Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/sparc

Pull sparc fixes from David Miller:
 "Several build/bug fixes for sparc, including:

  1) Configuring a mix of static vs.  modular sparc64 crypto modules
     didn't work, remove an ill-conceived attempt to only have to build
     the device match table for these drivers once to fix the problem.

     Reported by Meelis Roos.

  2) Make the montgomery multiple/square and mpmul instructions actually
     usable in 32-bit tasks.  Essentially this involves providing 32-bit
     userspace with a way to use a 64-bit stack when it needs to.

  3) Our sparc64 atomic backoffs don't yield cpu strands properly on
     Niagara chips.  Use pause instruction when available to achieve
     this, otherwise use a benign instruction we know blocks the strand
     for some time.

  4) Wire up kcmp

  5) Fix the build of various drivers by removing the unnecessary
     blocking of OF_GPIO when SPARC.

  6) Fix unintended regression wherein of_address_to_resource stopped
     being provided.  Fix from Andreas Larsson.

  7) Fix NULL dereference in leon_handle_ext_irq(), also from Andreas
     Larsson."

* git://git.kernel.org/pub/scm/linux/kernel/git/davem/sparc:
  sparc64: Fix build with mix of modular vs. non-modular crypto drivers.
  sparc: Support atomic64_dec_if_positive properly.
  of/address: sparc: Declare of_address_to_resource() as an extern function for sparc again
  sparc32, leon: Check for existent irq_map entry in leon_handle_ext_irq
  sparc: Add sparc support for platform_get_irq()
  sparc: Allow OF_GPIO on sparc.
  qlogicpti: Fix build warning.
  sparc: Wire up sys_kcmp.
  sparc64: Improvde documentation and readability of atomic backoff code.
  sparc64: Use pause instruction when available.
  sparc64: Fix cpu strand yielding.
  sparc64: Make montmul/montsqr/mpmul usable in 32-bit threads.
diff --git a/Documentation/arm64/memory.txt b/Documentation/arm64/memory.txt
index dbbdcbb..4110cca 100644
--- a/Documentation/arm64/memory.txt
+++ b/Documentation/arm64/memory.txt
@@ -27,17 +27,17 @@
 -----------------------------------------------------------------------
 0000000000000000	0000007fffffffff	 512GB		user
 
-ffffff8000000000	ffffffbbfffcffff	~240GB		vmalloc
+ffffff8000000000	ffffffbbfffeffff	~240GB		vmalloc
 
-ffffffbbfffd0000	ffffffbcfffdffff	  64KB		[guard page]
-
-ffffffbbfffe0000	ffffffbcfffeffff	  64KB		PCI I/O space
-
-ffffffbbffff0000	ffffffbcffffffff	  64KB		[guard page]
+ffffffbbffff0000	ffffffbbffffffff	  64KB		[guard page]
 
 ffffffbc00000000	ffffffbdffffffff	   8GB		vmemmap
 
-ffffffbe00000000	ffffffbffbffffff	  ~8GB		[guard, future vmmemap]
+ffffffbe00000000	ffffffbffbbfffff	  ~8GB		[guard, future vmmemap]
+
+ffffffbffbe00000	ffffffbffbe0ffff	  64KB		PCI I/O space
+
+ffffffbbffff0000	ffffffbcffffffff	  ~2MB		[guard]
 
 ffffffbffc000000	ffffffbfffffffff	  64MB		modules
 
diff --git a/Documentation/devicetree/bindings/arm/atmel-at91.txt b/Documentation/devicetree/bindings/arm/atmel-at91.txt
index ecc81e3..d187e9f 100644
--- a/Documentation/devicetree/bindings/arm/atmel-at91.txt
+++ b/Documentation/devicetree/bindings/arm/atmel-at91.txt
@@ -8,7 +8,7 @@
   shared across all System Controller members.
 
 TC/TCLIB Timer required properties:
-- compatible: Should be "atmel,<chip>-pit".
+- compatible: Should be "atmel,<chip>-tcb".
   <chip> can be "at91rm9200" or "at91sam9x5"
 - reg: Should contain registers location and length
 - interrupts: Should contain all interrupts for the TC block
diff --git a/Documentation/devicetree/bindings/input/touchscreen/egalax-ts.txt b/Documentation/devicetree/bindings/input/touchscreen/egalax-ts.txt
new file mode 100644
index 0000000..df70318
--- /dev/null
+++ b/Documentation/devicetree/bindings/input/touchscreen/egalax-ts.txt
@@ -0,0 +1,19 @@
+* EETI eGalax Multiple Touch Controller
+
+Required properties:
+- compatible: must be "eeti,egalax_ts"
+- reg: i2c slave address
+- interrupt-parent: the phandle for the interrupt controller
+- interrupts: touch controller interrupt
+- wakeup-gpios: the gpio pin to be used for waking up the controller
+  as well as uased as irq pin
+
+Example:
+
+	egalax_ts@04 {
+		compatible = "eeti,egalax_ts";
+		reg = <0x04>;
+		interrupt-parent = <&gpio1>;
+		interrupts = <9 2>;
+		wakeup-gpios = <&gpio1 9 0>;
+	};
diff --git a/Documentation/hwmon/fam15h_power b/Documentation/hwmon/fam15h_power
index a92918e..8065481 100644
--- a/Documentation/hwmon/fam15h_power
+++ b/Documentation/hwmon/fam15h_power
@@ -10,7 +10,7 @@
   BIOS and Kernel Developer's Guide (BKDG) For AMD Family 15h Processors
     (not yet published)
 
-Author: Andreas Herrmann <andreas.herrmann3@amd.com>
+Author: Andreas Herrmann <herrmann.der.user@googlemail.com>
 
 Description
 -----------
diff --git a/MAINTAINERS b/MAINTAINERS
index f39a82d..59203e7 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -503,7 +503,7 @@
 F:	include/linux/altera_jtaguart.h
 
 AMD FAM15H PROCESSOR POWER MONITORING DRIVER
-M:	Andreas Herrmann <andreas.herrmann3@amd.com>
+M:	Andreas Herrmann <herrmann.der.user@googlemail.com>
 L:	lm-sensors@lm-sensors.org
 S:	Maintained
 F:	Documentation/hwmon/fam15h_power
@@ -637,6 +637,13 @@
 S:	Maintained
 F:	arch/arm/
 
+ARM SUB-ARCHITECTURES
+L:	linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
+S:	MAINTAINED
+F:	arch/arm/mach-*/
+F:	arch/arm/plat-*/
+T:	git git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc.git
+
 ARM PRIMECELL AACI PL041 DRIVER
 M:	Russell King <linux@arm.linux.org.uk>
 S:	Maintained
@@ -2500,6 +2507,7 @@
 M:	Seung-Woo Kim <sw0312.kim@samsung.com>
 M:	Kyungmin Park <kyungmin.park@samsung.com>
 L:	dri-devel@lists.freedesktop.org
+T:	git git://git.kernel.org/pub/scm/linux/kernel/git/daeinki/drm-exynos.git
 S:	Supported
 F:	drivers/gpu/drm/exynos
 F:	include/drm/exynos*
@@ -5062,7 +5070,13 @@
 S:	Odd Fixes
 F:	drivers/net/
 F:	include/linux/if_*
-F:	include/linux/*device.h
+F:	include/linux/netdevice.h
+F:	include/linux/arcdevice.h
+F:	include/linux/etherdevice.h
+F:	include/linux/fcdevice.h
+F:	include/linux/fddidevice.h
+F:	include/linux/hippidevice.h
+F:	include/linux/inetdevice.h
 
 NETXEN (1/10) GbE SUPPORT
 M:	Sony Chacko <sony.chacko@qlogic.com>
@@ -5634,7 +5648,7 @@
 F:	drivers/pinctrl/spear/
 
 PKTCDVD DRIVER
-M:	Peter Osterlund <petero2@telia.com>
+M:	Jiri Kosina <jkosina@suse.cz>
 S:	Maintained
 F:	drivers/block/pktcdvd.c
 F:	include/linux/pktcdvd.h
diff --git a/Makefile b/Makefile
index 14c93b3..a1ccf22 100644
--- a/Makefile
+++ b/Makefile
@@ -1,7 +1,7 @@
 VERSION = 3
 PATCHLEVEL = 7
 SUBLEVEL = 0
-EXTRAVERSION = -rc2
+EXTRAVERSION = -rc4
 NAME = Terrified Chipmunk
 
 # *DOCUMENTATION*
diff --git a/arch/arm/boot/dts/at91sam9g20ek_common.dtsi b/arch/arm/boot/dts/at91sam9g20ek_common.dtsi
index b06c0db..e6391a4 100644
--- a/arch/arm/boot/dts/at91sam9g20ek_common.dtsi
+++ b/arch/arm/boot/dts/at91sam9g20ek_common.dtsi
@@ -126,14 +126,14 @@
 		#size-cells = <0>;
 
 		btn3 {
-			label = "Buttin 3";
+			label = "Button 3";
 			gpios = <&pioA 30 1>;
 			linux,code = <0x103>;
 			gpio-key,wakeup;
 		};
 
 		btn4 {
-			label = "Buttin 4";
+			label = "Button 4";
 			gpios = <&pioA 31 1>;
 			linux,code = <0x104>;
 			gpio-key,wakeup;
diff --git a/arch/arm/boot/dts/dbx5x0.dtsi b/arch/arm/boot/dts/dbx5x0.dtsi
index 748ba7a..4b0e0ca 100644
--- a/arch/arm/boot/dts/dbx5x0.dtsi
+++ b/arch/arm/boot/dts/dbx5x0.dtsi
@@ -483,6 +483,8 @@
 			compatible = "stericsson,db8500-i2c", "st,nomadik-i2c", "arm,primecell";
 			reg = <0x80004000 0x1000>;
 			interrupts = <0 21 0x4>;
+			arm,primecell-periphid = <0x180024>;
+
 			#address-cells = <1>;
 			#size-cells = <0>;
 			v-i2c-supply = <&db8500_vape_reg>;
@@ -494,6 +496,8 @@
 			compatible = "stericsson,db8500-i2c", "st,nomadik-i2c", "arm,primecell";
 			reg = <0x80122000 0x1000>;
 			interrupts = <0 22 0x4>;
+			arm,primecell-periphid = <0x180024>;
+
 			#address-cells = <1>;
 			#size-cells = <0>;
 			v-i2c-supply = <&db8500_vape_reg>;
@@ -505,6 +509,8 @@
 			compatible = "stericsson,db8500-i2c", "st,nomadik-i2c", "arm,primecell";
 			reg = <0x80128000 0x1000>;
 			interrupts = <0 55 0x4>;
+			arm,primecell-periphid = <0x180024>;
+
 			#address-cells = <1>;
 			#size-cells = <0>;
 			v-i2c-supply = <&db8500_vape_reg>;
@@ -516,6 +522,8 @@
 			compatible = "stericsson,db8500-i2c", "st,nomadik-i2c", "arm,primecell";
 			reg = <0x80110000 0x1000>;
 			interrupts = <0 12 0x4>;
+			arm,primecell-periphid = <0x180024>;
+
 			#address-cells = <1>;
 			#size-cells = <0>;
 			v-i2c-supply = <&db8500_vape_reg>;
@@ -527,6 +535,8 @@
 			compatible = "stericsson,db8500-i2c", "st,nomadik-i2c", "arm,primecell";
 			reg = <0x8012a000 0x1000>;
 			interrupts = <0 51 0x4>;
+			arm,primecell-periphid = <0x180024>;
+
 			#address-cells = <1>;
 			#size-cells = <0>;
 			v-i2c-supply = <&db8500_vape_reg>;
@@ -573,33 +583,38 @@
 			interrupts = <0 60 0x4>;
 			status = "disabled";
 		};
+
 		sdi@80118000 {
 			compatible = "arm,pl18x", "arm,primecell";
 			reg = <0x80118000 0x1000>;
 			interrupts = <0 50 0x4>;
 			status = "disabled";
 		};
+
 		sdi@80005000 {
 			compatible = "arm,pl18x", "arm,primecell";
 			reg = <0x80005000 0x1000>;
 			interrupts = <0 41 0x4>;
 			status = "disabled";
 		};
+
 		sdi@80119000 {
 			compatible = "arm,pl18x", "arm,primecell";
 			reg = <0x80119000 0x1000>;
 			interrupts = <0 59 0x4>;
 			status = "disabled";
 		};
+
 		sdi@80114000 {
 			compatible = "arm,pl18x", "arm,primecell";
 			reg = <0x80114000 0x1000>;
 			interrupts = <0 99 0x4>;
 			status = "disabled";
 		};
+
 		sdi@80008000 {
 			compatible = "arm,pl18x", "arm,primecell";
-			reg = <0x80114000 0x1000>;
+			reg = <0x80008000 0x1000>;
 			interrupts = <0 100 0x4>;
 			status = "disabled";
 		};
diff --git a/arch/arm/boot/dts/exynos4210-trats.dts b/arch/arm/boot/dts/exynos4210-trats.dts
index 73567b8..a21511c 100644
--- a/arch/arm/boot/dts/exynos4210-trats.dts
+++ b/arch/arm/boot/dts/exynos4210-trats.dts
@@ -20,8 +20,10 @@
 	compatible = "samsung,trats", "samsung,exynos4210";
 
 	memory {
-		reg =  <0x40000000 0x20000000
-			0x60000000 0x20000000>;
+		reg =  <0x40000000 0x10000000
+			0x50000000 0x10000000
+			0x60000000 0x10000000
+			0x70000000 0x10000000>;
 	};
 
 	chosen {
diff --git a/arch/arm/boot/dts/imx23.dtsi b/arch/arm/boot/dts/imx23.dtsi
index 9ca4ca7..6d31aa3 100644
--- a/arch/arm/boot/dts/imx23.dtsi
+++ b/arch/arm/boot/dts/imx23.dtsi
@@ -69,6 +69,7 @@
 				interrupts = <13>, <56>;
 				interrupt-names = "gpmi-dma", "bch";
 				clocks = <&clks 34>;
+				clock-names = "gpmi_io";
 				fsl,gpmi-dma-channel = <4>;
 				status = "disabled";
 			};
diff --git a/arch/arm/boot/dts/imx28.dtsi b/arch/arm/boot/dts/imx28.dtsi
index e16d631..55c57ea 100644
--- a/arch/arm/boot/dts/imx28.dtsi
+++ b/arch/arm/boot/dts/imx28.dtsi
@@ -85,6 +85,7 @@
 				interrupts = <88>, <41>;
 				interrupt-names = "gpmi-dma", "bch";
 				clocks = <&clks 50>;
+				clock-names = "gpmi_io";
 				fsl,gpmi-dma-channel = <4>;
 				status = "disabled";
 			};
diff --git a/arch/arm/boot/dts/omap3.dtsi b/arch/arm/boot/dts/omap3.dtsi
index f38ea87..696e929 100644
--- a/arch/arm/boot/dts/omap3.dtsi
+++ b/arch/arm/boot/dts/omap3.dtsi
@@ -257,7 +257,7 @@
 			interrupt-names = "common", "tx", "rx", "sidetone";
 			interrupt-parent = <&intc>;
 			ti,buffer-size = <1280>;
-			ti,hwmods = "mcbsp2";
+			ti,hwmods = "mcbsp2", "mcbsp2_sidetone";
 		};
 
 		mcbsp3: mcbsp@49024000 {
@@ -272,7 +272,7 @@
 			interrupt-names = "common", "tx", "rx", "sidetone";
 			interrupt-parent = <&intc>;
 			ti,buffer-size = <128>;
-			ti,hwmods = "mcbsp3";
+			ti,hwmods = "mcbsp3", "mcbsp3_sidetone";
 		};
 
 		mcbsp4: mcbsp@49026000 {
diff --git a/arch/arm/configs/imx_v6_v7_defconfig b/arch/arm/configs/imx_v6_v7_defconfig
index 66aa7a6..394ded6 100644
--- a/arch/arm/configs/imx_v6_v7_defconfig
+++ b/arch/arm/configs/imx_v6_v7_defconfig
@@ -139,6 +139,7 @@
 CONFIG_SPI=y
 CONFIG_SPI_IMX=y
 CONFIG_GPIO_SYSFS=y
+CONFIG_GPIO_MC9S08DZ60=y
 # CONFIG_HWMON is not set
 CONFIG_WATCHDOG=y
 CONFIG_IMX2_WDT=y
@@ -155,6 +156,7 @@
 CONFIG_SOC_CAMERA_OV2640=y
 CONFIG_VIDEO_MX3=y
 CONFIG_FB=y
+CONFIG_LCD_PLATFORM=y
 CONFIG_BACKLIGHT_LCD_SUPPORT=y
 CONFIG_LCD_CLASS_DEVICE=y
 CONFIG_LCD_L4F00242T03=y
diff --git a/arch/arm/configs/mvebu_defconfig b/arch/arm/configs/mvebu_defconfig
index 7bcf850..3458752 100644
--- a/arch/arm/configs/mvebu_defconfig
+++ b/arch/arm/configs/mvebu_defconfig
@@ -1,6 +1,6 @@
 CONFIG_EXPERIMENTAL=y
 CONFIG_SYSVIPC=y
-CONFIG_NO_HZ=y
+CONFIG_IRQ_DOMAIN_DEBUG=y
 CONFIG_HIGH_RES_TIMERS=y
 CONFIG_LOG_BUF_SHIFT=14
 CONFIG_BLK_DEV_INITRD=y
@@ -9,10 +9,12 @@
 CONFIG_MODULES=y
 CONFIG_MODULE_UNLOAD=y
 CONFIG_ARCH_MVEBU=y
-CONFIG_MACH_ARMADA_370_XP=y
+CONFIG_MACH_ARMADA_370=y
+CONFIG_MACH_ARMADA_XP=y
+# CONFIG_CACHE_L2X0 is not set
 CONFIG_AEABI=y
 CONFIG_HIGHMEM=y
-CONFIG_USE_OF=y
+# CONFIG_COMPACTION is not set
 CONFIG_ZBOOT_ROM_TEXT=0x0
 CONFIG_ZBOOT_ROM_BSS=0x0
 CONFIG_ARM_APPENDED_DTB=y
@@ -23,6 +25,8 @@
 CONFIG_SERIAL_OF_PLATFORM=y
 CONFIG_GPIOLIB=y
 CONFIG_GPIO_SYSFS=y
+# CONFIG_USB_SUPPORT is not set
+# CONFIG_IOMMU_SUPPORT is not set
 CONFIG_EXT2_FS=y
 CONFIG_EXT3_FS=y
 # CONFIG_EXT3_FS_XATTR is not set
diff --git a/arch/arm/configs/versatile_defconfig b/arch/arm/configs/versatile_defconfig
index cdd4d2b..2ba9e63 100644
--- a/arch/arm/configs/versatile_defconfig
+++ b/arch/arm/configs/versatile_defconfig
@@ -1,3 +1,4 @@
+CONFIG_ARCH_VERSATILE=y
 CONFIG_EXPERIMENTAL=y
 # CONFIG_LOCALVERSION_AUTO is not set
 CONFIG_SYSVIPC=y
diff --git a/arch/arm/include/asm/io.h b/arch/arm/include/asm/io.h
index 35c1ed8..42f042e 100644
--- a/arch/arm/include/asm/io.h
+++ b/arch/arm/include/asm/io.h
@@ -64,7 +64,7 @@
 static inline void __raw_writew(u16 val, volatile void __iomem *addr)
 {
 	asm volatile("strh %1, %0"
-		     : "+Qo" (*(volatile u16 __force *)addr)
+		     : "+Q" (*(volatile u16 __force *)addr)
 		     : "r" (val));
 }
 
@@ -72,7 +72,7 @@
 {
 	u16 val;
 	asm volatile("ldrh %1, %0"
-		     : "+Qo" (*(volatile u16 __force *)addr),
+		     : "+Q" (*(volatile u16 __force *)addr),
 		       "=r" (val));
 	return val;
 }
diff --git a/arch/arm/include/asm/sched_clock.h b/arch/arm/include/asm/sched_clock.h
index 05b8e82..e3f7572 100644
--- a/arch/arm/include/asm/sched_clock.h
+++ b/arch/arm/include/asm/sched_clock.h
@@ -10,7 +10,5 @@
 
 extern void sched_clock_postinit(void);
 extern void setup_sched_clock(u32 (*read)(void), int bits, unsigned long rate);
-extern void setup_sched_clock_needs_suspend(u32 (*read)(void), int bits,
-		unsigned long rate);
 
 #endif
diff --git a/arch/arm/include/asm/vfpmacros.h b/arch/arm/include/asm/vfpmacros.h
index 6a6f1e4..301c1db 100644
--- a/arch/arm/include/asm/vfpmacros.h
+++ b/arch/arm/include/asm/vfpmacros.h
@@ -27,9 +27,9 @@
 #if __LINUX_ARM_ARCH__ <= 6
 	ldr	\tmp, =elf_hwcap		    @ may not have MVFR regs
 	ldr	\tmp, [\tmp, #0]
-	tst	\tmp, #HWCAP_VFPv3D16
-	ldceql	p11, cr0, [\base],#32*4		    @ FLDMIAD \base!, {d16-d31}
-	addne	\base, \base, #32*4		    @ step over unused register space
+	tst	\tmp, #HWCAP_VFPD32
+	ldcnel	p11, cr0, [\base],#32*4		    @ FLDMIAD \base!, {d16-d31}
+	addeq	\base, \base, #32*4		    @ step over unused register space
 #else
 	VFPFMRX	\tmp, MVFR0			    @ Media and VFP Feature Register 0
 	and	\tmp, \tmp, #MVFR0_A_SIMD_MASK	    @ A_SIMD field
@@ -51,9 +51,9 @@
 #if __LINUX_ARM_ARCH__ <= 6
 	ldr	\tmp, =elf_hwcap		    @ may not have MVFR regs
 	ldr	\tmp, [\tmp, #0]
-	tst	\tmp, #HWCAP_VFPv3D16
-	stceql	p11, cr0, [\base],#32*4		    @ FSTMIAD \base!, {d16-d31}
-	addne	\base, \base, #32*4		    @ step over unused register space
+	tst	\tmp, #HWCAP_VFPD32
+	stcnel	p11, cr0, [\base],#32*4		    @ FSTMIAD \base!, {d16-d31}
+	addeq	\base, \base, #32*4		    @ step over unused register space
 #else
 	VFPFMRX	\tmp, MVFR0			    @ Media and VFP Feature Register 0
 	and	\tmp, \tmp, #MVFR0_A_SIMD_MASK	    @ A_SIMD field
diff --git a/arch/arm/include/debug/8250_32.S b/arch/arm/include/debug/8250_32.S
new file mode 100644
index 0000000..8db01ee
--- /dev/null
+++ b/arch/arm/include/debug/8250_32.S
@@ -0,0 +1,27 @@
+/*
+ * Copyright (c) 2011 Picochip Ltd., Jamie Iles
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ *
+ * Derived from arch/arm/mach-davinci/include/mach/debug-macro.S to use 32-bit
+ * accesses to the 8250.
+ */
+
+#include <linux/serial_reg.h>
+
+		.macro	senduart,rd,rx
+		str	\rd, [\rx, #UART_TX << UART_SHIFT]
+		.endm
+
+		.macro	busyuart,rd,rx
+1002:		ldr	\rd, [\rx, #UART_LSR << UART_SHIFT]
+		and	\rd, \rd, #UART_LSR_TEMT | UART_LSR_THRE
+		teq	\rd, #UART_LSR_TEMT | UART_LSR_THRE
+		bne	1002b
+		.endm
+
+		/* The UART's don't have any flow control IO's wired up. */
+		.macro	waituart,rd,rx
+		.endm
diff --git a/arch/arm/include/debug/picoxcell.S b/arch/arm/include/debug/picoxcell.S
index 7419deb..bc1f07c 100644
--- a/arch/arm/include/debug/picoxcell.S
+++ b/arch/arm/include/debug/picoxcell.S
@@ -5,10 +5,7 @@
  * it under the terms of the GNU General Public License version 2 as
  * published by the Free Software Foundation.
  *
- * Derived from arch/arm/mach-davinci/include/mach/debug-macro.S to use 32-bit
- * accesses to the 8250.
  */
-#include <linux/serial_reg.h>
 
 #define UART_SHIFT 2
 #define PICOXCELL_UART1_BASE		0x80230000
@@ -19,17 +16,4 @@
 		ldr	\rp, =PICOXCELL_UART1_BASE
 		.endm
 
-		.macro	senduart,rd,rx
-		str	\rd, [\rx, #UART_TX << UART_SHIFT]
-		.endm
-
-		.macro	busyuart,rd,rx
-1002:		ldr	\rd, [\rx, #UART_LSR << UART_SHIFT]
-		and	\rd, \rd, #UART_LSR_TEMT | UART_LSR_THRE
-		teq	\rd, #UART_LSR_TEMT | UART_LSR_THRE
-		bne	1002b
-		.endm
-
-		/* The UART's don't have any flow control IO's wired up. */
-		.macro	waituart,rd,rx
-		.endm
+#include "8250_32.S"
diff --git a/arch/arm/include/debug/socfpga.S b/arch/arm/include/debug/socfpga.S
index d6f26d2..966b2f9 100644
--- a/arch/arm/include/debug/socfpga.S
+++ b/arch/arm/include/debug/socfpga.S
@@ -7,6 +7,9 @@
  * published by the Free Software Foundation.
  */
 
+#define UART_SHIFT 2
+#define DEBUG_LL_UART_OFFSET	0x00002000
+
 		.macro	addruart, rp, rv, tmp
 		mov	\rp, #DEBUG_LL_UART_OFFSET
 		orr	\rp, \rp, #0x00c00000
@@ -14,3 +17,5 @@
 		orr	\rp, \rp, #0xff000000	@ physical base
 		.endm
 
+#include "8250_32.S"
+
diff --git a/arch/arm/include/uapi/asm/hwcap.h b/arch/arm/include/uapi/asm/hwcap.h
index f254f65..3688fd1 100644
--- a/arch/arm/include/uapi/asm/hwcap.h
+++ b/arch/arm/include/uapi/asm/hwcap.h
@@ -18,11 +18,12 @@
 #define HWCAP_THUMBEE	(1 << 11)
 #define HWCAP_NEON	(1 << 12)
 #define HWCAP_VFPv3	(1 << 13)
-#define HWCAP_VFPv3D16	(1 << 14)
+#define HWCAP_VFPv3D16	(1 << 14)	/* also set for VFPv4-D16 */
 #define HWCAP_TLS	(1 << 15)
 #define HWCAP_VFPv4	(1 << 16)
 #define HWCAP_IDIVA	(1 << 17)
 #define HWCAP_IDIVT	(1 << 18)
+#define HWCAP_VFPD32	(1 << 19)	/* set if VFP has 32 regs (not 16) */
 #define HWCAP_IDIV	(HWCAP_IDIVA | HWCAP_IDIVT)
 
 
diff --git a/arch/arm/kernel/sched_clock.c b/arch/arm/kernel/sched_clock.c
index e21bac2..fc6692e 100644
--- a/arch/arm/kernel/sched_clock.c
+++ b/arch/arm/kernel/sched_clock.c
@@ -107,13 +107,6 @@
 	update_sched_clock();
 }
 
-void __init setup_sched_clock_needs_suspend(u32 (*read)(void), int bits,
-		unsigned long rate)
-{
-	setup_sched_clock(read, bits, rate);
-	cd.needs_suspend = true;
-}
-
 void __init setup_sched_clock(u32 (*read)(void), int bits, unsigned long rate)
 {
 	unsigned long r, w;
@@ -189,18 +182,15 @@
 static int sched_clock_suspend(void)
 {
 	sched_clock_poll(sched_clock_timer.data);
-	if (cd.needs_suspend)
-		cd.suspended = true;
+	cd.suspended = true;
 	return 0;
 }
 
 static void sched_clock_resume(void)
 {
-	if (cd.needs_suspend) {
-		cd.epoch_cyc = read_sched_clock();
-		cd.epoch_cyc_copy = cd.epoch_cyc;
-		cd.suspended = false;
-	}
+	cd.epoch_cyc = read_sched_clock();
+	cd.epoch_cyc_copy = cd.epoch_cyc;
+	cd.suspended = false;
 }
 
 static struct syscore_ops sched_clock_ops = {
diff --git a/arch/arm/mach-at91/Kconfig b/arch/arm/mach-at91/Kconfig
index b142071..0436242 100644
--- a/arch/arm/mach-at91/Kconfig
+++ b/arch/arm/mach-at91/Kconfig
@@ -21,19 +21,13 @@
 	bool
 	select CPU_ARM926T
 	select GENERIC_CLOCKEVENTS
+	select MULTI_IRQ_HANDLER
+	select SPARSE_IRQ
 
 menu "Atmel AT91 System-on-Chip"
 
 comment "Atmel AT91 Processor"
 
-config SOC_AT91SAM9
-	bool
-	select AT91_SAM9_SMC
-	select AT91_SAM9_TIME
-	select CPU_ARM926T
-	select MULTI_IRQ_HANDLER
-	select SPARSE_IRQ
-
 config SOC_AT91RM9200
 	bool "AT91RM9200"
 	select CPU_ARM920T
diff --git a/arch/arm/mach-at91/at91rm9200.c b/arch/arm/mach-at91/at91rm9200.c
index b4f0565..5269825 100644
--- a/arch/arm/mach-at91/at91rm9200.c
+++ b/arch/arm/mach-at91/at91rm9200.c
@@ -187,7 +187,7 @@
 	CLKDEV_CON_DEV_ID("pclk", "ssc.0", &ssc0_clk),
 	CLKDEV_CON_DEV_ID("pclk", "ssc.1", &ssc1_clk),
 	CLKDEV_CON_DEV_ID("pclk", "ssc.2", &ssc2_clk),
-	CLKDEV_CON_DEV_ID(NULL, "i2c-at91rm9200", &twi_clk),
+	CLKDEV_CON_DEV_ID(NULL, "i2c-at91rm9200.0", &twi_clk),
 	/* fake hclk clock */
 	CLKDEV_CON_DEV_ID("hclk", "at91_ohci", &ohci_clk),
 	CLKDEV_CON_ID("pioA", &pioA_clk),
diff --git a/arch/arm/mach-at91/at91rm9200_devices.c b/arch/arm/mach-at91/at91rm9200_devices.c
index a563189..1e122bc 100644
--- a/arch/arm/mach-at91/at91rm9200_devices.c
+++ b/arch/arm/mach-at91/at91rm9200_devices.c
@@ -479,7 +479,7 @@
 
 static struct platform_device at91rm9200_twi_device = {
 	.name			= "i2c-gpio",
-	.id			= -1,
+	.id			= 0,
 	.dev.platform_data	= &pdata,
 };
 
@@ -512,7 +512,7 @@
 
 static struct platform_device at91rm9200_twi_device = {
 	.name		= "i2c-at91rm9200",
-	.id		= -1,
+	.id		= 0,
 	.resource	= twi_resources,
 	.num_resources	= ARRAY_SIZE(twi_resources),
 };
diff --git a/arch/arm/mach-at91/at91sam9260.c b/arch/arm/mach-at91/at91sam9260.c
index ad29f93..f820261 100644
--- a/arch/arm/mach-at91/at91sam9260.c
+++ b/arch/arm/mach-at91/at91sam9260.c
@@ -211,8 +211,8 @@
 	CLKDEV_CON_DEV_ID("t1_clk", "atmel_tcb.1", &tc4_clk),
 	CLKDEV_CON_DEV_ID("t2_clk", "atmel_tcb.1", &tc5_clk),
 	CLKDEV_CON_DEV_ID("pclk", "ssc.0", &ssc_clk),
-	CLKDEV_CON_DEV_ID(NULL, "i2c-at91sam9260", &twi_clk),
-	CLKDEV_CON_DEV_ID(NULL, "i2c-at91sam9g20", &twi_clk),
+	CLKDEV_CON_DEV_ID(NULL, "i2c-at91sam9260.0", &twi_clk),
+	CLKDEV_CON_DEV_ID(NULL, "i2c-at91sam9g20.0", &twi_clk),
 	/* more usart lookup table for DT entries */
 	CLKDEV_CON_DEV_ID("usart", "fffff200.serial", &mck),
 	CLKDEV_CON_DEV_ID("usart", "fffb0000.serial", &usart0_clk),
diff --git a/arch/arm/mach-at91/at91sam9260_devices.c b/arch/arm/mach-at91/at91sam9260_devices.c
index a76b868..aa1e587 100644
--- a/arch/arm/mach-at91/at91sam9260_devices.c
+++ b/arch/arm/mach-at91/at91sam9260_devices.c
@@ -389,7 +389,7 @@
 
 static struct platform_device at91sam9260_twi_device = {
 	.name			= "i2c-gpio",
-	.id			= -1,
+	.id			= 0,
 	.dev.platform_data	= &pdata,
 };
 
@@ -421,7 +421,7 @@
 };
 
 static struct platform_device at91sam9260_twi_device = {
-	.id		= -1,
+	.id		= 0,
 	.resource	= twi_resources,
 	.num_resources	= ARRAY_SIZE(twi_resources),
 };
diff --git a/arch/arm/mach-at91/at91sam9261.c b/arch/arm/mach-at91/at91sam9261.c
index 8d999eb..04295c0 100644
--- a/arch/arm/mach-at91/at91sam9261.c
+++ b/arch/arm/mach-at91/at91sam9261.c
@@ -178,8 +178,8 @@
 	CLKDEV_CON_DEV_ID("pclk", "ssc.1", &ssc1_clk),
 	CLKDEV_CON_DEV_ID("pclk", "ssc.2", &ssc2_clk),
 	CLKDEV_CON_DEV_ID("hclk", "at91_ohci", &hck0),
-	CLKDEV_CON_DEV_ID(NULL, "i2c-at91sam9261", &twi_clk),
-	CLKDEV_CON_DEV_ID(NULL, "i2c-at91sam9g10", &twi_clk),
+	CLKDEV_CON_DEV_ID(NULL, "i2c-at91sam9261.0", &twi_clk),
+	CLKDEV_CON_DEV_ID(NULL, "i2c-at91sam9g10.0", &twi_clk),
 	CLKDEV_CON_ID("pioA", &pioA_clk),
 	CLKDEV_CON_ID("pioB", &pioB_clk),
 	CLKDEV_CON_ID("pioC", &pioC_clk),
diff --git a/arch/arm/mach-at91/at91sam9261_devices.c b/arch/arm/mach-at91/at91sam9261_devices.c
index 9752f17..b948769 100644
--- a/arch/arm/mach-at91/at91sam9261_devices.c
+++ b/arch/arm/mach-at91/at91sam9261_devices.c
@@ -285,7 +285,7 @@
 
 static struct platform_device at91sam9261_twi_device = {
 	.name			= "i2c-gpio",
-	.id			= -1,
+	.id			= 0,
 	.dev.platform_data	= &pdata,
 };
 
@@ -317,7 +317,7 @@
 };
 
 static struct platform_device at91sam9261_twi_device = {
-	.id		= -1,
+	.id		= 0,
 	.resource	= twi_resources,
 	.num_resources	= ARRAY_SIZE(twi_resources),
 };
diff --git a/arch/arm/mach-at91/at91sam9263.c b/arch/arm/mach-at91/at91sam9263.c
index 6a01d03..d6f9c23 100644
--- a/arch/arm/mach-at91/at91sam9263.c
+++ b/arch/arm/mach-at91/at91sam9263.c
@@ -193,7 +193,7 @@
 	CLKDEV_CON_DEV_ID("spi_clk", "atmel_spi.0", &spi0_clk),
 	CLKDEV_CON_DEV_ID("spi_clk", "atmel_spi.1", &spi1_clk),
 	CLKDEV_CON_DEV_ID("t0_clk", "atmel_tcb.0", &tcb_clk),
-	CLKDEV_CON_DEV_ID(NULL, "i2c-at91sam9260", &twi_clk),
+	CLKDEV_CON_DEV_ID(NULL, "i2c-at91sam9260.0", &twi_clk),
 	/* fake hclk clock */
 	CLKDEV_CON_DEV_ID("hclk", "at91_ohci", &ohci_clk),
 	CLKDEV_CON_ID("pioA", &pioA_clk),
diff --git a/arch/arm/mach-at91/at91sam9263_devices.c b/arch/arm/mach-at91/at91sam9263_devices.c
index 8dde220..cb85da2 100644
--- a/arch/arm/mach-at91/at91sam9263_devices.c
+++ b/arch/arm/mach-at91/at91sam9263_devices.c
@@ -567,7 +567,7 @@
 
 static struct platform_device at91sam9263_twi_device = {
 	.name			= "i2c-gpio",
-	.id			= -1,
+	.id			= 0,
 	.dev.platform_data	= &pdata,
 };
 
@@ -600,7 +600,7 @@
 
 static struct platform_device at91sam9263_twi_device = {
 	.name		= "i2c-at91sam9260",
-	.id		= -1,
+	.id		= 0,
 	.resource	= twi_resources,
 	.num_resources	= ARRAY_SIZE(twi_resources),
 };
diff --git a/arch/arm/mach-at91/at91sam9rl_devices.c b/arch/arm/mach-at91/at91sam9rl_devices.c
index d6ca054..5047bdc 100644
--- a/arch/arm/mach-at91/at91sam9rl_devices.c
+++ b/arch/arm/mach-at91/at91sam9rl_devices.c
@@ -314,7 +314,7 @@
 
 static struct platform_device at91sam9rl_twi_device = {
 	.name			= "i2c-gpio",
-	.id			= -1,
+	.id			= 0,
 	.dev.platform_data	= &pdata,
 };
 
@@ -347,7 +347,7 @@
 
 static struct platform_device at91sam9rl_twi_device = {
 	.name		= "i2c-at91sam9g20",
-	.id		= -1,
+	.id		= 0,
 	.resource	= twi_resources,
 	.num_resources	= ARRAY_SIZE(twi_resources),
 };
diff --git a/arch/arm/mach-at91/at91x40.c b/arch/arm/mach-at91/at91x40.c
index 6bd7300..bb7f544 100644
--- a/arch/arm/mach-at91/at91x40.c
+++ b/arch/arm/mach-at91/at91x40.c
@@ -88,6 +88,6 @@
 	if (!priority)
 		priority = at91x40_default_irq_priority;
 
-	at91_aic_init(priority);
+	at91_aic_init(priority, at91_extern_irq);
 }
 
diff --git a/arch/arm/mach-at91/board-neocore926.c b/arch/arm/mach-at91/board-neocore926.c
index 9cda3fd..6960778 100644
--- a/arch/arm/mach-at91/board-neocore926.c
+++ b/arch/arm/mach-at91/board-neocore926.c
@@ -129,7 +129,7 @@
 		.max_speed_hz	= 125000 * 16,
 		.bus_num	= 0,
 		.platform_data	= &ads_info,
-		.irq		= AT91SAM9263_ID_IRQ1,
+		.irq		= NR_IRQS_LEGACY + AT91SAM9263_ID_IRQ1,
 	},
 #endif
 };
diff --git a/arch/arm/mach-at91/board-sam9261ek.c b/arch/arm/mach-at91/board-sam9261ek.c
index 27b3af1..a9167dd 100644
--- a/arch/arm/mach-at91/board-sam9261ek.c
+++ b/arch/arm/mach-at91/board-sam9261ek.c
@@ -309,7 +309,7 @@
 		.max_speed_hz	= 125000 * 26,	/* (max sample rate @ 3V) * (cmd + data + overhead) */
 		.bus_num	= 0,
 		.platform_data	= &ads_info,
-		.irq		= AT91SAM9261_ID_IRQ0,
+		.irq		= NR_IRQS_LEGACY + AT91SAM9261_ID_IRQ0,
 		.controller_data = (void *) AT91_PIN_PA28,	/* CS pin */
 	},
 #endif
diff --git a/arch/arm/mach-at91/board-sam9263ek.c b/arch/arm/mach-at91/board-sam9263ek.c
index 073e174..b87dbe2 100644
--- a/arch/arm/mach-at91/board-sam9263ek.c
+++ b/arch/arm/mach-at91/board-sam9263ek.c
@@ -132,7 +132,7 @@
 		.max_speed_hz	= 125000 * 26,	/* (max sample rate @ 3V) * (cmd + data + overhead) */
 		.bus_num	= 0,
 		.platform_data	= &ads_info,
-		.irq		= AT91SAM9263_ID_IRQ1,
+		.irq		= NR_IRQS_LEGACY + AT91SAM9263_ID_IRQ1,
 	},
 #endif
 };
diff --git a/arch/arm/mach-at91/generic.h b/arch/arm/mach-at91/generic.h
index f496506..b62f560e 100644
--- a/arch/arm/mach-at91/generic.h
+++ b/arch/arm/mach-at91/generic.h
@@ -26,7 +26,8 @@
 extern void __init at91_init_irq_default(void);
 extern void __init at91_init_interrupts(unsigned int priority[]);
 extern void __init at91x40_init_interrupts(unsigned int priority[]);
-extern void __init at91_aic_init(unsigned int priority[]);
+extern void __init at91_aic_init(unsigned int priority[],
+				 unsigned int ext_irq_mask);
 extern int  __init at91_aic_of_init(struct device_node *node,
 				    struct device_node *parent);
 extern int  __init at91_aic5_of_init(struct device_node *node,
diff --git a/arch/arm/mach-at91/irq.c b/arch/arm/mach-at91/irq.c
index 1e02c0e..febc2ee 100644
--- a/arch/arm/mach-at91/irq.c
+++ b/arch/arm/mach-at91/irq.c
@@ -502,14 +502,19 @@
 /*
  * Initialize the AIC interrupt controller.
  */
-void __init at91_aic_init(unsigned int *priority)
+void __init at91_aic_init(unsigned int *priority, unsigned int ext_irq_mask)
 {
 	unsigned int i;
 	int irq_base;
 
-	if (at91_aic_pm_init())
+	at91_extern_irq = kzalloc(BITS_TO_LONGS(n_irqs)
+				  * sizeof(*at91_extern_irq), GFP_KERNEL);
+
+	if (at91_aic_pm_init() || at91_extern_irq == NULL)
 		panic("Unable to allocate bit maps\n");
 
+	*at91_extern_irq = ext_irq_mask;
+
 	at91_aic_base = ioremap(AT91_AIC, 512);
 	if (!at91_aic_base)
 		panic("Unable to ioremap AIC registers\n");
diff --git a/arch/arm/mach-at91/setup.c b/arch/arm/mach-at91/setup.c
index da9881b..0b32c81 100644
--- a/arch/arm/mach-at91/setup.c
+++ b/arch/arm/mach-at91/setup.c
@@ -47,7 +47,7 @@
 void __init at91_init_interrupts(unsigned int *priority)
 {
 	/* Initialize the AIC interrupt controller */
-	at91_aic_init(priority);
+	at91_aic_init(priority, at91_extern_irq);
 
 	/* Enable GPIO interrupts */
 	at91_gpio_irq_setup();
@@ -151,7 +151,7 @@
 	}
 
 	/* at91sam9g10 */
-	if ((cidr & ~AT91_CIDR_EXT) == ARCH_ID_AT91SAM9G10) {
+	if ((socid & ~AT91_CIDR_EXT) == ARCH_ID_AT91SAM9G10) {
 		at91_soc_initdata.type = AT91_SOC_SAM9G10;
 		at91_boot_soc = at91sam9261_soc;
 	}
diff --git a/arch/arm/mach-exynos/common.c b/arch/arm/mach-exynos/common.c
index 715b690..1947be8 100644
--- a/arch/arm/mach-exynos/common.c
+++ b/arch/arm/mach-exynos/common.c
@@ -47,6 +47,7 @@
 #include <plat/fimc-core.h>
 #include <plat/iic-core.h>
 #include <plat/tv-core.h>
+#include <plat/spi-core.h>
 #include <plat/regs-serial.h>
 
 #include "common.h"
@@ -346,6 +347,8 @@
 
 	s5p_fb_setname(0, "exynos4-fb");
 	s5p_hdmi_setname("exynos4-hdmi");
+
+	s3c64xx_spi_setname("exynos4210-spi");
 }
 
 static void __init exynos5_map_io(void)
@@ -366,6 +369,8 @@
 	s3c_i2c0_setname("s3c2440-i2c");
 	s3c_i2c1_setname("s3c2440-i2c");
 	s3c_i2c2_setname("s3c2440-i2c");
+
+	s3c64xx_spi_setname("exynos4210-spi");
 }
 
 static void __init exynos4_init_clocks(int xtal)
diff --git a/arch/arm/mach-exynos/mach-exynos4-dt.c b/arch/arm/mach-exynos/mach-exynos4-dt.c
index e58d786..eadf4b5 100644
--- a/arch/arm/mach-exynos/mach-exynos4-dt.c
+++ b/arch/arm/mach-exynos/mach-exynos4-dt.c
@@ -99,6 +99,7 @@
 
 DT_MACHINE_START(EXYNOS4210_DT, "Samsung Exynos4 (Flattened Device Tree)")
 	/* Maintainer: Thomas Abraham <thomas.abraham@linaro.org> */
+	.smp		= smp_ops(exynos_smp_ops),
 	.init_irq	= exynos4_init_irq,
 	.map_io		= exynos4_dt_map_io,
 	.handle_irq	= gic_handle_irq,
diff --git a/arch/arm/mach-imx/clk-busy.c b/arch/arm/mach-imx/clk-busy.c
index 1a7a8dd..1ab91b5 100644
--- a/arch/arm/mach-imx/clk-busy.c
+++ b/arch/arm/mach-imx/clk-busy.c
@@ -108,7 +108,7 @@
 	busy->div.hw.init = &init;
 
 	clk = clk_register(NULL, &busy->div.hw);
-	if (!clk)
+	if (IS_ERR(clk))
 		kfree(busy);
 
 	return clk;
diff --git a/arch/arm/mach-imx/clk-imx25.c b/arch/arm/mach-imx/clk-imx25.c
index d20d479..01e2f84 100644
--- a/arch/arm/mach-imx/clk-imx25.c
+++ b/arch/arm/mach-imx/clk-imx25.c
@@ -127,8 +127,8 @@
 	clk[esdhc2_ipg_per] = imx_clk_gate("esdhc2_ipg_per", "per4", ccm(CCM_CGCR0),  4);
 	clk[gpt_ipg_per] = imx_clk_gate("gpt_ipg_per", "per5", ccm(CCM_CGCR0),  5);
 	clk[i2c_ipg_per] = imx_clk_gate("i2c_ipg_per", "per6", ccm(CCM_CGCR0),  6);
-	clk[lcdc_ipg_per] = imx_clk_gate("lcdc_ipg_per", "per8", ccm(CCM_CGCR0),  7);
-	clk[nfc_ipg_per] = imx_clk_gate("nfc_ipg_per", "ipg_per", ccm(CCM_CGCR0),  8);
+	clk[lcdc_ipg_per] = imx_clk_gate("lcdc_ipg_per", "per7", ccm(CCM_CGCR0),  7);
+	clk[nfc_ipg_per] = imx_clk_gate("nfc_ipg_per", "per8", ccm(CCM_CGCR0),  8);
 	clk[ssi1_ipg_per] = imx_clk_gate("ssi1_ipg_per", "per13", ccm(CCM_CGCR0), 13);
 	clk[ssi2_ipg_per] = imx_clk_gate("ssi2_ipg_per", "per14", ccm(CCM_CGCR0), 14);
 	clk[uart_ipg_per] = imx_clk_gate("uart_ipg_per", "per15", ccm(CCM_CGCR0), 15);
diff --git a/arch/arm/mach-imx/clk-imx27.c b/arch/arm/mach-imx/clk-imx27.c
index 3b6b640..366e5d5 100644
--- a/arch/arm/mach-imx/clk-imx27.c
+++ b/arch/arm/mach-imx/clk-imx27.c
@@ -109,7 +109,7 @@
 	clk[per3_div] = imx_clk_divider("per3_div", "mpll_main2", CCM_PCDR1, 16, 6);
 	clk[per4_div] = imx_clk_divider("per4_div", "mpll_main2", CCM_PCDR1, 24, 6);
 	clk[vpu_sel] = imx_clk_mux("vpu_sel", CCM_CSCR, 21, 1, vpu_sel_clks, ARRAY_SIZE(vpu_sel_clks));
-	clk[vpu_div] = imx_clk_divider("vpu_div", "vpu_sel", CCM_PCDR0, 10, 3);
+	clk[vpu_div] = imx_clk_divider("vpu_div", "vpu_sel", CCM_PCDR0, 10, 6);
 	clk[usb_div] = imx_clk_divider("usb_div", "spll", CCM_CSCR, 28, 3);
 	clk[cpu_sel] = imx_clk_mux("cpu_sel", CCM_CSCR, 15, 1, cpu_sel_clks, ARRAY_SIZE(cpu_sel_clks));
 	clk[clko_sel] = imx_clk_mux("clko_sel", CCM_CCSR, 0, 5, clko_sel_clks, ARRAY_SIZE(clko_sel_clks));
@@ -121,7 +121,7 @@
 	clk[ssi1_sel] = imx_clk_mux("ssi1_sel", CCM_CSCR, 22, 1, ssi_sel_clks, ARRAY_SIZE(ssi_sel_clks));
 	clk[ssi2_sel] = imx_clk_mux("ssi2_sel", CCM_CSCR, 23, 1, ssi_sel_clks, ARRAY_SIZE(ssi_sel_clks));
 	clk[ssi1_div] = imx_clk_divider("ssi1_div", "ssi1_sel", CCM_PCDR0, 16, 6);
-	clk[ssi2_div] = imx_clk_divider("ssi2_div", "ssi2_sel", CCM_PCDR0, 26, 3);
+	clk[ssi2_div] = imx_clk_divider("ssi2_div", "ssi2_sel", CCM_PCDR0, 26, 6);
 	clk[clko_en] = imx_clk_gate("clko_en", "clko_div", CCM_PCCR0, 0);
 	clk[ssi2_ipg_gate] = imx_clk_gate("ssi2_ipg_gate", "ipg", CCM_PCCR0, 0);
 	clk[ssi1_ipg_gate] = imx_clk_gate("ssi1_ipg_gate", "ipg", CCM_PCCR0, 1);
diff --git a/arch/arm/mach-imx/mm-imx3.c b/arch/arm/mach-imx/mm-imx3.c
index 9d2c843..b5deb05 100644
--- a/arch/arm/mach-imx/mm-imx3.c
+++ b/arch/arm/mach-imx/mm-imx3.c
@@ -108,9 +108,8 @@
 	}
 
 	l2x0_base = ioremap(MX3x_L2CC_BASE_ADDR, 4096);
-	if (IS_ERR(l2x0_base)) {
-		printk(KERN_ERR "remapping L2 cache area failed with %ld\n",
-				PTR_ERR(l2x0_base));
+	if (!l2x0_base) {
+		printk(KERN_ERR "remapping L2 cache area failed\n");
 		return;
 	}
 
diff --git a/arch/arm/mach-omap2/Kconfig b/arch/arm/mach-omap2/Kconfig
index 2a1a898..d669e22 100644
--- a/arch/arm/mach-omap2/Kconfig
+++ b/arch/arm/mach-omap2/Kconfig
@@ -11,7 +11,6 @@
 	select I2C_OMAP
 	select MENELAUS if ARCH_OMAP2
 	select NEON if ARCH_OMAP3 || ARCH_OMAP4 || SOC_OMAP5
-	select PINCTRL
 	select PM_RUNTIME
 	select REGULATOR
 	select SERIAL_OMAP
diff --git a/arch/arm/mach-omap2/board-omap3beagle.c b/arch/arm/mach-omap2/board-omap3beagle.c
index 388c431..d41ab98 100644
--- a/arch/arm/mach-omap2/board-omap3beagle.c
+++ b/arch/arm/mach-omap2/board-omap3beagle.c
@@ -24,6 +24,7 @@
 #include <linux/input.h>
 #include <linux/gpio_keys.h>
 #include <linux/opp.h>
+#include <linux/cpu.h>
 
 #include <linux/mtd/mtd.h>
 #include <linux/mtd/partitions.h>
@@ -444,27 +445,31 @@
 };
 #endif
 
-static void __init beagle_opp_init(void)
+static int __init beagle_opp_init(void)
 {
 	int r = 0;
 
-	/* Initialize the omap3 opp table */
-	if (omap3_opp_init()) {
+	if (!machine_is_omap3_beagle())
+		return 0;
+
+	/* Initialize the omap3 opp table if not already created. */
+	r = omap3_opp_init();
+	if (IS_ERR_VALUE(r) && (r != -EEXIST)) {
 		pr_err("%s: opp default init failed\n", __func__);
-		return;
+		return r;
 	}
 
 	/* Custom OPP enabled for all xM versions */
 	if (cpu_is_omap3630()) {
 		struct device *mpu_dev, *iva_dev;
 
-		mpu_dev = omap_device_get_by_hwmod_name("mpu");
+		mpu_dev = get_cpu_device(0);
 		iva_dev = omap_device_get_by_hwmod_name("iva");
 
 		if (IS_ERR(mpu_dev) || IS_ERR(iva_dev)) {
 			pr_err("%s: Aiee.. no mpu/dsp devices? %p %p\n",
 				__func__, mpu_dev, iva_dev);
-			return;
+			return -ENODEV;
 		}
 		/* Enable MPU 1GHz and lower opps */
 		r = opp_enable(mpu_dev, 800000000);
@@ -484,8 +489,9 @@
 			opp_disable(iva_dev, 660000000);
 		}
 	}
-	return;
+	return 0;
 }
+device_initcall(beagle_opp_init);
 
 static void __init omap3_beagle_init(void)
 {
@@ -522,8 +528,6 @@
 	/* Ensure SDRC pins are mux'd for self-refresh */
 	omap_mux_init_signal("sdrc_cke0", OMAP_PIN_OUTPUT);
 	omap_mux_init_signal("sdrc_cke1", OMAP_PIN_OUTPUT);
-
-	beagle_opp_init();
 }
 
 MACHINE_START(OMAP3_BEAGLE, "OMAP3 Beagle Board")
diff --git a/arch/arm/mach-omap2/clock33xx_data.c b/arch/arm/mach-omap2/clock33xx_data.c
index 114ab4b..1a45d6b 100644
--- a/arch/arm/mach-omap2/clock33xx_data.c
+++ b/arch/arm/mach-omap2/clock33xx_data.c
@@ -1073,6 +1073,8 @@
 	CLK(NULL,	"gfx_fck_div_ck",	&gfx_fck_div_ck,	CK_AM33XX),
 	CLK(NULL,	"sysclkout_pre_ck",	&sysclkout_pre_ck,	CK_AM33XX),
 	CLK(NULL,	"clkout2_ck",		&clkout2_ck,	CK_AM33XX),
+	CLK(NULL,	"timer_32k_ck",		&clkdiv32k_ick,	CK_AM33XX),
+	CLK(NULL,	"timer_sys_ck",		&sys_clkin_ck,	CK_AM33XX),
 };
 
 int __init am33xx_clk_init(void)
diff --git a/arch/arm/mach-omap2/mux34xx.c b/arch/arm/mach-omap2/mux34xx.c
index 17f80e4..c47140b 100644
--- a/arch/arm/mach-omap2/mux34xx.c
+++ b/arch/arm/mach-omap2/mux34xx.c
@@ -614,16 +614,16 @@
 		"sys_off_mode", NULL, NULL, NULL,
 		"gpio_9", NULL, NULL, "safe_mode"),
 	_OMAP3_MUXENTRY(UART1_CTS, 150,
-		"uart1_cts", NULL, NULL, NULL,
+		"uart1_cts", "ssi1_rdy_tx", NULL, NULL,
 		"gpio_150", "hsusb3_tll_clk", NULL, "safe_mode"),
 	_OMAP3_MUXENTRY(UART1_RTS, 149,
-		"uart1_rts", NULL, NULL, NULL,
+		"uart1_rts", "ssi1_flag_tx", NULL, NULL,
 		"gpio_149", NULL, NULL, "safe_mode"),
 	_OMAP3_MUXENTRY(UART1_RX, 151,
-		"uart1_rx", NULL, "mcbsp1_clkr", "mcspi4_clk",
+		"uart1_rx", "ss1_wake_tx", "mcbsp1_clkr", "mcspi4_clk",
 		"gpio_151", NULL, NULL, "safe_mode"),
 	_OMAP3_MUXENTRY(UART1_TX, 148,
-		"uart1_tx", NULL, NULL, NULL,
+		"uart1_tx", "ssi1_dat_tx", NULL, NULL,
 		"gpio_148", NULL, NULL, "safe_mode"),
 	_OMAP3_MUXENTRY(UART2_CTS, 144,
 		"uart2_cts", "mcbsp3_dx", "gpt9_pwm_evt", NULL,
diff --git a/arch/arm/mach-omap2/pm.h b/arch/arm/mach-omap2/pm.h
index 686137d..67d6613 100644
--- a/arch/arm/mach-omap2/pm.h
+++ b/arch/arm/mach-omap2/pm.h
@@ -91,6 +91,7 @@
 
 #define PM_RTA_ERRATUM_i608		(1 << 0)
 #define PM_SDRC_WAKEUP_ERRATUM_i583	(1 << 1)
+#define PM_PER_MEMORIES_ERRATUM_i582	(1 << 2)
 
 #if defined(CONFIG_PM) && defined(CONFIG_ARCH_OMAP3)
 extern u16 pm34xx_errata;
diff --git a/arch/arm/mach-omap2/pm34xx.c b/arch/arm/mach-omap2/pm34xx.c
index ba670db..3a904de 100644
--- a/arch/arm/mach-omap2/pm34xx.c
+++ b/arch/arm/mach-omap2/pm34xx.c
@@ -652,14 +652,17 @@
 		/* Enable the l2 cache toggling in sleep logic */
 		enable_omap3630_toggle_l2_on_restore();
 		if (omap_rev() < OMAP3630_REV_ES1_2)
-			pm34xx_errata |= PM_SDRC_WAKEUP_ERRATUM_i583;
+			pm34xx_errata |= (PM_SDRC_WAKEUP_ERRATUM_i583 |
+					  PM_PER_MEMORIES_ERRATUM_i582);
+	} else if (cpu_is_omap34xx()) {
+		pm34xx_errata |= PM_PER_MEMORIES_ERRATUM_i582;
 	}
 }
 
 int __init omap3_pm_init(void)
 {
 	struct power_state *pwrst, *tmp;
-	struct clockdomain *neon_clkdm, *mpu_clkdm;
+	struct clockdomain *neon_clkdm, *mpu_clkdm, *per_clkdm, *wkup_clkdm;
 	int ret;
 
 	if (!omap3_has_io_chain_ctrl())
@@ -711,6 +714,8 @@
 
 	neon_clkdm = clkdm_lookup("neon_clkdm");
 	mpu_clkdm = clkdm_lookup("mpu_clkdm");
+	per_clkdm = clkdm_lookup("per_clkdm");
+	wkup_clkdm = clkdm_lookup("wkup_clkdm");
 
 #ifdef CONFIG_SUSPEND
 	omap_pm_suspend = omap3_pm_suspend;
@@ -727,6 +732,27 @@
 	if (IS_PM34XX_ERRATUM(PM_RTA_ERRATUM_i608))
 		omap3630_ctrl_disable_rta();
 
+	/*
+	 * The UART3/4 FIFO and the sidetone memory in McBSP2/3 are
+	 * not correctly reset when the PER powerdomain comes back
+	 * from OFF or OSWR when the CORE powerdomain is kept active.
+	 * See OMAP36xx Erratum i582 "PER Domain reset issue after
+	 * Domain-OFF/OSWR Wakeup".  This wakeup dependency is not a
+	 * complete workaround.  The kernel must also prevent the PER
+	 * powerdomain from going to OSWR/OFF while the CORE
+	 * powerdomain is not going to OSWR/OFF.  And if PER last
+	 * power state was off while CORE last power state was ON, the
+	 * UART3/4 and McBSP2/3 SIDETONE devices need to run a
+	 * self-test using their loopback tests; if that fails, those
+	 * devices are unusable until the PER/CORE can complete a transition
+	 * from ON to OSWR/OFF and then back to ON.
+	 *
+	 * XXX Technically this workaround is only needed if off-mode
+	 * or OSWR is enabled.
+	 */
+	if (IS_PM34XX_ERRATUM(PM_PER_MEMORIES_ERRATUM_i582))
+		clkdm_add_wkdep(per_clkdm, wkup_clkdm);
+
 	clkdm_add_wkdep(neon_clkdm, mpu_clkdm);
 	if (omap_type() != OMAP2_DEVICE_TYPE_GP) {
 		omap3_secure_ram_storage =
diff --git a/arch/arm/mach-omap2/serial.c b/arch/arm/mach-omap2/serial.c
index 0405c81..a507cd6 100644
--- a/arch/arm/mach-omap2/serial.c
+++ b/arch/arm/mach-omap2/serial.c
@@ -329,6 +329,11 @@
 
 	oh->mux = omap_hwmod_mux_init(bdata->pads, bdata->pads_cnt);
 
+	if (console_uart_id == bdata->id) {
+		omap_device_enable(pdev);
+		pm_runtime_set_active(&pdev->dev);
+	}
+
 	oh->dev_attr = uart;
 
 	if (((cpu_is_omap34xx() || cpu_is_omap44xx()) && bdata->pads)
diff --git a/arch/arm/mach-s3c24xx/s3c2416.c b/arch/arm/mach-s3c24xx/s3c2416.c
index ed5a95ec..77ee0b7 100644
--- a/arch/arm/mach-s3c24xx/s3c2416.c
+++ b/arch/arm/mach-s3c24xx/s3c2416.c
@@ -61,6 +61,7 @@
 #include <plat/nand-core.h>
 #include <plat/adc-core.h>
 #include <plat/rtc-core.h>
+#include <plat/spi-core.h>
 
 static struct map_desc s3c2416_iodesc[] __initdata = {
 	IODESC_ENT(WATCHDOG),
@@ -132,6 +133,7 @@
 	/* initialize device information early */
 	s3c2416_default_sdhci0();
 	s3c2416_default_sdhci1();
+	s3c64xx_spi_setname("s3c2443-spi");
 
 	iotable_init(s3c2416_iodesc, ARRAY_SIZE(s3c2416_iodesc));
 }
diff --git a/arch/arm/mach-s3c24xx/s3c2443.c b/arch/arm/mach-s3c24xx/s3c2443.c
index ab648ad..165b6a6 100644
--- a/arch/arm/mach-s3c24xx/s3c2443.c
+++ b/arch/arm/mach-s3c24xx/s3c2443.c
@@ -43,6 +43,7 @@
 #include <plat/nand-core.h>
 #include <plat/adc-core.h>
 #include <plat/rtc-core.h>
+#include <plat/spi-core.h>
 
 static struct map_desc s3c2443_iodesc[] __initdata = {
 	IODESC_ENT(WATCHDOG),
@@ -100,6 +101,9 @@
 	s3c24xx_gpiocfg_default.set_pull = s3c2443_gpio_setpull;
 	s3c24xx_gpiocfg_default.get_pull = s3c2443_gpio_getpull;
 
+	/* initialize device information early */
+	s3c64xx_spi_setname("s3c2443-spi");
+
 	iotable_init(s3c2443_iodesc, ARRAY_SIZE(s3c2443_iodesc));
 }
 
diff --git a/arch/arm/mach-s5p64x0/common.c b/arch/arm/mach-s5p64x0/common.c
index 6e6a0a9..111e404 100644
--- a/arch/arm/mach-s5p64x0/common.c
+++ b/arch/arm/mach-s5p64x0/common.c
@@ -44,6 +44,7 @@
 #include <plat/sdhci.h>
 #include <plat/adc-core.h>
 #include <plat/fb-core.h>
+#include <plat/spi-core.h>
 #include <plat/gpio-cfg.h>
 #include <plat/regs-irqtype.h>
 #include <plat/regs-serial.h>
@@ -179,6 +180,7 @@
 	/* initialize any device information early */
 	s3c_adc_setname("s3c64xx-adc");
 	s3c_fb_setname("s5p64x0-fb");
+	s3c64xx_spi_setname("s5p64x0-spi");
 
 	s5p64x0_default_sdhci0();
 	s5p64x0_default_sdhci1();
@@ -193,6 +195,7 @@
 	/* initialize any device information early */
 	s3c_adc_setname("s3c64xx-adc");
 	s3c_fb_setname("s5p64x0-fb");
+	s3c64xx_spi_setname("s5p64x0-spi");
 
 	s5p64x0_default_sdhci0();
 	s5p64x0_default_sdhci1();
diff --git a/arch/arm/mach-s5pc100/common.c b/arch/arm/mach-s5pc100/common.c
index 6219086..cc6e561 100644
--- a/arch/arm/mach-s5pc100/common.c
+++ b/arch/arm/mach-s5pc100/common.c
@@ -45,6 +45,7 @@
 #include <plat/fb-core.h>
 #include <plat/iic-core.h>
 #include <plat/onenand-core.h>
+#include <plat/spi-core.h>
 #include <plat/regs-serial.h>
 #include <plat/watchdog-reset.h>
 
@@ -165,6 +166,8 @@
 	s3c_onenand_setname("s5pc100-onenand");
 	s3c_fb_setname("s5pc100-fb");
 	s3c_cfcon_setname("s5pc100-pata");
+
+	s3c64xx_spi_setname("s5pc100-spi");
 }
 
 void __init s5pc100_init_clocks(int xtal)
diff --git a/arch/arm/mach-s5pv210/common.c b/arch/arm/mach-s5pv210/common.c
index 4c9e902..a0c50ef 100644
--- a/arch/arm/mach-s5pv210/common.c
+++ b/arch/arm/mach-s5pv210/common.c
@@ -43,6 +43,7 @@
 #include <plat/iic-core.h>
 #include <plat/keypad-core.h>
 #include <plat/tv-core.h>
+#include <plat/spi-core.h>
 #include <plat/regs-serial.h>
 
 #include "common.h"
@@ -196,6 +197,8 @@
 
 	/* setup TV devices */
 	s5p_hdmi_setname("s5pv210-hdmi");
+
+	s3c64xx_spi_setname("s5pv210-spi");
 }
 
 void __init s5pv210_init_clocks(int xtal)
diff --git a/arch/arm/mach-shmobile/setup-r8a7779.c b/arch/arm/mach-shmobile/setup-r8a7779.c
index 2917668..ebbffc2 100644
--- a/arch/arm/mach-shmobile/setup-r8a7779.c
+++ b/arch/arm/mach-shmobile/setup-r8a7779.c
@@ -247,7 +247,7 @@
 {
 #ifdef CONFIG_CACHE_L2X0
 	/* Early BRESP enable, Shared attribute override enable, 64K*16way */
-	l2x0_init((void __iomem __force *)(0xf0100000), 0x40470000, 0x82000fff);
+	l2x0_init(IOMEM(0xf0100000), 0x40470000, 0x82000fff);
 #endif
 	r8a7779_pm_init();
 
diff --git a/arch/arm/mach-spear13xx/include/mach/spear1310_misc_regs.h b/arch/arm/mach-spear13xx/include/mach/spear1310_misc_regs.h
deleted file mode 100644
index e69de29..0000000
--- a/arch/arm/mach-spear13xx/include/mach/spear1310_misc_regs.h
+++ /dev/null
diff --git a/arch/arm/mach-spear13xx/include/mach/spear1340_misc_regs.h b/arch/arm/mach-spear13xx/include/mach/spear1340_misc_regs.h
deleted file mode 100644
index e69de29..0000000
--- a/arch/arm/mach-spear13xx/include/mach/spear1340_misc_regs.h
+++ /dev/null
diff --git a/arch/arm/mach-ux500/cpu.c b/arch/arm/mach-ux500/cpu.c
index 2236cbd..1f3fbc2 100644
--- a/arch/arm/mach-ux500/cpu.c
+++ b/arch/arm/mach-ux500/cpu.c
@@ -16,6 +16,7 @@
 #include <linux/stat.h>
 #include <linux/of.h>
 #include <linux/of_irq.h>
+#include <linux/irq.h>
 #include <linux/platform_data/clk-ux500.h>
 
 #include <asm/hardware/gic.h>
diff --git a/arch/arm/mm/alignment.c b/arch/arm/mm/alignment.c
index 023f4437..b820eda 100644
--- a/arch/arm/mm/alignment.c
+++ b/arch/arm/mm/alignment.c
@@ -745,7 +745,7 @@
 static int
 do_alignment(unsigned long addr, unsigned int fsr, struct pt_regs *regs)
 {
-	union offset_union offset;
+	union offset_union uninitialized_var(offset);
 	unsigned long instr = 0, instrptr;
 	int (*handler)(unsigned long addr, unsigned long instr, struct pt_regs *regs);
 	unsigned int type;
diff --git a/arch/arm/plat-mxc/devices/platform-mxc-mmc.c b/arch/arm/plat-mxc/devices/platform-mxc-mmc.c
index 540d3a7..e7b920b 100644
--- a/arch/arm/plat-mxc/devices/platform-mxc-mmc.c
+++ b/arch/arm/plat-mxc/devices/platform-mxc-mmc.c
@@ -55,7 +55,7 @@
 	struct resource res[] = {
 		{
 			.start = data->iobase,
-			.end = data->iobase + SZ_4K - 1,
+			.end = data->iobase + data->iosize - 1,
 			.flags = IORESOURCE_MEM,
 		}, {
 			.start = data->irq,
diff --git a/arch/arm/plat-omap/Kconfig b/arch/arm/plat-omap/Kconfig
index 7cd56ed..82fcb20 100644
--- a/arch/arm/plat-omap/Kconfig
+++ b/arch/arm/plat-omap/Kconfig
@@ -26,6 +26,7 @@
 	select CLKDEV_LOOKUP
 	select GENERIC_IRQ_CHIP
 	select OMAP_DM_TIMER
+	select PINCTRL
 	select PROC_DEVICETREE if PROC_FS
 	select SPARSE_IRQ
 	select USE_OF
diff --git a/arch/arm/plat-samsung/include/plat/spi-core.h b/arch/arm/plat-samsung/include/plat/spi-core.h
new file mode 100644
index 0000000..0b9428a
--- /dev/null
+++ b/arch/arm/plat-samsung/include/plat/spi-core.h
@@ -0,0 +1,30 @@
+/*
+ * Copyright (C) 2012 Heiko Stuebner <heiko@sntech.de>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#ifndef __PLAT_S3C_SPI_CORE_H
+#define __PLAT_S3C_SPI_CORE_H
+
+/* These functions are only for use with the core support code, such as
+ * the cpu specific initialisation code
+ */
+
+/* re-define device name depending on support. */
+static inline void s3c64xx_spi_setname(char *name)
+{
+#ifdef CONFIG_S3C64XX_DEV_SPI0
+	s3c64xx_device_spi0.name = name;
+#endif
+#ifdef CONFIG_S3C64XX_DEV_SPI1
+	s3c64xx_device_spi1.name = name;
+#endif
+#ifdef CONFIG_S3C64XX_DEV_SPI2
+	s3c64xx_device_spi2.name = name;
+#endif
+}
+
+#endif /* __PLAT_S3C_SPI_CORE_H */
diff --git a/arch/arm/vfp/vfpmodule.c b/arch/arm/vfp/vfpmodule.c
index c834b32..3b44e0d 100644
--- a/arch/arm/vfp/vfpmodule.c
+++ b/arch/arm/vfp/vfpmodule.c
@@ -701,11 +701,14 @@
 			elf_hwcap |= HWCAP_VFPv3;
 
 			/*
-			 * Check for VFPv3 D16. CPUs in this configuration
-			 * only have 16 x 64bit registers.
+			 * Check for VFPv3 D16 and VFPv4 D16.  CPUs in
+			 * this configuration only have 16 x 64bit
+			 * registers.
 			 */
 			if (((fmrx(MVFR0) & MVFR0_A_SIMD_MASK)) == 1)
-				elf_hwcap |= HWCAP_VFPv3D16;
+				elf_hwcap |= HWCAP_VFPv3D16; /* also v4-D16 */
+			else
+				elf_hwcap |= HWCAP_VFPD32;
 		}
 #endif
 		/*
diff --git a/arch/arm/xen/enlighten.c b/arch/arm/xen/enlighten.c
index 59bcb96..f576092 100644
--- a/arch/arm/xen/enlighten.c
+++ b/arch/arm/xen/enlighten.c
@@ -166,3 +166,14 @@
 	*pages = NULL;
 }
 EXPORT_SYMBOL_GPL(free_xenballooned_pages);
+
+/* In the hypervisor.S file. */
+EXPORT_SYMBOL_GPL(HYPERVISOR_event_channel_op);
+EXPORT_SYMBOL_GPL(HYPERVISOR_grant_table_op);
+EXPORT_SYMBOL_GPL(HYPERVISOR_xen_version);
+EXPORT_SYMBOL_GPL(HYPERVISOR_console_io);
+EXPORT_SYMBOL_GPL(HYPERVISOR_sched_op);
+EXPORT_SYMBOL_GPL(HYPERVISOR_hvm_op);
+EXPORT_SYMBOL_GPL(HYPERVISOR_memory_op);
+EXPORT_SYMBOL_GPL(HYPERVISOR_physdev_op);
+EXPORT_SYMBOL_GPL(privcmd_call);
diff --git a/arch/arm/xen/hypercall.S b/arch/arm/xen/hypercall.S
index 074f5ed..71f7239 100644
--- a/arch/arm/xen/hypercall.S
+++ b/arch/arm/xen/hypercall.S
@@ -48,20 +48,16 @@
 
 #include <linux/linkage.h>
 #include <asm/assembler.h>
+#include <asm/opcodes-virt.h>
 #include <xen/interface/xen.h>
 
 
-/* HVC 0xEA1 */
-#ifdef CONFIG_THUMB2_KERNEL
-#define xen_hvc .word 0xf7e08ea1
-#else
-#define xen_hvc .word 0xe140ea71
-#endif
+#define XEN_IMM 0xEA1
 
 #define HYPERCALL_SIMPLE(hypercall)		\
 ENTRY(HYPERVISOR_##hypercall)			\
 	mov r12, #__HYPERVISOR_##hypercall;	\
-	xen_hvc;							\
+	__HVC(XEN_IMM);						\
 	mov pc, lr;							\
 ENDPROC(HYPERVISOR_##hypercall)
 
@@ -76,7 +72,7 @@
 	stmdb sp!, {r4}						\
 	ldr r4, [sp, #4]					\
 	mov r12, #__HYPERVISOR_##hypercall;	\
-	xen_hvc								\
+	__HVC(XEN_IMM);						\
 	ldm sp!, {r4}						\
 	mov pc, lr							\
 ENDPROC(HYPERVISOR_##hypercall)
@@ -100,7 +96,7 @@
 	mov r2, r3
 	ldr r3, [sp, #8]
 	ldr r4, [sp, #4]
-	xen_hvc
+	__HVC(XEN_IMM)
 	ldm sp!, {r4}
 	mov pc, lr
 ENDPROC(privcmd_call);
diff --git a/arch/arm64/Kconfig b/arch/arm64/Kconfig
index ef54a59..15ac18a 100644
--- a/arch/arm64/Kconfig
+++ b/arch/arm64/Kconfig
@@ -1,6 +1,7 @@
 config ARM64
 	def_bool y
 	select ARCH_HAS_ATOMIC64_DEC_IF_POSITIVE
+	select ARCH_WANT_COMPAT_IPC_PARSE_VERSION
 	select GENERIC_CLOCKEVENTS
 	select GENERIC_HARDIRQS_NO_DEPRECATED
 	select GENERIC_IOMAP
diff --git a/arch/arm64/include/asm/elf.h b/arch/arm64/include/asm/elf.h
index cf28464..07fea29 100644
--- a/arch/arm64/include/asm/elf.h
+++ b/arch/arm64/include/asm/elf.h
@@ -25,12 +25,10 @@
 #include <asm/user.h>
 
 typedef unsigned long elf_greg_t;
-typedef unsigned long elf_freg_t[3];
 
 #define ELF_NGREG (sizeof (struct pt_regs) / sizeof(elf_greg_t))
 typedef elf_greg_t elf_gregset_t[ELF_NGREG];
-
-typedef struct user_fp elf_fpregset_t;
+typedef struct user_fpsimd_state elf_fpregset_t;
 
 #define EM_AARCH64		183
 
@@ -87,7 +85,6 @@
 #define R_AARCH64_MOVW_PREL_G2_NC	292
 #define R_AARCH64_MOVW_PREL_G3		293
 
-
 /*
  * These are used to set parameters in the core dumps.
  */
diff --git a/arch/arm64/include/asm/fpsimd.h b/arch/arm64/include/asm/fpsimd.h
index b42fab9..c43b4ac 100644
--- a/arch/arm64/include/asm/fpsimd.h
+++ b/arch/arm64/include/asm/fpsimd.h
@@ -25,9 +25,8 @@
  *  - FPSR and FPCR
  *  - 32 128-bit data registers
  *
- * Note that user_fp forms a prefix of this structure, which is relied
- * upon in the ptrace FP/SIMD accessors. struct user_fpsimd_state must
- * form a prefix of struct fpsimd_state.
+ * Note that user_fpsimd forms a prefix of this structure, which is
+ * relied upon in the ptrace FP/SIMD accessors.
  */
 struct fpsimd_state {
 	union {
diff --git a/arch/arm64/include/asm/io.h b/arch/arm64/include/asm/io.h
index 74a2a7d..54f6116 100644
--- a/arch/arm64/include/asm/io.h
+++ b/arch/arm64/include/asm/io.h
@@ -114,7 +114,7 @@
  *  I/O port access primitives.
  */
 #define IO_SPACE_LIMIT		0xffff
-#define PCI_IOBASE		((void __iomem *)0xffffffbbfffe0000UL)
+#define PCI_IOBASE		((void __iomem *)(MODULES_VADDR - SZ_2M))
 
 static inline u8 inb(unsigned long addr)
 {
@@ -225,9 +225,9 @@
 #define PROT_DEVICE_nGnRE	(PROT_DEFAULT | PTE_XN | PTE_ATTRINDX(MT_DEVICE_nGnRE))
 #define PROT_NORMAL_NC		(PROT_DEFAULT | PTE_ATTRINDX(MT_NORMAL_NC))
 
-#define ioremap(addr, size)		__ioremap((addr), (size), PROT_DEVICE_nGnRE)
-#define ioremap_nocache(addr, size)	__ioremap((addr), (size), PROT_DEVICE_nGnRE)
-#define ioremap_wc(addr, size)		__ioremap((addr), (size), PROT_NORMAL_NC)
+#define ioremap(addr, size)		__ioremap((addr), (size), __pgprot(PROT_DEVICE_nGnRE))
+#define ioremap_nocache(addr, size)	__ioremap((addr), (size), __pgprot(PROT_DEVICE_nGnRE))
+#define ioremap_wc(addr, size)		__ioremap((addr), (size), __pgprot(PROT_NORMAL_NC))
 #define iounmap				__iounmap
 
 #define ARCH_HAS_IOREMAP_WC
diff --git a/arch/arm64/include/asm/processor.h b/arch/arm64/include/asm/processor.h
index 5d81004..77f696c 100644
--- a/arch/arm64/include/asm/processor.h
+++ b/arch/arm64/include/asm/processor.h
@@ -43,6 +43,8 @@
 #else
 #define STACK_TOP		STACK_TOP_MAX
 #endif /* CONFIG_COMPAT */
+
+#define ARCH_LOW_ADDRESS_LIMIT	PHYS_MASK
 #endif /* __KERNEL__ */
 
 struct debug_info {
diff --git a/arch/arm64/include/asm/unistd.h b/arch/arm64/include/asm/unistd.h
index 63f853f..68aff28 100644
--- a/arch/arm64/include/asm/unistd.h
+++ b/arch/arm64/include/asm/unistd.h
@@ -14,7 +14,6 @@
  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  */
 #ifdef CONFIG_COMPAT
-#define __ARCH_WANT_COMPAT_IPC_PARSE_VERSION
 #define __ARCH_WANT_COMPAT_STAT64
 #define __ARCH_WANT_SYS_GETHOSTNAME
 #define __ARCH_WANT_SYS_PAUSE
diff --git a/arch/arm64/kernel/perf_event.c b/arch/arm64/kernel/perf_event.c
index ecbf2d8..c76c724 100644
--- a/arch/arm64/kernel/perf_event.c
+++ b/arch/arm64/kernel/perf_event.c
@@ -613,17 +613,11 @@
 	ARMV8_PMUV3_PERFCTR_BUS_ACCESS				= 0x19,
 	ARMV8_PMUV3_PERFCTR_MEM_ERROR				= 0x1A,
 	ARMV8_PMUV3_PERFCTR_BUS_CYCLES				= 0x1D,
-
-	/*
-	 * This isn't an architected event.
-	 * We detect this event number and use the cycle counter instead.
-	 */
-	ARMV8_PMUV3_PERFCTR_CPU_CYCLES				= 0xFF,
 };
 
 /* PMUv3 HW events mapping. */
 static const unsigned armv8_pmuv3_perf_map[PERF_COUNT_HW_MAX] = {
-	[PERF_COUNT_HW_CPU_CYCLES]		= ARMV8_PMUV3_PERFCTR_CPU_CYCLES,
+	[PERF_COUNT_HW_CPU_CYCLES]		= ARMV8_PMUV3_PERFCTR_CLOCK_CYCLES,
 	[PERF_COUNT_HW_INSTRUCTIONS]		= ARMV8_PMUV3_PERFCTR_INSTR_EXECUTED,
 	[PERF_COUNT_HW_CACHE_REFERENCES]	= ARMV8_PMUV3_PERFCTR_L1_DCACHE_ACCESS,
 	[PERF_COUNT_HW_CACHE_MISSES]		= ARMV8_PMUV3_PERFCTR_L1_DCACHE_REFILL,
@@ -1106,7 +1100,7 @@
 	unsigned long evtype = event->config_base & ARMV8_EVTYPE_EVENT;
 
 	/* Always place a cycle counter into the cycle counter. */
-	if (evtype == ARMV8_PMUV3_PERFCTR_CPU_CYCLES) {
+	if (evtype == ARMV8_PMUV3_PERFCTR_CLOCK_CYCLES) {
 		if (test_and_set_bit(ARMV8_IDX_CYCLE_COUNTER, cpuc->used_mask))
 			return -EAGAIN;
 
diff --git a/arch/arm64/kernel/process.c b/arch/arm64/kernel/process.c
index f22965e..e04cebd 100644
--- a/arch/arm64/kernel/process.c
+++ b/arch/arm64/kernel/process.c
@@ -310,24 +310,6 @@
 }
 
 /*
- * Fill in the task's elfregs structure for a core dump.
- */
-int dump_task_regs(struct task_struct *t, elf_gregset_t *elfregs)
-{
-	elf_core_copy_regs(elfregs, task_pt_regs(t));
-	return 1;
-}
-
-/*
- * fill in the fpe structure for a core dump...
- */
-int dump_fpu (struct pt_regs *regs, struct user_fp *fp)
-{
-	return 0;
-}
-EXPORT_SYMBOL(dump_fpu);
-
-/*
  * Shuffle the argument into the correct register before calling the
  * thread function.  x1 is the thread argument, x2 is the pointer to
  * the thread function, and x3 points to the exit function.
diff --git a/arch/arm64/kernel/smp.c b/arch/arm64/kernel/smp.c
index 226b6bf..538300f 100644
--- a/arch/arm64/kernel/smp.c
+++ b/arch/arm64/kernel/smp.c
@@ -211,8 +211,7 @@
 	 * before we continue.
 	 */
 	set_cpu_online(cpu, true);
-	while (!cpu_active(cpu))
-		cpu_relax();
+	complete(&cpu_running);
 
 	/*
 	 * OK, it's off to the idle thread for us
diff --git a/arch/arm64/mm/init.c b/arch/arm64/mm/init.c
index efbf7df..4cd2893 100644
--- a/arch/arm64/mm/init.c
+++ b/arch/arm64/mm/init.c
@@ -80,7 +80,7 @@
 #ifdef CONFIG_ZONE_DMA32
 	/* 4GB maximum for 32-bit only capable devices */
 	max_dma32 = min(max, MAX_DMA32_PFN);
-	zone_size[ZONE_DMA32] = max_dma32 - min;
+	zone_size[ZONE_DMA32] = max(min, max_dma32) - min;
 #endif
 	zone_size[ZONE_NORMAL] = max - max_dma32;
 
diff --git a/arch/frv/Kconfig b/arch/frv/Kconfig
index b741250..df2eb4b 100644
--- a/arch/frv/Kconfig
+++ b/arch/frv/Kconfig
@@ -13,6 +13,7 @@
 	select GENERIC_CPU_DEVICES
 	select ARCH_WANT_IPC_PARSE_VERSION
 	select GENERIC_KERNEL_THREAD
+	select GENERIC_KERNEL_EXECVE
 
 config ZONE_DMA
 	bool
diff --git a/arch/frv/boot/Makefile b/arch/frv/boot/Makefile
index 6ae3254..636d5bb 100644
--- a/arch/frv/boot/Makefile
+++ b/arch/frv/boot/Makefile
@@ -17,6 +17,8 @@
 INITRD_PHYS	 = 0x02180000
 INITRD_VIRT	 = 0x02180000
 
+OBJCOPYFLAGS	:=-O binary -R .note -R .note.gnu.build-id -R .comment
+
 #
 # If you don't define ZRELADDR above,
 # then it defaults to ZTEXTADDR
@@ -32,18 +34,18 @@
 targets: $(obj)/Image
 
 $(obj)/Image: vmlinux FORCE
-	$(OBJCOPY) -O binary -R .note -R .comment -S vmlinux $@
+	$(OBJCOPY) $(OBJCOPYFLAGS) -S vmlinux $@
 
 #$(obj)/Image:	$(CONFIGURE) $(SYSTEM)
-#	$(OBJCOPY) -O binary -R .note -R .comment -g -S $(SYSTEM) $@
+#	$(OBJCOPY) $(OBJCOPYFLAGS) -g -S $(SYSTEM) $@
 
 bzImage: zImage
 
 zImage:	$(CONFIGURE) compressed/$(LINUX)
-	$(OBJCOPY) -O binary -R .note -R .comment -S compressed/$(LINUX) $@
+	$(OBJCOPY) $(OBJCOPYFLAGS) -S compressed/$(LINUX) $@
 
 bootpImage: bootp/bootp
-	$(OBJCOPY) -O binary -R .note -R .comment -S bootp/bootp $@
+	$(OBJCOPY) $(OBJCOPYFLAGS) -S bootp/bootp $@
 
 compressed/$(LINUX): $(LINUX) dep
 	@$(MAKE) -C compressed $(LINUX)
diff --git a/arch/frv/include/asm/unistd.h b/arch/frv/include/asm/unistd.h
index 266a5b2..2358634 100644
--- a/arch/frv/include/asm/unistd.h
+++ b/arch/frv/include/asm/unistd.h
@@ -30,7 +30,6 @@
 #define __ARCH_WANT_SYS_RT_SIGACTION
 #define __ARCH_WANT_SYS_RT_SIGSUSPEND
 #define __ARCH_WANT_SYS_EXECVE
-#define __ARCH_WANT_KERNEL_EXECVE
 
 /*
  * "Conditional" syscalls
diff --git a/arch/frv/kernel/entry.S b/arch/frv/kernel/entry.S
index ee0beb3..dfcd263 100644
--- a/arch/frv/kernel/entry.S
+++ b/arch/frv/kernel/entry.S
@@ -869,11 +869,6 @@
 	call		schedule_tail
 	calll.p		@(gr21,gr0)
 	or		gr20,gr20,gr8
-	bra		sys_exit
-
-	.globl		ret_from_kernel_execve
-ret_from_kernel_execve:
-	ori		gr28,0,sp
 	bra		__syscall_exit
 
 ###################################################################################################
@@ -1080,27 +1075,10 @@
 	subicc		gr5,#0,gr0,icc0
 	beq		icc0,#0,__entry_return_direct
 
-__entry_preempt_need_resched:
-	ldi		@(gr15,#TI_FLAGS),gr4
-	andicc		gr4,#_TIF_NEED_RESCHED,gr0,icc0
-	beq		icc0,#1,__entry_return_direct
-
-	setlos		#PREEMPT_ACTIVE,gr5
-	sti		gr5,@(gr15,#TI_FLAGS)
-
-	andi		gr23,#~PSR_PIL,gr23
-	movgs		gr23,psr
-
-	call		schedule
-	sti		gr0,@(gr15,#TI_PRE_COUNT)
-
-	movsg		psr,gr23
-	ori		gr23,#PSR_PIL_14,gr23
-	movgs		gr23,psr
-	bra		__entry_preempt_need_resched
-#else
-	bra		__entry_return_direct
+	subcc		gr0,gr0,gr0,icc2		/* set Z and clear C */
+	call		preempt_schedule_irq
 #endif
+	bra		__entry_return_direct
 
 
 ###############################################################################
diff --git a/arch/frv/kernel/process.c b/arch/frv/kernel/process.c
index e1e3aa1..7e33215 100644
--- a/arch/frv/kernel/process.c
+++ b/arch/frv/kernel/process.c
@@ -181,6 +181,9 @@
 	childregs = (struct pt_regs *)
 		(task_stack_page(p) + THREAD_SIZE - FRV_FRAME0_SIZE);
 
+	/* set up the userspace frame (the only place that the USP is stored) */
+	*childregs = *__kernel_frame0_ptr;
+
 	p->set_child_tid = p->clear_child_tid = NULL;
 
 	p->thread.frame	 = childregs;
@@ -191,10 +194,8 @@
 	p->thread.frame0 = childregs;
 
 	if (unlikely(!regs)) {
-		memset(childregs, 0, sizeof(struct pt_regs));
 		childregs->gr9 = usp; /* function */
 		childregs->gr8 = arg;
-		childregs->psr = PSR_S;
 		p->thread.pc = (unsigned long) ret_from_kernel_thread;
 		save_user_regs(p->thread.user);
 		return 0;
diff --git a/arch/frv/mb93090-mb00/pci-dma-nommu.c b/arch/frv/mb93090-mb00/pci-dma-nommu.c
index e47857f..b99c2a7 100644
--- a/arch/frv/mb93090-mb00/pci-dma-nommu.c
+++ b/arch/frv/mb93090-mb00/pci-dma-nommu.c
@@ -11,6 +11,7 @@
 
 #include <linux/types.h>
 #include <linux/slab.h>
+#include <linux/export.h>
 #include <linux/dma-mapping.h>
 #include <linux/list.h>
 #include <linux/pci.h>
diff --git a/arch/h8300/include/asm/cache.h b/arch/h8300/include/asm/cache.h
index c635028..05887a1 100644
--- a/arch/h8300/include/asm/cache.h
+++ b/arch/h8300/include/asm/cache.h
@@ -2,7 +2,8 @@
 #define __ARCH_H8300_CACHE_H
 
 /* bytes per L1 cache line */
-#define        L1_CACHE_BYTES  4
+#define        L1_CACHE_SHIFT  2
+#define        L1_CACHE_BYTES  (1 << L1_CACHE_SHIFT)
 
 /* m68k-elf-gcc  2.95.2 doesn't like these */
 
diff --git a/arch/s390/include/asm/cio.h b/arch/s390/include/asm/cio.h
index 55bde60..ad2b924 100644
--- a/arch/s390/include/asm/cio.h
+++ b/arch/s390/include/asm/cio.h
@@ -9,6 +9,8 @@
 
 #define LPM_ANYPATH 0xff
 #define __MAX_CSSID 0
+#define __MAX_SUBCHANNEL 65535
+#define __MAX_SSID 3
 
 #include <asm/scsw.h>
 
diff --git a/arch/s390/include/asm/pgtable.h b/arch/s390/include/asm/pgtable.h
index dd647c9..2d3b7cb 100644
--- a/arch/s390/include/asm/pgtable.h
+++ b/arch/s390/include/asm/pgtable.h
@@ -506,12 +506,15 @@
 
 static inline int pmd_present(pmd_t pmd)
 {
-	return (pmd_val(pmd) & _SEGMENT_ENTRY_ORIGIN) != 0UL;
+	unsigned long mask = _SEGMENT_ENTRY_INV | _SEGMENT_ENTRY_RO;
+	return (pmd_val(pmd) & mask) == _HPAGE_TYPE_NONE ||
+	       !(pmd_val(pmd) & _SEGMENT_ENTRY_INV);
 }
 
 static inline int pmd_none(pmd_t pmd)
 {
-	return (pmd_val(pmd) & _SEGMENT_ENTRY_INV) != 0UL;
+	return (pmd_val(pmd) & _SEGMENT_ENTRY_INV) &&
+	       !(pmd_val(pmd) & _SEGMENT_ENTRY_RO);
 }
 
 static inline int pmd_large(pmd_t pmd)
@@ -1223,6 +1226,11 @@
 }
 
 #ifdef CONFIG_TRANSPARENT_HUGEPAGE
+
+#define SEGMENT_NONE	__pgprot(_HPAGE_TYPE_NONE)
+#define SEGMENT_RO	__pgprot(_HPAGE_TYPE_RO)
+#define SEGMENT_RW	__pgprot(_HPAGE_TYPE_RW)
+
 #define __HAVE_ARCH_PGTABLE_DEPOSIT
 extern void pgtable_trans_huge_deposit(struct mm_struct *mm, pgtable_t pgtable);
 
@@ -1242,16 +1250,15 @@
 
 static inline unsigned long massage_pgprot_pmd(pgprot_t pgprot)
 {
-	unsigned long pgprot_pmd = 0;
-
-	if (pgprot_val(pgprot) & _PAGE_INVALID) {
-		if (pgprot_val(pgprot) & _PAGE_SWT)
-			pgprot_pmd |= _HPAGE_TYPE_NONE;
-		pgprot_pmd |= _SEGMENT_ENTRY_INV;
-	}
-	if (pgprot_val(pgprot) & _PAGE_RO)
-		pgprot_pmd |= _SEGMENT_ENTRY_RO;
-	return pgprot_pmd;
+	/*
+	 * pgprot is PAGE_NONE, PAGE_RO, or PAGE_RW (see __Pxxx / __Sxxx)
+	 * Convert to segment table entry format.
+	 */
+	if (pgprot_val(pgprot) == pgprot_val(PAGE_NONE))
+		return pgprot_val(SEGMENT_NONE);
+	if (pgprot_val(pgprot) == pgprot_val(PAGE_RO))
+		return pgprot_val(SEGMENT_RO);
+	return pgprot_val(SEGMENT_RW);
 }
 
 static inline pmd_t pmd_modify(pmd_t pmd, pgprot_t newprot)
@@ -1269,7 +1276,9 @@
 
 static inline pmd_t pmd_mkwrite(pmd_t pmd)
 {
-	pmd_val(pmd) &= ~_SEGMENT_ENTRY_RO;
+	/* Do not clobber _HPAGE_TYPE_NONE pages! */
+	if (!(pmd_val(pmd) & _SEGMENT_ENTRY_INV))
+		pmd_val(pmd) &= ~_SEGMENT_ENTRY_RO;
 	return pmd;
 }
 
diff --git a/arch/s390/kernel/sclp.S b/arch/s390/kernel/sclp.S
index bf05389..b6506ee 100644
--- a/arch/s390/kernel/sclp.S
+++ b/arch/s390/kernel/sclp.S
@@ -44,6 +44,12 @@
 #endif
 	mvc	.LoldpswS1-.LbaseS1(16,%r13),0(%r8)
 	mvc	0(16,%r8),0(%r9)
+#ifdef CONFIG_64BIT
+	epsw	%r6,%r7				# set current addressing mode
+	nill	%r6,0x1				# in new psw (31 or 64 bit mode)
+	nilh	%r7,0x8000
+	stm	%r6,%r7,0(%r8)
+#endif
 	lhi	%r6,0x0200			# cr mask for ext int (cr0.54)
 	ltr	%r2,%r2
 	jz	.LsetctS1
@@ -87,7 +93,7 @@
 	.long	0x00080000, 0x80000000+.LwaitS1	# PSW to handle ext int
 #ifdef CONFIG_64BIT
 .LextpswS1_64:
-	.quad	0x0000000180000000, .LwaitS1	# PSW to handle ext int, 64 bit
+	.quad	0, .LwaitS1			# PSW to handle ext int, 64 bit
 #endif
 .LwaitpswS1:
 	.long	0x010a0000, 0x00000000+.LloopS1	# PSW to wait for ext int
diff --git a/arch/s390/lib/uaccess_pt.c b/arch/s390/lib/uaccess_pt.c
index 2d37bb8..9017a63 100644
--- a/arch/s390/lib/uaccess_pt.c
+++ b/arch/s390/lib/uaccess_pt.c
@@ -39,7 +39,7 @@
 	pmd = pmd_offset(pud, addr);
 	if (pmd_none(*pmd))
 		return -0x10UL;
-	if (pmd_huge(*pmd)) {
+	if (pmd_large(*pmd)) {
 		if (write && (pmd_val(*pmd) & _SEGMENT_ENTRY_RO))
 			return -0x04UL;
 		return (pmd_val(*pmd) & HPAGE_MASK) + (addr & ~HPAGE_MASK);
diff --git a/arch/s390/mm/gup.c b/arch/s390/mm/gup.c
index 60acb93..8b82853 100644
--- a/arch/s390/mm/gup.c
+++ b/arch/s390/mm/gup.c
@@ -126,7 +126,7 @@
 		 */
 		if (pmd_none(pmd) || pmd_trans_splitting(pmd))
 			return 0;
-		if (unlikely(pmd_huge(pmd))) {
+		if (unlikely(pmd_large(pmd))) {
 			if (!gup_huge_pmd(pmdp, pmd, addr, next,
 					  write, pages, nr))
 				return 0;
diff --git a/arch/x86/include/asm/xen/hypercall.h b/arch/x86/include/asm/xen/hypercall.h
index 59c226d..c20d1ce 100644
--- a/arch/x86/include/asm/xen/hypercall.h
+++ b/arch/x86/include/asm/xen/hypercall.h
@@ -359,18 +359,14 @@
 		return _hypercall4(int, update_va_mapping, va,
 				   new_val.pte, new_val.pte >> 32, flags);
 }
+extern int __must_check xen_event_channel_op_compat(int, void *);
 
 static inline int
 HYPERVISOR_event_channel_op(int cmd, void *arg)
 {
 	int rc = _hypercall2(int, event_channel_op, cmd, arg);
-	if (unlikely(rc == -ENOSYS)) {
-		struct evtchn_op op;
-		op.cmd = cmd;
-		memcpy(&op.u, arg, sizeof(op.u));
-		rc = _hypercall1(int, event_channel_op_compat, &op);
-		memcpy(arg, &op.u, sizeof(op.u));
-	}
+	if (unlikely(rc == -ENOSYS))
+		rc = xen_event_channel_op_compat(cmd, arg);
 	return rc;
 }
 
@@ -386,17 +382,14 @@
 	return _hypercall3(int, console_io, cmd, count, str);
 }
 
+extern int __must_check HYPERVISOR_physdev_op_compat(int, void *);
+
 static inline int
 HYPERVISOR_physdev_op(int cmd, void *arg)
 {
 	int rc = _hypercall2(int, physdev_op, cmd, arg);
-	if (unlikely(rc == -ENOSYS)) {
-		struct physdev_op op;
-		op.cmd = cmd;
-		memcpy(&op.u, arg, sizeof(op.u));
-		rc = _hypercall1(int, physdev_op_compat, &op);
-		memcpy(arg, &op.u, sizeof(op.u));
-	}
+	if (unlikely(rc == -ENOSYS))
+		rc = HYPERVISOR_physdev_op_compat(cmd, arg);
 	return rc;
 }
 
diff --git a/arch/x86/include/asm/xen/hypervisor.h b/arch/x86/include/asm/xen/hypervisor.h
index 66d0fff..125f344 100644
--- a/arch/x86/include/asm/xen/hypervisor.h
+++ b/arch/x86/include/asm/xen/hypervisor.h
@@ -33,7 +33,6 @@
 #ifndef _ASM_X86_XEN_HYPERVISOR_H
 #define _ASM_X86_XEN_HYPERVISOR_H
 
-/* arch/i386/kernel/setup.c */
 extern struct shared_info *HYPERVISOR_shared_info;
 extern struct start_info *xen_start_info;
 
diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c
index 1eefebe..224a7e7 100644
--- a/arch/x86/kvm/x86.c
+++ b/arch/x86/kvm/x86.c
@@ -3779,7 +3779,7 @@
 {
 	struct kvm_mmio_fragment *frag = &vcpu->mmio_fragments[0];
 
-	memcpy(vcpu->run->mmio.data, frag->data, frag->len);
+	memcpy(vcpu->run->mmio.data, frag->data, min(8u, frag->len));
 	return X86EMUL_CONTINUE;
 }
 
@@ -3832,18 +3832,11 @@
 	bytes -= handled;
 	val += handled;
 
-	while (bytes) {
-		unsigned now = min(bytes, 8U);
-
-		frag = &vcpu->mmio_fragments[vcpu->mmio_nr_fragments++];
-		frag->gpa = gpa;
-		frag->data = val;
-		frag->len = now;
-
-		gpa += now;
-		val += now;
-		bytes -= now;
-	}
+	WARN_ON(vcpu->mmio_nr_fragments >= KVM_MAX_MMIO_FRAGMENTS);
+	frag = &vcpu->mmio_fragments[vcpu->mmio_nr_fragments++];
+	frag->gpa = gpa;
+	frag->data = val;
+	frag->len = bytes;
 	return X86EMUL_CONTINUE;
 }
 
@@ -3890,7 +3883,7 @@
 	vcpu->mmio_needed = 1;
 	vcpu->mmio_cur_fragment = 0;
 
-	vcpu->run->mmio.len = vcpu->mmio_fragments[0].len;
+	vcpu->run->mmio.len = min(8u, vcpu->mmio_fragments[0].len);
 	vcpu->run->mmio.is_write = vcpu->mmio_is_write = ops->write;
 	vcpu->run->exit_reason = KVM_EXIT_MMIO;
 	vcpu->run->mmio.phys_addr = gpa;
@@ -5522,28 +5515,44 @@
  *
  * read:
  *   for each fragment
- *     write gpa, len
- *     exit
- *     copy data
+ *     for each mmio piece in the fragment
+ *       write gpa, len
+ *       exit
+ *       copy data
  *   execute insn
  *
  * write:
  *   for each fragment
- *      write gpa, len
- *      copy data
- *      exit
+ *     for each mmio piece in the fragment
+ *       write gpa, len
+ *       copy data
+ *       exit
  */
 static int complete_emulated_mmio(struct kvm_vcpu *vcpu)
 {
 	struct kvm_run *run = vcpu->run;
 	struct kvm_mmio_fragment *frag;
+	unsigned len;
 
 	BUG_ON(!vcpu->mmio_needed);
 
 	/* Complete previous fragment */
-	frag = &vcpu->mmio_fragments[vcpu->mmio_cur_fragment++];
+	frag = &vcpu->mmio_fragments[vcpu->mmio_cur_fragment];
+	len = min(8u, frag->len);
 	if (!vcpu->mmio_is_write)
-		memcpy(frag->data, run->mmio.data, frag->len);
+		memcpy(frag->data, run->mmio.data, len);
+
+	if (frag->len <= 8) {
+		/* Switch to the next fragment. */
+		frag++;
+		vcpu->mmio_cur_fragment++;
+	} else {
+		/* Go forward to the next mmio piece. */
+		frag->data += len;
+		frag->gpa += len;
+		frag->len -= len;
+	}
+
 	if (vcpu->mmio_cur_fragment == vcpu->mmio_nr_fragments) {
 		vcpu->mmio_needed = 0;
 		if (vcpu->mmio_is_write)
@@ -5551,13 +5560,12 @@
 		vcpu->mmio_read_completed = 1;
 		return complete_emulated_io(vcpu);
 	}
-	/* Initiate next fragment */
-	++frag;
+
 	run->exit_reason = KVM_EXIT_MMIO;
 	run->mmio.phys_addr = frag->gpa;
 	if (vcpu->mmio_is_write)
-		memcpy(run->mmio.data, frag->data, frag->len);
-	run->mmio.len = frag->len;
+		memcpy(run->mmio.data, frag->data, min(8u, frag->len));
+	run->mmio.len = min(8u, frag->len);
 	run->mmio.is_write = vcpu->mmio_is_write;
 	vcpu->arch.complete_userspace_io = complete_emulated_mmio;
 	return 0;
diff --git a/arch/x86/xen/mmu.c b/arch/x86/xen/mmu.c
index 6226c99..dcf5f2d 100644
--- a/arch/x86/xen/mmu.c
+++ b/arch/x86/xen/mmu.c
@@ -1288,6 +1288,25 @@
 	return this_cpu_read(xen_vcpu_info.arch.cr2);
 }
 
+void xen_flush_tlb_all(void)
+{
+	struct mmuext_op *op;
+	struct multicall_space mcs;
+
+	trace_xen_mmu_flush_tlb_all(0);
+
+	preempt_disable();
+
+	mcs = xen_mc_entry(sizeof(*op));
+
+	op = mcs.args;
+	op->cmd = MMUEXT_TLB_FLUSH_ALL;
+	MULTI_mmuext_op(mcs.mc, op, 1, NULL, DOMID_SELF);
+
+	xen_mc_issue(PARAVIRT_LAZY_MMU);
+
+	preempt_enable();
+}
 static void xen_flush_tlb(void)
 {
 	struct mmuext_op *op;
@@ -2518,7 +2537,7 @@
 	err = 0;
 out:
 
-	flush_tlb_all();
+	xen_flush_tlb_all();
 
 	return err;
 }
diff --git a/arch/xtensa/Kconfig b/arch/xtensa/Kconfig
index cdcb48a..0d1f36a 100644
--- a/arch/xtensa/Kconfig
+++ b/arch/xtensa/Kconfig
@@ -13,6 +13,8 @@
 	select GENERIC_CPU_DEVICES
 	select MODULES_USE_ELF_RELA
 	select GENERIC_PCI_IOMAP
+	select GENERIC_KERNEL_THREAD
+	select GENERIC_KERNEL_EXECVE
 	select ARCH_WANT_OPTIONAL_GPIOLIB
 	help
 	  Xtensa processors are 32-bit RISC machines designed by Tensilica
diff --git a/arch/xtensa/include/asm/io.h b/arch/xtensa/include/asm/io.h
index e6be5b9..700c2e6 100644
--- a/arch/xtensa/include/asm/io.h
+++ b/arch/xtensa/include/asm/io.h
@@ -62,6 +62,10 @@
 static inline void iounmap(volatile void __iomem *addr)
 {
 }
+
+#define virt_to_bus     virt_to_phys
+#define bus_to_virt     phys_to_virt
+
 #endif /* CONFIG_MMU */
 
 /*
diff --git a/arch/xtensa/include/asm/processor.h b/arch/xtensa/include/asm/processor.h
index 5c371d8..2d630e7 100644
--- a/arch/xtensa/include/asm/processor.h
+++ b/arch/xtensa/include/asm/processor.h
@@ -152,6 +152,7 @@
 
 /* Clearing a0 terminates the backtrace. */
 #define start_thread(regs, new_pc, new_sp) \
+	memset(regs, 0, sizeof(*regs)); \
 	regs->pc = new_pc; \
 	regs->ps = USER_PS_VALUE; \
 	regs->areg[1] = new_sp; \
@@ -168,9 +169,6 @@
 /* Free all resources held by a thread. */
 #define release_thread(thread) do { } while(0)
 
-/* Create a kernel thread without removing it from tasklists */
-extern int kernel_thread(int (*fn)(void *), void * arg, unsigned long flags);
-
 /* Copy and release all segment info associated with a VM */
 #define copy_segments(p, mm)	do { } while(0)
 #define release_segments(mm)	do { } while(0)
diff --git a/arch/xtensa/include/asm/syscall.h b/arch/xtensa/include/asm/syscall.h
index c1dacca..124aeee 100644
--- a/arch/xtensa/include/asm/syscall.h
+++ b/arch/xtensa/include/asm/syscall.h
@@ -10,7 +10,7 @@
 
 struct pt_regs;
 struct sigaction;
-asmlinkage long xtensa_execve(char*, char**, char**, struct pt_regs*);
+asmlinkage long sys_execve(char*, char**, char**, struct pt_regs*);
 asmlinkage long xtensa_clone(unsigned long, unsigned long, struct pt_regs*);
 asmlinkage long xtensa_ptrace(long, long, long, long);
 asmlinkage long xtensa_sigreturn(struct pt_regs*);
diff --git a/arch/xtensa/include/asm/unistd.h b/arch/xtensa/include/asm/unistd.h
index 9ef1c31..f4e6eaa 100644
--- a/arch/xtensa/include/asm/unistd.h
+++ b/arch/xtensa/include/asm/unistd.h
@@ -1,16 +1,9 @@
-/*
- * include/asm-xtensa/unistd.h
- *
- * This file is subject to the terms and conditions of the GNU General Public
- * License.  See the file "COPYING" in the main directory of this archive
- * for more details.
- *
- * Copyright (C) 2001 - 2005 Tensilica Inc.
- */
+#ifndef _XTENSA_UNISTD_H
+#define _XTENSA_UNISTD_H
 
+#define __ARCH_WANT_SYS_EXECVE
 #include <uapi/asm/unistd.h>
 
-
 /*
  * "Conditional" syscalls
  *
@@ -37,3 +30,5 @@
 #define __IGNORE_mmap				/* use mmap2 */
 #define __IGNORE_vfork				/* use clone */
 #define __IGNORE_fadvise64			/* use fadvise64_64 */
+
+#endif /* _XTENSA_UNISTD_H */
diff --git a/arch/xtensa/include/uapi/asm/unistd.h b/arch/xtensa/include/uapi/asm/unistd.h
index 479abae..9f36d0e 100644
--- a/arch/xtensa/include/uapi/asm/unistd.h
+++ b/arch/xtensa/include/uapi/asm/unistd.h
@@ -1,14 +1,4 @@
-/*
- * include/asm-xtensa/unistd.h
- *
- * This file is subject to the terms and conditions of the GNU General Public
- * License.  See the file "COPYING" in the main directory of this archive
- * for more details.
- *
- * Copyright (C) 2001 - 2012 Tensilica Inc.
- */
-
-#ifndef _UAPI_XTENSA_UNISTD_H
+#if !defined(_UAPI_XTENSA_UNISTD_H) || defined(__SYSCALL)
 #define _UAPI_XTENSA_UNISTD_H
 
 #ifndef __SYSCALL
@@ -272,7 +262,7 @@
 #define __NR_clone 				116
 __SYSCALL(116, xtensa_clone, 5)
 #define __NR_execve 				117
-__SYSCALL(117, xtensa_execve, 3)
+__SYSCALL(117, sys_execve, 3)
 #define __NR_exit 				118
 __SYSCALL(118, sys_exit, 1)
 #define __NR_exit_group 			119
@@ -759,4 +749,6 @@
 
 #define SYS_XTENSA_COUNT                  5     /* count */
 
+#undef __SYSCALL
+
 #endif /* _UAPI_XTENSA_UNISTD_H */
diff --git a/arch/xtensa/kernel/entry.S b/arch/xtensa/kernel/entry.S
index 18453067..90bfc1d 100644
--- a/arch/xtensa/kernel/entry.S
+++ b/arch/xtensa/kernel/entry.S
@@ -1833,50 +1833,6 @@
 
 
 /*
- * Create a kernel thread
- *
- * int kernel_thread(int (*fn)(void *), void *arg, unsigned long flags)
- * a2                    a2                 a3             a4
- */
-
-ENTRY(kernel_thread)
-	entry	a1, 16
-
-	mov	a5, a2			# preserve fn over syscall
-	mov	a7, a3			# preserve args over syscall
-
-	movi	a3, _CLONE_VM | _CLONE_UNTRACED
-	movi	a2, __NR_clone
-	or	a6, a4, a3		# arg0: flags
-	mov	a3, a1			# arg1: sp
-	syscall
-
-	beq	a3, a1, 1f		# branch if parent
-	mov	a6, a7			# args
-	callx4	a5			# fn(args)
-
-	movi	a2, __NR_exit
-	syscall				# return value of fn(args) still in a6
-
-1:	retw
-
-/*
- * Do a system call from kernel instead of calling sys_execve, so we end up
- * with proper pt_regs.
- *
- * int kernel_execve(const char *fname, char *const argv[], charg *const envp[])
- * a2                        a2               a3                  a4
- */
-
-ENTRY(kernel_execve)
-	entry	a1, 16
-	mov	a6, a2			# arg0 is in a6
-	movi	a2, __NR_execve
-	syscall
-
-	retw
-
-/*
  * Task switch.
  *
  * struct task*  _switch_to (struct task* prev, struct task* next)
@@ -1958,3 +1914,16 @@
 
 	j	common_exception_return
 
+/*
+ * Kernel thread creation helper
+ * On entry, set up by copy_thread: a2 = thread_fn, a3 = thread_fn arg
+ *           left from _switch_to: a6 = prev
+ */
+ENTRY(ret_from_kernel_thread)
+
+	call4	schedule_tail
+	mov	a6, a3
+	callx4	a2
+	j	common_exception_return
+
+ENDPROC(ret_from_kernel_thread)
diff --git a/arch/xtensa/kernel/process.c b/arch/xtensa/kernel/process.c
index 1908f66..09ae7bf 100644
--- a/arch/xtensa/kernel/process.c
+++ b/arch/xtensa/kernel/process.c
@@ -45,6 +45,7 @@
 #include <asm/regs.h>
 
 extern void ret_from_fork(void);
+extern void ret_from_kernel_thread(void);
 
 struct task_struct *current_set[NR_CPUS] = {&init_task, };
 
@@ -158,18 +159,30 @@
 /*
  * Copy thread.
  *
+ * There are two modes in which this function is called:
+ * 1) Userspace thread creation,
+ *    regs != NULL, usp_thread_fn is userspace stack pointer.
+ *    It is expected to copy parent regs (in case CLONE_VM is not set
+ *    in the clone_flags) and set up passed usp in the childregs.
+ * 2) Kernel thread creation,
+ *    regs == NULL, usp_thread_fn is the function to run in the new thread
+ *    and thread_fn_arg is its parameter.
+ *    childregs are not used for the kernel threads.
+ *
  * The stack layout for the new thread looks like this:
  *
- *	+------------------------+ <- sp in childregs (= tos)
+ *	+------------------------+
  *	|       childregs        |
  *	+------------------------+ <- thread.sp = sp in dummy-frame
  *	|      dummy-frame       |    (saved in dummy-frame spill-area)
  *	+------------------------+
  *
- * We create a dummy frame to return to ret_from_fork:
- *   a0 points to ret_from_fork (simulating a call4)
+ * We create a dummy frame to return to either ret_from_fork or
+ *   ret_from_kernel_thread:
+ *   a0 points to ret_from_fork/ret_from_kernel_thread (simulating a call4)
  *   sp points to itself (thread.sp)
- *   a2, a3 are unused.
+ *   a2, a3 are unused for userspace threads,
+ *   a2 points to thread_fn, a3 holds thread_fn arg for kernel threads.
  *
  * Note: This is a pristine frame, so we don't need any spill region on top of
  *       childregs.
@@ -185,43 +198,63 @@
  * involved.  Much simpler to just not copy those live frames across.
  */
 
-int copy_thread(unsigned long clone_flags, unsigned long usp,
-		unsigned long unused,
-                struct task_struct * p, struct pt_regs * regs)
+int copy_thread(unsigned long clone_flags, unsigned long usp_thread_fn,
+		unsigned long thread_fn_arg,
+		struct task_struct *p, struct pt_regs *unused)
 {
-	struct pt_regs *childregs;
-	unsigned long tos;
-	int user_mode = user_mode(regs);
+	struct pt_regs *childregs = task_pt_regs(p);
 
 #if (XTENSA_HAVE_COPROCESSORS || XTENSA_HAVE_IO_PORTS)
 	struct thread_info *ti;
 #endif
 
-	/* Set up new TSS. */
-	tos = (unsigned long)task_stack_page(p) + THREAD_SIZE;
-	if (user_mode)
-		childregs = (struct pt_regs*)(tos - PT_USER_SIZE);
-	else
-		childregs = (struct pt_regs*)tos - 1;
-
-	/* This does not copy all the regs.  In a bout of brilliance or madness,
-	   ARs beyond a0-a15 exist past the end of the struct. */
-	*childregs = *regs;
-
 	/* Create a call4 dummy-frame: a0 = 0, a1 = childregs. */
 	*((int*)childregs - 3) = (unsigned long)childregs;
 	*((int*)childregs - 4) = 0;
 
-	childregs->areg[2] = 0;
-	p->set_child_tid = p->clear_child_tid = NULL;
-	p->thread.ra = MAKE_RA_FOR_CALL((unsigned long)ret_from_fork, 0x1);
 	p->thread.sp = (unsigned long)childregs;
 
-	if (user_mode(regs)) {
+	if (!(p->flags & PF_KTHREAD)) {
+		struct pt_regs *regs = current_pt_regs();
+		unsigned long usp = usp_thread_fn ?
+			usp_thread_fn : regs->areg[1];
 
+		p->thread.ra = MAKE_RA_FOR_CALL(
+				(unsigned long)ret_from_fork, 0x1);
+
+		/* This does not copy all the regs.
+		 * In a bout of brilliance or madness,
+		 * ARs beyond a0-a15 exist past the end of the struct.
+		 */
+		*childregs = *regs;
 		childregs->areg[1] = usp;
+		childregs->areg[2] = 0;
+
+		/* When sharing memory with the parent thread, the child
+		   usually starts on a pristine stack, so we have to reset
+		   windowbase, windowstart and wmask.
+		   (Note that such a new thread is required to always create
+		   an initial call4 frame)
+		   The exception is vfork, where the new thread continues to
+		   run on the parent's stack until it calls execve. This could
+		   be a call8 or call12, which requires a legal stack frame
+		   of the previous caller for the overflow handlers to work.
+		   (Note that it's always legal to overflow live registers).
+		   In this case, ensure to spill at least the stack pointer
+		   of that frame. */
+
 		if (clone_flags & CLONE_VM) {
-			childregs->wmask = 1;	/* can't share live windows */
+			/* check that caller window is live and same stack */
+			int len = childregs->wmask & ~0xf;
+			if (regs->areg[1] == usp && len != 0) {
+				int callinc = (regs->areg[0] >> 30) & 3;
+				int caller_ars = XCHAL_NUM_AREGS - callinc * 4;
+				put_user(regs->areg[caller_ars+1],
+					 (unsigned __user*)(usp - 12));
+			}
+			childregs->wmask = 1;
+			childregs->windowstart = 1;
+			childregs->windowbase = 0;
 		} else {
 			int len = childregs->wmask & ~0xf;
 			memcpy(&childregs->areg[XCHAL_NUM_AREGS - len/4],
@@ -230,11 +263,19 @@
 // FIXME: we need to set THREADPTR in thread_info...
 		if (clone_flags & CLONE_SETTLS)
 			childregs->areg[2] = childregs->areg[6];
-
 	} else {
-		/* In kernel space, we start a new thread with a new stack. */
-		childregs->wmask = 1;
-		childregs->areg[1] = tos;
+		p->thread.ra = MAKE_RA_FOR_CALL(
+				(unsigned long)ret_from_kernel_thread, 1);
+
+		/* pass parameters to ret_from_kernel_thread:
+		 * a2 = thread_fn, a3 = thread_fn arg
+		 */
+		*((int *)childregs - 1) = thread_fn_arg;
+		*((int *)childregs - 2) = usp_thread_fn;
+
+		/* Childregs are only used when we're going to userspace
+		 * in which case start_thread will set them up.
+		 */
 	}
 
 #if (XTENSA_HAVE_COPROCESSORS || XTENSA_HAVE_IO_PORTS)
@@ -330,32 +371,5 @@
                   void __user *child_tid, long a5,
                   struct pt_regs *regs)
 {
-        if (!newsp)
-                newsp = regs->areg[1];
         return do_fork(clone_flags, newsp, regs, 0, parent_tid, child_tid);
 }
-
-/*
- * xtensa_execve() executes a new program.
- */
-
-asmlinkage
-long xtensa_execve(const char __user *name,
-		   const char __user *const __user *argv,
-                   const char __user *const __user *envp,
-                   long a3, long a4, long a5,
-                   struct pt_regs *regs)
-{
-	long error;
-	struct filename *filename;
-
-	filename = getname(name);
-	error = PTR_ERR(filename);
-	if (IS_ERR(filename))
-		goto out;
-	error = do_execve(filename->name, argv, envp, regs);
-	putname(filename);
-out:
-	return error;
-}
-
diff --git a/arch/xtensa/kernel/syscall.c b/arch/xtensa/kernel/syscall.c
index a5c01e7..5702065 100644
--- a/arch/xtensa/kernel/syscall.c
+++ b/arch/xtensa/kernel/syscall.c
@@ -32,10 +32,8 @@
 syscall_t sys_call_table[__NR_syscall_count] /* FIXME __cacheline_aligned */= {
 	[0 ... __NR_syscall_count - 1] = (syscall_t)&sys_ni_syscall,
 
-#undef __SYSCALL
 #define __SYSCALL(nr,symbol,nargs) [ nr ] = (syscall_t)symbol,
-#undef  __KERNEL_SYSCALLS__
-#include <asm/unistd.h>
+#include <uapi/asm/unistd.h>
 };
 
 asmlinkage long xtensa_shmat(int shmid, char __user *shmaddr, int shmflg)
@@ -49,7 +47,8 @@
 	return (long)ret;
 }
 
-asmlinkage long xtensa_fadvise64_64(int fd, int advice, unsigned long long offset, unsigned long long len)
+asmlinkage long xtensa_fadvise64_64(int fd, int advice,
+		unsigned long long offset, unsigned long long len)
 {
 	return sys_fadvise64_64(fd, offset, len, advice);
 }
diff --git a/arch/xtensa/kernel/xtensa_ksyms.c b/arch/xtensa/kernel/xtensa_ksyms.c
index a8b9f1f..afe058b 100644
--- a/arch/xtensa/kernel/xtensa_ksyms.c
+++ b/arch/xtensa/kernel/xtensa_ksyms.c
@@ -43,7 +43,6 @@
 EXPORT_SYMBOL(clear_page);
 EXPORT_SYMBOL(copy_page);
 
-EXPORT_SYMBOL(kernel_thread);
 EXPORT_SYMBOL(empty_zero_page);
 
 /*
diff --git a/block/Kconfig b/block/Kconfig
index 09acf1b..a7e40a7 100644
--- a/block/Kconfig
+++ b/block/Kconfig
@@ -89,7 +89,7 @@
 
 config BLK_DEV_THROTTLING
 	bool "Block layer bio throttling support"
-	depends on BLK_CGROUP=y && EXPERIMENTAL
+	depends on BLK_CGROUP=y
 	default n
 	---help---
 	Block layer bio throttling support. It can be used to limit
diff --git a/block/blk-cgroup.c b/block/blk-cgroup.c
index cafcd74..d0b7703 100644
--- a/block/blk-cgroup.c
+++ b/block/blk-cgroup.c
@@ -285,6 +285,13 @@
 		blkg_destroy(blkg);
 		spin_unlock(&blkcg->lock);
 	}
+
+	/*
+	 * root blkg is destroyed.  Just clear the pointer since
+	 * root_rl does not take reference on root blkg.
+	 */
+	q->root_blkg = NULL;
+	q->root_rl.blkg = NULL;
 }
 
 static void blkg_rcu_free(struct rcu_head *rcu_head)
@@ -326,6 +333,9 @@
 	 */
 	if (rl == &q->root_rl) {
 		ent = &q->blkg_list;
+		/* There are no more block groups, hence no request lists */
+		if (list_empty(ent))
+			return NULL;
 	} else {
 		blkg = container_of(rl, struct blkcg_gq, rl);
 		ent = &blkg->q_node;
diff --git a/block/blk-core.c b/block/blk-core.c
index a33870b..3c95c4d 100644
--- a/block/blk-core.c
+++ b/block/blk-core.c
@@ -2868,7 +2868,8 @@
 	struct request *rqa = container_of(a, struct request, queuelist);
 	struct request *rqb = container_of(b, struct request, queuelist);
 
-	return !(rqa->q <= rqb->q);
+	return !(rqa->q < rqb->q ||
+		(rqa->q == rqb->q && blk_rq_pos(rqa) < blk_rq_pos(rqb)));
 }
 
 /*
diff --git a/crypto/cryptd.c b/crypto/cryptd.c
index 671d4d6..7bdd61b 100644
--- a/crypto/cryptd.c
+++ b/crypto/cryptd.c
@@ -137,13 +137,18 @@
 	struct crypto_async_request *req, *backlog;
 
 	cpu_queue = container_of(work, struct cryptd_cpu_queue, work);
-	/* Only handle one request at a time to avoid hogging crypto
-	 * workqueue. preempt_disable/enable is used to prevent
-	 * being preempted by cryptd_enqueue_request() */
+	/*
+	 * Only handle one request at a time to avoid hogging crypto workqueue.
+	 * preempt_disable/enable is used to prevent being preempted by
+	 * cryptd_enqueue_request(). local_bh_disable/enable is used to prevent
+	 * cryptd_enqueue_request() being accessed from software interrupts.
+	 */
+	local_bh_disable();
 	preempt_disable();
 	backlog = crypto_get_backlog(&cpu_queue->queue);
 	req = crypto_dequeue_request(&cpu_queue->queue);
 	preempt_enable();
+	local_bh_enable();
 
 	if (!req)
 		return;
diff --git a/drivers/acpi/glue.c b/drivers/acpi/glue.c
index d1a2d74..0837308 100644
--- a/drivers/acpi/glue.c
+++ b/drivers/acpi/glue.c
@@ -159,6 +159,7 @@
 	if (physical_node->node_id >= ACPI_MAX_PHYSICAL_NODE) {
 		retval = -ENOSPC;
 		mutex_unlock(&acpi_dev->physical_node_lock);
+		kfree(physical_node);
 		goto err;
 	}
 
diff --git a/drivers/acpi/processor_driver.c b/drivers/acpi/processor_driver.c
index e78c2a5..bd4e5dc 100644
--- a/drivers/acpi/processor_driver.c
+++ b/drivers/acpi/processor_driver.c
@@ -409,6 +409,7 @@
 		acpi_bus_generate_proc_event(device, event, 0);
 		acpi_bus_generate_netlink_event(device->pnp.device_class,
 						  dev_name(&device->dev), event, 0);
+		break;
 	default:
 		ACPI_DEBUG_PRINT((ACPI_DB_INFO,
 				  "Unsupported event [0x%x]\n", event));
diff --git a/drivers/acpi/video.c b/drivers/acpi/video.c
index f94d4c8..0230cb6 100644
--- a/drivers/acpi/video.c
+++ b/drivers/acpi/video.c
@@ -1345,12 +1345,15 @@
 acpi_video_bus_get_devices(struct acpi_video_bus *video,
 			   struct acpi_device *device)
 {
-	int status;
+	int status = 0;
 	struct acpi_device *dev;
 
-	status = acpi_video_device_enumerate(video);
-	if (status)
-		return status;
+	/*
+	 * There are systems where video module known to work fine regardless
+	 * of broken _DOD and ignoring returned value here doesn't cause
+	 * any issues later.
+	 */
+	acpi_video_device_enumerate(video);
 
 	list_for_each_entry(dev, &device->children, node) {
 
diff --git a/drivers/base/power/domain.c b/drivers/base/power/domain.c
index c22b869..96b71b6 100644
--- a/drivers/base/power/domain.c
+++ b/drivers/base/power/domain.c
@@ -1862,7 +1862,7 @@
 	cpuidle_drv = cpuidle_driver_ref();
 	if (!cpuidle_drv) {
 		ret = -ENODEV;
-		goto out;
+		goto err_drv;
 	}
 	if (cpuidle_drv->state_count <= state) {
 		ret = -EINVAL;
@@ -1884,6 +1884,9 @@
 
  err:
 	cpuidle_driver_unref();
+
+ err_drv:
+	kfree(cpu_data);
 	goto out;
 }
 
diff --git a/drivers/bcma/main.c b/drivers/bcma/main.c
index 432aeee..d865470 100644
--- a/drivers/bcma/main.c
+++ b/drivers/bcma/main.c
@@ -158,9 +158,10 @@
 
 static void bcma_unregister_cores(struct bcma_bus *bus)
 {
-	struct bcma_device *core;
+	struct bcma_device *core, *tmp;
 
-	list_for_each_entry(core, &bus->cores, list) {
+	list_for_each_entry_safe(core, tmp, &bus->cores, list) {
+		list_del(&core->list);
 		if (core->dev_registered)
 			device_unregister(&core->dev);
 	}
diff --git a/drivers/block/Kconfig b/drivers/block/Kconfig
index f529407..824e09c 100644
--- a/drivers/block/Kconfig
+++ b/drivers/block/Kconfig
@@ -131,6 +131,7 @@
 config BLK_CPQ_CISS_DA
 	tristate "Compaq Smart Array 5xxx support"
 	depends on PCI
+	select CHECK_SIGNATURE
 	help
 	  This is the driver for Compaq Smart Array 5xxx controllers.
 	  Everyone using these boards should say Y here.
@@ -166,8 +167,8 @@
 	  module will be called DAC960.
 
 config BLK_DEV_UMEM
-	tristate "Micro Memory MM5415 Battery Backed RAM support (EXPERIMENTAL)"
-	depends on PCI && EXPERIMENTAL
+	tristate "Micro Memory MM5415 Battery Backed RAM support"
+	depends on PCI
 	---help---
 	  Saying Y here will include support for the MM5415 family of
 	  battery backed (Non-volatile) RAM cards.
@@ -430,8 +431,8 @@
 	  a disc is opened for writing.
 
 config CDROM_PKTCDVD_WCACHE
-	bool "Enable write caching (EXPERIMENTAL)"
-	depends on CDROM_PKTCDVD && EXPERIMENTAL
+	bool "Enable write caching"
+	depends on CDROM_PKTCDVD
 	help
 	  If enabled, write caching will be set for the CD-R/W device. For now
 	  this option is dangerous unless the CD-RW media is known good, as we
@@ -508,8 +509,8 @@
 
 
 config VIRTIO_BLK
-	tristate "Virtio block driver (EXPERIMENTAL)"
-	depends on EXPERIMENTAL && VIRTIO
+	tristate "Virtio block driver"
+	depends on VIRTIO
 	---help---
 	  This is the virtual block driver for virtio.  It can be used with
           lguest or QEMU based VMMs (like KVM or Xen).  Say Y or M.
@@ -528,7 +529,7 @@
 
 config BLK_DEV_RBD
 	tristate "Rados block device (RBD)"
-	depends on INET && EXPERIMENTAL && BLOCK
+	depends on INET && BLOCK
 	select CEPH_LIB
 	select LIBCRC32C
 	select CRYPTO_AES
diff --git a/drivers/block/cciss.c b/drivers/block/cciss.c
index b0f553b..ca83f96 100644
--- a/drivers/block/cciss.c
+++ b/drivers/block/cciss.c
@@ -5205,7 +5205,6 @@
 		return;
 	}
 	/* write all data in the battery backed cache to disk */
-	memset(flush_buf, 0, 4);
 	return_code = sendcmd_withirq(h, CCISS_CACHE_FLUSH, flush_buf,
 		4, 0, CTLR_LUNID, TYPE_CMD);
 	kfree(flush_buf);
diff --git a/drivers/block/floppy.c b/drivers/block/floppy.c
index 17c675c..1c49d71 100644
--- a/drivers/block/floppy.c
+++ b/drivers/block/floppy.c
@@ -4109,12 +4109,19 @@
 
 static struct platform_device floppy_device[N_DRIVE];
 
+static bool floppy_available(int drive)
+{
+	if (!(allowed_drive_mask & (1 << drive)))
+		return false;
+	if (fdc_state[FDC(drive)].version == FDC_NONE)
+		return false;
+	return true;
+}
+
 static struct kobject *floppy_find(dev_t dev, int *part, void *data)
 {
 	int drive = (*part & 3) | ((*part & 0x80) >> 5);
-	if (drive >= N_DRIVE ||
-	    !(allowed_drive_mask & (1 << drive)) ||
-	    fdc_state[FDC(drive)].version == FDC_NONE)
+	if (drive >= N_DRIVE || !floppy_available(drive))
 		return NULL;
 	if (((*part >> 2) & 0x1f) >= ARRAY_SIZE(floppy_type))
 		return NULL;
@@ -4124,8 +4131,7 @@
 
 static int __init do_floppy_init(void)
 {
-	int i, unit, drive;
-	int err, dr;
+	int i, unit, drive, err;
 
 	set_debugt();
 	interruptjiffies = resultjiffies = jiffies;
@@ -4137,34 +4143,32 @@
 
 	raw_cmd = NULL;
 
-	for (dr = 0; dr < N_DRIVE; dr++) {
-		disks[dr] = alloc_disk(1);
-		if (!disks[dr]) {
+	floppy_wq = alloc_ordered_workqueue("floppy", 0);
+	if (!floppy_wq)
+		return -ENOMEM;
+
+	for (drive = 0; drive < N_DRIVE; drive++) {
+		disks[drive] = alloc_disk(1);
+		if (!disks[drive]) {
 			err = -ENOMEM;
 			goto out_put_disk;
 		}
 
-		floppy_wq = alloc_ordered_workqueue("floppy", 0);
-		if (!floppy_wq) {
+		disks[drive]->queue = blk_init_queue(do_fd_request, &floppy_lock);
+		if (!disks[drive]->queue) {
 			err = -ENOMEM;
 			goto out_put_disk;
 		}
 
-		disks[dr]->queue = blk_init_queue(do_fd_request, &floppy_lock);
-		if (!disks[dr]->queue) {
-			err = -ENOMEM;
-			goto out_destroy_workq;
-		}
+		blk_queue_max_hw_sectors(disks[drive]->queue, 64);
+		disks[drive]->major = FLOPPY_MAJOR;
+		disks[drive]->first_minor = TOMINOR(drive);
+		disks[drive]->fops = &floppy_fops;
+		sprintf(disks[drive]->disk_name, "fd%d", drive);
 
-		blk_queue_max_hw_sectors(disks[dr]->queue, 64);
-		disks[dr]->major = FLOPPY_MAJOR;
-		disks[dr]->first_minor = TOMINOR(dr);
-		disks[dr]->fops = &floppy_fops;
-		sprintf(disks[dr]->disk_name, "fd%d", dr);
-
-		init_timer(&motor_off_timer[dr]);
-		motor_off_timer[dr].data = dr;
-		motor_off_timer[dr].function = motor_off_callback;
+		init_timer(&motor_off_timer[drive]);
+		motor_off_timer[drive].data = drive;
+		motor_off_timer[drive].function = motor_off_callback;
 	}
 
 	err = register_blkdev(FLOPPY_MAJOR, "fd");
@@ -4282,9 +4286,7 @@
 	}
 
 	for (drive = 0; drive < N_DRIVE; drive++) {
-		if (!(allowed_drive_mask & (1 << drive)))
-			continue;
-		if (fdc_state[FDC(drive)].version == FDC_NONE)
+		if (!floppy_available(drive))
 			continue;
 
 		floppy_device[drive].name = floppy_device_name;
@@ -4293,7 +4295,7 @@
 
 		err = platform_device_register(&floppy_device[drive]);
 		if (err)
-			goto out_release_dma;
+			goto out_remove_drives;
 
 		err = device_create_file(&floppy_device[drive].dev,
 					 &dev_attr_cmos);
@@ -4311,29 +4313,34 @@
 
 out_unreg_platform_dev:
 	platform_device_unregister(&floppy_device[drive]);
+out_remove_drives:
+	while (drive--) {
+		if (floppy_available(drive)) {
+			del_gendisk(disks[drive]);
+			device_remove_file(&floppy_device[drive].dev, &dev_attr_cmos);
+			platform_device_unregister(&floppy_device[drive]);
+		}
+	}
 out_release_dma:
 	if (atomic_read(&usage_count))
 		floppy_release_irq_and_dma();
 out_unreg_region:
 	blk_unregister_region(MKDEV(FLOPPY_MAJOR, 0), 256);
 	platform_driver_unregister(&floppy_driver);
-out_destroy_workq:
-	destroy_workqueue(floppy_wq);
 out_unreg_blkdev:
 	unregister_blkdev(FLOPPY_MAJOR, "fd");
 out_put_disk:
-	while (dr--) {
-		del_timer_sync(&motor_off_timer[dr]);
-		if (disks[dr]->queue) {
-			blk_cleanup_queue(disks[dr]->queue);
-			/*
-			 * put_disk() is not paired with add_disk() and
-			 * will put queue reference one extra time. fix it.
-			 */
-			disks[dr]->queue = NULL;
+	for (drive = 0; drive < N_DRIVE; drive++) {
+		if (!disks[drive])
+			break;
+		if (disks[drive]->queue) {
+			del_timer_sync(&motor_off_timer[drive]);
+			blk_cleanup_queue(disks[drive]->queue);
+			disks[drive]->queue = NULL;
 		}
-		put_disk(disks[dr]);
+		put_disk(disks[drive]);
 	}
+	destroy_workqueue(floppy_wq);
 	return err;
 }
 
@@ -4551,8 +4558,7 @@
 	for (drive = 0; drive < N_DRIVE; drive++) {
 		del_timer_sync(&motor_off_timer[drive]);
 
-		if ((allowed_drive_mask & (1 << drive)) &&
-		    fdc_state[FDC(drive)].version != FDC_NONE) {
+		if (floppy_available(drive)) {
 			del_gendisk(disks[drive]);
 			device_remove_file(&floppy_device[drive].dev, &dev_attr_cmos);
 			platform_device_unregister(&floppy_device[drive]);
diff --git a/drivers/block/loop.c b/drivers/block/loop.c
index e9d594f..54046e5 100644
--- a/drivers/block/loop.c
+++ b/drivers/block/loop.c
@@ -976,8 +976,21 @@
 	if (lo->lo_state != Lo_bound)
 		return -ENXIO;
 
-	if (lo->lo_refcnt > 1)	/* we needed one fd for the ioctl */
-		return -EBUSY;
+	/*
+	 * If we've explicitly asked to tear down the loop device,
+	 * and it has an elevated reference count, set it for auto-teardown when
+	 * the last reference goes away. This stops $!~#$@ udev from
+	 * preventing teardown because it decided that it needs to run blkid on
+	 * the loopback device whenever they appear. xfstests is notorious for
+	 * failing tests because blkid via udev races with a losetup
+	 * <dev>/do something like mkfs/losetup -d <dev> causing the losetup -d
+	 * command to fail with EBUSY.
+	 */
+	if (lo->lo_refcnt > 1) {
+		lo->lo_flags |= LO_FLAGS_AUTOCLEAR;
+		mutex_unlock(&lo->lo_ctl_mutex);
+		return 0;
+	}
 
 	if (filp == NULL)
 		return -EINVAL;
diff --git a/drivers/block/mtip32xx/mtip32xx.c b/drivers/block/mtip32xx/mtip32xx.c
index f946d31..adc6f36 100644
--- a/drivers/block/mtip32xx/mtip32xx.c
+++ b/drivers/block/mtip32xx/mtip32xx.c
@@ -2035,8 +2035,9 @@
 	}
 	return rv;
 }
-
-static void mtip_set_timeout(struct host_to_dev_fis *fis, unsigned int *timeout)
+static void mtip_set_timeout(struct driver_data *dd,
+					struct host_to_dev_fis *fis,
+					unsigned int *timeout, u8 erasemode)
 {
 	switch (fis->command) {
 	case ATA_CMD_DOWNLOAD_MICRO:
@@ -2044,7 +2045,10 @@
 		break;
 	case ATA_CMD_SEC_ERASE_UNIT:
 	case 0xFC:
-		*timeout = 240000; /* 4 minutes */
+		if (erasemode)
+			*timeout = ((*(dd->port->identify + 90) * 2) * 60000);
+		else
+			*timeout = ((*(dd->port->identify + 89) * 2) * 60000);
 		break;
 	case ATA_CMD_STANDBYNOW1:
 		*timeout = 120000;  /* 2 minutes */
@@ -2087,6 +2091,7 @@
 	unsigned int transfer_size;
 	unsigned long task_file_data;
 	int intotal = outtotal + req_task->out_size;
+	int erasemode = 0;
 
 	taskout = req_task->out_size;
 	taskin = req_task->in_size;
@@ -2212,7 +2217,13 @@
 		fis.lba_hi,
 		fis.device);
 
-	mtip_set_timeout(&fis, &timeout);
+	/* check for erase mode support during secure erase.*/
+	if ((fis.command == ATA_CMD_SEC_ERASE_UNIT)
+					&& (outbuf[0] & MTIP_SEC_ERASE_MODE)) {
+		erasemode = 1;
+	}
+
+	mtip_set_timeout(dd, &fis, &timeout, erasemode);
 
 	/* Determine the correct transfer size.*/
 	if (force_single_sector)
diff --git a/drivers/block/mtip32xx/mtip32xx.h b/drivers/block/mtip32xx/mtip32xx.h
index 18627a1..5f4a917 100644
--- a/drivers/block/mtip32xx/mtip32xx.h
+++ b/drivers/block/mtip32xx/mtip32xx.h
@@ -33,6 +33,9 @@
 /* offset of Device Control register in PCIe extended capabilites space */
 #define PCIE_CONFIG_EXT_DEVICE_CONTROL_OFFSET	0x48
 
+/* check for erase mode support during secure erase */
+#define MTIP_SEC_ERASE_MODE     0x3
+
 /* # of times to retry timed out/failed IOs */
 #define MTIP_MAX_RETRIES	2
 
diff --git a/drivers/block/xen-blkback/common.h b/drivers/block/xen-blkback/common.h
index 9ad3b5e..9a54623 100644
--- a/drivers/block/xen-blkback/common.h
+++ b/drivers/block/xen-blkback/common.h
@@ -158,8 +158,8 @@
 	struct block_device	*bdev;
 	/* Cached size parameter. */
 	sector_t		size;
-	bool			flush_support;
-	bool			discard_secure;
+	unsigned int		flush_support:1;
+	unsigned int		discard_secure:1;
 };
 
 struct backend_info;
diff --git a/drivers/block/xen-blkback/xenbus.c b/drivers/block/xen-blkback/xenbus.c
index 4f66171..f58434c 100644
--- a/drivers/block/xen-blkback/xenbus.c
+++ b/drivers/block/xen-blkback/xenbus.c
@@ -105,11 +105,10 @@
 {
 	struct xen_blkif *blkif;
 
-	blkif = kmem_cache_alloc(xen_blkif_cachep, GFP_KERNEL);
+	blkif = kmem_cache_zalloc(xen_blkif_cachep, GFP_KERNEL);
 	if (!blkif)
 		return ERR_PTR(-ENOMEM);
 
-	memset(blkif, 0, sizeof(*blkif));
 	blkif->domid = domid;
 	spin_lock_init(&blkif->blk_ring_lock);
 	atomic_set(&blkif->refcnt, 1);
@@ -196,7 +195,7 @@
 	}
 }
 
-void xen_blkif_free(struct xen_blkif *blkif)
+static void xen_blkif_free(struct xen_blkif *blkif)
 {
 	if (!atomic_dec_and_test(&blkif->refcnt))
 		BUG();
@@ -257,7 +256,7 @@
 VBD_SHOW(physical_device, "%x:%x\n", be->major, be->minor);
 VBD_SHOW(mode, "%s\n", be->mode);
 
-int xenvbd_sysfs_addif(struct xenbus_device *dev)
+static int xenvbd_sysfs_addif(struct xenbus_device *dev)
 {
 	int error;
 
@@ -281,7 +280,7 @@
 	return error;
 }
 
-void xenvbd_sysfs_delif(struct xenbus_device *dev)
+static void xenvbd_sysfs_delif(struct xenbus_device *dev)
 {
 	sysfs_remove_group(&dev->dev.kobj, &xen_vbdstat_group);
 	device_remove_file(&dev->dev, &dev_attr_mode);
diff --git a/drivers/cpufreq/cpufreq_stats.c b/drivers/cpufreq/cpufreq_stats.c
index b40ee14..3998316 100644
--- a/drivers/cpufreq/cpufreq_stats.c
+++ b/drivers/cpufreq/cpufreq_stats.c
@@ -328,6 +328,7 @@
 		cpufreq_update_policy(cpu);
 		break;
 	case CPU_DOWN_PREPARE:
+	case CPU_DOWN_PREPARE_FROZEN:
 		cpufreq_stats_free_sysfs(cpu);
 		break;
 	case CPU_DEAD:
diff --git a/drivers/cpufreq/powernow-k8.c b/drivers/cpufreq/powernow-k8.c
index 129e80b..e3ebb4f 100644
--- a/drivers/cpufreq/powernow-k8.c
+++ b/drivers/cpufreq/powernow-k8.c
@@ -5,7 +5,7 @@
  *  http://www.gnu.org/licenses/gpl.html
  *
  *  Maintainer:
- *  Andreas Herrmann <andreas.herrmann3@amd.com>
+ *  Andreas Herrmann <herrmann.der.user@googlemail.com>
  *
  *  Based on the powernow-k7.c module written by Dave Jones.
  *  (C) 2003 Dave Jones on behalf of SuSE Labs
@@ -1052,14 +1052,7 @@
 	struct powernowk8_target_arg pta = { .pol = pol, .targfreq = targfreq,
 					     .relation = relation };
 
-	/*
-	 * Must run on @pol->cpu.  cpufreq core is responsible for ensuring
-	 * that we're bound to the current CPU and pol->cpu stays online.
-	 */
-	if (smp_processor_id() == pol->cpu)
-		return powernowk8_target_fn(&pta);
-	else
-		return work_on_cpu(pol->cpu, powernowk8_target_fn, &pta);
+	return work_on_cpu(pol->cpu, powernowk8_target_fn, &pta);
 }
 
 /* Driver entry point to verify the policy and range of frequencies */
diff --git a/drivers/dma/imx-dma.c b/drivers/dma/imx-dma.c
index f11b5b2..7d9554c 100644
--- a/drivers/dma/imx-dma.c
+++ b/drivers/dma/imx-dma.c
@@ -474,8 +474,10 @@
 			slot = i;
 			break;
 		}
-		if (slot < 0)
+		if (slot < 0) {
+			spin_unlock_irqrestore(&imxdma->lock, flags);
 			return -EBUSY;
+		}
 
 		imxdma->slots_2d[slot].xsr = d->x;
 		imxdma->slots_2d[slot].ysr = d->y;
diff --git a/drivers/dma/sirf-dma.c b/drivers/dma/sirf-dma.c
index 64385cd..d451caa 100644
--- a/drivers/dma/sirf-dma.c
+++ b/drivers/dma/sirf-dma.c
@@ -109,7 +109,7 @@
 	sdesc = list_first_entry(&schan->queued, struct sirfsoc_dma_desc,
 		node);
 	/* Move the first queued descriptor to active list */
-	list_move_tail(&schan->queued, &schan->active);
+	list_move_tail(&sdesc->node, &schan->active);
 
 	/* Start the DMA transfer */
 	writel_relaxed(sdesc->width, sdma->base + SIRFSOC_DMA_WIDTH_0 +
@@ -428,7 +428,7 @@
 	unsigned long iflags;
 	int ret;
 
-	if ((xt->dir != DMA_MEM_TO_DEV) || (xt->dir != DMA_DEV_TO_MEM)) {
+	if ((xt->dir != DMA_MEM_TO_DEV) && (xt->dir != DMA_DEV_TO_MEM)) {
 		ret = -EINVAL;
 		goto err_dir;
 	}
diff --git a/drivers/gpio/gpio-74x164.c b/drivers/gpio/gpio-74x164.c
index ed3e551..f05e542 100644
--- a/drivers/gpio/gpio-74x164.c
+++ b/drivers/gpio/gpio-74x164.c
@@ -153,7 +153,7 @@
 	}
 
 	chip->gpio_chip.ngpio = GEN_74X164_NUMBER_GPIOS * chip->registers;
-	chip->buffer = devm_kzalloc(&spi->dev, chip->gpio_chip.ngpio, GFP_KERNEL);
+	chip->buffer = devm_kzalloc(&spi->dev, chip->registers, GFP_KERNEL);
 	if (!chip->buffer) {
 		ret = -ENOMEM;
 		goto exit_destroy;
diff --git a/drivers/gpio/gpio-mvebu.c b/drivers/gpio/gpio-mvebu.c
index 7a87412..cf7afb9 100644
--- a/drivers/gpio/gpio-mvebu.c
+++ b/drivers/gpio/gpio-mvebu.c
@@ -244,6 +244,8 @@
 	if (ret)
 		return ret;
 
+	mvebu_gpio_set(chip, pin, value);
+
 	spin_lock_irqsave(&mvchip->lock, flags);
 	u = readl_relaxed(mvebu_gpioreg_io_conf(mvchip));
 	u &= ~(1 << pin);
@@ -644,7 +646,7 @@
 	ct->handler = handle_edge_irq;
 	ct->chip.name = mvchip->chip.label;
 
-	irq_setup_generic_chip(gc, IRQ_MSK(ngpios), IRQ_GC_INIT_MASK_CACHE,
+	irq_setup_generic_chip(gc, IRQ_MSK(ngpios), 0,
 			       IRQ_NOREQUEST, IRQ_LEVEL | IRQ_NOPROBE);
 
 	/* Setup irq domain on top of the generic chip. */
diff --git a/drivers/gpio/gpio-omap.c b/drivers/gpio/gpio-omap.c
index 94cbc84..d335af1 100644
--- a/drivers/gpio/gpio-omap.c
+++ b/drivers/gpio/gpio-omap.c
@@ -251,6 +251,40 @@
 	}
 }
 
+/**
+ * _clear_gpio_debounce - clear debounce settings for a gpio
+ * @bank: the gpio bank we're acting upon
+ * @gpio: the gpio number on this @gpio
+ *
+ * If a gpio is using debounce, then clear the debounce enable bit and if
+ * this is the only gpio in this bank using debounce, then clear the debounce
+ * time too. The debounce clock will also be disabled when calling this function
+ * if this is the only gpio in the bank using debounce.
+ */
+static void _clear_gpio_debounce(struct gpio_bank *bank, unsigned gpio)
+{
+	u32 gpio_bit = GPIO_BIT(bank, gpio);
+
+	if (!bank->dbck_flag)
+		return;
+
+	if (!(bank->dbck_enable_mask & gpio_bit))
+		return;
+
+	bank->dbck_enable_mask &= ~gpio_bit;
+	bank->context.debounce_en &= ~gpio_bit;
+	__raw_writel(bank->context.debounce_en,
+		     bank->base + bank->regs->debounce_en);
+
+	if (!bank->dbck_enable_mask) {
+		bank->context.debounce = 0;
+		__raw_writel(bank->context.debounce, bank->base +
+			     bank->regs->debounce);
+		clk_disable(bank->dbck);
+		bank->dbck_enabled = false;
+	}
+}
+
 static inline void set_gpio_trigger(struct gpio_bank *bank, int gpio,
 						unsigned trigger)
 {
@@ -539,6 +573,7 @@
 	_set_gpio_irqenable(bank, gpio, 0);
 	_clear_gpio_irqstatus(bank, gpio);
 	_set_gpio_triggering(bank, GPIO_INDEX(bank, gpio), IRQ_TYPE_NONE);
+	_clear_gpio_debounce(bank, gpio);
 }
 
 /* Use disable_irq_wake() and enable_irq_wake() functions from drivers */
diff --git a/drivers/gpio/gpio-timberdale.c b/drivers/gpio/gpio-timberdale.c
index 031c6ad..1a3e2b9 100644
--- a/drivers/gpio/gpio-timberdale.c
+++ b/drivers/gpio/gpio-timberdale.c
@@ -116,7 +116,7 @@
 	unsigned long flags;
 
 	spin_lock_irqsave(&tgpio->lock, flags);
-	tgpio->last_ier &= ~(1 << offset);
+	tgpio->last_ier &= ~(1UL << offset);
 	iowrite32(tgpio->last_ier, tgpio->membase + TGPIO_IER);
 	spin_unlock_irqrestore(&tgpio->lock, flags);
 }
@@ -128,7 +128,7 @@
 	unsigned long flags;
 
 	spin_lock_irqsave(&tgpio->lock, flags);
-	tgpio->last_ier |= 1 << offset;
+	tgpio->last_ier |= 1UL << offset;
 	iowrite32(tgpio->last_ier, tgpio->membase + TGPIO_IER);
 	spin_unlock_irqrestore(&tgpio->lock, flags);
 }
diff --git a/drivers/gpio/gpiolib.c b/drivers/gpio/gpiolib.c
index 5d6c71e..1c8d9e3 100644
--- a/drivers/gpio/gpiolib.c
+++ b/drivers/gpio/gpiolib.c
@@ -623,9 +623,11 @@
 	 */
 
 	status = gpio_request(gpio, "sysfs");
-	if (status < 0)
+	if (status < 0) {
+		if (status == -EPROBE_DEFER)
+			status = -ENODEV;
 		goto done;
-
+	}
 	status = gpio_export(gpio, true);
 	if (status < 0)
 		gpio_free(gpio);
@@ -1191,8 +1193,10 @@
 
 	spin_lock_irqsave(&gpio_lock, flags);
 
-	if (!gpio_is_valid(gpio))
+	if (!gpio_is_valid(gpio)) {
+		status = -EINVAL;
 		goto done;
+	}
 	desc = &gpio_desc[gpio];
 	chip = desc->chip;
 	if (chip == NULL)
diff --git a/drivers/gpu/drm/drm_fops.c b/drivers/gpu/drm/drm_fops.c
index 7ef1b67..133b413 100644
--- a/drivers/gpu/drm/drm_fops.c
+++ b/drivers/gpu/drm/drm_fops.c
@@ -121,6 +121,8 @@
 	int minor_id = iminor(inode);
 	struct drm_minor *minor;
 	int retcode = 0;
+	int need_setup = 0;
+	struct address_space *old_mapping;
 
 	minor = idr_find(&drm_minors_idr, minor_id);
 	if (!minor)
@@ -132,23 +134,37 @@
 	if (drm_device_is_unplugged(dev))
 		return -ENODEV;
 
-	retcode = drm_open_helper(inode, filp, dev);
-	if (!retcode) {
-		atomic_inc(&dev->counts[_DRM_STAT_OPENS]);
-		if (!dev->open_count++)
-			retcode = drm_setup(dev);
-	}
-	if (!retcode) {
-		mutex_lock(&dev->struct_mutex);
-		if (dev->dev_mapping == NULL)
-			dev->dev_mapping = &inode->i_data;
-		/* ihold ensures nobody can remove inode with our i_data */
-		ihold(container_of(dev->dev_mapping, struct inode, i_data));
-		inode->i_mapping = dev->dev_mapping;
-		filp->f_mapping = dev->dev_mapping;
-		mutex_unlock(&dev->struct_mutex);
-	}
+	if (!dev->open_count++)
+		need_setup = 1;
+	mutex_lock(&dev->struct_mutex);
+	old_mapping = dev->dev_mapping;
+	if (old_mapping == NULL)
+		dev->dev_mapping = &inode->i_data;
+	/* ihold ensures nobody can remove inode with our i_data */
+	ihold(container_of(dev->dev_mapping, struct inode, i_data));
+	inode->i_mapping = dev->dev_mapping;
+	filp->f_mapping = dev->dev_mapping;
+	mutex_unlock(&dev->struct_mutex);
 
+	retcode = drm_open_helper(inode, filp, dev);
+	if (retcode)
+		goto err_undo;
+	atomic_inc(&dev->counts[_DRM_STAT_OPENS]);
+	if (need_setup) {
+		retcode = drm_setup(dev);
+		if (retcode)
+			goto err_undo;
+	}
+	return 0;
+
+err_undo:
+	mutex_lock(&dev->struct_mutex);
+	filp->f_mapping = old_mapping;
+	inode->i_mapping = old_mapping;
+	iput(container_of(dev->dev_mapping, struct inode, i_data));
+	dev->dev_mapping = old_mapping;
+	mutex_unlock(&dev->struct_mutex);
+	dev->open_count--;
 	return retcode;
 }
 EXPORT_SYMBOL(drm_open);
diff --git a/drivers/gpu/drm/exynos/Kconfig b/drivers/gpu/drm/exynos/Kconfig
index 59a26e5..fc345d4 100644
--- a/drivers/gpu/drm/exynos/Kconfig
+++ b/drivers/gpu/drm/exynos/Kconfig
@@ -1,6 +1,6 @@
 config DRM_EXYNOS
 	tristate "DRM Support for Samsung SoC EXYNOS Series"
-	depends on DRM && PLAT_SAMSUNG
+	depends on DRM && (PLAT_SAMSUNG || ARCH_MULTIPLATFORM)
 	select DRM_KMS_HELPER
 	select FB_CFB_FILLRECT
 	select FB_CFB_COPYAREA
diff --git a/drivers/gpu/drm/exynos/exynos_drm_connector.c b/drivers/gpu/drm/exynos/exynos_drm_connector.c
index 18c2718..0f68a28 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_connector.c
+++ b/drivers/gpu/drm/exynos/exynos_drm_connector.c
@@ -374,6 +374,7 @@
 	exynos_connector->encoder_id = encoder->base.id;
 	exynos_connector->manager = manager;
 	exynos_connector->dpms = DRM_MODE_DPMS_OFF;
+	connector->dpms = DRM_MODE_DPMS_OFF;
 	connector->encoder = encoder;
 
 	err = drm_mode_connector_attach_encoder(connector, encoder);
diff --git a/drivers/gpu/drm/exynos/exynos_drm_encoder.c b/drivers/gpu/drm/exynos/exynos_drm_encoder.c
index e51503f..241ad1e 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_encoder.c
+++ b/drivers/gpu/drm/exynos/exynos_drm_encoder.c
@@ -43,12 +43,14 @@
  * @manager: specific encoder has its own manager to control a hardware
  *	appropriately and we can access a hardware drawing on this manager.
  * @dpms: store the encoder dpms value.
+ * @updated: indicate whether overlay data updating is needed or not.
  */
 struct exynos_drm_encoder {
 	struct drm_crtc			*old_crtc;
 	struct drm_encoder		drm_encoder;
 	struct exynos_drm_manager	*manager;
-	int dpms;
+	int				dpms;
+	bool				updated;
 };
 
 static void exynos_drm_connector_power(struct drm_encoder *encoder, int mode)
@@ -85,7 +87,9 @@
 	switch (mode) {
 	case DRM_MODE_DPMS_ON:
 		if (manager_ops && manager_ops->apply)
-			manager_ops->apply(manager->dev);
+			if (!exynos_encoder->updated)
+				manager_ops->apply(manager->dev);
+
 		exynos_drm_connector_power(encoder, mode);
 		exynos_encoder->dpms = mode;
 		break;
@@ -94,6 +98,7 @@
 	case DRM_MODE_DPMS_OFF:
 		exynos_drm_connector_power(encoder, mode);
 		exynos_encoder->dpms = mode;
+		exynos_encoder->updated = false;
 		break;
 	default:
 		DRM_ERROR("unspecified mode %d\n", mode);
@@ -205,13 +210,22 @@
 
 static void exynos_drm_encoder_commit(struct drm_encoder *encoder)
 {
-	struct exynos_drm_manager *manager = exynos_drm_get_manager(encoder);
+	struct exynos_drm_encoder *exynos_encoder = to_exynos_encoder(encoder);
+	struct exynos_drm_manager *manager = exynos_encoder->manager;
 	struct exynos_drm_manager_ops *manager_ops = manager->ops;
 
 	DRM_DEBUG_KMS("%s\n", __FILE__);
 
 	if (manager_ops && manager_ops->commit)
 		manager_ops->commit(manager->dev);
+
+	/*
+	 * this will avoid one issue that overlay data is updated to
+	 * real hardware two times.
+	 * And this variable will be used to check if the data was
+	 * already updated or not by exynos_drm_encoder_dpms function.
+	 */
+	exynos_encoder->updated = true;
 }
 
 static void exynos_drm_encoder_disable(struct drm_encoder *encoder)
@@ -401,19 +415,6 @@
 		manager_ops->dpms(manager->dev, mode);
 
 	/*
-	 * set current mode to new one so that data aren't updated into
-	 * registers by drm_helper_connector_dpms two times.
-	 *
-	 * in case that drm_crtc_helper_set_mode() is called,
-	 * overlay_ops->commit() and manager_ops->commit() callbacks
-	 * can be called two times, first at drm_crtc_helper_set_mode()
-	 * and second at drm_helper_connector_dpms().
-	 * so with this setting, when drm_helper_connector_dpms() is called
-	 * encoder->funcs->dpms() will be ignored.
-	 */
-	exynos_encoder->dpms = mode;
-
-	/*
 	 * if this condition is ok then it means that the crtc is already
 	 * detached from encoder and last function for detaching is properly
 	 * done, so clear pipe from manager to prevent repeated call.
diff --git a/drivers/gpu/drm/exynos/exynos_mixer.c b/drivers/gpu/drm/exynos/exynos_mixer.c
index 614b2e9..e7fbb82 100644
--- a/drivers/gpu/drm/exynos/exynos_mixer.c
+++ b/drivers/gpu/drm/exynos/exynos_mixer.c
@@ -1142,7 +1142,7 @@
 		const struct of_device_id *match;
 		match = of_match_node(of_match_ptr(mixer_match_types),
 							  pdev->dev.of_node);
-		drv = match->data;
+		drv = (struct mixer_drv_data *)match->data;
 	} else {
 		drv = (struct mixer_drv_data *)
 			platform_get_device_id(pdev)->driver_data;
diff --git a/drivers/gpu/drm/i915/i915_dma.c b/drivers/gpu/drm/i915/i915_dma.c
index c9bfd83..61ae104 100644
--- a/drivers/gpu/drm/i915/i915_dma.c
+++ b/drivers/gpu/drm/i915/i915_dma.c
@@ -1505,7 +1505,8 @@
 		goto put_gmch;
 	}
 
-	i915_kick_out_firmware_fb(dev_priv);
+	if (drm_core_check_feature(dev, DRIVER_MODESET))
+		i915_kick_out_firmware_fb(dev_priv);
 
 	pci_set_master(dev->pdev);
 
diff --git a/drivers/gpu/drm/i915/intel_crt.c b/drivers/gpu/drm/i915/intel_crt.c
index f78061a..b726b47 100644
--- a/drivers/gpu/drm/i915/intel_crt.c
+++ b/drivers/gpu/drm/i915/intel_crt.c
@@ -729,7 +729,7 @@
 
 	crt->base.type = INTEL_OUTPUT_ANALOG;
 	crt->base.cloneable = true;
-	if (IS_HASWELL(dev))
+	if (IS_HASWELL(dev) || IS_I830(dev))
 		crt->base.crtc_mask = (1 << 0);
 	else
 		crt->base.crtc_mask = (1 << 0) | (1 << 1) | (1 << 2);
diff --git a/drivers/gpu/drm/i915/intel_overlay.c b/drivers/gpu/drm/i915/intel_overlay.c
index 4956259..d7bc817 100644
--- a/drivers/gpu/drm/i915/intel_overlay.c
+++ b/drivers/gpu/drm/i915/intel_overlay.c
@@ -341,9 +341,17 @@
 	intel_ring_emit(ring, flip_addr);
 	intel_ring_emit(ring, MI_WAIT_FOR_EVENT | MI_WAIT_FOR_OVERLAY_FLIP);
 	/* turn overlay off */
-	intel_ring_emit(ring, MI_OVERLAY_FLIP | MI_OVERLAY_OFF);
-	intel_ring_emit(ring, flip_addr);
-	intel_ring_emit(ring, MI_WAIT_FOR_EVENT | MI_WAIT_FOR_OVERLAY_FLIP);
+	if (IS_I830(dev)) {
+		/* Workaround: Don't disable the overlay fully, since otherwise
+		 * it dies on the next OVERLAY_ON cmd. */
+		intel_ring_emit(ring, MI_NOOP);
+		intel_ring_emit(ring, MI_NOOP);
+		intel_ring_emit(ring, MI_NOOP);
+	} else {
+		intel_ring_emit(ring, MI_OVERLAY_FLIP | MI_OVERLAY_OFF);
+		intel_ring_emit(ring, flip_addr);
+		intel_ring_emit(ring, MI_WAIT_FOR_EVENT | MI_WAIT_FOR_OVERLAY_FLIP);
+	}
 	intel_ring_advance(ring);
 
 	return intel_overlay_do_wait_request(overlay, intel_overlay_off_tail);
diff --git a/drivers/gpu/drm/i915/intel_panel.c b/drivers/gpu/drm/i915/intel_panel.c
index e019b23..e2aacd3 100644
--- a/drivers/gpu/drm/i915/intel_panel.c
+++ b/drivers/gpu/drm/i915/intel_panel.c
@@ -435,7 +435,7 @@
 	props.type = BACKLIGHT_RAW;
 	props.max_brightness = _intel_panel_get_max_backlight(dev);
 	if (props.max_brightness == 0) {
-		DRM_ERROR("Failed to get maximum backlight value\n");
+		DRM_DEBUG_DRIVER("Failed to get maximum backlight value\n");
 		return -ENODEV;
 	}
 	dev_priv->backlight =
diff --git a/drivers/gpu/drm/i915/intel_sdvo.c b/drivers/gpu/drm/i915/intel_sdvo.c
index c01d97d..79d308d 100644
--- a/drivers/gpu/drm/i915/intel_sdvo.c
+++ b/drivers/gpu/drm/i915/intel_sdvo.c
@@ -894,6 +894,45 @@
 }
 #endif
 
+static bool intel_sdvo_write_infoframe(struct intel_sdvo *intel_sdvo,
+				       unsigned if_index, uint8_t tx_rate,
+				       uint8_t *data, unsigned length)
+{
+	uint8_t set_buf_index[2] = { if_index, 0 };
+	uint8_t hbuf_size, tmp[8];
+	int i;
+
+	if (!intel_sdvo_set_value(intel_sdvo,
+				  SDVO_CMD_SET_HBUF_INDEX,
+				  set_buf_index, 2))
+		return false;
+
+	if (!intel_sdvo_get_value(intel_sdvo, SDVO_CMD_GET_HBUF_INFO,
+				  &hbuf_size, 1))
+		return false;
+
+	/* Buffer size is 0 based, hooray! */
+	hbuf_size++;
+
+	DRM_DEBUG_KMS("writing sdvo hbuf: %i, hbuf_size %i, hbuf_size: %i\n",
+		      if_index, length, hbuf_size);
+
+	for (i = 0; i < hbuf_size; i += 8) {
+		memset(tmp, 0, 8);
+		if (i < length)
+			memcpy(tmp, data + i, min_t(unsigned, 8, length - i));
+
+		if (!intel_sdvo_set_value(intel_sdvo,
+					  SDVO_CMD_SET_HBUF_DATA,
+					  tmp, 8))
+			return false;
+	}
+
+	return intel_sdvo_set_value(intel_sdvo,
+				    SDVO_CMD_SET_HBUF_TXRATE,
+				    &tx_rate, 1);
+}
+
 static bool intel_sdvo_set_avi_infoframe(struct intel_sdvo *intel_sdvo)
 {
 	struct dip_infoframe avi_if = {
@@ -901,11 +940,7 @@
 		.ver = DIP_VERSION_AVI,
 		.len = DIP_LEN_AVI,
 	};
-	uint8_t tx_rate = SDVO_HBUF_TX_VSYNC;
-	uint8_t set_buf_index[2] = { 1, 0 };
 	uint8_t sdvo_data[4 + sizeof(avi_if.body.avi)];
-	uint64_t *data = (uint64_t *)sdvo_data;
-	unsigned i;
 
 	intel_dip_infoframe_csum(&avi_if);
 
@@ -915,22 +950,9 @@
 	sdvo_data[3] = avi_if.checksum;
 	memcpy(&sdvo_data[4], &avi_if.body, sizeof(avi_if.body.avi));
 
-	if (!intel_sdvo_set_value(intel_sdvo,
-				  SDVO_CMD_SET_HBUF_INDEX,
-				  set_buf_index, 2))
-		return false;
-
-	for (i = 0; i < sizeof(sdvo_data); i += 8) {
-		if (!intel_sdvo_set_value(intel_sdvo,
-					  SDVO_CMD_SET_HBUF_DATA,
-					  data, 8))
-			return false;
-		data++;
-	}
-
-	return intel_sdvo_set_value(intel_sdvo,
-				    SDVO_CMD_SET_HBUF_TXRATE,
-				    &tx_rate, 1);
+	return intel_sdvo_write_infoframe(intel_sdvo, SDVO_HBUF_INDEX_AVI_IF,
+					  SDVO_HBUF_TX_VSYNC,
+					  sdvo_data, sizeof(sdvo_data));
 }
 
 static bool intel_sdvo_set_tv_format(struct intel_sdvo *intel_sdvo)
diff --git a/drivers/gpu/drm/i915/intel_sdvo_regs.h b/drivers/gpu/drm/i915/intel_sdvo_regs.h
index 9d03014..770bdd6 100644
--- a/drivers/gpu/drm/i915/intel_sdvo_regs.h
+++ b/drivers/gpu/drm/i915/intel_sdvo_regs.h
@@ -708,6 +708,8 @@
 #define SDVO_CMD_SET_AUDIO_STAT		0x91
 #define SDVO_CMD_GET_AUDIO_STAT		0x92
 #define SDVO_CMD_SET_HBUF_INDEX		0x93
+  #define SDVO_HBUF_INDEX_ELD		0
+  #define SDVO_HBUF_INDEX_AVI_IF	1
 #define SDVO_CMD_GET_HBUF_INDEX		0x94
 #define SDVO_CMD_GET_HBUF_INFO		0x95
 #define SDVO_CMD_SET_HBUF_AV_SPLIT	0x96
diff --git a/drivers/gpu/drm/nouveau/core/core/mm.c b/drivers/gpu/drm/nouveau/core/core/mm.c
index 4d62064..a6d3cd6 100644
--- a/drivers/gpu/drm/nouveau/core/core/mm.c
+++ b/drivers/gpu/drm/nouveau/core/core/mm.c
@@ -218,13 +218,16 @@
 	node = kzalloc(sizeof(*node), GFP_KERNEL);
 	if (!node)
 		return -ENOMEM;
-	node->offset = roundup(offset, mm->block_size);
-	node->length = rounddown(offset + length, mm->block_size) - node->offset;
+
+	if (length) {
+		node->offset  = roundup(offset, mm->block_size);
+		node->length  = rounddown(offset + length, mm->block_size);
+		node->length -= node->offset;
+	}
 
 	list_add_tail(&node->nl_entry, &mm->nodes);
 	list_add_tail(&node->fl_entry, &mm->free);
 	mm->heap_nodes++;
-	mm->heap_size += length;
 	return 0;
 }
 
diff --git a/drivers/gpu/drm/nouveau/core/engine/disp/nv50.c b/drivers/gpu/drm/nouveau/core/engine/disp/nv50.c
index 16a9afb..05a909a 100644
--- a/drivers/gpu/drm/nouveau/core/engine/disp/nv50.c
+++ b/drivers/gpu/drm/nouveau/core/engine/disp/nv50.c
@@ -22,6 +22,8 @@
  * Authors: Ben Skeggs
  */
 
+#include <subdev/bar.h>
+
 #include <engine/software.h>
 #include <engine/disp.h>
 
@@ -37,6 +39,7 @@
 static void
 nv50_disp_intr_vblank(struct nv50_disp_priv *priv, int crtc)
 {
+	struct nouveau_bar *bar = nouveau_bar(priv);
 	struct nouveau_disp *disp = &priv->base;
 	struct nouveau_software_chan *chan, *temp;
 	unsigned long flags;
@@ -46,18 +49,19 @@
 		if (chan->vblank.crtc != crtc)
 			continue;
 
-		nv_wr32(priv, 0x001704, chan->vblank.channel);
-		nv_wr32(priv, 0x001710, 0x80000000 | chan->vblank.ctxdma);
-
 		if (nv_device(priv)->chipset == 0x50) {
+			nv_wr32(priv, 0x001704, chan->vblank.channel);
+			nv_wr32(priv, 0x001710, 0x80000000 | chan->vblank.ctxdma);
+			bar->flush(bar);
 			nv_wr32(priv, 0x001570, chan->vblank.offset);
 			nv_wr32(priv, 0x001574, chan->vblank.value);
 		} else {
-			if (nv_device(priv)->chipset >= 0xc0) {
-				nv_wr32(priv, 0x06000c,
-					upper_32_bits(chan->vblank.offset));
-			}
-			nv_wr32(priv, 0x060010, chan->vblank.offset);
+			nv_wr32(priv, 0x001718, 0x80000000 | chan->vblank.channel);
+			bar->flush(bar);
+			nv_wr32(priv, 0x06000c,
+				upper_32_bits(chan->vblank.offset));
+			nv_wr32(priv, 0x060010,
+				lower_32_bits(chan->vblank.offset));
 			nv_wr32(priv, 0x060014, chan->vblank.value);
 		}
 
diff --git a/drivers/gpu/drm/nouveau/core/engine/graph/nv40.c b/drivers/gpu/drm/nouveau/core/engine/graph/nv40.c
index 8d00210..4250012 100644
--- a/drivers/gpu/drm/nouveau/core/engine/graph/nv40.c
+++ b/drivers/gpu/drm/nouveau/core/engine/graph/nv40.c
@@ -156,8 +156,8 @@
 static int
 nv40_graph_context_fini(struct nouveau_object *object, bool suspend)
 {
-	struct nv04_graph_priv *priv = (void *)object->engine;
-	struct nv04_graph_chan *chan = (void *)object;
+	struct nv40_graph_priv *priv = (void *)object->engine;
+	struct nv40_graph_chan *chan = (void *)object;
 	u32 inst = 0x01000000 | nv_gpuobj(chan)->addr >> 4;
 	int ret = 0;
 
diff --git a/drivers/gpu/drm/nouveau/core/engine/mpeg/nv40.c b/drivers/gpu/drm/nouveau/core/engine/mpeg/nv40.c
index 1241857..f7c581a 100644
--- a/drivers/gpu/drm/nouveau/core/engine/mpeg/nv40.c
+++ b/drivers/gpu/drm/nouveau/core/engine/mpeg/nv40.c
@@ -38,7 +38,7 @@
 };
 
 struct nv40_mpeg_chan {
-	struct nouveau_mpeg base;
+	struct nouveau_mpeg_chan base;
 };
 
 /*******************************************************************************
diff --git a/drivers/gpu/drm/nouveau/core/include/core/mm.h b/drivers/gpu/drm/nouveau/core/include/core/mm.h
index 9ee9bf4..975137b 100644
--- a/drivers/gpu/drm/nouveau/core/include/core/mm.h
+++ b/drivers/gpu/drm/nouveau/core/include/core/mm.h
@@ -19,7 +19,6 @@
 
 	u32 block_size;
 	int heap_nodes;
-	u32 heap_size;
 };
 
 int  nouveau_mm_init(struct nouveau_mm *, u32 offset, u32 length, u32 block);
diff --git a/drivers/gpu/drm/nouveau/core/subdev/fb/nv50.c b/drivers/gpu/drm/nouveau/core/subdev/fb/nv50.c
index 27fb1af..5f570806 100644
--- a/drivers/gpu/drm/nouveau/core/subdev/fb/nv50.c
+++ b/drivers/gpu/drm/nouveau/core/subdev/fb/nv50.c
@@ -219,13 +219,11 @@
 			     ((priv->base.ram.size & 0x000000ff) << 32);
 
 	tags = nv_rd32(priv, 0x100320);
-	if (tags) {
-		ret = nouveau_mm_init(&priv->base.tags, 0, tags, 1);
-		if (ret)
-			return ret;
+	ret = nouveau_mm_init(&priv->base.tags, 0, tags, 1);
+	if (ret)
+		return ret;
 
-		nv_debug(priv, "%d compression tags\n", tags);
-	}
+	nv_debug(priv, "%d compression tags\n", tags);
 
 	size = (priv->base.ram.size >> 12) - rsvd_head - rsvd_tail;
 	switch (device->chipset) {
diff --git a/drivers/gpu/drm/nouveau/core/subdev/i2c/base.c b/drivers/gpu/drm/nouveau/core/subdev/i2c/base.c
index 3d2c883..dbfc2abf 100644
--- a/drivers/gpu/drm/nouveau/core/subdev/i2c/base.c
+++ b/drivers/gpu/drm/nouveau/core/subdev/i2c/base.c
@@ -292,7 +292,7 @@
 		case DCB_I2C_NVIO_BIT:
 			port->drive = info.drive & 0x0f;
 			if (device->card_type < NV_D0) {
-				if (info.drive >= ARRAY_SIZE(nv50_i2c_port))
+				if (port->drive >= ARRAY_SIZE(nv50_i2c_port))
 					break;
 				port->drive = nv50_i2c_port[port->drive];
 				port->sense = port->drive;
diff --git a/drivers/gpu/drm/nouveau/core/subdev/vm/nv41.c b/drivers/gpu/drm/nouveau/core/subdev/vm/nv41.c
index 49050d9..9474cfc 100644
--- a/drivers/gpu/drm/nouveau/core/subdev/vm/nv41.c
+++ b/drivers/gpu/drm/nouveau/core/subdev/vm/nv41.c
@@ -67,7 +67,7 @@
 static void
 nv41_vm_flush(struct nouveau_vm *vm)
 {
-	struct nv04_vm_priv *priv = (void *)vm->vmm;
+	struct nv04_vmmgr_priv *priv = (void *)vm->vmm;
 
 	mutex_lock(&nv_subdev(priv)->mutex);
 	nv_wr32(priv, 0x100810, 0x00000022);
diff --git a/drivers/gpu/drm/nouveau/nouveau_connector.c b/drivers/gpu/drm/nouveau/nouveau_connector.c
index 9a6e2cb..d3595b2 100644
--- a/drivers/gpu/drm/nouveau/nouveau_connector.c
+++ b/drivers/gpu/drm/nouveau/nouveau_connector.c
@@ -355,7 +355,7 @@
 	 * valid - it's not (rh#613284)
 	 */
 	if (nv_encoder->dcb->lvdsconf.use_acpi_for_edid) {
-		if (!(nv_connector->edid = nouveau_acpi_edid(dev, connector))) {
+		if ((nv_connector->edid = nouveau_acpi_edid(dev, connector))) {
 			status = connector_status_connected;
 			goto out;
 		}
diff --git a/drivers/gpu/drm/nouveau/nouveau_display.c b/drivers/gpu/drm/nouveau/nouveau_display.c
index d2f8ffe..86124b1 100644
--- a/drivers/gpu/drm/nouveau/nouveau_display.c
+++ b/drivers/gpu/drm/nouveau/nouveau_display.c
@@ -290,6 +290,7 @@
 	struct nouveau_drm *drm = nouveau_drm(dev);
 	struct nouveau_disp *pdisp = nouveau_disp(drm->device);
 	struct nouveau_display *disp;
+	u32 pclass = dev->pdev->class >> 8;
 	int ret, gen;
 
 	disp = drm->display = kzalloc(sizeof(*disp), GFP_KERNEL);
@@ -360,23 +361,27 @@
 	drm_kms_helper_poll_init(dev);
 	drm_kms_helper_poll_disable(dev);
 
-	if (nv_device(drm->device)->card_type < NV_50)
-		ret = nv04_display_create(dev);
-	else
-	if (nv_device(drm->device)->card_type < NV_D0)
-		ret = nv50_display_create(dev);
-	else
-		ret = nvd0_display_create(dev);
-	if (ret)
-		goto disp_create_err;
-
-	if (dev->mode_config.num_crtc) {
-		ret = drm_vblank_init(dev, dev->mode_config.num_crtc);
+	if (nouveau_modeset == 1 ||
+	    (nouveau_modeset < 0 && pclass == PCI_CLASS_DISPLAY_VGA)) {
+		if (nv_device(drm->device)->card_type < NV_50)
+			ret = nv04_display_create(dev);
+		else
+		if (nv_device(drm->device)->card_type < NV_D0)
+			ret = nv50_display_create(dev);
+		else
+			ret = nvd0_display_create(dev);
 		if (ret)
-			goto vblank_err;
+			goto disp_create_err;
+
+		if (dev->mode_config.num_crtc) {
+			ret = drm_vblank_init(dev, dev->mode_config.num_crtc);
+			if (ret)
+				goto vblank_err;
+		}
+
+		nouveau_backlight_init(dev);
 	}
 
-	nouveau_backlight_init(dev);
 	return 0;
 
 vblank_err:
@@ -395,7 +400,8 @@
 	nouveau_backlight_exit(dev);
 	drm_vblank_cleanup(dev);
 
-	disp->dtor(dev);
+	if (disp->dtor)
+		disp->dtor(dev);
 
 	drm_kms_helper_poll_fini(dev);
 	drm_mode_config_cleanup(dev);
diff --git a/drivers/gpu/drm/nouveau/nouveau_drm.c b/drivers/gpu/drm/nouveau/nouveau_drm.c
index ccae8c2..0910125 100644
--- a/drivers/gpu/drm/nouveau/nouveau_drm.c
+++ b/drivers/gpu/drm/nouveau/nouveau_drm.c
@@ -63,8 +63,9 @@
 static int nouveau_noaccel = 0;
 module_param_named(noaccel, nouveau_noaccel, int, 0400);
 
-MODULE_PARM_DESC(modeset, "enable driver");
-static int nouveau_modeset = -1;
+MODULE_PARM_DESC(modeset, "enable driver (default: auto, "
+		          "0 = disabled, 1 = enabled, 2 = headless)");
+int nouveau_modeset = -1;
 module_param_named(modeset, nouveau_modeset, int, 0400);
 
 static struct drm_driver driver;
@@ -363,7 +364,8 @@
 
 	nouveau_pm_fini(dev);
 
-	nouveau_display_fini(dev);
+	if (dev->mode_config.num_crtc)
+		nouveau_display_fini(dev);
 	nouveau_display_destroy(dev);
 
 	nouveau_irq_fini(dev);
@@ -403,13 +405,15 @@
 	    pm_state.event == PM_EVENT_PRETHAW)
 		return 0;
 
-	NV_INFO(drm, "suspending fbcon...\n");
-	nouveau_fbcon_set_suspend(dev, 1);
+	if (dev->mode_config.num_crtc) {
+		NV_INFO(drm, "suspending fbcon...\n");
+		nouveau_fbcon_set_suspend(dev, 1);
 
-	NV_INFO(drm, "suspending display...\n");
-	ret = nouveau_display_suspend(dev);
-	if (ret)
-		return ret;
+		NV_INFO(drm, "suspending display...\n");
+		ret = nouveau_display_suspend(dev);
+		if (ret)
+			return ret;
+	}
 
 	NV_INFO(drm, "evicting buffers...\n");
 	ttm_bo_evict_mm(&drm->ttm.bdev, TTM_PL_VRAM);
@@ -445,8 +449,10 @@
 		nouveau_client_init(&cli->base);
 	}
 
-	NV_INFO(drm, "resuming display...\n");
-	nouveau_display_resume(dev);
+	if (dev->mode_config.num_crtc) {
+		NV_INFO(drm, "resuming display...\n");
+		nouveau_display_resume(dev);
+	}
 	return ret;
 }
 
@@ -486,8 +492,10 @@
 	nouveau_irq_postinstall(dev);
 	nouveau_pm_resume(dev);
 
-	NV_INFO(drm, "resuming display...\n");
-	nouveau_display_resume(dev);
+	if (dev->mode_config.num_crtc) {
+		NV_INFO(drm, "resuming display...\n");
+		nouveau_display_resume(dev);
+	}
 	return 0;
 }
 
@@ -662,9 +670,7 @@
 #ifdef CONFIG_VGA_CONSOLE
 		if (vgacon_text_force())
 			nouveau_modeset = 0;
-		else
 #endif
-			nouveau_modeset = 1;
 	}
 
 	if (!nouveau_modeset)
diff --git a/drivers/gpu/drm/nouveau/nouveau_drm.h b/drivers/gpu/drm/nouveau/nouveau_drm.h
index 8194712..a101699 100644
--- a/drivers/gpu/drm/nouveau/nouveau_drm.h
+++ b/drivers/gpu/drm/nouveau/nouveau_drm.h
@@ -141,4 +141,6 @@
 		nv_info((cli), fmt, ##args);                                   \
 } while (0)
 
+extern int nouveau_modeset;
+
 #endif
diff --git a/drivers/gpu/drm/nouveau/nouveau_irq.c b/drivers/gpu/drm/nouveau/nouveau_irq.c
index 9ca8afd..1d8cb50 100644
--- a/drivers/gpu/drm/nouveau/nouveau_irq.c
+++ b/drivers/gpu/drm/nouveau/nouveau_irq.c
@@ -61,13 +61,15 @@
 
 	nv_subdev(pmc)->intr(nv_subdev(pmc));
 
-	if (device->card_type >= NV_D0) {
-		if (nv_rd32(device, 0x000100) & 0x04000000)
-			nvd0_display_intr(dev);
-	} else
-	if (device->card_type >= NV_50) {
-		if (nv_rd32(device, 0x000100) & 0x04000000)
-			nv50_display_intr(dev);
+	if (dev->mode_config.num_crtc) {
+		if (device->card_type >= NV_D0) {
+			if (nv_rd32(device, 0x000100) & 0x04000000)
+				nvd0_display_intr(dev);
+		} else
+		if (device->card_type >= NV_50) {
+			if (nv_rd32(device, 0x000100) & 0x04000000)
+				nv50_display_intr(dev);
+		}
 	}
 
 	return IRQ_HANDLED;
diff --git a/drivers/gpu/drm/nouveau/nv04_dac.c b/drivers/gpu/drm/nouveau/nv04_dac.c
index 347a3bd..64f7020 100644
--- a/drivers/gpu/drm/nouveau/nv04_dac.c
+++ b/drivers/gpu/drm/nouveau/nv04_dac.c
@@ -220,7 +220,7 @@
 	NVWriteVgaCrtc(dev, 0, NV_CIO_CR_MODE_INDEX, saved_cr_mode);
 
 	if (blue == 0x18) {
-		NV_INFO(drm, "Load detected on head A\n");
+		NV_DEBUG(drm, "Load detected on head A\n");
 		return connector_status_connected;
 	}
 
@@ -338,8 +338,8 @@
 
 	if (nv17_dac_sample_load(encoder) &
 	    NV_PRAMDAC_TEST_CONTROL_SENSEB_ALLHI) {
-		NV_INFO(drm, "Load detected on output %c\n",
-			'@' + ffs(dcb->or));
+		NV_DEBUG(drm, "Load detected on output %c\n",
+			 '@' + ffs(dcb->or));
 		return connector_status_connected;
 	} else {
 		return connector_status_disconnected;
@@ -413,9 +413,9 @@
 
 	helper->dpms(encoder, DRM_MODE_DPMS_ON);
 
-	NV_INFO(drm, "Output %s is running on CRTC %d using output %c\n",
-		drm_get_connector_name(&nouveau_encoder_connector_get(nv_encoder)->base),
-		nv_crtc->index, '@' + ffs(nv_encoder->dcb->or));
+	NV_DEBUG(drm, "Output %s is running on CRTC %d using output %c\n",
+		 drm_get_connector_name(&nouveau_encoder_connector_get(nv_encoder)->base),
+		 nv_crtc->index, '@' + ffs(nv_encoder->dcb->or));
 }
 
 void nv04_dac_update_dacclk(struct drm_encoder *encoder, bool enable)
@@ -461,8 +461,8 @@
 		return;
 	nv_encoder->last_dpms = mode;
 
-	NV_INFO(drm, "Setting dpms mode %d on vga encoder (output %d)\n",
-		     mode, nv_encoder->dcb->index);
+	NV_DEBUG(drm, "Setting dpms mode %d on vga encoder (output %d)\n",
+		 mode, nv_encoder->dcb->index);
 
 	nv04_dac_update_dacclk(encoder, mode == DRM_MODE_DPMS_ON);
 }
diff --git a/drivers/gpu/drm/nouveau/nv04_dfp.c b/drivers/gpu/drm/nouveau/nv04_dfp.c
index da55d76..184cdf8 100644
--- a/drivers/gpu/drm/nouveau/nv04_dfp.c
+++ b/drivers/gpu/drm/nouveau/nv04_dfp.c
@@ -476,9 +476,9 @@
 
 	helper->dpms(encoder, DRM_MODE_DPMS_ON);
 
-	NV_INFO(drm, "Output %s is running on CRTC %d using output %c\n",
-		drm_get_connector_name(&nouveau_encoder_connector_get(nv_encoder)->base),
-		nv_crtc->index, '@' + ffs(nv_encoder->dcb->or));
+	NV_DEBUG(drm, "Output %s is running on CRTC %d using output %c\n",
+		 drm_get_connector_name(&nouveau_encoder_connector_get(nv_encoder)->base),
+		 nv_crtc->index, '@' + ffs(nv_encoder->dcb->or));
 }
 
 static void nv04_dfp_update_backlight(struct drm_encoder *encoder, int mode)
@@ -520,8 +520,8 @@
 		return;
 	nv_encoder->last_dpms = mode;
 
-	NV_INFO(drm, "Setting dpms mode %d on lvds encoder (output %d)\n",
-		     mode, nv_encoder->dcb->index);
+	NV_DEBUG(drm, "Setting dpms mode %d on lvds encoder (output %d)\n",
+		 mode, nv_encoder->dcb->index);
 
 	if (was_powersaving && is_powersaving_dpms(mode))
 		return;
@@ -565,8 +565,8 @@
 		return;
 	nv_encoder->last_dpms = mode;
 
-	NV_INFO(drm, "Setting dpms mode %d on tmds encoder (output %d)\n",
-		     mode, nv_encoder->dcb->index);
+	NV_DEBUG(drm, "Setting dpms mode %d on tmds encoder (output %d)\n",
+		 mode, nv_encoder->dcb->index);
 
 	nv04_dfp_update_backlight(encoder, mode);
 	nv04_dfp_update_fp_control(encoder, mode);
diff --git a/drivers/gpu/drm/nouveau/nv04_tv.c b/drivers/gpu/drm/nouveau/nv04_tv.c
index 099fbed..62e826a 100644
--- a/drivers/gpu/drm/nouveau/nv04_tv.c
+++ b/drivers/gpu/drm/nouveau/nv04_tv.c
@@ -75,8 +75,8 @@
 	struct nv04_mode_state *state = &nv04_display(dev)->mode_reg;
 	uint8_t crtc1A;
 
-	NV_INFO(drm, "Setting dpms mode %d on TV encoder (output %d)\n",
-		mode, nv_encoder->dcb->index);
+	NV_DEBUG(drm, "Setting dpms mode %d on TV encoder (output %d)\n",
+		 mode, nv_encoder->dcb->index);
 
 	state->pllsel &= ~(PLLSEL_TV_CRTC1_MASK | PLLSEL_TV_CRTC2_MASK);
 
@@ -167,9 +167,8 @@
 
 	helper->dpms(encoder, DRM_MODE_DPMS_ON);
 
-	NV_INFO(drm, "Output %s is running on CRTC %d using output %c\n",
-		      drm_get_connector_name(&nouveau_encoder_connector_get(nv_encoder)->base), nv_crtc->index,
-		      '@' + ffs(nv_encoder->dcb->or));
+	NV_DEBUG(drm, "Output %s is running on CRTC %d using output %c\n",
+		 drm_get_connector_name(&nouveau_encoder_connector_get(nv_encoder)->base), nv_crtc->index, '@' + ffs(nv_encoder->dcb->or));
 }
 
 static void nv04_tv_destroy(struct drm_encoder *encoder)
diff --git a/drivers/gpu/drm/radeon/atombios_crtc.c b/drivers/gpu/drm/radeon/atombios_crtc.c
index 2e566e1..3bce029 100644
--- a/drivers/gpu/drm/radeon/atombios_crtc.c
+++ b/drivers/gpu/drm/radeon/atombios_crtc.c
@@ -1696,35 +1696,43 @@
 			return ATOM_PPLL2;
 		DRM_ERROR("unable to allocate a PPLL\n");
 		return ATOM_PPLL_INVALID;
-	} else {
-		if (ASIC_IS_AVIVO(rdev)) {
-			/* in DP mode, the DP ref clock can come from either PPLL
-			 * depending on the asic:
-			 * DCE3: PPLL1 or PPLL2
-			 */
-			if (ENCODER_MODE_IS_DP(atombios_get_encoder_mode(radeon_crtc->encoder))) {
-				/* use the same PPLL for all DP monitors */
-				pll = radeon_get_shared_dp_ppll(crtc);
-				if (pll != ATOM_PPLL_INVALID)
-					return pll;
-			} else {
-				/* use the same PPLL for all monitors with the same clock */
-				pll = radeon_get_shared_nondp_ppll(crtc);
-				if (pll != ATOM_PPLL_INVALID)
-					return pll;
-			}
-			/* all other cases */
-			pll_in_use = radeon_get_pll_use_mask(crtc);
+	} else if (ASIC_IS_AVIVO(rdev)) {
+		/* in DP mode, the DP ref clock can come from either PPLL
+		 * depending on the asic:
+		 * DCE3: PPLL1 or PPLL2
+		 */
+		if (ENCODER_MODE_IS_DP(atombios_get_encoder_mode(radeon_crtc->encoder))) {
+			/* use the same PPLL for all DP monitors */
+			pll = radeon_get_shared_dp_ppll(crtc);
+			if (pll != ATOM_PPLL_INVALID)
+				return pll;
+		} else {
+			/* use the same PPLL for all monitors with the same clock */
+			pll = radeon_get_shared_nondp_ppll(crtc);
+			if (pll != ATOM_PPLL_INVALID)
+				return pll;
+		}
+		/* all other cases */
+		pll_in_use = radeon_get_pll_use_mask(crtc);
+		/* the order shouldn't matter here, but we probably
+		 * need this until we have atomic modeset
+		 */
+		if (rdev->flags & RADEON_IS_IGP) {
 			if (!(pll_in_use & (1 << ATOM_PPLL1)))
 				return ATOM_PPLL1;
 			if (!(pll_in_use & (1 << ATOM_PPLL2)))
 				return ATOM_PPLL2;
-			DRM_ERROR("unable to allocate a PPLL\n");
-			return ATOM_PPLL_INVALID;
 		} else {
-			/* on pre-R5xx asics, the crtc to pll mapping is hardcoded */
-			return radeon_crtc->crtc_id;
+			if (!(pll_in_use & (1 << ATOM_PPLL2)))
+				return ATOM_PPLL2;
+			if (!(pll_in_use & (1 << ATOM_PPLL1)))
+				return ATOM_PPLL1;
 		}
+		DRM_ERROR("unable to allocate a PPLL\n");
+		return ATOM_PPLL_INVALID;
+	} else {
+		/* on pre-R5xx asics, the crtc to pll mapping is hardcoded */
+		return radeon_crtc->crtc_id;
 	}
 }
 
diff --git a/drivers/gpu/drm/radeon/evergreen.c b/drivers/gpu/drm/radeon/evergreen.c
index 14313ad..af31f82 100644
--- a/drivers/gpu/drm/radeon/evergreen.c
+++ b/drivers/gpu/drm/radeon/evergreen.c
@@ -1372,7 +1372,7 @@
 	WREG32(BIF_FB_EN, FB_READ_EN | FB_WRITE_EN);
 
 	for (i = 0; i < rdev->num_crtc; i++) {
-		if (save->crtc_enabled) {
+		if (save->crtc_enabled[i]) {
 			if (ASIC_IS_DCE6(rdev)) {
 				tmp = RREG32(EVERGREEN_CRTC_BLANK_CONTROL + crtc_offsets[i]);
 				tmp |= EVERGREEN_CRTC_BLANK_DATA_EN;
diff --git a/drivers/gpu/drm/radeon/evergreen_cs.c b/drivers/gpu/drm/radeon/evergreen_cs.c
index 30271b64..c042e49 100644
--- a/drivers/gpu/drm/radeon/evergreen_cs.c
+++ b/drivers/gpu/drm/radeon/evergreen_cs.c
@@ -264,7 +264,7 @@
 	/* macro tile width & height */
 	palign = (8 * surf->bankw * track->npipes) * surf->mtilea;
 	halign = (8 * surf->bankh * surf->nbanks) / surf->mtilea;
-	mtileb = (palign / 8) * (halign / 8) * tileb;;
+	mtileb = (palign / 8) * (halign / 8) * tileb;
 	mtile_pr = surf->nbx / palign;
 	mtile_ps = (mtile_pr * surf->nby) / halign;
 	surf->layer_size = mtile_ps * mtileb * slice_pt;
@@ -2725,6 +2725,9 @@
 	/* check config regs */
 	switch (reg) {
 	case GRBM_GFX_INDEX:
+	case CP_STRMOUT_CNTL:
+	case CP_COHER_CNTL:
+	case CP_COHER_SIZE:
 	case VGT_VTX_VECT_EJECT_REG:
 	case VGT_CACHE_INVALIDATION:
 	case VGT_GS_VERTEX_REUSE:
diff --git a/drivers/gpu/drm/radeon/evergreend.h b/drivers/gpu/drm/radeon/evergreend.h
index df542f1..2bc0f6a 100644
--- a/drivers/gpu/drm/radeon/evergreend.h
+++ b/drivers/gpu/drm/radeon/evergreend.h
@@ -91,6 +91,10 @@
 #define		FB_READ_EN					(1 << 0)
 #define		FB_WRITE_EN					(1 << 1)
 
+#define	CP_STRMOUT_CNTL					0x84FC
+
+#define	CP_COHER_CNTL					0x85F0
+#define	CP_COHER_SIZE					0x85F4
 #define	CP_COHER_BASE					0x85F8
 #define	CP_STALLED_STAT1			0x8674
 #define	CP_STALLED_STAT2			0x8678
diff --git a/drivers/gpu/drm/radeon/radeon_atpx_handler.c b/drivers/gpu/drm/radeon/radeon_atpx_handler.c
index 37f6a90..15f5ded 100644
--- a/drivers/gpu/drm/radeon/radeon_atpx_handler.c
+++ b/drivers/gpu/drm/radeon/radeon_atpx_handler.c
@@ -352,9 +352,9 @@
 }
 
 /**
- * radeon_atpx_switchto - switch to the requested GPU
+ * radeon_atpx_power_state - power down/up the requested GPU
  *
- * @id: GPU to switch to
+ * @id: GPU to power down/up
  * @state: requested power state (0 = off, 1 = on)
  *
  * Execute the necessary ATPX function to power down/up the discrete GPU
diff --git a/drivers/gpu/drm/radeon/radeon_connectors.c b/drivers/gpu/drm/radeon/radeon_connectors.c
index 67cfc17..b884c36 100644
--- a/drivers/gpu/drm/radeon/radeon_connectors.c
+++ b/drivers/gpu/drm/radeon/radeon_connectors.c
@@ -941,7 +941,7 @@
 	struct drm_mode_object *obj;
 	int i;
 	enum drm_connector_status ret = connector_status_disconnected;
-	bool dret = false;
+	bool dret = false, broken_edid = false;
 
 	if (!force && radeon_check_hpd_status_unchanged(connector))
 		return connector->status;
@@ -965,6 +965,9 @@
 				ret = connector_status_disconnected;
 				DRM_ERROR("%s: detected RS690 floating bus bug, stopping ddc detect\n", drm_get_connector_name(connector));
 				radeon_connector->ddc_bus = NULL;
+			} else {
+				ret = connector_status_connected;
+				broken_edid = true; /* defer use_digital to later */
 			}
 		} else {
 			radeon_connector->use_digital = !!(radeon_connector->edid->input & DRM_EDID_INPUT_DIGITAL);
@@ -1047,13 +1050,24 @@
 
 			encoder_funcs = encoder->helper_private;
 			if (encoder_funcs->detect) {
-				if (ret != connector_status_connected) {
-					ret = encoder_funcs->detect(encoder, connector);
-					if (ret == connector_status_connected) {
-						radeon_connector->use_digital = false;
+				if (!broken_edid) {
+					if (ret != connector_status_connected) {
+						/* deal with analog monitors without DDC */
+						ret = encoder_funcs->detect(encoder, connector);
+						if (ret == connector_status_connected) {
+							radeon_connector->use_digital = false;
+						}
+						if (ret != connector_status_disconnected)
+							radeon_connector->detected_by_load = true;
 					}
-					if (ret != connector_status_disconnected)
-						radeon_connector->detected_by_load = true;
+				} else {
+					enum drm_connector_status lret;
+					/* assume digital unless load detected otherwise */
+					radeon_connector->use_digital = true;
+					lret = encoder_funcs->detect(encoder, connector);
+					DRM_DEBUG_KMS("load_detect %x returned: %x\n",encoder->encoder_type,lret);
+					if (lret == connector_status_connected)
+						radeon_connector->use_digital = false;
 				}
 				break;
 			}
diff --git a/drivers/gpu/drm/radeon/radeon_legacy_crtc.c b/drivers/gpu/drm/radeon/radeon_legacy_crtc.c
index 5677a42..6857cb4 100644
--- a/drivers/gpu/drm/radeon/radeon_legacy_crtc.c
+++ b/drivers/gpu/drm/radeon/radeon_legacy_crtc.c
@@ -295,6 +295,7 @@
 	struct radeon_crtc *radeon_crtc = to_radeon_crtc(crtc);
 	struct drm_device *dev = crtc->dev;
 	struct radeon_device *rdev = dev->dev_private;
+	uint32_t crtc_ext_cntl = 0;
 	uint32_t mask;
 
 	if (radeon_crtc->crtc_id)
@@ -307,6 +308,16 @@
 			RADEON_CRTC_VSYNC_DIS |
 			RADEON_CRTC_HSYNC_DIS);
 
+	/*
+	 * On all dual CRTC GPUs this bit controls the CRTC of the primary DAC.
+	 * Therefore it is set in the DAC DMPS function.
+	 * This is different for GPU's with a single CRTC but a primary and a
+	 * TV DAC: here it controls the single CRTC no matter where it is
+	 * routed. Therefore we set it here.
+	 */
+	if (rdev->flags & RADEON_SINGLE_CRTC)
+		crtc_ext_cntl = RADEON_CRTC_CRT_ON;
+	
 	switch (mode) {
 	case DRM_MODE_DPMS_ON:
 		radeon_crtc->enabled = true;
@@ -317,7 +328,7 @@
 		else {
 			WREG32_P(RADEON_CRTC_GEN_CNTL, RADEON_CRTC_EN, ~(RADEON_CRTC_EN |
 									 RADEON_CRTC_DISP_REQ_EN_B));
-			WREG32_P(RADEON_CRTC_EXT_CNTL, 0, ~mask);
+			WREG32_P(RADEON_CRTC_EXT_CNTL, crtc_ext_cntl, ~(mask | crtc_ext_cntl));
 		}
 		drm_vblank_post_modeset(dev, radeon_crtc->crtc_id);
 		radeon_crtc_load_lut(crtc);
@@ -331,7 +342,7 @@
 		else {
 			WREG32_P(RADEON_CRTC_GEN_CNTL, RADEON_CRTC_DISP_REQ_EN_B, ~(RADEON_CRTC_EN |
 										    RADEON_CRTC_DISP_REQ_EN_B));
-			WREG32_P(RADEON_CRTC_EXT_CNTL, mask, ~mask);
+			WREG32_P(RADEON_CRTC_EXT_CNTL, mask, ~(mask | crtc_ext_cntl));
 		}
 		radeon_crtc->enabled = false;
 		/* adjust pm to dpms changes AFTER disabling crtcs */
diff --git a/drivers/gpu/drm/radeon/radeon_legacy_encoders.c b/drivers/gpu/drm/radeon/radeon_legacy_encoders.c
index 0063df9..f5ba224 100644
--- a/drivers/gpu/drm/radeon/radeon_legacy_encoders.c
+++ b/drivers/gpu/drm/radeon/radeon_legacy_encoders.c
@@ -537,7 +537,9 @@
 		break;
 	}
 
-	WREG32(RADEON_CRTC_EXT_CNTL, crtc_ext_cntl);
+	/* handled in radeon_crtc_dpms() */
+	if (!(rdev->flags & RADEON_SINGLE_CRTC))
+		WREG32(RADEON_CRTC_EXT_CNTL, crtc_ext_cntl);
 	WREG32(RADEON_DAC_CNTL, dac_cntl);
 	WREG32(RADEON_DAC_MACRO_CNTL, dac_macro_cntl);
 
@@ -662,6 +664,8 @@
 
 	if (ASIC_IS_R300(rdev))
 		tmp |= (0x1b6 << RADEON_DAC_FORCE_DATA_SHIFT);
+	else if (ASIC_IS_RV100(rdev))
+		tmp |= (0x1ac << RADEON_DAC_FORCE_DATA_SHIFT);
 	else
 		tmp |= (0x180 << RADEON_DAC_FORCE_DATA_SHIFT);
 
@@ -671,6 +675,7 @@
 	tmp |= RADEON_DAC_RANGE_CNTL_PS2 | RADEON_DAC_CMP_EN;
 	WREG32(RADEON_DAC_CNTL, tmp);
 
+	tmp = dac_macro_cntl;
 	tmp &= ~(RADEON_DAC_PDWN_R |
 		 RADEON_DAC_PDWN_G |
 		 RADEON_DAC_PDWN_B);
@@ -1092,7 +1097,8 @@
 	} else {
 		if (is_tv)
 			WREG32(RADEON_TV_MASTER_CNTL, tv_master_cntl);
-		else
+		/* handled in radeon_crtc_dpms() */
+		else if (!(rdev->flags & RADEON_SINGLE_CRTC))
 			WREG32(RADEON_CRTC2_GEN_CNTL, crtc2_gen_cntl);
 		WREG32(RADEON_TV_DAC_CNTL, tv_dac_cntl);
 	}
@@ -1416,13 +1422,104 @@
 	return found;
 }
 
+static bool radeon_legacy_ext_dac_detect(struct drm_encoder *encoder,
+					 struct drm_connector *connector)
+{
+	struct drm_device *dev = encoder->dev;
+	struct radeon_device *rdev = dev->dev_private;
+	uint32_t gpio_monid, fp2_gen_cntl, disp_output_cntl, crtc2_gen_cntl;
+	uint32_t disp_lin_trans_grph_a, disp_lin_trans_grph_b, disp_lin_trans_grph_c;
+	uint32_t disp_lin_trans_grph_d, disp_lin_trans_grph_e, disp_lin_trans_grph_f;
+	uint32_t tmp, crtc2_h_total_disp, crtc2_v_total_disp;
+	uint32_t crtc2_h_sync_strt_wid, crtc2_v_sync_strt_wid;
+	bool found = false;
+	int i;
+
+	/* save the regs we need */
+	gpio_monid = RREG32(RADEON_GPIO_MONID);
+	fp2_gen_cntl = RREG32(RADEON_FP2_GEN_CNTL);
+	disp_output_cntl = RREG32(RADEON_DISP_OUTPUT_CNTL);
+	crtc2_gen_cntl = RREG32(RADEON_CRTC2_GEN_CNTL);
+	disp_lin_trans_grph_a = RREG32(RADEON_DISP_LIN_TRANS_GRPH_A);
+	disp_lin_trans_grph_b = RREG32(RADEON_DISP_LIN_TRANS_GRPH_B);
+	disp_lin_trans_grph_c = RREG32(RADEON_DISP_LIN_TRANS_GRPH_C);
+	disp_lin_trans_grph_d = RREG32(RADEON_DISP_LIN_TRANS_GRPH_D);
+	disp_lin_trans_grph_e = RREG32(RADEON_DISP_LIN_TRANS_GRPH_E);
+	disp_lin_trans_grph_f = RREG32(RADEON_DISP_LIN_TRANS_GRPH_F);
+	crtc2_h_total_disp = RREG32(RADEON_CRTC2_H_TOTAL_DISP);
+	crtc2_v_total_disp = RREG32(RADEON_CRTC2_V_TOTAL_DISP);
+	crtc2_h_sync_strt_wid = RREG32(RADEON_CRTC2_H_SYNC_STRT_WID);
+	crtc2_v_sync_strt_wid = RREG32(RADEON_CRTC2_V_SYNC_STRT_WID);
+
+	tmp = RREG32(RADEON_GPIO_MONID);
+	tmp &= ~RADEON_GPIO_A_0;
+	WREG32(RADEON_GPIO_MONID, tmp);
+
+	WREG32(RADEON_FP2_GEN_CNTL, (RADEON_FP2_ON |
+				     RADEON_FP2_PANEL_FORMAT |
+				     R200_FP2_SOURCE_SEL_TRANS_UNIT |
+				     RADEON_FP2_DVO_EN |
+				     R200_FP2_DVO_RATE_SEL_SDR));
+
+	WREG32(RADEON_DISP_OUTPUT_CNTL, (RADEON_DISP_DAC_SOURCE_RMX |
+					 RADEON_DISP_TRANS_MATRIX_GRAPHICS));
+
+	WREG32(RADEON_CRTC2_GEN_CNTL, (RADEON_CRTC2_EN |
+				       RADEON_CRTC2_DISP_REQ_EN_B));
+
+	WREG32(RADEON_DISP_LIN_TRANS_GRPH_A, 0x00000000);
+	WREG32(RADEON_DISP_LIN_TRANS_GRPH_B, 0x000003f0);
+	WREG32(RADEON_DISP_LIN_TRANS_GRPH_C, 0x00000000);
+	WREG32(RADEON_DISP_LIN_TRANS_GRPH_D, 0x000003f0);
+	WREG32(RADEON_DISP_LIN_TRANS_GRPH_E, 0x00000000);
+	WREG32(RADEON_DISP_LIN_TRANS_GRPH_F, 0x000003f0);
+
+	WREG32(RADEON_CRTC2_H_TOTAL_DISP, 0x01000008);
+	WREG32(RADEON_CRTC2_H_SYNC_STRT_WID, 0x00000800);
+	WREG32(RADEON_CRTC2_V_TOTAL_DISP, 0x00080001);
+	WREG32(RADEON_CRTC2_V_SYNC_STRT_WID, 0x00000080);
+
+	for (i = 0; i < 200; i++) {
+		tmp = RREG32(RADEON_GPIO_MONID);
+		if (tmp & RADEON_GPIO_Y_0)
+			found = true;
+
+		if (found)
+			break;
+
+		if (!drm_can_sleep())
+			mdelay(1);
+		else
+			msleep(1);
+	}
+
+	/* restore the regs we used */
+	WREG32(RADEON_DISP_LIN_TRANS_GRPH_A, disp_lin_trans_grph_a);
+	WREG32(RADEON_DISP_LIN_TRANS_GRPH_B, disp_lin_trans_grph_b);
+	WREG32(RADEON_DISP_LIN_TRANS_GRPH_C, disp_lin_trans_grph_c);
+	WREG32(RADEON_DISP_LIN_TRANS_GRPH_D, disp_lin_trans_grph_d);
+	WREG32(RADEON_DISP_LIN_TRANS_GRPH_E, disp_lin_trans_grph_e);
+	WREG32(RADEON_DISP_LIN_TRANS_GRPH_F, disp_lin_trans_grph_f);
+	WREG32(RADEON_CRTC2_H_TOTAL_DISP, crtc2_h_total_disp);
+	WREG32(RADEON_CRTC2_V_TOTAL_DISP, crtc2_v_total_disp);
+	WREG32(RADEON_CRTC2_H_SYNC_STRT_WID, crtc2_h_sync_strt_wid);
+	WREG32(RADEON_CRTC2_V_SYNC_STRT_WID, crtc2_v_sync_strt_wid);
+	WREG32(RADEON_CRTC2_GEN_CNTL, crtc2_gen_cntl);
+	WREG32(RADEON_DISP_OUTPUT_CNTL, disp_output_cntl);
+	WREG32(RADEON_FP2_GEN_CNTL, fp2_gen_cntl);
+	WREG32(RADEON_GPIO_MONID, gpio_monid);
+
+	return found;
+}
+
 static enum drm_connector_status radeon_legacy_tv_dac_detect(struct drm_encoder *encoder,
 							     struct drm_connector *connector)
 {
 	struct drm_device *dev = encoder->dev;
 	struct radeon_device *rdev = dev->dev_private;
-	uint32_t crtc2_gen_cntl, tv_dac_cntl, dac_cntl2, dac_ext_cntl;
-	uint32_t disp_hw_debug, disp_output_cntl, gpiopad_a, pixclks_cntl, tmp;
+	uint32_t crtc2_gen_cntl = 0, tv_dac_cntl, dac_cntl2, dac_ext_cntl;
+	uint32_t gpiopad_a = 0, pixclks_cntl, tmp;
+	uint32_t disp_output_cntl = 0, disp_hw_debug = 0, crtc_ext_cntl = 0;
 	enum drm_connector_status found = connector_status_disconnected;
 	struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
 	struct radeon_encoder_tv_dac *tv_dac = radeon_encoder->enc_priv;
@@ -1459,12 +1556,27 @@
 		return connector_status_disconnected;
 	}
 
+	/* R200 uses an external DAC for secondary DAC */
+	if (rdev->family == CHIP_R200) {
+		if (radeon_legacy_ext_dac_detect(encoder, connector))
+			found = connector_status_connected;
+		return found;
+	}
+
 	/* save the regs we need */
 	pixclks_cntl = RREG32_PLL(RADEON_PIXCLKS_CNTL);
-	gpiopad_a = ASIC_IS_R300(rdev) ? RREG32(RADEON_GPIOPAD_A) : 0;
-	disp_output_cntl = ASIC_IS_R300(rdev) ? RREG32(RADEON_DISP_OUTPUT_CNTL) : 0;
-	disp_hw_debug = ASIC_IS_R300(rdev) ? 0 : RREG32(RADEON_DISP_HW_DEBUG);
-	crtc2_gen_cntl = RREG32(RADEON_CRTC2_GEN_CNTL);
+
+	if (rdev->flags & RADEON_SINGLE_CRTC) {
+		crtc_ext_cntl = RREG32(RADEON_CRTC_EXT_CNTL);
+	} else {
+		if (ASIC_IS_R300(rdev)) {
+			gpiopad_a = RREG32(RADEON_GPIOPAD_A);
+			disp_output_cntl = RREG32(RADEON_DISP_OUTPUT_CNTL);
+		} else {
+			disp_hw_debug = RREG32(RADEON_DISP_HW_DEBUG);
+		}
+		crtc2_gen_cntl = RREG32(RADEON_CRTC2_GEN_CNTL);
+	}
 	tv_dac_cntl = RREG32(RADEON_TV_DAC_CNTL);
 	dac_ext_cntl = RREG32(RADEON_DAC_EXT_CNTL);
 	dac_cntl2 = RREG32(RADEON_DAC_CNTL2);
@@ -1473,22 +1585,24 @@
 			       | RADEON_PIX2CLK_DAC_ALWAYS_ONb);
 	WREG32_PLL(RADEON_PIXCLKS_CNTL, tmp);
 
-	if (ASIC_IS_R300(rdev))
-		WREG32_P(RADEON_GPIOPAD_A, 1, ~1);
-
-	tmp = crtc2_gen_cntl & ~RADEON_CRTC2_PIX_WIDTH_MASK;
-	tmp |= RADEON_CRTC2_CRT2_ON |
-		(2 << RADEON_CRTC2_PIX_WIDTH_SHIFT);
-
-	WREG32(RADEON_CRTC2_GEN_CNTL, tmp);
-
-	if (ASIC_IS_R300(rdev)) {
-		tmp = disp_output_cntl & ~RADEON_DISP_TVDAC_SOURCE_MASK;
-		tmp |= RADEON_DISP_TVDAC_SOURCE_CRTC2;
-		WREG32(RADEON_DISP_OUTPUT_CNTL, tmp);
+	if (rdev->flags & RADEON_SINGLE_CRTC) {
+		tmp = crtc_ext_cntl | RADEON_CRTC_CRT_ON;
+		WREG32(RADEON_CRTC_EXT_CNTL, tmp);
 	} else {
-		tmp = disp_hw_debug & ~RADEON_CRT2_DISP1_SEL;
-		WREG32(RADEON_DISP_HW_DEBUG, tmp);
+		tmp = crtc2_gen_cntl & ~RADEON_CRTC2_PIX_WIDTH_MASK;
+		tmp |= RADEON_CRTC2_CRT2_ON |
+			(2 << RADEON_CRTC2_PIX_WIDTH_SHIFT);
+		WREG32(RADEON_CRTC2_GEN_CNTL, tmp);
+
+		if (ASIC_IS_R300(rdev)) {
+			WREG32_P(RADEON_GPIOPAD_A, 1, ~1);
+			tmp = disp_output_cntl & ~RADEON_DISP_TVDAC_SOURCE_MASK;
+			tmp |= RADEON_DISP_TVDAC_SOURCE_CRTC2;
+			WREG32(RADEON_DISP_OUTPUT_CNTL, tmp);
+		} else {
+			tmp = disp_hw_debug & ~RADEON_CRT2_DISP1_SEL;
+			WREG32(RADEON_DISP_HW_DEBUG, tmp);
+		}
 	}
 
 	tmp = RADEON_TV_DAC_NBLANK |
@@ -1530,14 +1644,19 @@
 	WREG32(RADEON_DAC_CNTL2, dac_cntl2);
 	WREG32(RADEON_DAC_EXT_CNTL, dac_ext_cntl);
 	WREG32(RADEON_TV_DAC_CNTL, tv_dac_cntl);
-	WREG32(RADEON_CRTC2_GEN_CNTL, crtc2_gen_cntl);
 
-	if (ASIC_IS_R300(rdev)) {
-		WREG32(RADEON_DISP_OUTPUT_CNTL, disp_output_cntl);
-		WREG32_P(RADEON_GPIOPAD_A, gpiopad_a, ~1);
+	if (rdev->flags & RADEON_SINGLE_CRTC) {
+		WREG32(RADEON_CRTC_EXT_CNTL, crtc_ext_cntl);
 	} else {
-		WREG32(RADEON_DISP_HW_DEBUG, disp_hw_debug);
+		WREG32(RADEON_CRTC2_GEN_CNTL, crtc2_gen_cntl);
+		if (ASIC_IS_R300(rdev)) {
+			WREG32(RADEON_DISP_OUTPUT_CNTL, disp_output_cntl);
+			WREG32_P(RADEON_GPIOPAD_A, gpiopad_a, ~1);
+		} else {
+			WREG32(RADEON_DISP_HW_DEBUG, disp_hw_debug);
+		}
 	}
+
 	WREG32_PLL(RADEON_PIXCLKS_CNTL, pixclks_cntl);
 
 	return found;
diff --git a/drivers/gpu/drm/radeon/si.c b/drivers/gpu/drm/radeon/si.c
index b0db712..4422d63 100644
--- a/drivers/gpu/drm/radeon/si.c
+++ b/drivers/gpu/drm/radeon/si.c
@@ -2474,6 +2474,7 @@
 	/* check config regs */
 	switch (reg) {
 	case GRBM_GFX_INDEX:
+	case CP_STRMOUT_CNTL:
 	case VGT_VTX_VECT_EJECT_REG:
 	case VGT_CACHE_INVALIDATION:
 	case VGT_ESGS_RING_SIZE:
diff --git a/drivers/gpu/drm/radeon/sid.h b/drivers/gpu/drm/radeon/sid.h
index 7d2a20e..a8871af 100644
--- a/drivers/gpu/drm/radeon/sid.h
+++ b/drivers/gpu/drm/radeon/sid.h
@@ -424,6 +424,7 @@
 #       define RDERR_INT_ENABLE                         (1 << 0)
 #       define GUI_IDLE_INT_ENABLE                      (1 << 19)
 
+#define	CP_STRMOUT_CNTL					0x84FC
 #define	SCRATCH_REG0					0x8500
 #define	SCRATCH_REG1					0x8504
 #define	SCRATCH_REG2					0x8508
diff --git a/drivers/gpu/drm/udl/udl_drv.h b/drivers/gpu/drm/udl/udl_drv.h
index fccd361..87aa5f5 100644
--- a/drivers/gpu/drm/udl/udl_drv.h
+++ b/drivers/gpu/drm/udl/udl_drv.h
@@ -104,7 +104,7 @@
 
 int udl_render_hline(struct drm_device *dev, int bpp, struct urb **urb_ptr,
 		     const char *front, char **urb_buf_ptr,
-		     u32 byte_offset, u32 byte_width,
+		     u32 byte_offset, u32 device_byte_offset, u32 byte_width,
 		     int *ident_ptr, int *sent_ptr);
 
 int udl_dumb_create(struct drm_file *file_priv,
diff --git a/drivers/gpu/drm/udl/udl_fb.c b/drivers/gpu/drm/udl/udl_fb.c
index 69a2b16..d4ab3be 100644
--- a/drivers/gpu/drm/udl/udl_fb.c
+++ b/drivers/gpu/drm/udl/udl_fb.c
@@ -114,9 +114,10 @@
 	list_for_each_entry(cur, &fbdefio->pagelist, lru) {
 
 		if (udl_render_hline(dev, (ufbdev->ufb.base.bits_per_pixel / 8),
-				  &urb, (char *) info->fix.smem_start,
-				  &cmd, cur->index << PAGE_SHIFT,
-				  PAGE_SIZE, &bytes_identical, &bytes_sent))
+				     &urb, (char *) info->fix.smem_start,
+				     &cmd, cur->index << PAGE_SHIFT,
+				     cur->index << PAGE_SHIFT,
+				     PAGE_SIZE, &bytes_identical, &bytes_sent))
 			goto error;
 		bytes_rendered += PAGE_SIZE;
 	}
@@ -187,10 +188,11 @@
 	for (i = y; i < y + height ; i++) {
 		const int line_offset = fb->base.pitches[0] * i;
 		const int byte_offset = line_offset + (x * bpp);
-
+		const int dev_byte_offset = (fb->base.width * bpp * i) + (x * bpp);
 		if (udl_render_hline(dev, bpp, &urb,
 				     (char *) fb->obj->vmapping,
-				     &cmd, byte_offset, width * bpp,
+				     &cmd, byte_offset, dev_byte_offset,
+				     width * bpp,
 				     &bytes_identical, &bytes_sent))
 			goto error;
 	}
diff --git a/drivers/gpu/drm/udl/udl_transfer.c b/drivers/gpu/drm/udl/udl_transfer.c
index dc09552..142fee5 100644
--- a/drivers/gpu/drm/udl/udl_transfer.c
+++ b/drivers/gpu/drm/udl/udl_transfer.c
@@ -213,11 +213,12 @@
  */
 int udl_render_hline(struct drm_device *dev, int bpp, struct urb **urb_ptr,
 		     const char *front, char **urb_buf_ptr,
-		     u32 byte_offset, u32 byte_width,
+		     u32 byte_offset, u32 device_byte_offset,
+		     u32 byte_width,
 		     int *ident_ptr, int *sent_ptr)
 {
 	const u8 *line_start, *line_end, *next_pixel;
-	u32 base16 = 0 + (byte_offset / bpp) * 2;
+	u32 base16 = 0 + (device_byte_offset / bpp) * 2;
 	struct urb *urb = *urb_ptr;
 	u8 *cmd = *urb_buf_ptr;
 	u8 *cmd_end = (u8 *) urb->transfer_buffer + urb->transfer_buffer_length;
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_dmabuf.c b/drivers/gpu/drm/vmwgfx/vmwgfx_dmabuf.c
index 3ce68a2..d1498bf 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_dmabuf.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_dmabuf.c
@@ -306,7 +306,7 @@
 
 	BUG_ON(!atomic_read(&bo->reserved));
 	BUG_ON(old_mem_type != TTM_PL_VRAM &&
-	       old_mem_type != VMW_PL_FLAG_GMR);
+	       old_mem_type != VMW_PL_GMR);
 
 	pl_flags = TTM_PL_FLAG_VRAM | VMW_PL_FLAG_GMR | TTM_PL_FLAG_CACHED;
 	if (pin)
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c b/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c
index ed3c1e7..2dd185e 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c
@@ -1098,6 +1098,11 @@
 	struct drm_device *dev = pci_get_drvdata(pdev);
 	struct vmw_private *dev_priv = vmw_priv(dev);
 
+	mutex_lock(&dev_priv->hw_mutex);
+	vmw_write(dev_priv, SVGA_REG_ID, SVGA_ID_2);
+	(void) vmw_read(dev_priv, SVGA_REG_ID);
+	mutex_unlock(&dev_priv->hw_mutex);
+
 	/**
 	 * Reclaim 3d reference held by fbdev and potentially
 	 * start fifo.
diff --git a/drivers/hid/hid-apple.c b/drivers/hid/hid-apple.c
index 06ebdbb..fd7722a 100644
--- a/drivers/hid/hid-apple.c
+++ b/drivers/hid/hid-apple.c
@@ -522,6 +522,12 @@
 		.driver_data = APPLE_HAS_FN | APPLE_ISO_KEYBOARD },
 	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7_JIS),
 		.driver_data = APPLE_HAS_FN | APPLE_RDESC_JIS },
+	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7A_ANSI),
+		.driver_data = APPLE_HAS_FN },
+	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7A_ISO),
+		.driver_data = APPLE_HAS_FN | APPLE_ISO_KEYBOARD },
+	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7A_JIS),
+		.driver_data = APPLE_HAS_FN | APPLE_RDESC_JIS },
 	{ HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_2009_ANSI),
 		.driver_data = APPLE_NUMLOCK_EMULATION | APPLE_HAS_FN },
 	{ HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_2009_ISO),
diff --git a/drivers/hid/hid-core.c b/drivers/hid/hid-core.c
index bd3971b..f4109fd 100644
--- a/drivers/hid/hid-core.c
+++ b/drivers/hid/hid-core.c
@@ -1532,6 +1532,9 @@
 	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7_ANSI) },
 	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7_ISO) },
 	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7_JIS) },
+	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7A_ANSI) },
+	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7A_ISO) },
+	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7A_JIS) },
 	{ HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_2009_ANSI) },
 	{ HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_2009_ISO) },
 	{ HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_2009_JIS) },
@@ -2139,6 +2142,9 @@
 	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7_ANSI) },
 	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7_ISO) },
 	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7_JIS) },
+	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7A_ANSI) },
+	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7A_ISO) },
+	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7A_JIS) },
 	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_FOUNTAIN_TP_ONLY) },
 	{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER1_TP_ONLY) },
 	{ }
diff --git a/drivers/hid/hid-ids.h b/drivers/hid/hid-ids.h
index 269b509..9d7a428 100644
--- a/drivers/hid/hid-ids.h
+++ b/drivers/hid/hid-ids.h
@@ -118,6 +118,9 @@
 #define USB_DEVICE_ID_APPLE_WELLSPRING5A_ANSI	0x0252
 #define USB_DEVICE_ID_APPLE_WELLSPRING5A_ISO	0x0253
 #define USB_DEVICE_ID_APPLE_WELLSPRING5A_JIS	0x0254
+#define USB_DEVICE_ID_APPLE_WELLSPRING7A_ANSI	0x0259
+#define USB_DEVICE_ID_APPLE_WELLSPRING7A_ISO	0x025a
+#define USB_DEVICE_ID_APPLE_WELLSPRING7A_JIS	0x025b
 #define USB_DEVICE_ID_APPLE_WELLSPRING6A_ANSI	0x0249
 #define USB_DEVICE_ID_APPLE_WELLSPRING6A_ISO	0x024a
 #define USB_DEVICE_ID_APPLE_WELLSPRING6A_JIS	0x024b
diff --git a/drivers/hid/hid-microsoft.c b/drivers/hid/hid-microsoft.c
index 3acdcfc..f676c01 100644
--- a/drivers/hid/hid-microsoft.c
+++ b/drivers/hid/hid-microsoft.c
@@ -28,22 +28,30 @@
 #define MS_RDESC		0x08
 #define MS_NOGET		0x10
 #define MS_DUPLICATE_USAGES	0x20
+#define MS_RDESC_3K		0x40
 
-/*
- * Microsoft Wireless Desktop Receiver (Model 1028) has
- * 'Usage Min/Max' where it ought to have 'Physical Min/Max'
- */
 static __u8 *ms_report_fixup(struct hid_device *hdev, __u8 *rdesc,
 		unsigned int *rsize)
 {
 	unsigned long quirks = (unsigned long)hid_get_drvdata(hdev);
 
+	/*
+	 * Microsoft Wireless Desktop Receiver (Model 1028) has
+	 * 'Usage Min/Max' where it ought to have 'Physical Min/Max'
+	 */
 	if ((quirks & MS_RDESC) && *rsize == 571 && rdesc[557] == 0x19 &&
 			rdesc[559] == 0x29) {
 		hid_info(hdev, "fixing up Microsoft Wireless Receiver Model 1028 report descriptor\n");
 		rdesc[557] = 0x35;
 		rdesc[559] = 0x45;
 	}
+	/* the same as above (s/usage/physical/) */
+	if ((quirks & MS_RDESC_3K) && *rsize == 106 &&
+			!memcmp((char []){ 0x19, 0x00, 0x29, 0xff },
+				&rdesc[94], 4)) {
+		rdesc[94] = 0x35;
+		rdesc[96] = 0x45;
+	}
 	return rdesc;
 }
 
@@ -192,7 +200,7 @@
 	{ HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_PRESENTER_8K_USB),
 		.driver_data = MS_PRESENTER },
 	{ HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_DIGITAL_MEDIA_3K),
-		.driver_data = MS_ERGONOMY },
+		.driver_data = MS_ERGONOMY | MS_RDESC_3K },
 	{ HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_WIRELESS_OPTICAL_DESKTOP_3_0),
 		.driver_data = MS_NOGET },
 	{ HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_COMFORT_MOUSE_4500),
diff --git a/drivers/hid/hid-multitouch.c b/drivers/hid/hid-multitouch.c
index 3eb02b9..7867d69 100644
--- a/drivers/hid/hid-multitouch.c
+++ b/drivers/hid/hid-multitouch.c
@@ -210,8 +210,7 @@
 	},
 	{ .name	= MT_CLS_GENERALTOUCH_PWT_TENFINGERS,
 		.quirks	= MT_QUIRK_NOT_SEEN_MEANS_UP |
-			MT_QUIRK_SLOT_IS_CONTACTNUMBER,
-		.maxcontacts = 10
+			MT_QUIRK_SLOT_IS_CONTACTNUMBER
 	},
 
 	{ .name = MT_CLS_FLATFROG,
@@ -421,11 +420,11 @@
 			 * contact max are global to the report */
 			td->last_field_index = field->index;
 			return -1;
-		}
 		case HID_DG_TOUCH:
 			/* Legacy devices use TIPSWITCH and not TOUCH.
 			 * Let's just ignore this field. */
 			return -1;
+		}
 		/* let hid-input decide for the others */
 		return 0;
 
diff --git a/drivers/hid/hidraw.c b/drivers/hid/hidraw.c
index 17d15bb..7c47fc3 100644
--- a/drivers/hid/hidraw.c
+++ b/drivers/hid/hidraw.c
@@ -42,7 +42,6 @@
 static struct class *hidraw_class;
 static struct hidraw *hidraw_table[HIDRAW_MAX_DEVICES];
 static DEFINE_MUTEX(minors_lock);
-static void drop_ref(struct hidraw *hid, int exists_bit);
 
 static ssize_t hidraw_read(struct file *file, char __user *buffer, size_t count, loff_t *ppos)
 {
@@ -114,7 +113,7 @@
 	__u8 *buf;
 	int ret = 0;
 
-	if (!hidraw_table[minor] || !hidraw_table[minor]->exist) {
+	if (!hidraw_table[minor]) {
 		ret = -ENODEV;
 		goto out;
 	}
@@ -262,7 +261,7 @@
 	}
 
 	mutex_lock(&minors_lock);
-	if (!hidraw_table[minor] || !hidraw_table[minor]->exist) {
+	if (!hidraw_table[minor]) {
 		err = -ENODEV;
 		goto out_unlock;
 	}
@@ -299,12 +298,36 @@
 static int hidraw_release(struct inode * inode, struct file * file)
 {
 	unsigned int minor = iminor(inode);
+	struct hidraw *dev;
 	struct hidraw_list *list = file->private_data;
+	int ret;
+	int i;
 
-	drop_ref(hidraw_table[minor], 0);
+	mutex_lock(&minors_lock);
+	if (!hidraw_table[minor]) {
+		ret = -ENODEV;
+		goto unlock;
+	}
+
 	list_del(&list->node);
+	dev = hidraw_table[minor];
+	if (!--dev->open) {
+		if (list->hidraw->exist) {
+			hid_hw_power(dev->hid, PM_HINT_NORMAL);
+			hid_hw_close(dev->hid);
+		} else {
+			kfree(list->hidraw);
+		}
+	}
+
+	for (i = 0; i < HIDRAW_BUFFER_SIZE; ++i)
+		kfree(list->buffer[i].value);
 	kfree(list);
-	return 0;
+	ret = 0;
+unlock:
+	mutex_unlock(&minors_lock);
+
+	return ret;
 }
 
 static long hidraw_ioctl(struct file *file, unsigned int cmd,
@@ -506,7 +529,21 @@
 void hidraw_disconnect(struct hid_device *hid)
 {
 	struct hidraw *hidraw = hid->hidraw;
-	drop_ref(hidraw, 1);
+
+	mutex_lock(&minors_lock);
+	hidraw->exist = 0;
+
+	device_destroy(hidraw_class, MKDEV(hidraw_major, hidraw->minor));
+
+	hidraw_table[hidraw->minor] = NULL;
+
+	if (hidraw->open) {
+		hid_hw_close(hid);
+		wake_up_interruptible(&hidraw->wait);
+	} else {
+		kfree(hidraw);
+	}
+	mutex_unlock(&minors_lock);
 }
 EXPORT_SYMBOL_GPL(hidraw_disconnect);
 
@@ -555,23 +592,3 @@
 	unregister_chrdev_region(dev_id, HIDRAW_MAX_DEVICES);
 
 }
-
-static void drop_ref(struct hidraw *hidraw, int exists_bit)
-{
-	mutex_lock(&minors_lock);
-	if (exists_bit) {
-		hid_hw_close(hidraw->hid);
-		hidraw->exist = 0;
-		if (hidraw->open)
-			wake_up_interruptible(&hidraw->wait);
-	} else {
-		--hidraw->open;
-	}
-
-	if (!hidraw->open && !hidraw->exist) {
-		device_destroy(hidraw_class, MKDEV(hidraw_major, hidraw->minor));
-		hidraw_table[hidraw->minor] = NULL;
-		kfree(hidraw);
-	}
-	mutex_unlock(&minors_lock);
-}
diff --git a/drivers/hwmon/asb100.c b/drivers/hwmon/asb100.c
index a227be4..520e5bf 100644
--- a/drivers/hwmon/asb100.c
+++ b/drivers/hwmon/asb100.c
@@ -32,7 +32,7 @@
  * ASB100-A supports pwm1, while plain ASB100 does not.  There is no known
  * way for the driver to tell which one is there.
  *
- * Chip	#vin	#fanin	#pwm	#temp	wchipid	vendid	i2c	ISA
+ * Chip		#vin	#fanin	#pwm	#temp	wchipid	vendid	i2c	ISA
  * asb100	7	3	1	4	0x31	0x0694	yes	no
  */
 
diff --git a/drivers/hwmon/fam15h_power.c b/drivers/hwmon/fam15h_power.c
index 68ad7d2..4f41104 100644
--- a/drivers/hwmon/fam15h_power.c
+++ b/drivers/hwmon/fam15h_power.c
@@ -2,7 +2,7 @@
  * fam15h_power.c - AMD Family 15h processor power monitoring
  *
  * Copyright (c) 2011 Advanced Micro Devices, Inc.
- * Author: Andreas Herrmann <andreas.herrmann3@amd.com>
+ * Author: Andreas Herrmann <herrmann.der.user@googlemail.com>
  *
  *
  * This driver is free software; you can redistribute it and/or
@@ -28,7 +28,7 @@
 #include <asm/processor.h>
 
 MODULE_DESCRIPTION("AMD Family 15h CPU processor power monitor");
-MODULE_AUTHOR("Andreas Herrmann <andreas.herrmann3@amd.com>");
+MODULE_AUTHOR("Andreas Herrmann <herrmann.der.user@googlemail.com>");
 MODULE_LICENSE("GPL");
 
 /* D18F3 */
diff --git a/drivers/hwmon/gpio-fan.c b/drivers/hwmon/gpio-fan.c
index 36509ae..1381a2e 100644
--- a/drivers/hwmon/gpio-fan.c
+++ b/drivers/hwmon/gpio-fan.c
@@ -630,7 +630,9 @@
 	.driver	= {
 		.name	= "gpio-fan",
 		.pm	= GPIO_FAN_PM,
+#ifdef CONFIG_OF_GPIO
 		.of_match_table = of_match_ptr(of_gpio_fan_match),
+#endif
 	},
 };
 
diff --git a/drivers/hwmon/w83627ehf.c b/drivers/hwmon/w83627ehf.c
index 1821b74..de3c7e0 100644
--- a/drivers/hwmon/w83627ehf.c
+++ b/drivers/hwmon/w83627ehf.c
@@ -2083,6 +2083,7 @@
 	mutex_init(&data->lock);
 	mutex_init(&data->update_lock);
 	data->name = w83627ehf_device_names[sio_data->kind];
+	data->bank = 0xff;		/* Force initial bank selection */
 	platform_set_drvdata(pdev, data);
 
 	/* 627EHG and 627EHF have 10 voltage inputs; 627DHG and 667HG have 9 */
diff --git a/drivers/hwmon/w83627hf.c b/drivers/hwmon/w83627hf.c
index 5b1a6a6..af15899 100644
--- a/drivers/hwmon/w83627hf.c
+++ b/drivers/hwmon/w83627hf.c
@@ -25,7 +25,7 @@
 /*
  * Supports following chips:
  *
- * Chip	#vin	#fanin	#pwm	#temp	wchipid	vendid	i2c	ISA
+ * Chip		#vin	#fanin	#pwm	#temp	wchipid	vendid	i2c	ISA
  * w83627hf	9	3	2	3	0x20	0x5ca3	no	yes(LPC)
  * w83627thf	7	3	3	3	0x90	0x5ca3	no	yes(LPC)
  * w83637hf	7	3	3	3	0x80	0x5ca3	no	yes(LPC)
diff --git a/drivers/hwmon/w83781d.c b/drivers/hwmon/w83781d.c
index 5a5046d..20f11d3 100644
--- a/drivers/hwmon/w83781d.c
+++ b/drivers/hwmon/w83781d.c
@@ -24,7 +24,7 @@
 /*
  * Supports following chips:
  *
- * Chip	#vin	#fanin	#pwm	#temp	wchipid	vendid	i2c	ISA
+ * Chip		#vin	#fanin	#pwm	#temp	wchipid	vendid	i2c	ISA
  * as99127f	7	3	0	3	0x31	0x12c3	yes	no
  * as99127f rev.2 (type_name = as99127f)	0x31	0x5ca3	yes	no
  * w83781d	7	3	0	3	0x10-1	0x5ca3	yes	yes
diff --git a/drivers/hwmon/w83791d.c b/drivers/hwmon/w83791d.c
index 39ab7bc..ed397c6 100644
--- a/drivers/hwmon/w83791d.c
+++ b/drivers/hwmon/w83791d.c
@@ -22,7 +22,7 @@
 /*
  * Supports following chips:
  *
- * Chip	#vin	#fanin	#pwm	#temp	wchipid	vendid	i2c	ISA
+ * Chip		#vin	#fanin	#pwm	#temp	wchipid	vendid	i2c	ISA
  * w83791d	10	5	5	3	0x71	0x5ca3	yes	no
  *
  * The w83791d chip appears to be part way between the 83781d and the
diff --git a/drivers/hwmon/w83792d.c b/drivers/hwmon/w83792d.c
index 0536452..301942d 100644
--- a/drivers/hwmon/w83792d.c
+++ b/drivers/hwmon/w83792d.c
@@ -31,7 +31,7 @@
 /*
  * Supports following chips:
  *
- * Chip	#vin	#fanin	#pwm	#temp	wchipid	vendid	i2c	ISA
+ * Chip		#vin	#fanin	#pwm	#temp	wchipid	vendid	i2c	ISA
  * w83792d	9	7	7	3	0x7a	0x5ca3	yes	no
  */
 
diff --git a/drivers/hwmon/w83l786ng.c b/drivers/hwmon/w83l786ng.c
index f0e8286..79710bc 100644
--- a/drivers/hwmon/w83l786ng.c
+++ b/drivers/hwmon/w83l786ng.c
@@ -20,7 +20,7 @@
 /*
  * Supports following chips:
  *
- * Chip	#vin	#fanin	#pwm	#temp	wchipid	vendid	i2c	ISA
+ * Chip		#vin	#fanin	#pwm	#temp	wchipid	vendid	i2c	ISA
  * w83l786ng	3	2	2	2	0x7b	0x5ca3	yes	no
  */
 
diff --git a/drivers/i2c/Makefile b/drivers/i2c/Makefile
index beee6b2..1722f50 100644
--- a/drivers/i2c/Makefile
+++ b/drivers/i2c/Makefile
@@ -8,6 +8,7 @@
 obj-$(CONFIG_I2C_CHARDEV)	+= i2c-dev.o
 obj-$(CONFIG_I2C_MUX)		+= i2c-mux.o
 obj-y				+= algos/ busses/ muxes/
+obj-$(CONFIG_I2C_STUB)		+= i2c-stub.o
 
 ccflags-$(CONFIG_I2C_DEBUG_CORE) := -DDEBUG
 CFLAGS_i2c-core.o := -Wno-deprecated-declarations
diff --git a/drivers/i2c/busses/Kconfig b/drivers/i2c/busses/Kconfig
index 65dd599..e9df461 100644
--- a/drivers/i2c/busses/Kconfig
+++ b/drivers/i2c/busses/Kconfig
@@ -81,7 +81,6 @@
 	tristate "Intel 82801 (ICH/PCH)"
 	depends on PCI
 	select CHECK_SIGNATURE if X86 && DMI
-	select GPIOLIB if I2C_MUX
 	help
 	  If you say yes to this option, support will be included for the Intel
 	  801 family of mainboard I2C interfaces.  Specifically, the following
diff --git a/drivers/i2c/busses/Makefile b/drivers/i2c/busses/Makefile
index 2d33d62..395b516 100644
--- a/drivers/i2c/busses/Makefile
+++ b/drivers/i2c/busses/Makefile
@@ -85,7 +85,6 @@
 obj-$(CONFIG_I2C_ELEKTOR)	+= i2c-elektor.o
 obj-$(CONFIG_I2C_PCA_ISA)	+= i2c-pca-isa.o
 obj-$(CONFIG_I2C_SIBYTE)	+= i2c-sibyte.o
-obj-$(CONFIG_I2C_STUB)		+= i2c-stub.o
 obj-$(CONFIG_SCx200_ACB)	+= scx200_acb.o
 obj-$(CONFIG_SCx200_I2C)	+= scx200_i2c.o
 
diff --git a/drivers/i2c/busses/i2c-i801.c b/drivers/i2c/busses/i2c-i801.c
index 3779315..6abc00d 100644
--- a/drivers/i2c/busses/i2c-i801.c
+++ b/drivers/i2c/busses/i2c-i801.c
@@ -82,7 +82,8 @@
 #include <linux/wait.h>
 #include <linux/err.h>
 
-#if defined CONFIG_I2C_MUX || defined CONFIG_I2C_MUX_MODULE
+#if (defined CONFIG_I2C_MUX_GPIO || defined CONFIG_I2C_MUX_GPIO_MODULE) && \
+		defined CONFIG_DMI
 #include <linux/gpio.h>
 #include <linux/i2c-mux-gpio.h>
 #include <linux/platform_device.h>
@@ -192,7 +193,8 @@
 	int len;
 	u8 *data;
 
-#if defined CONFIG_I2C_MUX || defined CONFIG_I2C_MUX_MODULE
+#if (defined CONFIG_I2C_MUX_GPIO || defined CONFIG_I2C_MUX_GPIO_MODULE) && \
+		defined CONFIG_DMI
 	const struct i801_mux_config *mux_drvdata;
 	struct platform_device *mux_pdev;
 #endif
@@ -921,7 +923,8 @@
 static void __devinit i801_probe_optional_slaves(struct i801_priv *priv) {}
 #endif	/* CONFIG_X86 && CONFIG_DMI */
 
-#if defined CONFIG_I2C_MUX || defined CONFIG_I2C_MUX_MODULE
+#if (defined CONFIG_I2C_MUX_GPIO || defined CONFIG_I2C_MUX_GPIO_MODULE) && \
+		defined CONFIG_DMI
 static struct i801_mux_config i801_mux_config_asus_z8_d12 = {
 	.gpio_chip = "gpio_ich",
 	.values = { 0x02, 0x03 },
@@ -1059,7 +1062,7 @@
 
 	id = dmi_first_match(mux_dmi_table);
 	if (id) {
-		/* Remove from branch classes from trunk */
+		/* Remove branch classes from trunk */
 		mux_config = id->driver_data;
 		for (i = 0; i < mux_config->n_values; i++)
 			class &= ~mux_config->classes[i];
diff --git a/drivers/i2c/busses/i2c-mxs.c b/drivers/i2c/busses/i2c-mxs.c
index 1f58197..286ca19 100644
--- a/drivers/i2c/busses/i2c-mxs.c
+++ b/drivers/i2c/busses/i2c-mxs.c
@@ -1,7 +1,7 @@
 /*
  * Freescale MXS I2C bus driver
  *
- * Copyright (C) 2011 Wolfram Sang, Pengutronix e.K.
+ * Copyright (C) 2011-2012 Wolfram Sang, Pengutronix e.K.
  *
  * based on a (non-working) driver which was:
  *
@@ -35,10 +35,6 @@
 
 #define DRIVER_NAME "mxs-i2c"
 
-static bool use_pioqueue;
-module_param(use_pioqueue, bool, 0);
-MODULE_PARM_DESC(use_pioqueue, "Use PIOQUEUE mode for transfer instead of DMA");
-
 #define MXS_I2C_CTRL0		(0x00)
 #define MXS_I2C_CTRL0_SET	(0x04)
 
@@ -75,23 +71,6 @@
 				 MXS_I2C_CTRL1_SLAVE_STOP_IRQ | \
 				 MXS_I2C_CTRL1_SLAVE_IRQ)
 
-#define MXS_I2C_QUEUECTRL	(0x60)
-#define MXS_I2C_QUEUECTRL_SET	(0x64)
-#define MXS_I2C_QUEUECTRL_CLR	(0x68)
-
-#define MXS_I2C_QUEUECTRL_QUEUE_RUN		0x20
-#define MXS_I2C_QUEUECTRL_PIO_QUEUE_MODE	0x04
-
-#define MXS_I2C_QUEUESTAT	(0x70)
-#define MXS_I2C_QUEUESTAT_RD_QUEUE_EMPTY        0x00002000
-#define MXS_I2C_QUEUESTAT_WRITE_QUEUE_CNT_MASK	0x0000001F
-
-#define MXS_I2C_QUEUECMD	(0x80)
-
-#define MXS_I2C_QUEUEDATA	(0x90)
-
-#define MXS_I2C_DATA		(0xa0)
-
 
 #define MXS_CMD_I2C_SELECT	(MXS_I2C_CTRL0_RETAIN_CLOCK |	\
 				 MXS_I2C_CTRL0_PRE_SEND_START |	\
@@ -153,7 +132,6 @@
 	const struct mxs_i2c_speed_config *speed;
 
 	/* DMA support components */
-	bool				dma_mode;
 	int				dma_channel;
 	struct dma_chan         	*dmach;
 	struct mxs_dma_data		dma_data;
@@ -172,99 +150,6 @@
 	writel(i2c->speed->timing2, i2c->regs + MXS_I2C_TIMING2);
 
 	writel(MXS_I2C_IRQ_MASK << 8, i2c->regs + MXS_I2C_CTRL1_SET);
-	if (i2c->dma_mode)
-		writel(MXS_I2C_QUEUECTRL_PIO_QUEUE_MODE,
-			i2c->regs + MXS_I2C_QUEUECTRL_CLR);
-	else
-		writel(MXS_I2C_QUEUECTRL_PIO_QUEUE_MODE,
-			i2c->regs + MXS_I2C_QUEUECTRL_SET);
-}
-
-static void mxs_i2c_pioq_setup_read(struct mxs_i2c_dev *i2c, u8 addr, int len,
-					int flags)
-{
-	u32 data;
-
-	writel(MXS_CMD_I2C_SELECT, i2c->regs + MXS_I2C_QUEUECMD);
-
-	data = (addr << 1) | I2C_SMBUS_READ;
-	writel(data, i2c->regs + MXS_I2C_DATA);
-
-	data = MXS_CMD_I2C_READ | MXS_I2C_CTRL0_XFER_COUNT(len) | flags;
-	writel(data, i2c->regs + MXS_I2C_QUEUECMD);
-}
-
-static void mxs_i2c_pioq_setup_write(struct mxs_i2c_dev *i2c,
-				    u8 addr, u8 *buf, int len, int flags)
-{
-	u32 data;
-	int i, shifts_left;
-
-	data = MXS_CMD_I2C_WRITE | MXS_I2C_CTRL0_XFER_COUNT(len + 1) | flags;
-	writel(data, i2c->regs + MXS_I2C_QUEUECMD);
-
-	/*
-	 * We have to copy the slave address (u8) and buffer (arbitrary number
-	 * of u8) into the data register (u32). To achieve that, the u8 are put
-	 * into the MSBs of 'data' which is then shifted for the next u8. When
-	 * appropriate, 'data' is written to MXS_I2C_DATA. So, the first u32
-	 * looks like this:
-	 *
-	 *  3          2          1          0
-	 * 10987654|32109876|54321098|76543210
-	 * --------+--------+--------+--------
-	 * buffer+2|buffer+1|buffer+0|slave_addr
-	 */
-
-	data = ((addr << 1) | I2C_SMBUS_WRITE) << 24;
-
-	for (i = 0; i < len; i++) {
-		data >>= 8;
-		data |= buf[i] << 24;
-		if ((i & 3) == 2)
-			writel(data, i2c->regs + MXS_I2C_DATA);
-	}
-
-	/* Write out the remaining bytes if any */
-	shifts_left = 24 - (i & 3) * 8;
-	if (shifts_left)
-		writel(data >> shifts_left, i2c->regs + MXS_I2C_DATA);
-}
-
-/*
- * TODO: should be replaceable with a waitqueue and RD_QUEUE_IRQ (setting the
- * rd_threshold to 1). Couldn't get this to work, though.
- */
-static int mxs_i2c_wait_for_data(struct mxs_i2c_dev *i2c)
-{
-	unsigned long timeout = jiffies + msecs_to_jiffies(1000);
-
-	while (readl(i2c->regs + MXS_I2C_QUEUESTAT)
-			& MXS_I2C_QUEUESTAT_RD_QUEUE_EMPTY) {
-			if (time_after(jiffies, timeout))
-				return -ETIMEDOUT;
-			cond_resched();
-	}
-
-	return 0;
-}
-
-static int mxs_i2c_finish_read(struct mxs_i2c_dev *i2c, u8 *buf, int len)
-{
-	u32 uninitialized_var(data);
-	int i;
-
-	for (i = 0; i < len; i++) {
-		if ((i & 3) == 0) {
-			if (mxs_i2c_wait_for_data(i2c))
-				return -ETIMEDOUT;
-			data = readl(i2c->regs + MXS_I2C_QUEUEDATA);
-		}
-		buf[i] = data & 0xff;
-		data >>= 8;
-	}
-
-	return 0;
 }
 
 static void mxs_i2c_dma_finish(struct mxs_i2c_dev *i2c)
@@ -432,39 +317,17 @@
 	init_completion(&i2c->cmd_complete);
 	i2c->cmd_err = 0;
 
-	if (i2c->dma_mode) {
-		ret = mxs_i2c_dma_setup_xfer(adap, msg, flags);
-		if (ret)
-			return ret;
-	} else {
-		if (msg->flags & I2C_M_RD) {
-			mxs_i2c_pioq_setup_read(i2c, msg->addr,
-						msg->len, flags);
-		} else {
-			mxs_i2c_pioq_setup_write(i2c, msg->addr, msg->buf,
-						msg->len, flags);
-		}
-
-		writel(MXS_I2C_QUEUECTRL_QUEUE_RUN,
-			i2c->regs + MXS_I2C_QUEUECTRL_SET);
-	}
+	ret = mxs_i2c_dma_setup_xfer(adap, msg, flags);
+	if (ret)
+		return ret;
 
 	ret = wait_for_completion_timeout(&i2c->cmd_complete,
 						msecs_to_jiffies(1000));
 	if (ret == 0)
 		goto timeout;
 
-	if (!i2c->dma_mode && !i2c->cmd_err && (msg->flags & I2C_M_RD)) {
-		ret = mxs_i2c_finish_read(i2c, msg->buf, msg->len);
-		if (ret)
-			goto timeout;
-	}
-
 	if (i2c->cmd_err == -ENXIO)
 		mxs_i2c_reset(i2c);
-	else
-		writel(MXS_I2C_QUEUECTRL_QUEUE_RUN,
-				i2c->regs + MXS_I2C_QUEUECTRL_CLR);
 
 	dev_dbg(i2c->dev, "Done with err=%d\n", i2c->cmd_err);
 
@@ -472,8 +335,7 @@
 
 timeout:
 	dev_dbg(i2c->dev, "Timeout!\n");
-	if (i2c->dma_mode)
-		mxs_i2c_dma_finish(i2c);
+	mxs_i2c_dma_finish(i2c);
 	mxs_i2c_reset(i2c);
 	return -ETIMEDOUT;
 }
@@ -502,7 +364,6 @@
 {
 	struct mxs_i2c_dev *i2c = dev_id;
 	u32 stat = readl(i2c->regs + MXS_I2C_CTRL1) & MXS_I2C_IRQ_MASK;
-	bool is_last_cmd;
 
 	if (!stat)
 		return IRQ_NONE;
@@ -515,14 +376,6 @@
 		/* MXS_I2C_CTRL1_OVERSIZE_XFER_TERM_IRQ is only for slaves */
 		i2c->cmd_err = -EIO;
 
-	if (!i2c->dma_mode) {
-		is_last_cmd = (readl(i2c->regs + MXS_I2C_QUEUESTAT) &
-			MXS_I2C_QUEUESTAT_WRITE_QUEUE_CNT_MASK) == 0;
-
-		if (is_last_cmd || i2c->cmd_err)
-			complete(&i2c->cmd_complete);
-	}
-
 	writel(stat, i2c->regs + MXS_I2C_CTRL1_CLR);
 
 	return IRQ_HANDLED;
@@ -556,23 +409,14 @@
 	int ret;
 
 	/*
-	 * The MXS I2C DMA mode is prefered and enabled by default.
-	 * The PIO mode is still supported, but should be used only
-	 * for debuging purposes etc.
-	 */
-	i2c->dma_mode = !use_pioqueue;
-	if (!i2c->dma_mode)
-		dev_info(dev, "Using PIOQUEUE mode for I2C transfers!\n");
-
-	/*
 	 * TODO: This is a temporary solution and should be changed
 	 * to use generic DMA binding later when the helpers get in.
 	 */
 	ret = of_property_read_u32(node, "fsl,i2c-dma-channel",
 				   &i2c->dma_channel);
 	if (ret) {
-		dev_warn(dev, "Failed to get DMA channel, using PIOQUEUE!\n");
-		i2c->dma_mode = 0;
+		dev_err(dev, "Failed to get DMA channel!\n");
+		return -ENODEV;
 	}
 
 	ret = of_property_read_u32(node, "clock-frequency", &speed);
@@ -634,15 +478,13 @@
 	}
 
 	/* Setup the DMA */
-	if (i2c->dma_mode) {
-		dma_cap_zero(mask);
-		dma_cap_set(DMA_SLAVE, mask);
-		i2c->dma_data.chan_irq = dmairq;
-		i2c->dmach = dma_request_channel(mask, mxs_i2c_dma_filter, i2c);
-		if (!i2c->dmach) {
-			dev_err(dev, "Failed to request dma\n");
-			return -ENODEV;
-		}
+	dma_cap_zero(mask);
+	dma_cap_set(DMA_SLAVE, mask);
+	i2c->dma_data.chan_irq = dmairq;
+	i2c->dmach = dma_request_channel(mask, mxs_i2c_dma_filter, i2c);
+	if (!i2c->dmach) {
+		dev_err(dev, "Failed to request dma\n");
+		return -ENODEV;
 	}
 
 	platform_set_drvdata(pdev, i2c);
diff --git a/drivers/i2c/busses/i2c-nomadik.c b/drivers/i2c/busses/i2c-nomadik.c
index 698d7ac..02c3115 100644
--- a/drivers/i2c/busses/i2c-nomadik.c
+++ b/drivers/i2c/busses/i2c-nomadik.c
@@ -644,7 +644,11 @@
 
 	pm_runtime_get_sync(&dev->adev->dev);
 
-	clk_enable(dev->clk);
+	status = clk_prepare_enable(dev->clk);
+	if (status) {
+		dev_err(&dev->adev->dev, "can't prepare_enable clock\n");
+		goto out_clk;
+	}
 
 	status = init_hw(dev);
 	if (status)
@@ -671,7 +675,8 @@
 	}
 
 out:
-	clk_disable(dev->clk);
+	clk_disable_unprepare(dev->clk);
+out_clk:
 	pm_runtime_put_sync(&dev->adev->dev);
 
 	dev->busy = false;
diff --git a/drivers/i2c/busses/i2c-tegra.c b/drivers/i2c/busses/i2c-tegra.c
index f981ac4..dcea77b 100644
--- a/drivers/i2c/busses/i2c-tegra.c
+++ b/drivers/i2c/busses/i2c-tegra.c
@@ -742,7 +742,7 @@
 	}
 
 	ret = devm_request_irq(&pdev->dev, i2c_dev->irq,
-			tegra_i2c_isr, 0, pdev->name, i2c_dev);
+			tegra_i2c_isr, 0, dev_name(&pdev->dev), i2c_dev);
 	if (ret) {
 		dev_err(&pdev->dev, "Failed to request irq %i\n", i2c_dev->irq);
 		return ret;
diff --git a/drivers/i2c/busses/i2c-stub.c b/drivers/i2c/i2c-stub.c
similarity index 75%
rename from drivers/i2c/busses/i2c-stub.c
rename to drivers/i2c/i2c-stub.c
index b1b34479..d0a9c59 100644
--- a/drivers/i2c/busses/i2c-stub.c
+++ b/drivers/i2c/i2c-stub.c
@@ -2,7 +2,7 @@
     i2c-stub.c - I2C/SMBus chip emulator
 
     Copyright (c) 2004 Mark M. Hoffman <mhoffman@lightlink.com>
-    Copyright (C) 2007 Jean Delvare <khali@linux-fr.org>
+    Copyright (C) 2007, 2012 Jean Delvare <khali@linux-fr.org>
 
     This program is free software; you can redistribute it and/or modify
     it under the terms of the GNU General Public License as published by
@@ -51,8 +51,8 @@
 static struct stub_chip *stub_chips;
 
 /* Return negative errno on error. */
-static s32 stub_xfer(struct i2c_adapter * adap, u16 addr, unsigned short flags,
-	char read_write, u8 command, int size, union i2c_smbus_data * data)
+static s32 stub_xfer(struct i2c_adapter *adap, u16 addr, unsigned short flags,
+	char read_write, u8 command, int size, union i2c_smbus_data *data)
 {
 	s32 ret;
 	int i, len;
@@ -78,14 +78,14 @@
 	case I2C_SMBUS_BYTE:
 		if (read_write == I2C_SMBUS_WRITE) {
 			chip->pointer = command;
-			dev_dbg(&adap->dev, "smbus byte - addr 0x%02x, "
-					"wrote 0x%02x.\n",
-					addr, command);
+			dev_dbg(&adap->dev,
+				"smbus byte - addr 0x%02x, wrote 0x%02x.\n",
+				addr, command);
 		} else {
 			data->byte = chip->words[chip->pointer++] & 0xff;
-			dev_dbg(&adap->dev, "smbus byte - addr 0x%02x, "
-					"read  0x%02x.\n",
-					addr, data->byte);
+			dev_dbg(&adap->dev,
+				"smbus byte - addr 0x%02x, read  0x%02x.\n",
+				addr, data->byte);
 		}
 
 		ret = 0;
@@ -95,14 +95,14 @@
 		if (read_write == I2C_SMBUS_WRITE) {
 			chip->words[command] &= 0xff00;
 			chip->words[command] |= data->byte;
-			dev_dbg(&adap->dev, "smbus byte data - addr 0x%02x, "
-					"wrote 0x%02x at 0x%02x.\n",
-					addr, data->byte, command);
+			dev_dbg(&adap->dev,
+				"smbus byte data - addr 0x%02x, wrote 0x%02x at 0x%02x.\n",
+				addr, data->byte, command);
 		} else {
 			data->byte = chip->words[command] & 0xff;
-			dev_dbg(&adap->dev, "smbus byte data - addr 0x%02x, "
-					"read  0x%02x at 0x%02x.\n",
-					addr, data->byte, command);
+			dev_dbg(&adap->dev,
+				"smbus byte data - addr 0x%02x, read  0x%02x at 0x%02x.\n",
+				addr, data->byte, command);
 		}
 		chip->pointer = command + 1;
 
@@ -112,14 +112,14 @@
 	case I2C_SMBUS_WORD_DATA:
 		if (read_write == I2C_SMBUS_WRITE) {
 			chip->words[command] = data->word;
-			dev_dbg(&adap->dev, "smbus word data - addr 0x%02x, "
-					"wrote 0x%04x at 0x%02x.\n",
-					addr, data->word, command);
+			dev_dbg(&adap->dev,
+				"smbus word data - addr 0x%02x, wrote 0x%04x at 0x%02x.\n",
+				addr, data->word, command);
 		} else {
 			data->word = chip->words[command];
-			dev_dbg(&adap->dev, "smbus word data - addr 0x%02x, "
-					"read  0x%04x at 0x%02x.\n",
-					addr, data->word, command);
+			dev_dbg(&adap->dev,
+				"smbus word data - addr 0x%02x, read  0x%04x at 0x%02x.\n",
+				addr, data->word, command);
 		}
 
 		ret = 0;
@@ -132,17 +132,17 @@
 				chip->words[command + i] &= 0xff00;
 				chip->words[command + i] |= data->block[1 + i];
 			}
-			dev_dbg(&adap->dev, "i2c block data - addr 0x%02x, "
-					"wrote %d bytes at 0x%02x.\n",
-					addr, len, command);
+			dev_dbg(&adap->dev,
+				"i2c block data - addr 0x%02x, wrote %d bytes at 0x%02x.\n",
+				addr, len, command);
 		} else {
 			for (i = 0; i < len; i++) {
 				data->block[1 + i] =
 					chip->words[command + i] & 0xff;
 			}
-			dev_dbg(&adap->dev, "i2c block data - addr 0x%02x, "
-					"read  %d bytes at 0x%02x.\n",
-					addr, len, command);
+			dev_dbg(&adap->dev,
+				"i2c block data - addr 0x%02x, read  %d bytes at 0x%02x.\n",
+				addr, len, command);
 		}
 
 		ret = 0;
@@ -179,25 +179,24 @@
 	int i, ret;
 
 	if (!chip_addr[0]) {
-		printk(KERN_ERR "i2c-stub: Please specify a chip address\n");
+		pr_err("i2c-stub: Please specify a chip address\n");
 		return -ENODEV;
 	}
 
 	for (i = 0; i < MAX_CHIPS && chip_addr[i]; i++) {
 		if (chip_addr[i] < 0x03 || chip_addr[i] > 0x77) {
-			printk(KERN_ERR "i2c-stub: Invalid chip address "
-			       "0x%02x\n", chip_addr[i]);
+			pr_err("i2c-stub: Invalid chip address 0x%02x\n",
+			       chip_addr[i]);
 			return -EINVAL;
 		}
 
-		printk(KERN_INFO "i2c-stub: Virtual chip at 0x%02x\n",
-		       chip_addr[i]);
+		pr_info("i2c-stub: Virtual chip at 0x%02x\n", chip_addr[i]);
 	}
 
 	/* Allocate memory for all chips at once */
 	stub_chips = kzalloc(i * sizeof(struct stub_chip), GFP_KERNEL);
 	if (!stub_chips) {
-		printk(KERN_ERR "i2c-stub: Out of memory\n");
+		pr_err("i2c-stub: Out of memory\n");
 		return -ENOMEM;
 	}
 
@@ -219,4 +218,3 @@
 
 module_init(i2c_stub_init);
 module_exit(i2c_stub_exit);
-
diff --git a/drivers/infiniband/hw/cxgb4/mem.c b/drivers/infiniband/hw/cxgb4/mem.c
index 57e07c6..afd8179 100644
--- a/drivers/infiniband/hw/cxgb4/mem.c
+++ b/drivers/infiniband/hw/cxgb4/mem.c
@@ -468,7 +468,7 @@
 	ret = alloc_pbl(mhp, npages);
 	if (ret) {
 		kfree(page_list);
-		goto err_pbl;
+		goto err;
 	}
 
 	ret = write_pbl(&mhp->rhp->rdev, page_list, mhp->attr.pbl_addr,
diff --git a/drivers/infiniband/hw/mlx4/alias_GUID.c b/drivers/infiniband/hw/mlx4/alias_GUID.c
index d2fb38d..2f215b9 100644
--- a/drivers/infiniband/hw/mlx4/alias_GUID.c
+++ b/drivers/infiniband/hw/mlx4/alias_GUID.c
@@ -107,7 +107,7 @@
 {
 	if (index >= NUM_ALIAS_GUID_PER_PORT) {
 		pr_err("%s: ERROR: asked for index:%d\n", __func__, index);
-		return  (__force __be64) ((u64) 0xFFFFFFFFFFFFFFFFUL);
+		return (__force __be64) -1;
 	}
 	return *(__be64 *)&dev->sriov.demux[port - 1].guid_cache[index];
 }
diff --git a/drivers/infiniband/hw/mlx4/mad.c b/drivers/infiniband/hw/mlx4/mad.c
index 21a7941..0a903c1 100644
--- a/drivers/infiniband/hw/mlx4/mad.c
+++ b/drivers/infiniband/hw/mlx4/mad.c
@@ -409,38 +409,45 @@
 }
 
 
-static int get_pkey_phys_indices(struct mlx4_ib_dev *ibdev, u8 port, u8 ph_pkey_ix,
-				 u8 *full_pk_ix, u8 *partial_pk_ix,
-				 int *is_full_member)
+static int find_slave_port_pkey_ix(struct mlx4_ib_dev *dev, int slave,
+				   u8 port, u16 pkey, u16 *ix)
 {
-	u16 search_pkey;
-	int fm;
-	int err = 0;
-	u16 pk;
+	int i, ret;
+	u8 unassigned_pkey_ix, pkey_ix, partial_ix = 0xFF;
+	u16 slot_pkey;
 
-	err = ib_get_cached_pkey(&ibdev->ib_dev, port, ph_pkey_ix, &search_pkey);
-	if (err)
-		return err;
+	if (slave == mlx4_master_func_num(dev->dev))
+		return ib_find_cached_pkey(&dev->ib_dev, port, pkey, ix);
 
-	fm = (search_pkey & 0x8000) ? 1 : 0;
-	if (fm) {
-		*full_pk_ix = ph_pkey_ix;
-		search_pkey &= 0x7FFF;
-	} else {
-		*partial_pk_ix = ph_pkey_ix;
-		search_pkey |= 0x8000;
+	unassigned_pkey_ix = dev->dev->phys_caps.pkey_phys_table_len[port] - 1;
+
+	for (i = 0; i < dev->dev->caps.pkey_table_len[port]; i++) {
+		if (dev->pkeys.virt2phys_pkey[slave][port - 1][i] == unassigned_pkey_ix)
+			continue;
+
+		pkey_ix = dev->pkeys.virt2phys_pkey[slave][port - 1][i];
+
+		ret = ib_get_cached_pkey(&dev->ib_dev, port, pkey_ix, &slot_pkey);
+		if (ret)
+			continue;
+		if ((slot_pkey & 0x7FFF) == (pkey & 0x7FFF)) {
+			if (slot_pkey & 0x8000) {
+				*ix = (u16) pkey_ix;
+				return 0;
+			} else {
+				/* take first partial pkey index found */
+				if (partial_ix == 0xFF)
+					partial_ix = pkey_ix;
+			}
+		}
 	}
 
-	if (ib_find_exact_cached_pkey(&ibdev->ib_dev, port, search_pkey, &pk))
-		pk = 0xFFFF;
+	if (partial_ix < 0xFF) {
+		*ix = (u16) partial_ix;
+		return 0;
+	}
 
-	if (fm)
-		*partial_pk_ix = (pk & 0xFF);
-	else
-		*full_pk_ix = (pk & 0xFF);
-
-	*is_full_member = fm;
-	return err;
+	return -EINVAL;
 }
 
 int mlx4_ib_send_to_slave(struct mlx4_ib_dev *dev, int slave, u8 port,
@@ -458,10 +465,8 @@
 	unsigned tun_tx_ix = 0;
 	int dqpn;
 	int ret = 0;
-	int i;
-	int is_full_member = 0;
 	u16 tun_pkey_ix;
-	u8 ph_pkey_ix, full_pk_ix = 0, partial_pk_ix = 0;
+	u16 cached_pkey;
 
 	if (dest_qpt > IB_QPT_GSI)
 		return -EINVAL;
@@ -481,27 +486,17 @@
 	else
 		tun_qp = &tun_ctx->qp[1];
 
-	/* compute pkey index for slave */
-	/* get physical pkey -- virtualized Dom0 pkey to phys*/
+	/* compute P_Key index to put in tunnel header for slave */
 	if (dest_qpt) {
-		ph_pkey_ix =
-			dev->pkeys.virt2phys_pkey[mlx4_master_func_num(dev->dev)][port - 1][wc->pkey_index];
-
-		/* now, translate this to the slave pkey index */
-		ret = get_pkey_phys_indices(dev, port, ph_pkey_ix, &full_pk_ix,
-					    &partial_pk_ix, &is_full_member);
+		u16 pkey_ix;
+		ret = ib_get_cached_pkey(&dev->ib_dev, port, wc->pkey_index, &cached_pkey);
 		if (ret)
 			return -EINVAL;
 
-		for (i = 0; i < dev->dev->caps.pkey_table_len[port]; i++) {
-			if ((dev->pkeys.virt2phys_pkey[slave][port - 1][i] == full_pk_ix) ||
-			    (is_full_member &&
-			     (dev->pkeys.virt2phys_pkey[slave][port - 1][i] == partial_pk_ix)))
-				break;
-		}
-		if (i == dev->dev->caps.pkey_table_len[port])
+		ret = find_slave_port_pkey_ix(dev, slave, port, cached_pkey, &pkey_ix);
+		if (ret)
 			return -EINVAL;
-		tun_pkey_ix = i;
+		tun_pkey_ix = pkey_ix;
 	} else
 		tun_pkey_ix = dev->pkeys.virt2phys_pkey[slave][port - 1][0];
 
diff --git a/drivers/infiniband/hw/mlx4/mcg.c b/drivers/infiniband/hw/mlx4/mcg.c
index 3c3b54c..25b2cdf 100644
--- a/drivers/infiniband/hw/mlx4/mcg.c
+++ b/drivers/infiniband/hw/mlx4/mcg.c
@@ -233,7 +233,8 @@
 
 	ib_query_ah(dev->sm_ah[ctx->port - 1], &ah_attr);
 
-	wc.pkey_index = 0;
+	if (ib_find_cached_pkey(&dev->ib_dev, ctx->port, IB_DEFAULT_PKEY_FULL, &wc.pkey_index))
+		return -EINVAL;
 	wc.sl = 0;
 	wc.dlid_path_bits = 0;
 	wc.port_num = ctx->port;
@@ -1074,10 +1075,6 @@
 	unsigned long end;
 	int count;
 
-	if (ctx->flushing)
-		return;
-
-	ctx->flushing = 1;
 	for (i = 0; i < MAX_VFS; ++i)
 		clean_vf_mcast(ctx, i);
 
@@ -1107,9 +1104,6 @@
 		force_clean_group(group);
 	}
 	mutex_unlock(&ctx->mcg_table_lock);
-
-	if (!destroy_wq)
-		ctx->flushing = 0;
 }
 
 struct clean_work {
@@ -1123,6 +1117,7 @@
 	struct clean_work *cw = container_of(work, struct clean_work, work);
 
 	_mlx4_ib_mcg_port_cleanup(cw->ctx, cw->destroy_wq);
+	cw->ctx->flushing = 0;
 	kfree(cw);
 }
 
@@ -1130,13 +1125,20 @@
 {
 	struct clean_work *work;
 
+	if (ctx->flushing)
+		return;
+
+	ctx->flushing = 1;
+
 	if (destroy_wq) {
 		_mlx4_ib_mcg_port_cleanup(ctx, destroy_wq);
+		ctx->flushing = 0;
 		return;
 	}
 
 	work = kmalloc(sizeof *work, GFP_KERNEL);
 	if (!work) {
+		ctx->flushing = 0;
 		mcg_warn("failed allocating work for cleanup\n");
 		return;
 	}
diff --git a/drivers/input/keyboard/Kconfig b/drivers/input/keyboard/Kconfig
index b4b65af..de08740 100644
--- a/drivers/input/keyboard/Kconfig
+++ b/drivers/input/keyboard/Kconfig
@@ -335,6 +335,7 @@
 config KEYBOARD_LPC32XX
 	tristate "LPC32XX matrix key scanner support"
 	depends on ARCH_LPC32XX && OF
+	select INPUT_MATRIXKMAP
 	help
 	  Say Y here if you want to use NXP LPC32XX SoC key scanner interface,
 	  connected to a key matrix.
diff --git a/drivers/input/keyboard/pxa27x_keypad.c b/drivers/input/keyboard/pxa27x_keypad.c
index 803ff6f..cad9d5d 100644
--- a/drivers/input/keyboard/pxa27x_keypad.c
+++ b/drivers/input/keyboard/pxa27x_keypad.c
@@ -368,6 +368,9 @@
 	unsigned int mask = 0, direct_key_num = 0;
 	unsigned long kpc = 0;
 
+	/* clear pending interrupt bit */
+	keypad_readl(KPC);
+
 	/* enable matrix keys with automatic scan */
 	if (pdata->matrix_key_rows && pdata->matrix_key_cols) {
 		kpc |= KPC_ASACT | KPC_MIE | KPC_ME | KPC_MS_ALL;
diff --git a/drivers/input/misc/xen-kbdfront.c b/drivers/input/misc/xen-kbdfront.c
index 02ca868..6f7d990 100644
--- a/drivers/input/misc/xen-kbdfront.c
+++ b/drivers/input/misc/xen-kbdfront.c
@@ -311,7 +311,6 @@
 	case XenbusStateReconfiguring:
 	case XenbusStateReconfigured:
 	case XenbusStateUnknown:
-	case XenbusStateClosed:
 		break;
 
 	case XenbusStateInitWait:
@@ -350,6 +349,10 @@
 
 		break;
 
+	case XenbusStateClosed:
+		if (dev->state == XenbusStateClosed)
+			break;
+		/* Missed the backend's CLOSING state -- fallthrough */
 	case XenbusStateClosing:
 		xenbus_frontend_closed(dev);
 		break;
diff --git a/drivers/input/mouse/bcm5974.c b/drivers/input/mouse/bcm5974.c
index 3a78f23..2baff1b 100644
--- a/drivers/input/mouse/bcm5974.c
+++ b/drivers/input/mouse/bcm5974.c
@@ -84,6 +84,10 @@
 #define USB_DEVICE_ID_APPLE_WELLSPRING7_ANSI	0x0262
 #define USB_DEVICE_ID_APPLE_WELLSPRING7_ISO	0x0263
 #define USB_DEVICE_ID_APPLE_WELLSPRING7_JIS	0x0264
+/* MacbookPro10,2 (unibody, October 2012) */
+#define USB_DEVICE_ID_APPLE_WELLSPRING7A_ANSI	0x0259
+#define USB_DEVICE_ID_APPLE_WELLSPRING7A_ISO	0x025a
+#define USB_DEVICE_ID_APPLE_WELLSPRING7A_JIS	0x025b
 
 #define BCM5974_DEVICE(prod) {					\
 	.match_flags = (USB_DEVICE_ID_MATCH_DEVICE |		\
@@ -137,6 +141,10 @@
 	BCM5974_DEVICE(USB_DEVICE_ID_APPLE_WELLSPRING7_ANSI),
 	BCM5974_DEVICE(USB_DEVICE_ID_APPLE_WELLSPRING7_ISO),
 	BCM5974_DEVICE(USB_DEVICE_ID_APPLE_WELLSPRING7_JIS),
+	/* MacbookPro10,2 */
+	BCM5974_DEVICE(USB_DEVICE_ID_APPLE_WELLSPRING7A_ANSI),
+	BCM5974_DEVICE(USB_DEVICE_ID_APPLE_WELLSPRING7A_ISO),
+	BCM5974_DEVICE(USB_DEVICE_ID_APPLE_WELLSPRING7A_JIS),
 	/* Terminating entry */
 	{}
 };
@@ -379,6 +387,19 @@
 		{ SN_COORD, -150, 6730 },
 		{ SN_ORIENT, -MAX_FINGER_ORIENTATION, MAX_FINGER_ORIENTATION }
 	},
+	{
+		USB_DEVICE_ID_APPLE_WELLSPRING7A_ANSI,
+		USB_DEVICE_ID_APPLE_WELLSPRING7A_ISO,
+		USB_DEVICE_ID_APPLE_WELLSPRING7A_JIS,
+		HAS_INTEGRATED_BUTTON,
+		0x84, sizeof(struct bt_data),
+		0x81, TYPE2, FINGER_TYPE2, FINGER_TYPE2 + SIZEOF_ALL_FINGERS,
+		{ SN_PRESSURE, 0, 300 },
+		{ SN_WIDTH, 0, 2048 },
+		{ SN_COORD, -4750, 5280 },
+		{ SN_COORD, -150, 6730 },
+		{ SN_ORIENT, -MAX_FINGER_ORIENTATION, MAX_FINGER_ORIENTATION }
+	},
 	{}
 };
 
diff --git a/drivers/input/tablet/wacom_sys.c b/drivers/input/tablet/wacom_sys.c
index 2c1e12b..858ad44 100644
--- a/drivers/input/tablet/wacom_sys.c
+++ b/drivers/input/tablet/wacom_sys.c
@@ -391,7 +391,7 @@
 							features->pktlen = WACOM_PKGLEN_TPC2FG;
 						}
 
-						if (features->type == MTSCREEN || WACOM_24HDT)
+						if (features->type == MTSCREEN || features->type == WACOM_24HDT)
 							features->pktlen = WACOM_PKGLEN_MTOUCH;
 
 						if (features->type == BAMBOO_PT) {
diff --git a/drivers/input/tablet/wacom_wac.c b/drivers/input/tablet/wacom_wac.c
index aa60101..0a67031 100644
--- a/drivers/input/tablet/wacom_wac.c
+++ b/drivers/input/tablet/wacom_wac.c
@@ -1518,6 +1518,9 @@
 
 		input_set_abs_params(input_dev, ABS_Z, -900, 899, 0, 0);
 		input_set_abs_params(input_dev, ABS_THROTTLE, 0, 71, 0, 0);
+
+		__set_bit(INPUT_PROP_DIRECT, input_dev->propbit);
+
 		wacom_setup_cintiq(wacom_wac);
 		break;
 
diff --git a/drivers/input/touchscreen/Kconfig b/drivers/input/touchscreen/Kconfig
index 1ba232c..f7668b2 100644
--- a/drivers/input/touchscreen/Kconfig
+++ b/drivers/input/touchscreen/Kconfig
@@ -239,7 +239,7 @@
 
 config TOUCHSCREEN_EGALAX
 	tristate "EETI eGalax multi-touch panel support"
-	depends on I2C
+	depends on I2C && OF
 	help
 	  Say Y here to enable support for I2C connected EETI
 	  eGalax multi-touch panels.
diff --git a/drivers/input/touchscreen/egalax_ts.c b/drivers/input/touchscreen/egalax_ts.c
index c1e3460..13fa62f 100644
--- a/drivers/input/touchscreen/egalax_ts.c
+++ b/drivers/input/touchscreen/egalax_ts.c
@@ -28,6 +28,7 @@
 #include <linux/slab.h>
 #include <linux/bitops.h>
 #include <linux/input/mt.h>
+#include <linux/of_gpio.h>
 
 /*
  * Mouse Mode: some panel may configure the controller to mouse mode,
@@ -122,9 +123,17 @@
 /* wake up controller by an falling edge of interrupt gpio.  */
 static int egalax_wake_up_device(struct i2c_client *client)
 {
-	int gpio = irq_to_gpio(client->irq);
+	struct device_node *np = client->dev.of_node;
+	int gpio;
 	int ret;
 
+	if (!np)
+		return -ENODEV;
+
+	gpio = of_get_named_gpio(np, "wakeup-gpios", 0);
+	if (!gpio_is_valid(gpio))
+		return -ENODEV;
+
 	ret = gpio_request(gpio, "egalax_irq");
 	if (ret < 0) {
 		dev_err(&client->dev,
@@ -181,7 +190,11 @@
 	ts->input_dev = input_dev;
 
 	/* controller may be in sleep, wake it up. */
-	egalax_wake_up_device(client);
+	error = egalax_wake_up_device(client);
+	if (error) {
+		dev_err(&client->dev, "Failed to wake up the controller\n");
+		goto err_free_dev;
+	}
 
 	ret = egalax_firmware_version(client);
 	if (ret < 0) {
@@ -274,11 +287,17 @@
 
 static SIMPLE_DEV_PM_OPS(egalax_ts_pm_ops, egalax_ts_suspend, egalax_ts_resume);
 
+static struct of_device_id egalax_ts_dt_ids[] = {
+	{ .compatible = "eeti,egalax_ts" },
+	{ /* sentinel */ }
+};
+
 static struct i2c_driver egalax_ts_driver = {
 	.driver = {
 		.name	= "egalax_ts",
 		.owner	= THIS_MODULE,
 		.pm	= &egalax_ts_pm_ops,
+		.of_match_table	= of_match_ptr(egalax_ts_dt_ids),
 	},
 	.id_table	= egalax_ts_id,
 	.probe		= egalax_ts_probe,
diff --git a/drivers/input/touchscreen/tsc40.c b/drivers/input/touchscreen/tsc40.c
index 63209aa..eb96f16 100644
--- a/drivers/input/touchscreen/tsc40.c
+++ b/drivers/input/touchscreen/tsc40.c
@@ -107,7 +107,6 @@
 	__set_bit(BTN_TOUCH, input_dev->keybit);
 	input_set_abs_params(ptsc->dev, ABS_X, 0, 0x3ff, 0, 0);
 	input_set_abs_params(ptsc->dev, ABS_Y, 0, 0x3ff, 0, 0);
-	input_set_abs_params(ptsc->dev, ABS_PRESSURE, 0, 0, 0, 0);
 
 	serio_set_drvdata(serio, ptsc);
 
diff --git a/drivers/isdn/gigaset/bas-gigaset.c b/drivers/isdn/gigaset/bas-gigaset.c
index 5275887..c44950d 100644
--- a/drivers/isdn/gigaset/bas-gigaset.c
+++ b/drivers/isdn/gigaset/bas-gigaset.c
@@ -617,7 +617,13 @@
 	if (rc == 0)
 		/* success, resubmit interrupt read URB */
 		rc = usb_submit_urb(urb, GFP_ATOMIC);
-	if (rc != 0 && rc != -ENODEV) {
+
+	switch (rc) {
+	case 0:		/* success */
+	case -ENODEV:	/* device gone */
+	case -EINVAL:	/* URB already resubmitted, or terminal badness */
+		break;
+	default:	/* failure: try to recover by resetting the device */
 		dev_err(cs->dev, "clear halt failed: %s\n", get_usb_rcmsg(rc));
 		rc = usb_lock_device_for_reset(ucs->udev, ucs->interface);
 		if (rc == 0) {
@@ -2442,7 +2448,9 @@
 }
 
 /* gigaset_suspend
- * This function is called before the USB connection is suspended.
+ * This function is called before the USB connection is suspended
+ * or before the USB device is reset.
+ * In the latter case, message == PMSG_ON.
  */
 static int gigaset_suspend(struct usb_interface *intf, pm_message_t message)
 {
@@ -2498,7 +2506,12 @@
 	del_timer_sync(&ucs->timer_atrdy);
 	del_timer_sync(&ucs->timer_cmd_in);
 	del_timer_sync(&ucs->timer_int_in);
-	cancel_work_sync(&ucs->int_in_wq);
+
+	/* don't try to cancel int_in_wq from within reset as it
+	 * might be the one requesting the reset
+	 */
+	if (message.event != PM_EVENT_ON)
+		cancel_work_sync(&ucs->int_in_wq);
 
 	gig_dbg(DEBUG_SUSPEND, "suspend complete");
 	return 0;
diff --git a/drivers/md/faulty.c b/drivers/md/faulty.c
index 45135f6..5e7dc77 100644
--- a/drivers/md/faulty.c
+++ b/drivers/md/faulty.c
@@ -315,8 +315,11 @@
 	}
 	conf->nfaults = 0;
 
-	rdev_for_each(rdev, mddev)
+	rdev_for_each(rdev, mddev) {
 		conf->rdev = rdev;
+		disk_stack_limits(mddev->gendisk, rdev->bdev,
+				  rdev->data_offset << 9);
+	}
 
 	md_set_array_sectors(mddev, faulty_size(mddev, 0, 0));
 	mddev->private = conf;
diff --git a/drivers/md/raid1.c b/drivers/md/raid1.c
index 8034fbd..636bae0 100644
--- a/drivers/md/raid1.c
+++ b/drivers/md/raid1.c
@@ -2710,7 +2710,7 @@
 		    || disk_idx < 0)
 			continue;
 		if (test_bit(Replacement, &rdev->flags))
-			disk = conf->mirrors + conf->raid_disks + disk_idx;
+			disk = conf->mirrors + mddev->raid_disks + disk_idx;
 		else
 			disk = conf->mirrors + disk_idx;
 
diff --git a/drivers/md/raid10.c b/drivers/md/raid10.c
index 906ccbd..d1295af 100644
--- a/drivers/md/raid10.c
+++ b/drivers/md/raid10.c
@@ -1783,7 +1783,7 @@
 		clear_bit(Unmerged, &rdev->flags);
 	}
 	md_integrity_add_rdev(rdev, mddev);
-	if (blk_queue_discard(bdev_get_queue(rdev->bdev)))
+	if (mddev->queue && blk_queue_discard(bdev_get_queue(rdev->bdev)))
 		queue_flag_set_unlocked(QUEUE_FLAG_DISCARD, mddev->queue);
 
 	print_conf(conf);
@@ -3613,11 +3613,14 @@
 			discard_supported = true;
 	}
 
-	if (discard_supported)
-		queue_flag_set_unlocked(QUEUE_FLAG_DISCARD, mddev->queue);
-	else
-		queue_flag_clear_unlocked(QUEUE_FLAG_DISCARD, mddev->queue);
-
+	if (mddev->queue) {
+		if (discard_supported)
+			queue_flag_set_unlocked(QUEUE_FLAG_DISCARD,
+						mddev->queue);
+		else
+			queue_flag_clear_unlocked(QUEUE_FLAG_DISCARD,
+						  mddev->queue);
+	}
 	/* need to check that every block has at least one working mirror */
 	if (!enough(conf, -1)) {
 		printk(KERN_ERR "md/raid10:%s: not enough operational mirrors.\n",
diff --git a/drivers/mmc/host/dw_mmc-exynos.c b/drivers/mmc/host/dw_mmc-exynos.c
index 660bbc5..4d50da6 100644
--- a/drivers/mmc/host/dw_mmc-exynos.c
+++ b/drivers/mmc/host/dw_mmc-exynos.c
@@ -208,7 +208,7 @@
 	MMC_CAP_CMD23,
 };
 
-static struct dw_mci_drv_data exynos5250_drv_data = {
+static const struct dw_mci_drv_data exynos5250_drv_data = {
 	.caps			= exynos5250_dwmmc_caps,
 	.init			= dw_mci_exynos_priv_init,
 	.setup_clock		= dw_mci_exynos_setup_clock,
@@ -220,14 +220,14 @@
 
 static const struct of_device_id dw_mci_exynos_match[] = {
 	{ .compatible = "samsung,exynos5250-dw-mshc",
-			.data = (void *)&exynos5250_drv_data, },
+			.data = &exynos5250_drv_data, },
 	{},
 };
-MODULE_DEVICE_TABLE(of, dw_mci_pltfm_match);
+MODULE_DEVICE_TABLE(of, dw_mci_exynos_match);
 
 int dw_mci_exynos_probe(struct platform_device *pdev)
 {
-	struct dw_mci_drv_data *drv_data;
+	const struct dw_mci_drv_data *drv_data;
 	const struct of_device_id *match;
 
 	match = of_match_node(dw_mci_exynos_match, pdev->dev.of_node);
diff --git a/drivers/mmc/host/dw_mmc-pltfm.c b/drivers/mmc/host/dw_mmc-pltfm.c
index c960ca7..917936b 100644
--- a/drivers/mmc/host/dw_mmc-pltfm.c
+++ b/drivers/mmc/host/dw_mmc-pltfm.c
@@ -24,7 +24,7 @@
 #include "dw_mmc.h"
 
 int dw_mci_pltfm_register(struct platform_device *pdev,
-				struct dw_mci_drv_data *drv_data)
+				const struct dw_mci_drv_data *drv_data)
 {
 	struct dw_mci *host;
 	struct resource	*regs;
@@ -50,8 +50,8 @@
 	if (!host->regs)
 		return -ENOMEM;
 
-	if (host->drv_data->init) {
-		ret = host->drv_data->init(host);
+	if (drv_data && drv_data->init) {
+		ret = drv_data->init(host);
 		if (ret)
 			return ret;
 	}
diff --git a/drivers/mmc/host/dw_mmc-pltfm.h b/drivers/mmc/host/dw_mmc-pltfm.h
index 301f245..2ac37b8 100644
--- a/drivers/mmc/host/dw_mmc-pltfm.h
+++ b/drivers/mmc/host/dw_mmc-pltfm.h
@@ -13,7 +13,7 @@
 #define _DW_MMC_PLTFM_H_
 
 extern int dw_mci_pltfm_register(struct platform_device *pdev,
-				struct dw_mci_drv_data *drv_data);
+				const struct dw_mci_drv_data *drv_data);
 extern int __devexit dw_mci_pltfm_remove(struct platform_device *pdev);
 extern const struct dev_pm_ops dw_mci_pltfm_pmops;
 
diff --git a/drivers/mmc/host/dw_mmc.c b/drivers/mmc/host/dw_mmc.c
index c2828f3..c0667c8 100644
--- a/drivers/mmc/host/dw_mmc.c
+++ b/drivers/mmc/host/dw_mmc.c
@@ -232,6 +232,7 @@
 {
 	struct mmc_data	*data;
 	struct dw_mci_slot *slot = mmc_priv(mmc);
+	struct dw_mci_drv_data *drv_data = slot->host->drv_data;
 	u32 cmdr;
 	cmd->error = -EINPROGRESS;
 
@@ -261,8 +262,8 @@
 			cmdr |= SDMMC_CMD_DAT_WR;
 	}
 
-	if (slot->host->drv_data->prepare_command)
-		slot->host->drv_data->prepare_command(slot->host, &cmdr);
+	if (drv_data && drv_data->prepare_command)
+		drv_data->prepare_command(slot->host, &cmdr);
 
 	return cmdr;
 }
@@ -434,7 +435,7 @@
 	return 0;
 }
 
-static struct dw_mci_dma_ops dw_mci_idmac_ops = {
+static const struct dw_mci_dma_ops dw_mci_idmac_ops = {
 	.init = dw_mci_idmac_init,
 	.start = dw_mci_idmac_start_dma,
 	.stop = dw_mci_idmac_stop_dma,
@@ -772,6 +773,7 @@
 static void dw_mci_set_ios(struct mmc_host *mmc, struct mmc_ios *ios)
 {
 	struct dw_mci_slot *slot = mmc_priv(mmc);
+	struct dw_mci_drv_data *drv_data = slot->host->drv_data;
 	u32 regs;
 
 	/* set default 1 bit mode */
@@ -807,8 +809,8 @@
 		slot->clock = ios->clock;
 	}
 
-	if (slot->host->drv_data->set_ios)
-		slot->host->drv_data->set_ios(slot->host, ios);
+	if (drv_data && drv_data->set_ios)
+		drv_data->set_ios(slot->host, ios);
 
 	switch (ios->power_mode) {
 	case MMC_POWER_UP:
@@ -1815,6 +1817,7 @@
 {
 	struct mmc_host *mmc;
 	struct dw_mci_slot *slot;
+	struct dw_mci_drv_data *drv_data = host->drv_data;
 	int ctrl_id, ret;
 	u8 bus_width;
 
@@ -1854,8 +1857,8 @@
 	} else {
 		ctrl_id = to_platform_device(host->dev)->id;
 	}
-	if (host->drv_data && host->drv_data->caps)
-		mmc->caps |= host->drv_data->caps[ctrl_id];
+	if (drv_data && drv_data->caps)
+		mmc->caps |= drv_data->caps[ctrl_id];
 
 	if (host->pdata->caps2)
 		mmc->caps2 = host->pdata->caps2;
@@ -1867,10 +1870,10 @@
 	else
 		bus_width = 1;
 
-	if (host->drv_data->setup_bus) {
+	if (drv_data && drv_data->setup_bus) {
 		struct device_node *slot_np;
 		slot_np = dw_mci_of_find_slot_node(host->dev, slot->id);
-		ret = host->drv_data->setup_bus(host, slot_np, bus_width);
+		ret = drv_data->setup_bus(host, slot_np, bus_width);
 		if (ret)
 			goto err_setup_bus;
 	}
@@ -1968,7 +1971,7 @@
 	/* Determine which DMA interface to use */
 #ifdef CONFIG_MMC_DW_IDMAC
 	host->dma_ops = &dw_mci_idmac_ops;
-	dev_info(&host->dev, "Using internal DMA controller.\n");
+	dev_info(host->dev, "Using internal DMA controller.\n");
 #endif
 
 	if (!host->dma_ops)
@@ -2035,6 +2038,7 @@
 	struct dw_mci_board *pdata;
 	struct device *dev = host->dev;
 	struct device_node *np = dev->of_node;
+	struct dw_mci_drv_data *drv_data = host->drv_data;
 	int idx, ret;
 
 	pdata = devm_kzalloc(dev, sizeof(*pdata), GFP_KERNEL);
@@ -2062,8 +2066,8 @@
 
 	of_property_read_u32(np, "card-detect-delay", &pdata->detect_delay_ms);
 
-	if (host->drv_data->parse_dt) {
-		ret = host->drv_data->parse_dt(host);
+	if (drv_data && drv_data->parse_dt) {
+		ret = drv_data->parse_dt(host);
 		if (ret)
 			return ERR_PTR(ret);
 	}
@@ -2080,6 +2084,7 @@
 
 int dw_mci_probe(struct dw_mci *host)
 {
+	struct dw_mci_drv_data *drv_data = host->drv_data;
 	int width, i, ret = 0;
 	u32 fifo_size;
 	int init_slots = 0;
@@ -2127,8 +2132,8 @@
 	else
 		host->bus_hz = clk_get_rate(host->ciu_clk);
 
-	if (host->drv_data->setup_clock) {
-		ret = host->drv_data->setup_clock(host);
+	if (drv_data && drv_data->setup_clock) {
+		ret = drv_data->setup_clock(host);
 		if (ret) {
 			dev_err(host->dev,
 				"implementation specific clock setup failed\n");
@@ -2228,6 +2233,21 @@
 	else
 		host->num_slots = ((mci_readl(host, HCON) >> 1) & 0x1F) + 1;
 
+	/*
+	 * Enable interrupts for command done, data over, data empty, card det,
+	 * receive ready and error such as transmit, receive timeout, crc error
+	 */
+	mci_writel(host, RINTSTS, 0xFFFFFFFF);
+	mci_writel(host, INTMASK, SDMMC_INT_CMD_DONE | SDMMC_INT_DATA_OVER |
+		   SDMMC_INT_TXDR | SDMMC_INT_RXDR |
+		   DW_MCI_ERROR_FLAGS | SDMMC_INT_CD);
+	mci_writel(host, CTRL, SDMMC_CTRL_INT_ENABLE); /* Enable mci interrupt */
+
+	dev_info(host->dev, "DW MMC controller at irq %d, "
+		 "%d bit host data width, "
+		 "%u deep fifo\n",
+		 host->irq, width, fifo_size);
+
 	/* We need at least one slot to succeed */
 	for (i = 0; i < host->num_slots; i++) {
 		ret = dw_mci_init_slot(host, i);
@@ -2257,20 +2277,6 @@
 	else
 		host->data_offset = DATA_240A_OFFSET;
 
-	/*
-	 * Enable interrupts for command done, data over, data empty, card det,
-	 * receive ready and error such as transmit, receive timeout, crc error
-	 */
-	mci_writel(host, RINTSTS, 0xFFFFFFFF);
-	mci_writel(host, INTMASK, SDMMC_INT_CMD_DONE | SDMMC_INT_DATA_OVER |
-		   SDMMC_INT_TXDR | SDMMC_INT_RXDR |
-		   DW_MCI_ERROR_FLAGS | SDMMC_INT_CD);
-	mci_writel(host, CTRL, SDMMC_CTRL_INT_ENABLE); /* Enable mci interrupt */
-
-	dev_info(host->dev, "DW MMC controller at irq %d, "
-		 "%d bit host data width, "
-		 "%u deep fifo\n",
-		 host->irq, width, fifo_size);
 	if (host->quirks & DW_MCI_QUIRK_IDMAC_DTO)
 		dev_info(host->dev, "Internal DMAC interrupt fix enabled.\n");
 
diff --git a/drivers/mmc/host/mxcmmc.c b/drivers/mmc/host/mxcmmc.c
index 565c2e4..6290b7f 100644
--- a/drivers/mmc/host/mxcmmc.c
+++ b/drivers/mmc/host/mxcmmc.c
@@ -1134,4 +1134,4 @@
 MODULE_DESCRIPTION("i.MX Multimedia Card Interface Driver");
 MODULE_AUTHOR("Sascha Hauer, Pengutronix");
 MODULE_LICENSE("GPL");
-MODULE_ALIAS("platform:imx-mmc");
+MODULE_ALIAS("platform:mxc-mmc");
diff --git a/drivers/mmc/host/omap_hsmmc.c b/drivers/mmc/host/omap_hsmmc.c
index 54bfd0c..fedd258 100644
--- a/drivers/mmc/host/omap_hsmmc.c
+++ b/drivers/mmc/host/omap_hsmmc.c
@@ -178,7 +178,8 @@
 
 static int omap_hsmmc_card_detect(struct device *dev, int slot)
 {
-	struct omap_mmc_platform_data *mmc = dev->platform_data;
+	struct omap_hsmmc_host *host = dev_get_drvdata(dev);
+	struct omap_mmc_platform_data *mmc = host->pdata;
 
 	/* NOTE: assumes card detect signal is active-low */
 	return !gpio_get_value_cansleep(mmc->slots[0].switch_pin);
@@ -186,7 +187,8 @@
 
 static int omap_hsmmc_get_wp(struct device *dev, int slot)
 {
-	struct omap_mmc_platform_data *mmc = dev->platform_data;
+	struct omap_hsmmc_host *host = dev_get_drvdata(dev);
+	struct omap_mmc_platform_data *mmc = host->pdata;
 
 	/* NOTE: assumes write protect signal is active-high */
 	return gpio_get_value_cansleep(mmc->slots[0].gpio_wp);
@@ -194,7 +196,8 @@
 
 static int omap_hsmmc_get_cover_state(struct device *dev, int slot)
 {
-	struct omap_mmc_platform_data *mmc = dev->platform_data;
+	struct omap_hsmmc_host *host = dev_get_drvdata(dev);
+	struct omap_mmc_platform_data *mmc = host->pdata;
 
 	/* NOTE: assumes card detect signal is active-low */
 	return !gpio_get_value_cansleep(mmc->slots[0].switch_pin);
@@ -204,7 +207,8 @@
 
 static int omap_hsmmc_suspend_cdirq(struct device *dev, int slot)
 {
-	struct omap_mmc_platform_data *mmc = dev->platform_data;
+	struct omap_hsmmc_host *host = dev_get_drvdata(dev);
+	struct omap_mmc_platform_data *mmc = host->pdata;
 
 	disable_irq(mmc->slots[0].card_detect_irq);
 	return 0;
@@ -212,7 +216,8 @@
 
 static int omap_hsmmc_resume_cdirq(struct device *dev, int slot)
 {
-	struct omap_mmc_platform_data *mmc = dev->platform_data;
+	struct omap_hsmmc_host *host = dev_get_drvdata(dev);
+	struct omap_mmc_platform_data *mmc = host->pdata;
 
 	enable_irq(mmc->slots[0].card_detect_irq);
 	return 0;
@@ -2009,9 +2014,9 @@
 		clk_put(host->dbclk);
 	}
 
-	mmc_free_host(host->mmc);
+	omap_hsmmc_gpio_free(host->pdata);
 	iounmap(host->base);
-	omap_hsmmc_gpio_free(pdev->dev.platform_data);
+	mmc_free_host(host->mmc);
 
 	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
 	if (res)
diff --git a/drivers/mmc/host/sdhci-dove.c b/drivers/mmc/host/sdhci-dove.c
index 90140eb..8fd50a2 100644
--- a/drivers/mmc/host/sdhci-dove.c
+++ b/drivers/mmc/host/sdhci-dove.c
@@ -19,6 +19,7 @@
  * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  */
 
+#include <linux/err.h>
 #include <linux/io.h>
 #include <linux/clk.h>
 #include <linux/err.h>
@@ -84,30 +85,32 @@
 	struct sdhci_dove_priv *priv;
 	int ret;
 
-	ret = sdhci_pltfm_register(pdev, &sdhci_dove_pdata);
-	if (ret)
-		goto sdhci_dove_register_fail;
-
 	priv = devm_kzalloc(&pdev->dev, sizeof(struct sdhci_dove_priv),
 			    GFP_KERNEL);
 	if (!priv) {
 		dev_err(&pdev->dev, "unable to allocate private data");
-		ret = -ENOMEM;
-		goto sdhci_dove_allocate_fail;
+		return -ENOMEM;
 	}
 
+	priv->clk = clk_get(&pdev->dev, NULL);
+	if (!IS_ERR(priv->clk))
+		clk_prepare_enable(priv->clk);
+
+	ret = sdhci_pltfm_register(pdev, &sdhci_dove_pdata);
+	if (ret)
+		goto sdhci_dove_register_fail;
+
 	host = platform_get_drvdata(pdev);
 	pltfm_host = sdhci_priv(host);
 	pltfm_host->priv = priv;
 
-	priv->clk = clk_get(&pdev->dev, NULL);
-	if (!IS_ERR(priv->clk))
-		clk_prepare_enable(priv->clk);
 	return 0;
 
-sdhci_dove_allocate_fail:
-	sdhci_pltfm_unregister(pdev);
 sdhci_dove_register_fail:
+	if (!IS_ERR(priv->clk)) {
+		clk_disable_unprepare(priv->clk);
+		clk_put(priv->clk);
+	}
 	return ret;
 }
 
@@ -117,14 +120,13 @@
 	struct sdhci_pltfm_host *pltfm_host = sdhci_priv(host);
 	struct sdhci_dove_priv *priv = pltfm_host->priv;
 
-	if (priv->clk) {
-		if (!IS_ERR(priv->clk)) {
-			clk_disable_unprepare(priv->clk);
-			clk_put(priv->clk);
-		}
-		devm_kfree(&pdev->dev, priv->clk);
+	sdhci_pltfm_unregister(pdev);
+
+	if (!IS_ERR(priv->clk)) {
+		clk_disable_unprepare(priv->clk);
+		clk_put(priv->clk);
 	}
-	return sdhci_pltfm_unregister(pdev);
+	return 0;
 }
 
 static const struct of_device_id sdhci_dove_of_match_table[] __devinitdata = {
diff --git a/drivers/mmc/host/sdhci-of-esdhc.c b/drivers/mmc/host/sdhci-of-esdhc.c
index ae5fcbf..63d219f 100644
--- a/drivers/mmc/host/sdhci-of-esdhc.c
+++ b/drivers/mmc/host/sdhci-of-esdhc.c
@@ -169,6 +169,16 @@
 }
 #endif
 
+static void esdhc_of_platform_init(struct sdhci_host *host)
+{
+	u32 vvn;
+
+	vvn = in_be32(host->ioaddr + SDHCI_SLOT_INT_STATUS);
+	vvn = (vvn & SDHCI_VENDOR_VER_MASK) >> SDHCI_VENDOR_VER_SHIFT;
+	if (vvn == VENDOR_V_22)
+		host->quirks2 |= SDHCI_QUIRK2_HOST_NO_CMD23;
+}
+
 static struct sdhci_ops sdhci_esdhc_ops = {
 	.read_l = esdhc_readl,
 	.read_w = esdhc_readw,
@@ -180,6 +190,7 @@
 	.enable_dma = esdhc_of_enable_dma,
 	.get_max_clock = esdhc_of_get_max_clock,
 	.get_min_clock = esdhc_of_get_min_clock,
+	.platform_init = esdhc_of_platform_init,
 #ifdef CONFIG_PM
 	.platform_suspend = esdhc_of_suspend,
 	.platform_resume = esdhc_of_resume,
diff --git a/drivers/mmc/host/sdhci-pci.c b/drivers/mmc/host/sdhci-pci.c
index 4bb74b0..04936f3 100644
--- a/drivers/mmc/host/sdhci-pci.c
+++ b/drivers/mmc/host/sdhci-pci.c
@@ -1196,7 +1196,7 @@
 		return ERR_PTR(-ENODEV);
 	}
 
-	if (pci_resource_len(pdev, bar) != 0x100) {
+	if (pci_resource_len(pdev, bar) < 0x100) {
 		dev_err(&pdev->dev, "Invalid iomem size. You may "
 			"experience problems.\n");
 	}
diff --git a/drivers/mmc/host/sdhci-pltfm.c b/drivers/mmc/host/sdhci-pltfm.c
index 65551a9..2716445 100644
--- a/drivers/mmc/host/sdhci-pltfm.c
+++ b/drivers/mmc/host/sdhci-pltfm.c
@@ -150,6 +150,13 @@
 		goto err_remap;
 	}
 
+	/*
+	 * Some platforms need to probe the controller to be able to
+	 * determine which caps should be used.
+	 */
+	if (host->ops && host->ops->platform_init)
+		host->ops->platform_init(host);
+
 	platform_set_drvdata(pdev, host);
 
 	return host;
diff --git a/drivers/mmc/host/sdhci-s3c.c b/drivers/mmc/host/sdhci-s3c.c
index 2903949..a54dd5d 100644
--- a/drivers/mmc/host/sdhci-s3c.c
+++ b/drivers/mmc/host/sdhci-s3c.c
@@ -211,8 +211,8 @@
 	if (ourhost->cur_clk != best_src) {
 		struct clk *clk = ourhost->clk_bus[best_src];
 
-		clk_enable(clk);
-		clk_disable(ourhost->clk_bus[ourhost->cur_clk]);
+		clk_prepare_enable(clk);
+		clk_disable_unprepare(ourhost->clk_bus[ourhost->cur_clk]);
 
 		/* turn clock off to card before changing clock source */
 		writew(0, host->ioaddr + SDHCI_CLOCK_CONTROL);
@@ -607,7 +607,7 @@
 	}
 
 	/* enable the local io clock and keep it running for the moment. */
-	clk_enable(sc->clk_io);
+	clk_prepare_enable(sc->clk_io);
 
 	for (clks = 0, ptr = 0; ptr < MAX_BUS_CLK; ptr++) {
 		struct clk *clk;
@@ -638,7 +638,7 @@
 	}
 
 #ifndef CONFIG_PM_RUNTIME
-	clk_enable(sc->clk_bus[sc->cur_clk]);
+	clk_prepare_enable(sc->clk_bus[sc->cur_clk]);
 #endif
 
 	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
@@ -747,13 +747,14 @@
 		sdhci_s3c_setup_card_detect_gpio(sc);
 
 #ifdef CONFIG_PM_RUNTIME
-	clk_disable(sc->clk_io);
+	if (pdata->cd_type != S3C_SDHCI_CD_INTERNAL)
+		clk_disable_unprepare(sc->clk_io);
 #endif
 	return 0;
 
  err_req_regs:
 #ifndef CONFIG_PM_RUNTIME
-	clk_disable(sc->clk_bus[sc->cur_clk]);
+	clk_disable_unprepare(sc->clk_bus[sc->cur_clk]);
 #endif
 	for (ptr = 0; ptr < MAX_BUS_CLK; ptr++) {
 		if (sc->clk_bus[ptr]) {
@@ -762,7 +763,7 @@
 	}
 
  err_no_busclks:
-	clk_disable(sc->clk_io);
+	clk_disable_unprepare(sc->clk_io);
 	clk_put(sc->clk_io);
 
  err_io_clk:
@@ -794,7 +795,8 @@
 		gpio_free(sc->ext_cd_gpio);
 
 #ifdef CONFIG_PM_RUNTIME
-	clk_enable(sc->clk_io);
+	if (pdata->cd_type != S3C_SDHCI_CD_INTERNAL)
+		clk_prepare_enable(sc->clk_io);
 #endif
 	sdhci_remove_host(host, 1);
 
@@ -802,14 +804,14 @@
 	pm_runtime_disable(&pdev->dev);
 
 #ifndef CONFIG_PM_RUNTIME
-	clk_disable(sc->clk_bus[sc->cur_clk]);
+	clk_disable_unprepare(sc->clk_bus[sc->cur_clk]);
 #endif
 	for (ptr = 0; ptr < MAX_BUS_CLK; ptr++) {
 		if (sc->clk_bus[ptr]) {
 			clk_put(sc->clk_bus[ptr]);
 		}
 	}
-	clk_disable(sc->clk_io);
+	clk_disable_unprepare(sc->clk_io);
 	clk_put(sc->clk_io);
 
 	if (pdev->dev.of_node) {
@@ -849,8 +851,8 @@
 
 	ret = sdhci_runtime_suspend_host(host);
 
-	clk_disable(ourhost->clk_bus[ourhost->cur_clk]);
-	clk_disable(busclk);
+	clk_disable_unprepare(ourhost->clk_bus[ourhost->cur_clk]);
+	clk_disable_unprepare(busclk);
 	return ret;
 }
 
@@ -861,8 +863,8 @@
 	struct clk *busclk = ourhost->clk_io;
 	int ret;
 
-	clk_enable(busclk);
-	clk_enable(ourhost->clk_bus[ourhost->cur_clk]);
+	clk_prepare_enable(busclk);
+	clk_prepare_enable(ourhost->clk_bus[ourhost->cur_clk]);
 	ret = sdhci_runtime_resume_host(host);
 	return ret;
 }
diff --git a/drivers/mmc/host/sdhci.c b/drivers/mmc/host/sdhci.c
index 7922adb..c7851c0 100644
--- a/drivers/mmc/host/sdhci.c
+++ b/drivers/mmc/host/sdhci.c
@@ -1315,16 +1315,19 @@
 		 */
 		if ((host->flags & SDHCI_NEEDS_RETUNING) &&
 		    !(present_state & (SDHCI_DOING_WRITE | SDHCI_DOING_READ))) {
-			/* eMMC uses cmd21 while sd and sdio use cmd19 */
-			tuning_opcode = mmc->card->type == MMC_TYPE_MMC ?
-				MMC_SEND_TUNING_BLOCK_HS200 :
-				MMC_SEND_TUNING_BLOCK;
-			spin_unlock_irqrestore(&host->lock, flags);
-			sdhci_execute_tuning(mmc, tuning_opcode);
-			spin_lock_irqsave(&host->lock, flags);
+			if (mmc->card) {
+				/* eMMC uses cmd21 but sd and sdio use cmd19 */
+				tuning_opcode =
+					mmc->card->type == MMC_TYPE_MMC ?
+					MMC_SEND_TUNING_BLOCK_HS200 :
+					MMC_SEND_TUNING_BLOCK;
+				spin_unlock_irqrestore(&host->lock, flags);
+				sdhci_execute_tuning(mmc, tuning_opcode);
+				spin_lock_irqsave(&host->lock, flags);
 
-			/* Restore original mmc_request structure */
-			host->mrq = mrq;
+				/* Restore original mmc_request structure */
+				host->mrq = mrq;
+			}
 		}
 
 		if (mrq->sbc && !(host->flags & SDHCI_AUTO_CMD23))
@@ -2837,6 +2840,9 @@
 	if (!(host->quirks & SDHCI_QUIRK_FORCE_1_BIT_DATA))
 		mmc->caps |= MMC_CAP_4_BIT_DATA;
 
+	if (host->quirks2 & SDHCI_QUIRK2_HOST_NO_CMD23)
+		mmc->caps &= ~MMC_CAP_CMD23;
+
 	if (caps[0] & SDHCI_CAN_DO_HISPD)
 		mmc->caps |= MMC_CAP_SD_HIGHSPEED | MMC_CAP_MMC_HIGHSPEED;
 
@@ -2846,9 +2852,12 @@
 
 	/* If vqmmc regulator and no 1.8V signalling, then there's no UHS */
 	host->vqmmc = regulator_get(mmc_dev(mmc), "vqmmc");
-	if (IS_ERR(host->vqmmc)) {
-		pr_info("%s: no vqmmc regulator found\n", mmc_hostname(mmc));
-		host->vqmmc = NULL;
+	if (IS_ERR_OR_NULL(host->vqmmc)) {
+		if (PTR_ERR(host->vqmmc) < 0) {
+			pr_info("%s: no vqmmc regulator found\n",
+				mmc_hostname(mmc));
+			host->vqmmc = NULL;
+		}
 	}
 	else if (regulator_is_supported_voltage(host->vqmmc, 1800000, 1800000))
 		regulator_enable(host->vqmmc);
@@ -2904,9 +2913,12 @@
 	ocr_avail = 0;
 
 	host->vmmc = regulator_get(mmc_dev(mmc), "vmmc");
-	if (IS_ERR(host->vmmc)) {
-		pr_info("%s: no vmmc regulator found\n", mmc_hostname(mmc));
-		host->vmmc = NULL;
+	if (IS_ERR_OR_NULL(host->vmmc)) {
+		if (PTR_ERR(host->vmmc) < 0) {
+			pr_info("%s: no vmmc regulator found\n",
+				mmc_hostname(mmc));
+			host->vmmc = NULL;
+		}
 	} else
 		regulator_enable(host->vmmc);
 
diff --git a/drivers/mmc/host/sdhci.h b/drivers/mmc/host/sdhci.h
index 97653ea..71a4a7e 100644
--- a/drivers/mmc/host/sdhci.h
+++ b/drivers/mmc/host/sdhci.h
@@ -278,6 +278,7 @@
 	void	(*hw_reset)(struct sdhci_host *host);
 	void	(*platform_suspend)(struct sdhci_host *host);
 	void	(*platform_resume)(struct sdhci_host *host);
+	void	(*platform_init)(struct sdhci_host *host);
 };
 
 #ifdef CONFIG_MMC_SDHCI_IO_ACCESSORS
diff --git a/drivers/mmc/host/sh_mmcif.c b/drivers/mmc/host/sh_mmcif.c
index 11d2bc3..d25bc97 100644
--- a/drivers/mmc/host/sh_mmcif.c
+++ b/drivers/mmc/host/sh_mmcif.c
@@ -1466,9 +1466,9 @@
 
 	platform_set_drvdata(pdev, NULL);
 
+	clk_disable(host->hclk);
 	mmc_free_host(host->mmc);
 	pm_runtime_put_sync(&pdev->dev);
-	clk_disable(host->hclk);
 	pm_runtime_disable(&pdev->dev);
 
 	return 0;
diff --git a/drivers/net/bonding/bond_sysfs.c b/drivers/net/bonding/bond_sysfs.c
index dc15d24..ef8d2a0 100644
--- a/drivers/net/bonding/bond_sysfs.c
+++ b/drivers/net/bonding/bond_sysfs.c
@@ -1060,7 +1060,7 @@
 		goto out;
 	}
 
-	sscanf(buf, "%16s", ifname); /* IFNAMSIZ */
+	sscanf(buf, "%15s", ifname); /* IFNAMSIZ */
 
 	/* check to see if we are clearing primary */
 	if (!strlen(ifname) || buf[0] == '\n') {
@@ -1237,7 +1237,7 @@
 		goto out;
 	}
 
-	sscanf(buf, "%16s", ifname); /* IFNAMSIZ */
+	sscanf(buf, "%15s", ifname); /* IFNAMSIZ */
 
 	/* check to see if we are clearing active */
 	if (!strlen(ifname) || buf[0] == '\n') {
diff --git a/drivers/net/can/flexcan.c b/drivers/net/can/flexcan.c
index c78ecfc..a412bf6 100644
--- a/drivers/net/can/flexcan.c
+++ b/drivers/net/can/flexcan.c
@@ -144,9 +144,22 @@
 
 #define FLEXCAN_MB_CODE_MASK		(0xf0ffffff)
 
-/* FLEXCAN hardware feature flags */
+/*
+ * FLEXCAN hardware feature flags
+ *
+ * Below is some version info we got:
+ *    SOC   Version   IP-Version  Glitch-  [TR]WRN_INT
+ *                                Filter?   connected?
+ *   MX25  FlexCAN2  03.00.00.00     no         no
+ *   MX28  FlexCAN2  03.00.04.00    yes        yes
+ *   MX35  FlexCAN2  03.00.00.00     no         no
+ *   MX53  FlexCAN2  03.00.00.00    yes         no
+ *   MX6s  FlexCAN3  10.00.12.00    yes        yes
+ *
+ * Some SOCs do not have the RX_WARN & TX_WARN interrupt line connected.
+ */
 #define FLEXCAN_HAS_V10_FEATURES	BIT(1) /* For core version >= 10 */
-#define FLEXCAN_HAS_BROKEN_ERR_STATE	BIT(2) /* Broken error state handling */
+#define FLEXCAN_HAS_BROKEN_ERR_STATE	BIT(2) /* [TR]WRN_INT not connected */
 
 /* Structure of the message buffer */
 struct flexcan_mb {
@@ -205,7 +218,7 @@
 };
 static struct flexcan_devtype_data fsl_imx28_devtype_data;
 static struct flexcan_devtype_data fsl_imx6q_devtype_data = {
-	.features = FLEXCAN_HAS_V10_FEATURES | FLEXCAN_HAS_BROKEN_ERR_STATE,
+	.features = FLEXCAN_HAS_V10_FEATURES,
 };
 
 static const struct can_bittiming_const flexcan_bittiming_const = {
diff --git a/drivers/net/can/sja1000/peak_pci.c b/drivers/net/can/sja1000/peak_pci.c
index f5b82ae..6525dbc 100644
--- a/drivers/net/can/sja1000/peak_pci.c
+++ b/drivers/net/can/sja1000/peak_pci.c
@@ -30,9 +30,10 @@
 
 #include "sja1000.h"
 
-MODULE_AUTHOR("Wolfgang Grandegger <wg@grandegger.com>");
+MODULE_AUTHOR("Stephane Grosjean <s.grosjean@peak-system.com>");
 MODULE_DESCRIPTION("Socket-CAN driver for PEAK PCAN PCI family cards");
 MODULE_SUPPORTED_DEVICE("PEAK PCAN PCI/PCIe/PCIeC miniPCI CAN cards");
+MODULE_SUPPORTED_DEVICE("PEAK PCAN miniPCIe/cPCI PC/104+ PCI/104e CAN Cards");
 MODULE_LICENSE("GPL v2");
 
 #define DRV_NAME  "peak_pci"
@@ -64,7 +65,11 @@
 #define PEAK_PCI_DEVICE_ID	0x0001	/* for PCI/PCIe slot cards */
 #define PEAK_PCIEC_DEVICE_ID	0x0002	/* for ExpressCard slot cards */
 #define PEAK_PCIE_DEVICE_ID	0x0003	/* for nextgen PCIe slot cards */
-#define PEAK_MPCI_DEVICE_ID	0x0008	/* The miniPCI slot cards */
+#define PEAK_CPCI_DEVICE_ID	0x0004	/* for nextgen cPCI slot cards */
+#define PEAK_MPCI_DEVICE_ID	0x0005	/* for nextgen miniPCI slot cards */
+#define PEAK_PC_104P_DEVICE_ID	0x0006	/* PCAN-PC/104+ cards */
+#define PEAK_PCI_104E_DEVICE_ID	0x0007	/* PCAN-PCI/104 Express cards */
+#define PEAK_MPCIE_DEVICE_ID	0x0008	/* The miniPCIe slot cards */
 
 #define PEAK_PCI_CHAN_MAX	4
 
@@ -76,6 +81,10 @@
 	{PEAK_PCI_VENDOR_ID, PEAK_PCI_DEVICE_ID, PCI_ANY_ID, PCI_ANY_ID,},
 	{PEAK_PCI_VENDOR_ID, PEAK_PCIE_DEVICE_ID, PCI_ANY_ID, PCI_ANY_ID,},
 	{PEAK_PCI_VENDOR_ID, PEAK_MPCI_DEVICE_ID, PCI_ANY_ID, PCI_ANY_ID,},
+	{PEAK_PCI_VENDOR_ID, PEAK_MPCIE_DEVICE_ID, PCI_ANY_ID, PCI_ANY_ID,},
+	{PEAK_PCI_VENDOR_ID, PEAK_PC_104P_DEVICE_ID, PCI_ANY_ID, PCI_ANY_ID,},
+	{PEAK_PCI_VENDOR_ID, PEAK_PCI_104E_DEVICE_ID, PCI_ANY_ID, PCI_ANY_ID,},
+	{PEAK_PCI_VENDOR_ID, PEAK_CPCI_DEVICE_ID, PCI_ANY_ID, PCI_ANY_ID,},
 #ifdef CONFIG_CAN_PEAK_PCIEC
 	{PEAK_PCI_VENDOR_ID, PEAK_PCIEC_DEVICE_ID, PCI_ANY_ID, PCI_ANY_ID,},
 #endif
diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_link.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_link.c
index e2e45ee..6dd0dd0 100644
--- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_link.c
+++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_link.c
@@ -137,7 +137,16 @@
 #define LINK_20GTFD		LINK_STATUS_SPEED_AND_DUPLEX_20GTFD
 #define LINK_20GXFD		LINK_STATUS_SPEED_AND_DUPLEX_20GXFD
 
-
+#define LINK_UPDATE_MASK \
+			(LINK_STATUS_SPEED_AND_DUPLEX_MASK | \
+			 LINK_STATUS_LINK_UP | \
+			 LINK_STATUS_PHYSICAL_LINK_FLAG | \
+			 LINK_STATUS_AUTO_NEGOTIATE_COMPLETE | \
+			 LINK_STATUS_RX_FLOW_CONTROL_FLAG_MASK | \
+			 LINK_STATUS_TX_FLOW_CONTROL_FLAG_MASK | \
+			 LINK_STATUS_PARALLEL_DETECTION_FLAG_MASK | \
+			 LINK_STATUS_LINK_PARTNER_SYMMETRIC_PAUSE | \
+			 LINK_STATUS_LINK_PARTNER_ASYMMETRIC_PAUSE)
 
 #define SFP_EEPROM_CON_TYPE_ADDR		0x2
 	#define SFP_EEPROM_CON_TYPE_VAL_LC	0x7
@@ -3295,6 +3304,21 @@
 	       DEFAULT_PHY_DEV_ADDR);
 }
 
+static void bnx2x_xgxs_specific_func(struct bnx2x_phy *phy,
+				     struct link_params *params,
+				     u32 action)
+{
+	struct bnx2x *bp = params->bp;
+	switch (action) {
+	case PHY_INIT:
+		/* Set correct devad */
+		REG_WR(bp, NIG_REG_XGXS0_CTRL_MD_ST + params->port*0x18, 0);
+		REG_WR(bp, NIG_REG_XGXS0_CTRL_MD_DEVAD + params->port*0x18,
+		       phy->def_md_devad);
+		break;
+	}
+}
+
 static void bnx2x_xgxs_deassert(struct link_params *params)
 {
 	struct bnx2x *bp = params->bp;
@@ -3309,10 +3333,8 @@
 	REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_3_CLEAR, val);
 	udelay(500);
 	REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_3_SET, val);
-
-	REG_WR(bp, NIG_REG_XGXS0_CTRL_MD_ST + port*0x18, 0);
-	REG_WR(bp, NIG_REG_XGXS0_CTRL_MD_DEVAD + port*0x18,
-	       params->phy[INT_PHY].def_md_devad);
+	bnx2x_xgxs_specific_func(&params->phy[INT_PHY], params,
+				 PHY_INIT);
 }
 
 static void bnx2x_calc_ieee_aneg_adv(struct bnx2x_phy *phy,
@@ -3545,14 +3567,11 @@
 static void bnx2x_warpcore_enable_AN_KR(struct bnx2x_phy *phy,
 					struct link_params *params,
 					struct link_vars *vars) {
-	u16 val16 = 0, lane, i;
+	u16 lane, i, cl72_ctrl, an_adv = 0;
+	u16 ucode_ver;
 	struct bnx2x *bp = params->bp;
 	static struct bnx2x_reg_set reg_set[] = {
 		{MDIO_WC_DEVAD, MDIO_WC_REG_SERDESDIGITAL_CONTROL1000X2, 0x7},
-		{MDIO_AN_DEVAD, MDIO_WC_REG_PAR_DET_10G_CTRL, 0},
-		{MDIO_WC_DEVAD, MDIO_WC_REG_CL72_USERB0_CL72_MISC1_CONTROL, 0},
-		{MDIO_WC_DEVAD, MDIO_WC_REG_XGXSBLK1_LANECTRL0, 0xff},
-		{MDIO_WC_DEVAD, MDIO_WC_REG_XGXSBLK1_LANECTRL1, 0x5555},
 		{MDIO_PMA_DEVAD, MDIO_WC_REG_IEEE0BLK_AUTONEGNP, 0x0},
 		{MDIO_WC_DEVAD, MDIO_WC_REG_RX66_CONTROL, 0x7415},
 		{MDIO_WC_DEVAD, MDIO_WC_REG_SERDESDIGITAL_MISC2, 0x6190},
@@ -3565,12 +3584,19 @@
 		bnx2x_cl45_write(bp, phy, reg_set[i].devad, reg_set[i].reg,
 				 reg_set[i].val);
 
+	bnx2x_cl45_read(bp, phy, MDIO_WC_DEVAD,
+		MDIO_WC_REG_CL72_USERB0_CL72_MISC1_CONTROL, &cl72_ctrl);
+	cl72_ctrl &= 0xf8ff;
+	cl72_ctrl |= 0x3800;
+	bnx2x_cl45_write(bp, phy, MDIO_WC_DEVAD,
+		MDIO_WC_REG_CL72_USERB0_CL72_MISC1_CONTROL, cl72_ctrl);
+
 	/* Check adding advertisement for 1G KX */
 	if (((vars->line_speed == SPEED_AUTO_NEG) &&
 	     (phy->speed_cap_mask & PORT_HW_CFG_SPEED_CAPABILITY_D0_1G)) ||
 	    (vars->line_speed == SPEED_1000)) {
 		u32 addr = MDIO_WC_REG_SERDESDIGITAL_CONTROL1000X2;
-		val16 |= (1<<5);
+		an_adv |= (1<<5);
 
 		/* Enable CL37 1G Parallel Detect */
 		bnx2x_cl45_read_or_write(bp, phy, MDIO_WC_DEVAD, addr, 0x1);
@@ -3580,11 +3606,14 @@
 	     (phy->speed_cap_mask & PORT_HW_CFG_SPEED_CAPABILITY_D0_10G)) ||
 	    (vars->line_speed ==  SPEED_10000)) {
 		/* Check adding advertisement for 10G KR */
-		val16 |= (1<<7);
+		an_adv |= (1<<7);
 		/* Enable 10G Parallel Detect */
+		CL22_WR_OVER_CL45(bp, phy, MDIO_REG_BANK_AER_BLOCK,
+				  MDIO_AER_BLOCK_AER_REG, 0);
+
 		bnx2x_cl45_write(bp, phy, MDIO_AN_DEVAD,
 				 MDIO_WC_REG_PAR_DET_10G_CTRL, 1);
-
+		bnx2x_set_aer_mmd(params, phy);
 		DP(NETIF_MSG_LINK, "Advertize 10G\n");
 	}
 
@@ -3604,7 +3633,7 @@
 
 	/* Advertised speeds */
 	bnx2x_cl45_write(bp, phy, MDIO_AN_DEVAD,
-			 MDIO_WC_REG_AN_IEEE1BLK_AN_ADVERTISEMENT1, val16);
+			 MDIO_WC_REG_AN_IEEE1BLK_AN_ADVERTISEMENT1, an_adv);
 
 	/* Advertised and set FEC (Forward Error Correction) */
 	bnx2x_cl45_write(bp, phy, MDIO_AN_DEVAD,
@@ -3628,9 +3657,10 @@
 	/* Set KR Autoneg Work-Around flag for Warpcore version older than D108
 	 */
 	bnx2x_cl45_read(bp, phy, MDIO_WC_DEVAD,
-			MDIO_WC_REG_UC_INFO_B1_VERSION, &val16);
-	if (val16 < 0xd108) {
-		DP(NETIF_MSG_LINK, "Enable AN KR work-around\n");
+			MDIO_WC_REG_UC_INFO_B1_VERSION, &ucode_ver);
+	if (ucode_ver < 0xd108) {
+		DP(NETIF_MSG_LINK, "Enable AN KR work-around. WC ver:0x%x\n",
+			       ucode_ver);
 		vars->rx_tx_asic_rst = MAX_KR_LINK_RETRY;
 	}
 	bnx2x_cl45_read_or_write(bp, phy, MDIO_WC_DEVAD,
@@ -3651,21 +3681,16 @@
 				      struct link_vars *vars)
 {
 	struct bnx2x *bp = params->bp;
-	u16 i;
+	u16 val16, i, lane;
 	static struct bnx2x_reg_set reg_set[] = {
 		/* Disable Autoneg */
 		{MDIO_WC_DEVAD, MDIO_WC_REG_SERDESDIGITAL_CONTROL1000X2, 0x7},
-		{MDIO_AN_DEVAD, MDIO_WC_REG_PAR_DET_10G_CTRL, 0},
 		{MDIO_WC_DEVAD, MDIO_WC_REG_CL72_USERB0_CL72_MISC1_CONTROL,
 			0x3f00},
 		{MDIO_AN_DEVAD, MDIO_WC_REG_AN_IEEE1BLK_AN_ADVERTISEMENT1, 0},
 		{MDIO_AN_DEVAD, MDIO_WC_REG_IEEE0BLK_MIICNTL, 0x0},
 		{MDIO_WC_DEVAD, MDIO_WC_REG_DIGITAL3_UP1, 0x1},
 		{MDIO_WC_DEVAD, MDIO_WC_REG_DIGITAL5_MISC7, 0xa},
-		/* Disable CL36 PCS Tx */
-		{MDIO_WC_DEVAD, MDIO_WC_REG_XGXSBLK1_LANECTRL0, 0x0},
-		/* Double Wide Single Data Rate @ pll rate */
-		{MDIO_WC_DEVAD, MDIO_WC_REG_XGXSBLK1_LANECTRL1, 0xFFFF},
 		/* Leave cl72 training enable, needed for KR */
 		{MDIO_PMA_DEVAD,
 		MDIO_WC_REG_PMD_IEEE9BLK_TENGBASE_KR_PMD_CONTROL_REGISTER_150,
@@ -3676,11 +3701,24 @@
 		bnx2x_cl45_write(bp, phy, reg_set[i].devad, reg_set[i].reg,
 				 reg_set[i].val);
 
-	/* Leave CL72 enabled */
-	bnx2x_cl45_read_or_write(bp, phy, MDIO_WC_DEVAD,
-				 MDIO_WC_REG_CL72_USERB0_CL72_MISC1_CONTROL,
-				 0x3800);
+	lane = bnx2x_get_warpcore_lane(phy, params);
+	/* Global registers */
+	CL22_WR_OVER_CL45(bp, phy, MDIO_REG_BANK_AER_BLOCK,
+			  MDIO_AER_BLOCK_AER_REG, 0);
+	/* Disable CL36 PCS Tx */
+	bnx2x_cl45_read(bp, phy, MDIO_WC_DEVAD,
+			MDIO_WC_REG_XGXSBLK1_LANECTRL0, &val16);
+	val16 &= ~(0x0011 << lane);
+	bnx2x_cl45_write(bp, phy, MDIO_WC_DEVAD,
+			 MDIO_WC_REG_XGXSBLK1_LANECTRL0, val16);
 
+	bnx2x_cl45_read(bp, phy, MDIO_WC_DEVAD,
+			MDIO_WC_REG_XGXSBLK1_LANECTRL1, &val16);
+	val16 |= (0x0303 << (lane << 1));
+	bnx2x_cl45_write(bp, phy, MDIO_WC_DEVAD,
+			 MDIO_WC_REG_XGXSBLK1_LANECTRL1, val16);
+	/* Restore AER */
+	bnx2x_set_aer_mmd(params, phy);
 	/* Set speed via PMA/PMD register */
 	bnx2x_cl45_write(bp, phy, MDIO_PMA_DEVAD,
 			 MDIO_WC_REG_IEEE0BLK_MIICNTL, 0x2040);
@@ -4303,7 +4341,7 @@
 				      struct link_params *params)
 {
 	struct bnx2x *bp = params->bp;
-	u16 val16;
+	u16 val16, lane;
 	bnx2x_sfp_e3_set_transmitter(params, phy, 0);
 	bnx2x_set_mdio_clk(bp, params->chip_id, params->port);
 	bnx2x_set_aer_mmd(params, phy);
@@ -4340,6 +4378,30 @@
 			 MDIO_WC_REG_XGXSBLK1_LANECTRL2,
 			 val16 & 0xff00);
 
+	lane = bnx2x_get_warpcore_lane(phy, params);
+	/* Disable CL36 PCS Tx */
+	bnx2x_cl45_read(bp, phy, MDIO_WC_DEVAD,
+			MDIO_WC_REG_XGXSBLK1_LANECTRL0, &val16);
+	val16 |= (0x11 << lane);
+	if (phy->flags & FLAGS_WC_DUAL_MODE)
+		val16 |= (0x22 << lane);
+	bnx2x_cl45_write(bp, phy, MDIO_WC_DEVAD,
+			 MDIO_WC_REG_XGXSBLK1_LANECTRL0, val16);
+
+	bnx2x_cl45_read(bp, phy, MDIO_WC_DEVAD,
+			MDIO_WC_REG_XGXSBLK1_LANECTRL1, &val16);
+	val16 &= ~(0x0303 << (lane << 1));
+	val16 |= (0x0101 << (lane << 1));
+	if (phy->flags & FLAGS_WC_DUAL_MODE) {
+		val16 &= ~(0x0c0c << (lane << 1));
+		val16 |= (0x0404 << (lane << 1));
+	}
+
+	bnx2x_cl45_write(bp, phy, MDIO_WC_DEVAD,
+			 MDIO_WC_REG_XGXSBLK1_LANECTRL1, val16);
+	/* Restore AER */
+	bnx2x_set_aer_mmd(params, phy);
+
 }
 
 static void bnx2x_set_warpcore_loopback(struct bnx2x_phy *phy,
@@ -6296,15 +6358,7 @@
 	vars->mac_type = MAC_TYPE_NONE;
 
 	/* Update shared memory */
-	vars->link_status &= ~(LINK_STATUS_SPEED_AND_DUPLEX_MASK |
-			       LINK_STATUS_LINK_UP |
-			       LINK_STATUS_PHYSICAL_LINK_FLAG |
-			       LINK_STATUS_AUTO_NEGOTIATE_COMPLETE |
-			       LINK_STATUS_RX_FLOW_CONTROL_FLAG_MASK |
-			       LINK_STATUS_TX_FLOW_CONTROL_FLAG_MASK |
-			       LINK_STATUS_PARALLEL_DETECTION_FLAG_MASK |
-			       LINK_STATUS_LINK_PARTNER_SYMMETRIC_PAUSE |
-			       LINK_STATUS_LINK_PARTNER_ASYMMETRIC_PAUSE);
+	vars->link_status &= ~LINK_UPDATE_MASK;
 	vars->line_speed = 0;
 	bnx2x_update_mng(params, vars->link_status);
 
@@ -6452,6 +6506,7 @@
 	u16 ext_phy_line_speed = 0, prev_line_speed = vars->line_speed;
 	u8 active_external_phy = INT_PHY;
 	vars->phy_flags &= ~PHY_HALF_OPEN_CONN_FLAG;
+	vars->link_status &= ~LINK_UPDATE_MASK;
 	for (phy_index = INT_PHY; phy_index < params->num_phys;
 	      phy_index++) {
 		phy_vars[phy_index].flow_ctrl = 0;
@@ -7579,7 +7634,7 @@
 static int bnx2x_warpcore_read_sfp_module_eeprom(struct bnx2x_phy *phy,
 						 struct link_params *params,
 						 u16 addr, u8 byte_cnt,
-						 u8 *o_buf)
+						 u8 *o_buf, u8 is_init)
 {
 	int rc = 0;
 	u8 i, j = 0, cnt = 0;
@@ -7596,10 +7651,10 @@
 	/* 4 byte aligned address */
 	addr32 = addr & (~0x3);
 	do {
-		if (cnt == I2C_WA_PWR_ITER) {
+		if ((!is_init) && (cnt == I2C_WA_PWR_ITER)) {
 			bnx2x_warpcore_power_module(params, phy, 0);
 			/* Note that 100us are not enough here */
-			usleep_range(1000,1000);
+			usleep_range(1000, 2000);
 			bnx2x_warpcore_power_module(params, phy, 1);
 		}
 		rc = bnx2x_bsc_read(params, phy, 0xa0, addr32, 0, byte_cnt,
@@ -7719,7 +7774,7 @@
 	break;
 	case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_DIRECT:
 		rc = bnx2x_warpcore_read_sfp_module_eeprom(phy, params, addr,
-							   byte_cnt, o_buf);
+							   byte_cnt, o_buf, 0);
 	break;
 	}
 	return rc;
@@ -7923,6 +7978,7 @@
 
 {
 	u8 val;
+	int rc;
 	struct bnx2x *bp = params->bp;
 	u16 timeout;
 	/* Initialization time after hot-plug may take up to 300ms for
@@ -7930,8 +7986,14 @@
 	 */
 
 	for (timeout = 0; timeout < 60; timeout++) {
-		if (bnx2x_read_sfp_module_eeprom(phy, params, 1, 1, &val)
-		    == 0) {
+		if (phy->type == PORT_HW_CFG_XGXS_EXT_PHY_TYPE_DIRECT)
+			rc = bnx2x_warpcore_read_sfp_module_eeprom(phy,
+								   params, 1,
+								   1, &val, 1);
+		else
+			rc = bnx2x_read_sfp_module_eeprom(phy, params, 1, 1,
+							  &val);
+		if (rc == 0) {
 			DP(NETIF_MSG_LINK,
 			   "SFP+ module initialization took %d ms\n",
 			   timeout * 5);
@@ -7939,7 +8001,8 @@
 		}
 		usleep_range(5000, 10000);
 	}
-	return -EINVAL;
+	rc = bnx2x_read_sfp_module_eeprom(phy, params, 1, 1, &val);
+	return rc;
 }
 
 static void bnx2x_8727_power_module(struct bnx2x *bp,
@@ -10993,7 +11056,7 @@
 	.format_fw_ver	= (format_fw_ver_t)NULL,
 	.hw_reset	= (hw_reset_t)NULL,
 	.set_link_led	= (set_link_led_t)NULL,
-	.phy_specific_func = (phy_specific_func_t)NULL
+	.phy_specific_func = (phy_specific_func_t)bnx2x_xgxs_specific_func
 };
 static struct bnx2x_phy phy_warpcore = {
 	.type		= PORT_HW_CFG_XGXS_EXT_PHY_TYPE_DIRECT,
@@ -11465,6 +11528,11 @@
 			phy->media_type = ETH_PHY_BASE_T;
 			break;
 		case PORT_HW_CFG_NET_SERDES_IF_XFI:
+			phy->supported &= (SUPPORTED_1000baseT_Full |
+					   SUPPORTED_10000baseT_Full |
+					   SUPPORTED_FIBRE |
+					   SUPPORTED_Pause |
+					   SUPPORTED_Asym_Pause);
 			phy->media_type = ETH_PHY_XFP_FIBER;
 			break;
 		case PORT_HW_CFG_NET_SERDES_IF_SFI:
diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c
index d5648fc..bd1fd3d 100644
--- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c
+++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c
@@ -6794,8 +6794,9 @@
 
 	bnx2x_init_block(bp, BLOCK_DORQ, init_phase);
 
+	bnx2x_init_block(bp, BLOCK_BRB1, init_phase);
+
 	if (CHIP_IS_E1(bp) || CHIP_IS_E1H(bp)) {
-		bnx2x_init_block(bp, BLOCK_BRB1, init_phase);
 
 		if (IS_MF(bp))
 			low = ((bp->flags & ONE_PORT_FLAG) ? 160 : 246);
@@ -11902,7 +11903,15 @@
 	/* disable FCOE L2 queue for E1x */
 	if (CHIP_IS_E1x(bp))
 		bp->flags |= NO_FCOE_FLAG;
-
+	/* disable FCOE for 57840 device, until FW supports it */
+	switch (ent->driver_data) {
+	case BCM57840_O:
+	case BCM57840_4_10:
+	case BCM57840_2_20:
+	case BCM57840_MFO:
+	case BCM57840_MF:
+		bp->flags |= NO_FCOE_FLAG;
+	}
 #endif
 
 
diff --git a/drivers/net/ethernet/chelsio/cxgb4/cxgb4.h b/drivers/net/ethernet/chelsio/cxgb4/cxgb4.h
index a4da893..378988b 100644
--- a/drivers/net/ethernet/chelsio/cxgb4/cxgb4.h
+++ b/drivers/net/ethernet/chelsio/cxgb4/cxgb4.h
@@ -251,6 +251,8 @@
 	unsigned char rev;                /* chip revision */
 	unsigned char offload;
 
+	unsigned char bypass;
+
 	unsigned int ofldq_wr_cred;
 };
 
@@ -642,6 +644,23 @@
 #define for_each_port(adapter, iter) \
 	for (iter = 0; iter < (adapter)->params.nports; ++iter)
 
+static inline int is_bypass(struct adapter *adap)
+{
+	return adap->params.bypass;
+}
+
+static inline int is_bypass_device(int device)
+{
+	/* this should be set based upon device capabilities */
+	switch (device) {
+	case 0x440b:
+	case 0x440c:
+		return 1;
+	default:
+		return 0;
+	}
+}
+
 static inline unsigned int core_ticks_per_usec(const struct adapter *adap)
 {
 	return adap->params.vpd.cclk / 1000;
diff --git a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c
index 604f4f8..0df1284 100644
--- a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c
+++ b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c
@@ -3416,16 +3416,6 @@
 			 finicsum, cfcsum);
 
 	/*
-	 * If we're a pure NIC driver then disable all offloading facilities.
-	 * This will allow the firmware to optimize aspects of the hardware
-	 * configuration which will result in improved performance.
-	 */
-	caps_cmd.ofldcaps = 0;
-	caps_cmd.iscsicaps = 0;
-	caps_cmd.rdmacaps = 0;
-	caps_cmd.fcoecaps = 0;
-
-	/*
 	 * And now tell the firmware to use the configuration we just loaded.
 	 */
 	caps_cmd.op_to_write =
@@ -3513,18 +3503,6 @@
 	if (ret < 0)
 		goto bye;
 
-#ifndef CONFIG_CHELSIO_T4_OFFLOAD
-	/*
-	 * If we're a pure NIC driver then disable all offloading facilities.
-	 * This will allow the firmware to optimize aspects of the hardware
-	 * configuration which will result in improved performance.
-	 */
-	caps_cmd.ofldcaps = 0;
-	caps_cmd.iscsicaps = 0;
-	caps_cmd.rdmacaps = 0;
-	caps_cmd.fcoecaps = 0;
-#endif
-
 	if (caps_cmd.niccaps & htons(FW_CAPS_CONFIG_NIC_VM)) {
 		if (!vf_acls)
 			caps_cmd.niccaps ^= htons(FW_CAPS_CONFIG_NIC_VM);
@@ -3745,6 +3723,7 @@
 	u32 v, port_vec;
 	enum dev_state state;
 	u32 params[7], val[7];
+	struct fw_caps_config_cmd caps_cmd;
 	int reset = 1, j;
 
 	/*
@@ -3898,6 +3877,9 @@
 			goto bye;
 	}
 
+	if (is_bypass_device(adap->pdev->device))
+		adap->params.bypass = 1;
+
 	/*
 	 * Grab some of our basic fundamental operating parameters.
 	 */
@@ -3940,13 +3922,12 @@
 		adap->tids.aftid_end = val[1];
 	}
 
-#ifdef CONFIG_CHELSIO_T4_OFFLOAD
 	/*
 	 * Get device capabilities so we can determine what resources we need
 	 * to manage.
 	 */
 	memset(&caps_cmd, 0, sizeof(caps_cmd));
-	caps_cmd.op_to_write = htonl(V_FW_CMD_OP(FW_CAPS_CONFIG_CMD) |
+	caps_cmd.op_to_write = htonl(FW_CMD_OP(FW_CAPS_CONFIG_CMD) |
 				     FW_CMD_REQUEST | FW_CMD_READ);
 	caps_cmd.retval_len16 = htonl(FW_LEN16(caps_cmd));
 	ret = t4_wr_mbox(adap, adap->mbox, &caps_cmd, sizeof(caps_cmd),
@@ -3991,15 +3972,6 @@
 		adap->vres.ddp.size = val[4] - val[3] + 1;
 		adap->params.ofldq_wr_cred = val[5];
 
-		params[0] = FW_PARAM_PFVF(ETHOFLD_START);
-		params[1] = FW_PARAM_PFVF(ETHOFLD_END);
-		ret = t4_query_params(adap, adap->mbox, adap->fn, 0, 2,
-				      params, val);
-		if ((val[0] != val[1]) && (ret >= 0)) {
-			adap->tids.uotid_base = val[0];
-			adap->tids.nuotids = val[1] - val[0] + 1;
-		}
-
 		adap->params.offload = 1;
 	}
 	if (caps_cmd.rdmacaps) {
@@ -4048,7 +4020,6 @@
 	}
 #undef FW_PARAM_PFVF
 #undef FW_PARAM_DEV
-#endif /* CONFIG_CHELSIO_T4_OFFLOAD */
 
 	/*
 	 * These are finalized by FW initialization, load their values now.
diff --git a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_uld.h b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_uld.h
index 1b899fe..39bec73 100644
--- a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_uld.h
+++ b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_uld.h
@@ -102,6 +102,9 @@
 	unsigned int ftid_base;
 	unsigned int aftid_base;
 	unsigned int aftid_end;
+	/* Server filter region */
+	unsigned int sftid_base;
+	unsigned int nsftids;
 
 	spinlock_t atid_lock ____cacheline_aligned_in_smp;
 	union aopen_entry *afree;
diff --git a/drivers/net/ethernet/freescale/gianfar_ptp.c b/drivers/net/ethernet/freescale/gianfar_ptp.c
index b9db0e0..2e5daee 100644
--- a/drivers/net/ethernet/freescale/gianfar_ptp.c
+++ b/drivers/net/ethernet/freescale/gianfar_ptp.c
@@ -478,7 +478,7 @@
 		pr_err("no resource\n");
 		goto no_resource;
 	}
-	if (request_resource(&ioport_resource, etsects->rsrc)) {
+	if (request_resource(&iomem_resource, etsects->rsrc)) {
 		pr_err("resource busy\n");
 		goto no_resource;
 	}
diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_ethtool.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_ethtool.c
index 56b20d1..116f0e9 100644
--- a/drivers/net/ethernet/intel/ixgbe/ixgbe_ethtool.c
+++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_ethtool.c
@@ -2673,6 +2673,9 @@
 	case ixgbe_mac_X540:
 	case ixgbe_mac_82599EB:
 		info->so_timestamping =
+			SOF_TIMESTAMPING_TX_SOFTWARE |
+			SOF_TIMESTAMPING_RX_SOFTWARE |
+			SOF_TIMESTAMPING_SOFTWARE |
 			SOF_TIMESTAMPING_TX_HARDWARE |
 			SOF_TIMESTAMPING_RX_HARDWARE |
 			SOF_TIMESTAMPING_RAW_HARDWARE;
diff --git a/drivers/net/ethernet/mellanox/mlx4/en_tx.c b/drivers/net/ethernet/mellanox/mlx4/en_tx.c
index c10e3a6..b35094c 100644
--- a/drivers/net/ethernet/mellanox/mlx4/en_tx.c
+++ b/drivers/net/ethernet/mellanox/mlx4/en_tx.c
@@ -143,7 +143,6 @@
 		mlx4_bf_free(mdev->dev, &ring->bf);
 	mlx4_qp_remove(mdev->dev, &ring->qp);
 	mlx4_qp_free(mdev->dev, &ring->qp);
-	mlx4_qp_release_range(mdev->dev, ring->qpn, 1);
 	mlx4_en_unmap_buffer(&ring->wqres.buf);
 	mlx4_free_hwq_res(mdev->dev, &ring->wqres, ring->buf_size);
 	kfree(ring->bounce_buf);
@@ -712,7 +711,7 @@
 	if (bounce)
 		tx_desc = mlx4_en_bounce_to_desc(priv, ring, index, desc_size);
 
-	if (ring->bf_enabled && desc_size <= MAX_BF && !bounce && !vlan_tag) {
+	if (ring->bf_enabled && desc_size <= MAX_BF && !bounce && !vlan_tx_tag_present(skb)) {
 		*(__be32 *) (&tx_desc->ctrl.vlan_tag) |= cpu_to_be32(ring->doorbell_qpn);
 		op_own |= htonl((bf_index & 0xffff) << 8);
 		/* Ensure new descirptor hits memory
diff --git a/drivers/net/ethernet/mellanox/mlx4/eq.c b/drivers/net/ethernet/mellanox/mlx4/eq.c
index 51c7649..b84a88b 100644
--- a/drivers/net/ethernet/mellanox/mlx4/eq.c
+++ b/drivers/net/ethernet/mellanox/mlx4/eq.c
@@ -329,9 +329,6 @@
 	ctx = &priv->mfunc.master.slave_state[slave];
 	spin_lock_irqsave(&ctx->lock, flags);
 
-	mlx4_dbg(dev, "%s: slave: %d, current state: %d new event :%d\n",
-		 __func__, slave, cur_state, event);
-
 	switch (cur_state) {
 	case SLAVE_PORT_DOWN:
 		if (MLX4_PORT_STATE_DEV_EVENT_PORT_UP == event)
@@ -366,9 +363,6 @@
 			goto out;
 	}
 	ret = mlx4_get_slave_port_state(dev, slave, port);
-	mlx4_dbg(dev, "%s: slave: %d, current state: %d new event"
-		 " :%d gen_event: %d\n",
-		 __func__, slave, cur_state, event, *gen_event);
 
 out:
 	spin_unlock_irqrestore(&ctx->lock, flags);
@@ -843,6 +837,18 @@
 	return priv->eq_table.uar_map[index] + 0x800 + 8 * (eq->eqn % 4);
 }
 
+static void mlx4_unmap_uar(struct mlx4_dev *dev)
+{
+	struct mlx4_priv *priv = mlx4_priv(dev);
+	int i;
+
+	for (i = 0; i < mlx4_num_eq_uar(dev); ++i)
+		if (priv->eq_table.uar_map[i]) {
+			iounmap(priv->eq_table.uar_map[i]);
+			priv->eq_table.uar_map[i] = NULL;
+		}
+}
+
 static int mlx4_create_eq(struct mlx4_dev *dev, int nent,
 			  u8 intr, struct mlx4_eq *eq)
 {
@@ -1207,6 +1213,7 @@
 	mlx4_free_irqs(dev);
 
 err_out_bitmap:
+	mlx4_unmap_uar(dev);
 	mlx4_bitmap_cleanup(&priv->eq_table.bitmap);
 
 err_out_free:
@@ -1231,10 +1238,7 @@
 	if (!mlx4_is_slave(dev))
 		mlx4_unmap_clr_int(dev);
 
-	for (i = 0; i < mlx4_num_eq_uar(dev); ++i)
-		if (priv->eq_table.uar_map[i])
-			iounmap(priv->eq_table.uar_map[i]);
-
+	mlx4_unmap_uar(dev);
 	mlx4_bitmap_cleanup(&priv->eq_table.bitmap);
 
 	kfree(priv->eq_table.uar_map);
diff --git a/drivers/net/ethernet/mellanox/mlx4/main.c b/drivers/net/ethernet/mellanox/mlx4/main.c
index 80df2ab..2aa80af 100644
--- a/drivers/net/ethernet/mellanox/mlx4/main.c
+++ b/drivers/net/ethernet/mellanox/mlx4/main.c
@@ -1405,7 +1405,10 @@
 	unmap_bf_area(dev);
 
 err_close:
-	mlx4_close_hca(dev);
+	if (mlx4_is_slave(dev))
+		mlx4_slave_exit(dev);
+	else
+		mlx4_CLOSE_HCA(dev, 0);
 
 err_free_icm:
 	if (!mlx4_is_slave(dev))
diff --git a/drivers/net/ethernet/mellanox/mlx4/resource_tracker.c b/drivers/net/ethernet/mellanox/mlx4/resource_tracker.c
index 926c911..b05705f 100644
--- a/drivers/net/ethernet/mellanox/mlx4/resource_tracker.c
+++ b/drivers/net/ethernet/mellanox/mlx4/resource_tracker.c
@@ -330,9 +330,6 @@
 
 	new_index = priv->virt2phys_pkey[slave][port - 1][orig_index];
 	*(u8 *)(inbox->buf + 35) = new_index;
-
-	mlx4_dbg(dev, "port = %d, orig pkey index = %d, "
-		 "new pkey index = %d\n", port, orig_index, new_index);
 }
 
 static void update_gid(struct mlx4_dev *dev, struct mlx4_cmd_mailbox *inbox,
@@ -351,9 +348,6 @@
 		if (optpar & MLX4_QP_OPTPAR_ALT_ADDR_PATH)
 			qp_ctx->alt_path.mgid_index = slave & 0x7F;
 	}
-
-	mlx4_dbg(dev, "slave %d, new gid index: 0x%x ",
-		slave, qp_ctx->pri_path.mgid_index);
 }
 
 static int mpt_mask(struct mlx4_dev *dev)
diff --git a/drivers/net/ethernet/nxp/lpc_eth.c b/drivers/net/ethernet/nxp/lpc_eth.c
index 53743f7..af8b414 100644
--- a/drivers/net/ethernet/nxp/lpc_eth.c
+++ b/drivers/net/ethernet/nxp/lpc_eth.c
@@ -1524,6 +1524,7 @@
 				  pldat->dma_buff_base_p);
 	free_irq(ndev->irq, ndev);
 	iounmap(pldat->net_base);
+	mdiobus_unregister(pldat->mii_bus);
 	mdiobus_free(pldat->mii_bus);
 	clk_disable(pldat->clk);
 	clk_put(pldat->clk);
diff --git a/drivers/net/ethernet/oki-semi/pch_gbe/pch_gbe_main.c b/drivers/net/ethernet/oki-semi/pch_gbe/pch_gbe_main.c
index b2a94d0..4c4fe5b 100644
--- a/drivers/net/ethernet/oki-semi/pch_gbe/pch_gbe_main.c
+++ b/drivers/net/ethernet/oki-semi/pch_gbe/pch_gbe_main.c
@@ -339,26 +339,6 @@
 }
 
 /**
- * pch_gbe_wait_clr_bit_irq - Wait to clear a bit for interrupt context
- * @reg:	Pointer of register
- * @busy:	Busy bit
- */
-static int pch_gbe_wait_clr_bit_irq(void *reg, u32 bit)
-{
-	u32 tmp;
-	int ret = -1;
-	/* wait busy */
-	tmp = 20;
-	while ((ioread32(reg) & bit) && --tmp)
-		udelay(5);
-	if (!tmp)
-		pr_err("Error: busy bit is not cleared\n");
-	else
-		ret = 0;
-	return ret;
-}
-
-/**
  * pch_gbe_mac_mar_set - Set MAC address register
  * @hw:	    Pointer to the HW structure
  * @addr:   Pointer to the MAC address
@@ -409,15 +389,20 @@
 	return;
 }
 
-static void pch_gbe_mac_reset_rx(struct pch_gbe_hw *hw)
+static void pch_gbe_disable_mac_rx(struct pch_gbe_hw *hw)
 {
-	/* Read the MAC addresses. and store to the private data */
-	pch_gbe_mac_read_mac_addr(hw);
-	iowrite32(PCH_GBE_RX_RST, &hw->reg->RESET);
-	pch_gbe_wait_clr_bit_irq(&hw->reg->RESET, PCH_GBE_RX_RST);
-	/* Setup the MAC addresses */
-	pch_gbe_mac_mar_set(hw, hw->mac.addr, 0);
-	return;
+	u32 rctl;
+	/* Disables Receive MAC */
+	rctl = ioread32(&hw->reg->MAC_RX_EN);
+	iowrite32((rctl & ~PCH_GBE_MRE_MAC_RX_EN), &hw->reg->MAC_RX_EN);
+}
+
+static void pch_gbe_enable_mac_rx(struct pch_gbe_hw *hw)
+{
+	u32 rctl;
+	/* Enables Receive MAC */
+	rctl = ioread32(&hw->reg->MAC_RX_EN);
+	iowrite32((rctl | PCH_GBE_MRE_MAC_RX_EN), &hw->reg->MAC_RX_EN);
 }
 
 /**
@@ -913,7 +898,7 @@
 static void pch_gbe_configure_rx(struct pch_gbe_adapter *adapter)
 {
 	struct pch_gbe_hw *hw = &adapter->hw;
-	u32 rdba, rdlen, rctl, rxdma;
+	u32 rdba, rdlen, rxdma;
 
 	pr_debug("dma adr = 0x%08llx  size = 0x%08x\n",
 		 (unsigned long long)adapter->rx_ring->dma,
@@ -921,9 +906,7 @@
 
 	pch_gbe_mac_force_mac_fc(hw);
 
-	/* Disables Receive MAC */
-	rctl = ioread32(&hw->reg->MAC_RX_EN);
-	iowrite32((rctl & ~PCH_GBE_MRE_MAC_RX_EN), &hw->reg->MAC_RX_EN);
+	pch_gbe_disable_mac_rx(hw);
 
 	/* Disables Receive DMA */
 	rxdma = ioread32(&hw->reg->DMA_CTRL);
@@ -1316,38 +1299,17 @@
 	spin_unlock_irqrestore(&adapter->stats_lock, flags);
 }
 
-static void pch_gbe_stop_receive(struct pch_gbe_adapter *adapter)
+static void pch_gbe_disable_dma_rx(struct pch_gbe_hw *hw)
 {
-	struct pch_gbe_hw *hw = &adapter->hw;
 	u32 rxdma;
-	u16 value;
-	int ret;
 
 	/* Disable Receive DMA */
 	rxdma = ioread32(&hw->reg->DMA_CTRL);
 	rxdma &= ~PCH_GBE_RX_DMA_EN;
 	iowrite32(rxdma, &hw->reg->DMA_CTRL);
-	/* Wait Rx DMA BUS is IDLE */
-	ret = pch_gbe_wait_clr_bit_irq(&hw->reg->RX_DMA_ST, PCH_GBE_IDLE_CHECK);
-	if (ret) {
-		/* Disable Bus master */
-		pci_read_config_word(adapter->pdev, PCI_COMMAND, &value);
-		value &= ~PCI_COMMAND_MASTER;
-		pci_write_config_word(adapter->pdev, PCI_COMMAND, value);
-		/* Stop Receive */
-		pch_gbe_mac_reset_rx(hw);
-		/* Enable Bus master */
-		value |= PCI_COMMAND_MASTER;
-		pci_write_config_word(adapter->pdev, PCI_COMMAND, value);
-	} else {
-		/* Stop Receive */
-		pch_gbe_mac_reset_rx(hw);
-	}
-	/* reprogram multicast address register after reset */
-	pch_gbe_set_multi(adapter->netdev);
 }
 
-static void pch_gbe_start_receive(struct pch_gbe_hw *hw)
+static void pch_gbe_enable_dma_rx(struct pch_gbe_hw *hw)
 {
 	u32 rxdma;
 
@@ -1355,9 +1317,6 @@
 	rxdma = ioread32(&hw->reg->DMA_CTRL);
 	rxdma |= PCH_GBE_RX_DMA_EN;
 	iowrite32(rxdma, &hw->reg->DMA_CTRL);
-	/* Enables Receive */
-	iowrite32(PCH_GBE_MRE_MAC_RX_EN, &hw->reg->MAC_RX_EN);
-	return;
 }
 
 /**
@@ -1393,7 +1352,7 @@
 			int_en = ioread32(&hw->reg->INT_EN);
 			iowrite32((int_en & ~PCH_GBE_INT_RX_FIFO_ERR),
 				  &hw->reg->INT_EN);
-			pch_gbe_stop_receive(adapter);
+			pch_gbe_disable_dma_rx(&adapter->hw);
 			int_st |= ioread32(&hw->reg->INT_ST);
 			int_st = int_st & ioread32(&hw->reg->INT_EN);
 		}
@@ -1971,12 +1930,12 @@
 	struct net_device *netdev = adapter->netdev;
 	struct pch_gbe_tx_ring *tx_ring = adapter->tx_ring;
 	struct pch_gbe_rx_ring *rx_ring = adapter->rx_ring;
-	int err;
+	int err = -EINVAL;
 
 	/* Ensure we have a valid MAC */
 	if (!is_valid_ether_addr(adapter->hw.mac.addr)) {
 		pr_err("Error: Invalid MAC address\n");
-		return -EINVAL;
+		goto out;
 	}
 
 	/* hardware has been reset, we need to reload some things */
@@ -1989,18 +1948,19 @@
 
 	err = pch_gbe_request_irq(adapter);
 	if (err) {
-		pr_err("Error: can't bring device up\n");
-		return err;
+		pr_err("Error: can't bring device up - irq request failed\n");
+		goto out;
 	}
 	err = pch_gbe_alloc_rx_buffers_pool(adapter, rx_ring, rx_ring->count);
 	if (err) {
-		pr_err("Error: can't bring device up\n");
-		return err;
+		pr_err("Error: can't bring device up - alloc rx buffers pool failed\n");
+		goto freeirq;
 	}
 	pch_gbe_alloc_tx_buffers(adapter, tx_ring);
 	pch_gbe_alloc_rx_buffers(adapter, rx_ring, rx_ring->count);
 	adapter->tx_queue_len = netdev->tx_queue_len;
-	pch_gbe_start_receive(&adapter->hw);
+	pch_gbe_enable_dma_rx(&adapter->hw);
+	pch_gbe_enable_mac_rx(&adapter->hw);
 
 	mod_timer(&adapter->watchdog_timer, jiffies);
 
@@ -2009,6 +1969,11 @@
 	netif_start_queue(adapter->netdev);
 
 	return 0;
+
+freeirq:
+	pch_gbe_free_irq(adapter);
+out:
+	return err;
 }
 
 /**
@@ -2405,7 +2370,6 @@
 	int work_done = 0;
 	bool poll_end_flag = false;
 	bool cleaned = false;
-	u32 int_en;
 
 	pr_debug("budget : %d\n", budget);
 
@@ -2422,19 +2386,13 @@
 
 	if (poll_end_flag) {
 		napi_complete(napi);
-		if (adapter->rx_stop_flag) {
-			adapter->rx_stop_flag = false;
-			pch_gbe_start_receive(&adapter->hw);
-		}
 		pch_gbe_irq_enable(adapter);
-	} else
-		if (adapter->rx_stop_flag) {
-			adapter->rx_stop_flag = false;
-			pch_gbe_start_receive(&adapter->hw);
-			int_en = ioread32(&adapter->hw.reg->INT_EN);
-			iowrite32((int_en | PCH_GBE_INT_RX_FIFO_ERR),
-				&adapter->hw.reg->INT_EN);
-		}
+	}
+
+	if (adapter->rx_stop_flag) {
+		adapter->rx_stop_flag = false;
+		pch_gbe_enable_dma_rx(&adapter->hw);
+	}
 
 	pr_debug("poll_end_flag : %d  work_done : %d  budget : %d\n",
 		 poll_end_flag, work_done, budget);
diff --git a/drivers/net/ethernet/qlogic/qla3xxx.c b/drivers/net/ethernet/qlogic/qla3xxx.c
index df09b1c..6407d0d 100644
--- a/drivers/net/ethernet/qlogic/qla3xxx.c
+++ b/drivers/net/ethernet/qlogic/qla3xxx.c
@@ -2525,6 +2525,13 @@
 	qdev->req_q_size =
 	    (u32) (NUM_REQ_Q_ENTRIES * sizeof(struct ob_mac_iocb_req));
 
+	qdev->rsp_q_size = NUM_RSP_Q_ENTRIES * sizeof(struct net_rsp_iocb);
+
+	/* The barrier is required to ensure request and response queue
+	 * addr writes to the registers.
+	 */
+	wmb();
+
 	qdev->req_q_virt_addr =
 	    pci_alloc_consistent(qdev->pdev,
 				 (size_t) qdev->req_q_size,
@@ -2536,8 +2543,6 @@
 		return -ENOMEM;
 	}
 
-	qdev->rsp_q_size = NUM_RSP_Q_ENTRIES * sizeof(struct net_rsp_iocb);
-
 	qdev->rsp_q_virt_addr =
 	    pci_alloc_consistent(qdev->pdev,
 				 (size_t) qdev->rsp_q_size,
diff --git a/drivers/net/ethernet/ti/Kconfig b/drivers/net/ethernet/ti/Kconfig
index b26cbda..2c41894 100644
--- a/drivers/net/ethernet/ti/Kconfig
+++ b/drivers/net/ethernet/ti/Kconfig
@@ -5,7 +5,7 @@
 config NET_VENDOR_TI
 	bool "Texas Instruments (TI) devices"
 	default y
-	depends on PCI || EISA || AR7 || (ARM && (ARCH_DAVINCI || ARCH_OMAP3))
+	depends on PCI || EISA || AR7 || (ARM && (ARCH_DAVINCI || ARCH_OMAP3 || SOC_AM33XX))
 	---help---
 	  If you have a network (Ethernet) card belonging to this class, say Y
 	  and read the Ethernet-HOWTO, available from
diff --git a/drivers/net/ethernet/tile/tilegx.c b/drivers/net/ethernet/tile/tilegx.c
index 4e2a162..4e98100 100644
--- a/drivers/net/ethernet/tile/tilegx.c
+++ b/drivers/net/ethernet/tile/tilegx.c
@@ -1334,11 +1334,11 @@
 {
 	struct skb_shared_info *sh = skb_shinfo(skb);
 	unsigned int sh_len = skb_transport_offset(skb) + tcp_hdrlen(skb);
-	unsigned int data_len = skb->data_len + skb->hdr_len - sh_len;
+	unsigned int data_len = skb->len - sh_len;
 	unsigned int p_len = sh->gso_size;
 	long f_id = -1;    /* id of the current fragment */
-	long f_size = skb->hdr_len;  /* size of the current fragment */
-	long f_used = sh_len;  /* bytes used from the current fragment */
+	long f_size = skb_headlen(skb) - sh_len;  /* current fragment size */
+	long f_used = 0;  /* bytes used from the current fragment */
 	long n;            /* size of the current piece of payload */
 	int num_edescs = 0;
 	int segment;
@@ -1353,7 +1353,7 @@
 			/* Advance as needed. */
 			while (f_used >= f_size) {
 				f_id++;
-				f_size = sh->frags[f_id].size;
+				f_size = skb_frag_size(&sh->frags[f_id]);
 				f_used = 0;
 			}
 
@@ -1384,13 +1384,13 @@
 	struct iphdr *ih;
 	struct tcphdr *th;
 	unsigned int sh_len = skb_transport_offset(skb) + tcp_hdrlen(skb);
-	unsigned int data_len = skb->data_len + skb->hdr_len - sh_len;
+	unsigned int data_len = skb->len - sh_len;
 	unsigned char *data = skb->data;
 	unsigned int ih_off, th_off, p_len;
 	unsigned int isum_seed, tsum_seed, id, seq;
 	long f_id = -1;    /* id of the current fragment */
-	long f_size = skb->hdr_len;  /* size of the current fragment */
-	long f_used = sh_len;  /* bytes used from the current fragment */
+	long f_size = skb_headlen(skb) - sh_len;  /* current fragment size */
+	long f_used = 0;  /* bytes used from the current fragment */
 	long n;            /* size of the current piece of payload */
 	int segment;
 
@@ -1405,7 +1405,7 @@
 	isum_seed = ((0xFFFF - ih->check) +
 		     (0xFFFF - ih->tot_len) +
 		     (0xFFFF - ih->id));
-	tsum_seed = th->check + (0xFFFF ^ htons(sh_len + data_len));
+	tsum_seed = th->check + (0xFFFF ^ htons(skb->len));
 	id = ntohs(ih->id);
 	seq = ntohl(th->seq);
 
@@ -1444,7 +1444,7 @@
 			/* Advance as needed. */
 			while (f_used >= f_size) {
 				f_id++;
-				f_size = sh->frags[f_id].size;
+				f_size = skb_frag_size(&sh->frags[f_id]);
 				f_used = 0;
 			}
 
@@ -1478,14 +1478,14 @@
 	struct tile_net_priv *priv = netdev_priv(dev);
 	struct skb_shared_info *sh = skb_shinfo(skb);
 	unsigned int sh_len = skb_transport_offset(skb) + tcp_hdrlen(skb);
-	unsigned int data_len = skb->data_len + skb->hdr_len - sh_len;
+	unsigned int data_len = skb->len - sh_len;
 	unsigned int p_len = sh->gso_size;
 	gxio_mpipe_edesc_t edesc_head = { { 0 } };
 	gxio_mpipe_edesc_t edesc_body = { { 0 } };
 	long f_id = -1;    /* id of the current fragment */
-	long f_size = skb->hdr_len;  /* size of the current fragment */
-	long f_used = sh_len;  /* bytes used from the current fragment */
-	void *f_data = skb->data;
+	long f_size = skb_headlen(skb) - sh_len;  /* current fragment size */
+	long f_used = 0;  /* bytes used from the current fragment */
+	void *f_data = skb->data + sh_len;
 	long n;            /* size of the current piece of payload */
 	unsigned long tx_packets = 0, tx_bytes = 0;
 	unsigned int csum_start;
@@ -1516,15 +1516,18 @@
 
 		/* Egress the payload. */
 		while (p_used < p_len) {
+			void *va;
 
 			/* Advance as needed. */
 			while (f_used >= f_size) {
 				f_id++;
-				f_size = sh->frags[f_id].size;
-				f_used = 0;
+				f_size = skb_frag_size(&sh->frags[f_id]);
 				f_data = tile_net_frag_buf(&sh->frags[f_id]);
+				f_used = 0;
 			}
 
+			va = f_data + f_used;
+
 			/* Use bytes from the current fragment. */
 			n = p_len - p_used;
 			if (n > f_size - f_used)
@@ -1533,7 +1536,7 @@
 			p_used += n;
 
 			/* Egress a piece of the payload. */
-			edesc_body.va = va_to_tile_io_addr(f_data) + f_used;
+			edesc_body.va = va_to_tile_io_addr(va);
 			edesc_body.xfer_size = n;
 			edesc_body.bound = !(p_used < p_len);
 			gxio_mpipe_equeue_put_at(equeue, edesc_body, slot);
diff --git a/drivers/net/phy/Kconfig b/drivers/net/phy/Kconfig
index 983bbf4..961f0b2 100644
--- a/drivers/net/phy/Kconfig
+++ b/drivers/net/phy/Kconfig
@@ -15,6 +15,11 @@
 
 comment "MII PHY device drivers"
 
+config AT803X_PHY
+	tristate "Drivers for Atheros AT803X PHYs"
+	---help---
+	  Currently supports the AT8030 and AT8035 model
+
 config AMD_PHY
 	tristate "Drivers for the AMD PHYs"
 	---help---
diff --git a/drivers/net/phy/Makefile b/drivers/net/phy/Makefile
index 426674d..9645e38 100644
--- a/drivers/net/phy/Makefile
+++ b/drivers/net/phy/Makefile
@@ -25,6 +25,7 @@
 obj-$(CONFIG_MICREL_PHY)	+= micrel.o
 obj-$(CONFIG_MDIO_OCTEON)	+= mdio-octeon.o
 obj-$(CONFIG_MICREL_KS8995MA)	+= spi_ks8995.o
+obj-$(CONFIG_AT803X_PHY)	+= at803x.o
 obj-$(CONFIG_AMD_PHY)		+= amd.o
 obj-$(CONFIG_MDIO_BUS_MUX)	+= mdio-mux.o
 obj-$(CONFIG_MDIO_BUS_MUX_GPIO)	+= mdio-mux-gpio.o
diff --git a/drivers/net/phy/at803x.c b/drivers/net/phy/at803x.c
new file mode 100644
index 0000000..45cbc10
--- /dev/null
+++ b/drivers/net/phy/at803x.c
@@ -0,0 +1,176 @@
+/*
+ * drivers/net/phy/at803x.c
+ *
+ * Driver for Atheros 803x PHY
+ *
+ * Author: Matus Ujhelyi <ujhelyi.m@gmail.com>
+ *
+ * This program is free software; you can redistribute  it and/or modify it
+ * under  the terms of  the GNU General  Public License as published by the
+ * Free Software Foundation;  either version 2 of the  License, or (at your
+ * option) any later version.
+ */
+
+#include <linux/phy.h>
+#include <linux/module.h>
+#include <linux/string.h>
+#include <linux/netdevice.h>
+#include <linux/etherdevice.h>
+
+#define AT803X_INTR_ENABLE			0x12
+#define AT803X_INTR_STATUS			0x13
+#define AT803X_WOL_ENABLE			0x01
+#define AT803X_DEVICE_ADDR			0x03
+#define AT803X_LOC_MAC_ADDR_0_15_OFFSET		0x804C
+#define AT803X_LOC_MAC_ADDR_16_31_OFFSET	0x804B
+#define AT803X_LOC_MAC_ADDR_32_47_OFFSET	0x804A
+#define AT803X_MMD_ACCESS_CONTROL		0x0D
+#define AT803X_MMD_ACCESS_CONTROL_DATA		0x0E
+#define AT803X_FUNC_DATA			0x4003
+
+MODULE_DESCRIPTION("Atheros 803x PHY driver");
+MODULE_AUTHOR("Matus Ujhelyi");
+MODULE_LICENSE("GPL");
+
+static void at803x_set_wol_mac_addr(struct phy_device *phydev)
+{
+	struct net_device *ndev = phydev->attached_dev;
+	const u8 *mac;
+	unsigned int i, offsets[] = {
+		AT803X_LOC_MAC_ADDR_32_47_OFFSET,
+		AT803X_LOC_MAC_ADDR_16_31_OFFSET,
+		AT803X_LOC_MAC_ADDR_0_15_OFFSET,
+	};
+
+	if (!ndev)
+		return;
+
+	mac = (const u8 *) ndev->dev_addr;
+
+	if (!is_valid_ether_addr(mac))
+		return;
+
+	for (i = 0; i < 3; i++) {
+		phy_write(phydev, AT803X_MMD_ACCESS_CONTROL,
+				  AT803X_DEVICE_ADDR);
+		phy_write(phydev, AT803X_MMD_ACCESS_CONTROL_DATA,
+				  offsets[i]);
+		phy_write(phydev, AT803X_MMD_ACCESS_CONTROL,
+				  AT803X_FUNC_DATA);
+		phy_write(phydev, AT803X_MMD_ACCESS_CONTROL_DATA,
+				  mac[(i * 2) + 1] | (mac[(i * 2)] << 8));
+	}
+}
+
+static int at803x_config_init(struct phy_device *phydev)
+{
+	int val;
+	u32 features;
+	int status;
+
+	features = SUPPORTED_TP | SUPPORTED_MII | SUPPORTED_AUI |
+		   SUPPORTED_FIBRE | SUPPORTED_BNC;
+
+	val = phy_read(phydev, MII_BMSR);
+	if (val < 0)
+		return val;
+
+	if (val & BMSR_ANEGCAPABLE)
+		features |= SUPPORTED_Autoneg;
+	if (val & BMSR_100FULL)
+		features |= SUPPORTED_100baseT_Full;
+	if (val & BMSR_100HALF)
+		features |= SUPPORTED_100baseT_Half;
+	if (val & BMSR_10FULL)
+		features |= SUPPORTED_10baseT_Full;
+	if (val & BMSR_10HALF)
+		features |= SUPPORTED_10baseT_Half;
+
+	if (val & BMSR_ESTATEN) {
+		val = phy_read(phydev, MII_ESTATUS);
+		if (val < 0)
+			return val;
+
+		if (val & ESTATUS_1000_TFULL)
+			features |= SUPPORTED_1000baseT_Full;
+		if (val & ESTATUS_1000_THALF)
+			features |= SUPPORTED_1000baseT_Half;
+	}
+
+	phydev->supported = features;
+	phydev->advertising = features;
+
+	/* enable WOL */
+	at803x_set_wol_mac_addr(phydev);
+	status = phy_write(phydev, AT803X_INTR_ENABLE, AT803X_WOL_ENABLE);
+	status = phy_read(phydev, AT803X_INTR_STATUS);
+
+	return 0;
+}
+
+/* ATHEROS 8035 */
+static struct phy_driver at8035_driver = {
+	.phy_id		= 0x004dd072,
+	.name		= "Atheros 8035 ethernet",
+	.phy_id_mask	= 0xffffffef,
+	.config_init	= at803x_config_init,
+	.features	= PHY_GBIT_FEATURES,
+	.flags		= PHY_HAS_INTERRUPT,
+	.config_aneg	= &genphy_config_aneg,
+	.read_status	= &genphy_read_status,
+	.driver		= {
+		.owner = THIS_MODULE,
+	},
+};
+
+/* ATHEROS 8030 */
+static struct phy_driver at8030_driver = {
+	.phy_id		= 0x004dd076,
+	.name		= "Atheros 8030 ethernet",
+	.phy_id_mask	= 0xffffffef,
+	.config_init	= at803x_config_init,
+	.features	= PHY_GBIT_FEATURES,
+	.flags		= PHY_HAS_INTERRUPT,
+	.config_aneg	= &genphy_config_aneg,
+	.read_status	= &genphy_read_status,
+	.driver		= {
+		.owner = THIS_MODULE,
+	},
+};
+
+static int __init atheros_init(void)
+{
+	int ret;
+
+	ret = phy_driver_register(&at8035_driver);
+	if (ret)
+		goto err1;
+
+	ret = phy_driver_register(&at8030_driver);
+	if (ret)
+		goto err2;
+
+	return 0;
+
+err2:
+	phy_driver_unregister(&at8035_driver);
+err1:
+	return ret;
+}
+
+static void __exit atheros_exit(void)
+{
+	phy_driver_unregister(&at8035_driver);
+	phy_driver_unregister(&at8030_driver);
+}
+
+module_init(atheros_init);
+module_exit(atheros_exit);
+
+static struct mdio_device_id __maybe_unused atheros_tbl[] = {
+	{ 0x004dd076, 0xffffffef },
+	{ 0x004dd072, 0xffffffef },
+	{ }
+};
+
+MODULE_DEVICE_TABLE(mdio, atheros_tbl);
diff --git a/drivers/net/phy/mdio-bitbang.c b/drivers/net/phy/mdio-bitbang.c
index daec9b0..6428fcb 100644
--- a/drivers/net/phy/mdio-bitbang.c
+++ b/drivers/net/phy/mdio-bitbang.c
@@ -234,6 +234,7 @@
 	struct mdiobb_ctrl *ctrl = bus->priv;
 
 	module_put(ctrl->ops->owner);
+	mdiobus_unregister(bus);
 	mdiobus_free(bus);
 }
 EXPORT_SYMBOL(free_mdio_bitbang);
diff --git a/drivers/net/usb/cdc_ether.c b/drivers/net/usb/cdc_ether.c
index a03de71..d012982 100644
--- a/drivers/net/usb/cdc_ether.c
+++ b/drivers/net/usb/cdc_ether.c
@@ -592,6 +592,32 @@
 	.driver_info		= 0,
 },
 
+/* Novatel USB551L and MC551 - handled by qmi_wwan */
+{
+	.match_flags    =   USB_DEVICE_ID_MATCH_VENDOR
+		 | USB_DEVICE_ID_MATCH_PRODUCT
+		 | USB_DEVICE_ID_MATCH_INT_INFO,
+	.idVendor               = NOVATEL_VENDOR_ID,
+	.idProduct		= 0xB001,
+	.bInterfaceClass	= USB_CLASS_COMM,
+	.bInterfaceSubClass	= USB_CDC_SUBCLASS_ETHERNET,
+	.bInterfaceProtocol	= USB_CDC_PROTO_NONE,
+	.driver_info = 0,
+},
+
+/* Novatel E362 - handled by qmi_wwan */
+{
+	.match_flags    =   USB_DEVICE_ID_MATCH_VENDOR
+		 | USB_DEVICE_ID_MATCH_PRODUCT
+		 | USB_DEVICE_ID_MATCH_INT_INFO,
+	.idVendor               = NOVATEL_VENDOR_ID,
+	.idProduct		= 0x9010,
+	.bInterfaceClass	= USB_CLASS_COMM,
+	.bInterfaceSubClass	= USB_CDC_SUBCLASS_ETHERNET,
+	.bInterfaceProtocol	= USB_CDC_PROTO_NONE,
+	.driver_info = 0,
+},
+
 /*
  * WHITELIST!!!
  *
@@ -604,21 +630,6 @@
  * because of bugs/quirks in a given product (like Zaurus, above).
  */
 {
-	/* Novatel USB551L */
-	/* This match must come *before* the generic CDC-ETHER match so that
-	 * we get FLAG_WWAN set on the device, since it's descriptors are
-	 * generic CDC-ETHER.
-	 */
-	.match_flags    =   USB_DEVICE_ID_MATCH_VENDOR
-		 | USB_DEVICE_ID_MATCH_PRODUCT
-		 | USB_DEVICE_ID_MATCH_INT_INFO,
-	.idVendor               = NOVATEL_VENDOR_ID,
-	.idProduct		= 0xB001,
-	.bInterfaceClass	= USB_CLASS_COMM,
-	.bInterfaceSubClass	= USB_CDC_SUBCLASS_ETHERNET,
-	.bInterfaceProtocol	= USB_CDC_PROTO_NONE,
-	.driver_info = (unsigned long)&wwan_info,
-}, {
 	/* ZTE (Vodafone) K3805-Z */
 	.match_flags    =   USB_DEVICE_ID_MATCH_VENDOR
 		 | USB_DEVICE_ID_MATCH_PRODUCT
diff --git a/drivers/net/usb/ipheth.c b/drivers/net/usb/ipheth.c
index a28a983..534d8be 100644
--- a/drivers/net/usb/ipheth.c
+++ b/drivers/net/usb/ipheth.c
@@ -62,6 +62,7 @@
 #define USB_PRODUCT_IPAD 0x129a
 #define USB_PRODUCT_IPHONE_4_VZW 0x129c
 #define USB_PRODUCT_IPHONE_4S	0x12a0
+#define USB_PRODUCT_IPHONE_5	0x12a8
 
 #define IPHETH_USBINTF_CLASS    255
 #define IPHETH_USBINTF_SUBCLASS 253
@@ -113,6 +114,10 @@
 		USB_VENDOR_APPLE, USB_PRODUCT_IPHONE_4S,
 		IPHETH_USBINTF_CLASS, IPHETH_USBINTF_SUBCLASS,
 		IPHETH_USBINTF_PROTO) },
+	{ USB_DEVICE_AND_INTERFACE_INFO(
+		USB_VENDOR_APPLE, USB_PRODUCT_IPHONE_5,
+		IPHETH_USBINTF_CLASS, IPHETH_USBINTF_SUBCLASS,
+		IPHETH_USBINTF_PROTO) },
 	{ }
 };
 MODULE_DEVICE_TABLE(usb, ipheth_table);
diff --git a/drivers/net/usb/qmi_wwan.c b/drivers/net/usb/qmi_wwan.c
index 6883c37..3b566fa 100644
--- a/drivers/net/usb/qmi_wwan.c
+++ b/drivers/net/usb/qmi_wwan.c
@@ -369,18 +369,73 @@
 		USB_VENDOR_AND_INTERFACE_INFO(0x106c, USB_CLASS_VENDOR_SPEC, 0xf1, 0xff),
 		.driver_info        = (unsigned long)&qmi_wwan_info,
 	},
+	{	/* Novatel USB551L and MC551 */
+		USB_DEVICE_AND_INTERFACE_INFO(0x1410, 0xb001,
+		                              USB_CLASS_COMM,
+		                              USB_CDC_SUBCLASS_ETHERNET,
+		                              USB_CDC_PROTO_NONE),
+		.driver_info        = (unsigned long)&qmi_wwan_info,
+	},
+	{	/* Novatel E362 */
+		USB_DEVICE_AND_INTERFACE_INFO(0x1410, 0x9010,
+		                              USB_CLASS_COMM,
+		                              USB_CDC_SUBCLASS_ETHERNET,
+		                              USB_CDC_PROTO_NONE),
+		.driver_info        = (unsigned long)&qmi_wwan_info,
+	},
 
 	/* 3. Combined interface devices matching on interface number */
+	{QMI_FIXED_INTF(0x19d2, 0x0002, 1)},
+	{QMI_FIXED_INTF(0x19d2, 0x0012, 1)},
+	{QMI_FIXED_INTF(0x19d2, 0x0017, 3)},
+	{QMI_FIXED_INTF(0x19d2, 0x0021, 4)},
+	{QMI_FIXED_INTF(0x19d2, 0x0025, 1)},
+	{QMI_FIXED_INTF(0x19d2, 0x0031, 4)},
+	{QMI_FIXED_INTF(0x19d2, 0x0042, 4)},
+	{QMI_FIXED_INTF(0x19d2, 0x0049, 5)},
+	{QMI_FIXED_INTF(0x19d2, 0x0052, 4)},
 	{QMI_FIXED_INTF(0x19d2, 0x0055, 1)},	/* ZTE (Vodafone) K3520-Z */
+	{QMI_FIXED_INTF(0x19d2, 0x0058, 4)},
 	{QMI_FIXED_INTF(0x19d2, 0x0063, 4)},	/* ZTE (Vodafone) K3565-Z */
 	{QMI_FIXED_INTF(0x19d2, 0x0104, 4)},	/* ZTE (Vodafone) K4505-Z */
+	{QMI_FIXED_INTF(0x19d2, 0x0113, 5)},
+	{QMI_FIXED_INTF(0x19d2, 0x0118, 5)},
+	{QMI_FIXED_INTF(0x19d2, 0x0121, 5)},
+	{QMI_FIXED_INTF(0x19d2, 0x0123, 4)},
+	{QMI_FIXED_INTF(0x19d2, 0x0124, 5)},
+	{QMI_FIXED_INTF(0x19d2, 0x0125, 6)},
+	{QMI_FIXED_INTF(0x19d2, 0x0126, 5)},
+	{QMI_FIXED_INTF(0x19d2, 0x0130, 1)},
+	{QMI_FIXED_INTF(0x19d2, 0x0133, 3)},
+	{QMI_FIXED_INTF(0x19d2, 0x0141, 5)},
 	{QMI_FIXED_INTF(0x19d2, 0x0157, 5)},	/* ZTE MF683 */
+	{QMI_FIXED_INTF(0x19d2, 0x0158, 3)},
 	{QMI_FIXED_INTF(0x19d2, 0x0167, 4)},	/* ZTE MF820D */
+	{QMI_FIXED_INTF(0x19d2, 0x0168, 4)},
+	{QMI_FIXED_INTF(0x19d2, 0x0176, 3)},
+	{QMI_FIXED_INTF(0x19d2, 0x0178, 3)},
+	{QMI_FIXED_INTF(0x19d2, 0x0191, 4)},	/* ZTE EuFi890 */
+	{QMI_FIXED_INTF(0x19d2, 0x0199, 1)},	/* ZTE MF820S */
+	{QMI_FIXED_INTF(0x19d2, 0x0200, 1)},
+	{QMI_FIXED_INTF(0x19d2, 0x0257, 3)},	/* ZTE MF821 */
 	{QMI_FIXED_INTF(0x19d2, 0x0326, 4)},	/* ZTE MF821D */
 	{QMI_FIXED_INTF(0x19d2, 0x1008, 4)},	/* ZTE (Vodafone) K3570-Z */
 	{QMI_FIXED_INTF(0x19d2, 0x1010, 4)},	/* ZTE (Vodafone) K3571-Z */
+	{QMI_FIXED_INTF(0x19d2, 0x1012, 4)},
 	{QMI_FIXED_INTF(0x19d2, 0x1018, 3)},	/* ZTE (Vodafone) K5006-Z */
+	{QMI_FIXED_INTF(0x19d2, 0x1021, 2)},
+	{QMI_FIXED_INTF(0x19d2, 0x1245, 4)},
+	{QMI_FIXED_INTF(0x19d2, 0x1247, 4)},
+	{QMI_FIXED_INTF(0x19d2, 0x1252, 4)},
+	{QMI_FIXED_INTF(0x19d2, 0x1254, 4)},
+	{QMI_FIXED_INTF(0x19d2, 0x1255, 3)},
+	{QMI_FIXED_INTF(0x19d2, 0x1255, 4)},
+	{QMI_FIXED_INTF(0x19d2, 0x1256, 4)},
+	{QMI_FIXED_INTF(0x19d2, 0x1401, 2)},
 	{QMI_FIXED_INTF(0x19d2, 0x1402, 2)},	/* ZTE MF60 */
+	{QMI_FIXED_INTF(0x19d2, 0x1424, 2)},
+	{QMI_FIXED_INTF(0x19d2, 0x1425, 2)},
+	{QMI_FIXED_INTF(0x19d2, 0x1426, 2)},	/* ZTE MF91 */
 	{QMI_FIXED_INTF(0x19d2, 0x2002, 4)},	/* ZTE (Vodafone) K3765-Z */
 	{QMI_FIXED_INTF(0x0f3d, 0x68a2, 8)},    /* Sierra Wireless MC7700 */
 	{QMI_FIXED_INTF(0x114f, 0x68a2, 8)},    /* Sierra Wireless MC7750 */
diff --git a/drivers/net/usb/usbnet.c b/drivers/net/usb/usbnet.c
index f9819d1..cb04f90 100644
--- a/drivers/net/usb/usbnet.c
+++ b/drivers/net/usb/usbnet.c
@@ -1158,6 +1158,7 @@
 		usb_anchor_urb(urb, &dev->deferred);
 		/* no use to process more packets */
 		netif_stop_queue(net);
+		usb_put_urb(urb);
 		spin_unlock_irqrestore(&dev->txq.lock, flags);
 		netdev_dbg(dev->net, "Delaying transmission for resumption\n");
 		goto deferred;
@@ -1310,6 +1311,8 @@
 
 	cancel_work_sync(&dev->kevent);
 
+	usb_scuttle_anchored_urbs(&dev->deferred);
+
 	if (dev->driver_info->unbind)
 		dev->driver_info->unbind (dev, intf);
 
diff --git a/drivers/net/vmxnet3/vmxnet3_drv.c b/drivers/net/vmxnet3/vmxnet3_drv.c
index ce9d4f2..0ae1bcc 100644
--- a/drivers/net/vmxnet3/vmxnet3_drv.c
+++ b/drivers/net/vmxnet3/vmxnet3_drv.c
@@ -744,28 +744,43 @@
 
 	for (i = 0; i < skb_shinfo(skb)->nr_frags; i++) {
 		const struct skb_frag_struct *frag = &skb_shinfo(skb)->frags[i];
+		u32 buf_size;
 
-		tbi = tq->buf_info + tq->tx_ring.next2fill;
-		tbi->map_type = VMXNET3_MAP_PAGE;
-		tbi->dma_addr = skb_frag_dma_map(&adapter->pdev->dev, frag,
-						 0, skb_frag_size(frag),
-						 DMA_TO_DEVICE);
+		buf_offset = 0;
+		len = skb_frag_size(frag);
+		while (len) {
+			tbi = tq->buf_info + tq->tx_ring.next2fill;
+			if (len < VMXNET3_MAX_TX_BUF_SIZE) {
+				buf_size = len;
+				dw2 |= len;
+			} else {
+				buf_size = VMXNET3_MAX_TX_BUF_SIZE;
+				/* spec says that for TxDesc.len, 0 == 2^14 */
+			}
+			tbi->map_type = VMXNET3_MAP_PAGE;
+			tbi->dma_addr = skb_frag_dma_map(&adapter->pdev->dev, frag,
+							 buf_offset, buf_size,
+							 DMA_TO_DEVICE);
 
-		tbi->len = skb_frag_size(frag);
+			tbi->len = buf_size;
 
-		gdesc = tq->tx_ring.base + tq->tx_ring.next2fill;
-		BUG_ON(gdesc->txd.gen == tq->tx_ring.gen);
+			gdesc = tq->tx_ring.base + tq->tx_ring.next2fill;
+			BUG_ON(gdesc->txd.gen == tq->tx_ring.gen);
 
-		gdesc->txd.addr = cpu_to_le64(tbi->dma_addr);
-		gdesc->dword[2] = cpu_to_le32(dw2 | skb_frag_size(frag));
-		gdesc->dword[3] = 0;
+			gdesc->txd.addr = cpu_to_le64(tbi->dma_addr);
+			gdesc->dword[2] = cpu_to_le32(dw2);
+			gdesc->dword[3] = 0;
 
-		dev_dbg(&adapter->netdev->dev,
-			"txd[%u]: 0x%llu %u %u\n",
-			tq->tx_ring.next2fill, le64_to_cpu(gdesc->txd.addr),
-			le32_to_cpu(gdesc->dword[2]), gdesc->dword[3]);
-		vmxnet3_cmd_ring_adv_next2fill(&tq->tx_ring);
-		dw2 = tq->tx_ring.gen << VMXNET3_TXD_GEN_SHIFT;
+			dev_dbg(&adapter->netdev->dev,
+				"txd[%u]: 0x%llu %u %u\n",
+				tq->tx_ring.next2fill, le64_to_cpu(gdesc->txd.addr),
+				le32_to_cpu(gdesc->dword[2]), gdesc->dword[3]);
+			vmxnet3_cmd_ring_adv_next2fill(&tq->tx_ring);
+			dw2 = tq->tx_ring.gen << VMXNET3_TXD_GEN_SHIFT;
+
+			len -= buf_size;
+			buf_offset += buf_size;
+		}
 	}
 
 	ctx->eop_txd = gdesc;
@@ -886,6 +901,18 @@
 	}
 }
 
+static int txd_estimate(const struct sk_buff *skb)
+{
+	int count = VMXNET3_TXD_NEEDED(skb_headlen(skb)) + 1;
+	int i;
+
+	for (i = 0; i < skb_shinfo(skb)->nr_frags; i++) {
+		const struct skb_frag_struct *frag = &skb_shinfo(skb)->frags[i];
+
+		count += VMXNET3_TXD_NEEDED(skb_frag_size(frag));
+	}
+	return count;
+}
 
 /*
  * Transmits a pkt thru a given tq
@@ -914,9 +941,7 @@
 	union Vmxnet3_GenericDesc tempTxDesc;
 #endif
 
-	/* conservatively estimate # of descriptors to use */
-	count = VMXNET3_TXD_NEEDED(skb_headlen(skb)) +
-		skb_shinfo(skb)->nr_frags + 1;
+	count = txd_estimate(skb);
 
 	ctx.ipv4 = (vlan_get_protocol(skb) == cpu_to_be16(ETH_P_IP));
 
diff --git a/drivers/net/vxlan.c b/drivers/net/vxlan.c
index 607976c..7b4adde 100644
--- a/drivers/net/vxlan.c
+++ b/drivers/net/vxlan.c
@@ -816,7 +816,7 @@
 				= container_of(p, struct vxlan_fdb, hlist);
 			unsigned long timeout;
 
-			if (f->state == NUD_PERMANENT)
+			if (f->state & NUD_PERMANENT)
 				continue;
 
 			timeout = f->used + vxlan->age_interval * HZ;
diff --git a/drivers/net/wireless/ath/ath9k/ar9003_2p2_initvals.h b/drivers/net/wireless/ath/ath9k/ar9003_2p2_initvals.h
index 89bf94d..6f7cf49 100644
--- a/drivers/net/wireless/ath/ath9k/ar9003_2p2_initvals.h
+++ b/drivers/net/wireless/ath/ath9k/ar9003_2p2_initvals.h
@@ -534,107 +534,107 @@
 
 static const u32 ar9300Modes_high_power_tx_gain_table_2p2[][5] = {
 	/* Addr      5G_HT20     5G_HT40     2G_HT40     2G_HT20   */
-	{0x0000a2dc, 0x000cfff0, 0x000cfff0, 0x03aaa352, 0x03aaa352},
-	{0x0000a2e0, 0x000f0000, 0x000f0000, 0x03ccc584, 0x03ccc584},
-	{0x0000a2e4, 0x03f00000, 0x03f00000, 0x03f0f800, 0x03f0f800},
+	{0x0000a2dc, 0x00033800, 0x00033800, 0x03aaa352, 0x03aaa352},
+	{0x0000a2e0, 0x0003c000, 0x0003c000, 0x03ccc584, 0x03ccc584},
+	{0x0000a2e4, 0x03fc0000, 0x03fc0000, 0x03f0f800, 0x03f0f800},
 	{0x0000a2e8, 0x00000000, 0x00000000, 0x03ff0000, 0x03ff0000},
 	{0x0000a410, 0x000050d9, 0x000050d9, 0x000050d9, 0x000050d9},
 	{0x0000a500, 0x00000000, 0x00000000, 0x00000000, 0x00000000},
 	{0x0000a504, 0x06000003, 0x06000003, 0x04000002, 0x04000002},
 	{0x0000a508, 0x0a000020, 0x0a000020, 0x08000004, 0x08000004},
 	{0x0000a50c, 0x10000023, 0x10000023, 0x0b000200, 0x0b000200},
-	{0x0000a510, 0x15000028, 0x15000028, 0x0f000202, 0x0f000202},
-	{0x0000a514, 0x1b00002b, 0x1b00002b, 0x12000400, 0x12000400},
-	{0x0000a518, 0x1f020028, 0x1f020028, 0x16000402, 0x16000402},
-	{0x0000a51c, 0x2502002b, 0x2502002b, 0x19000404, 0x19000404},
-	{0x0000a520, 0x2a04002a, 0x2a04002a, 0x1c000603, 0x1c000603},
-	{0x0000a524, 0x2e06002a, 0x2e06002a, 0x21000a02, 0x21000a02},
-	{0x0000a528, 0x3302202d, 0x3302202d, 0x25000a04, 0x25000a04},
-	{0x0000a52c, 0x3804202c, 0x3804202c, 0x28000a20, 0x28000a20},
-	{0x0000a530, 0x3c06202c, 0x3c06202c, 0x2c000e20, 0x2c000e20},
-	{0x0000a534, 0x4108202d, 0x4108202d, 0x30000e22, 0x30000e22},
-	{0x0000a538, 0x4506402d, 0x4506402d, 0x34000e24, 0x34000e24},
-	{0x0000a53c, 0x4906222d, 0x4906222d, 0x38001640, 0x38001640},
-	{0x0000a540, 0x4d062231, 0x4d062231, 0x3c001660, 0x3c001660},
-	{0x0000a544, 0x50082231, 0x50082231, 0x3f001861, 0x3f001861},
-	{0x0000a548, 0x5608422e, 0x5608422e, 0x43001a81, 0x43001a81},
-	{0x0000a54c, 0x5a08442e, 0x5a08442e, 0x47001a83, 0x47001a83},
-	{0x0000a550, 0x5e0a4431, 0x5e0a4431, 0x4a001c84, 0x4a001c84},
-	{0x0000a554, 0x640a4432, 0x640a4432, 0x4e001ce3, 0x4e001ce3},
-	{0x0000a558, 0x680a4434, 0x680a4434, 0x52001ce5, 0x52001ce5},
-	{0x0000a55c, 0x6c0a6434, 0x6c0a6434, 0x56001ce9, 0x56001ce9},
-	{0x0000a560, 0x6f0a6633, 0x6f0a6633, 0x5a001ceb, 0x5a001ceb},
-	{0x0000a564, 0x730c6634, 0x730c6634, 0x5d001eec, 0x5d001eec},
-	{0x0000a568, 0x730c6634, 0x730c6634, 0x5d001eec, 0x5d001eec},
-	{0x0000a56c, 0x730c6634, 0x730c6634, 0x5d001eec, 0x5d001eec},
-	{0x0000a570, 0x730c6634, 0x730c6634, 0x5d001eec, 0x5d001eec},
-	{0x0000a574, 0x730c6634, 0x730c6634, 0x5d001eec, 0x5d001eec},
-	{0x0000a578, 0x730c6634, 0x730c6634, 0x5d001eec, 0x5d001eec},
-	{0x0000a57c, 0x730c6634, 0x730c6634, 0x5d001eec, 0x5d001eec},
+	{0x0000a510, 0x16000220, 0x16000220, 0x0f000202, 0x0f000202},
+	{0x0000a514, 0x1c000223, 0x1c000223, 0x12000400, 0x12000400},
+	{0x0000a518, 0x21002220, 0x21002220, 0x16000402, 0x16000402},
+	{0x0000a51c, 0x27002223, 0x27002223, 0x19000404, 0x19000404},
+	{0x0000a520, 0x2b022220, 0x2b022220, 0x1c000603, 0x1c000603},
+	{0x0000a524, 0x2f022222, 0x2f022222, 0x21000a02, 0x21000a02},
+	{0x0000a528, 0x34022225, 0x34022225, 0x25000a04, 0x25000a04},
+	{0x0000a52c, 0x3a02222a, 0x3a02222a, 0x28000a20, 0x28000a20},
+	{0x0000a530, 0x3e02222c, 0x3e02222c, 0x2c000e20, 0x2c000e20},
+	{0x0000a534, 0x4202242a, 0x4202242a, 0x30000e22, 0x30000e22},
+	{0x0000a538, 0x4702244a, 0x4702244a, 0x34000e24, 0x34000e24},
+	{0x0000a53c, 0x4b02244c, 0x4b02244c, 0x38001640, 0x38001640},
+	{0x0000a540, 0x4e02246c, 0x4e02246c, 0x3c001660, 0x3c001660},
+	{0x0000a544, 0x52022470, 0x52022470, 0x3f001861, 0x3f001861},
+	{0x0000a548, 0x55022490, 0x55022490, 0x43001a81, 0x43001a81},
+	{0x0000a54c, 0x59022492, 0x59022492, 0x47001a83, 0x47001a83},
+	{0x0000a550, 0x5d022692, 0x5d022692, 0x4a001c84, 0x4a001c84},
+	{0x0000a554, 0x61022892, 0x61022892, 0x4e001ce3, 0x4e001ce3},
+	{0x0000a558, 0x65024890, 0x65024890, 0x52001ce5, 0x52001ce5},
+	{0x0000a55c, 0x69024892, 0x69024892, 0x56001ce9, 0x56001ce9},
+	{0x0000a560, 0x6e024c92, 0x6e024c92, 0x5a001ceb, 0x5a001ceb},
+	{0x0000a564, 0x74026e92, 0x74026e92, 0x5d001eec, 0x5d001eec},
+	{0x0000a568, 0x74026e92, 0x74026e92, 0x5d001eec, 0x5d001eec},
+	{0x0000a56c, 0x74026e92, 0x74026e92, 0x5d001eec, 0x5d001eec},
+	{0x0000a570, 0x74026e92, 0x74026e92, 0x5d001eec, 0x5d001eec},
+	{0x0000a574, 0x74026e92, 0x74026e92, 0x5d001eec, 0x5d001eec},
+	{0x0000a578, 0x74026e92, 0x74026e92, 0x5d001eec, 0x5d001eec},
+	{0x0000a57c, 0x74026e92, 0x74026e92, 0x5d001eec, 0x5d001eec},
 	{0x0000a580, 0x00800000, 0x00800000, 0x00800000, 0x00800000},
 	{0x0000a584, 0x06800003, 0x06800003, 0x04800002, 0x04800002},
 	{0x0000a588, 0x0a800020, 0x0a800020, 0x08800004, 0x08800004},
 	{0x0000a58c, 0x10800023, 0x10800023, 0x0b800200, 0x0b800200},
-	{0x0000a590, 0x15800028, 0x15800028, 0x0f800202, 0x0f800202},
-	{0x0000a594, 0x1b80002b, 0x1b80002b, 0x12800400, 0x12800400},
-	{0x0000a598, 0x1f820028, 0x1f820028, 0x16800402, 0x16800402},
-	{0x0000a59c, 0x2582002b, 0x2582002b, 0x19800404, 0x19800404},
-	{0x0000a5a0, 0x2a84002a, 0x2a84002a, 0x1c800603, 0x1c800603},
-	{0x0000a5a4, 0x2e86002a, 0x2e86002a, 0x21800a02, 0x21800a02},
-	{0x0000a5a8, 0x3382202d, 0x3382202d, 0x25800a04, 0x25800a04},
-	{0x0000a5ac, 0x3884202c, 0x3884202c, 0x28800a20, 0x28800a20},
-	{0x0000a5b0, 0x3c86202c, 0x3c86202c, 0x2c800e20, 0x2c800e20},
-	{0x0000a5b4, 0x4188202d, 0x4188202d, 0x30800e22, 0x30800e22},
-	{0x0000a5b8, 0x4586402d, 0x4586402d, 0x34800e24, 0x34800e24},
-	{0x0000a5bc, 0x4986222d, 0x4986222d, 0x38801640, 0x38801640},
-	{0x0000a5c0, 0x4d862231, 0x4d862231, 0x3c801660, 0x3c801660},
-	{0x0000a5c4, 0x50882231, 0x50882231, 0x3f801861, 0x3f801861},
-	{0x0000a5c8, 0x5688422e, 0x5688422e, 0x43801a81, 0x43801a81},
-	{0x0000a5cc, 0x5a88442e, 0x5a88442e, 0x47801a83, 0x47801a83},
-	{0x0000a5d0, 0x5e8a4431, 0x5e8a4431, 0x4a801c84, 0x4a801c84},
-	{0x0000a5d4, 0x648a4432, 0x648a4432, 0x4e801ce3, 0x4e801ce3},
-	{0x0000a5d8, 0x688a4434, 0x688a4434, 0x52801ce5, 0x52801ce5},
-	{0x0000a5dc, 0x6c8a6434, 0x6c8a6434, 0x56801ce9, 0x56801ce9},
-	{0x0000a5e0, 0x6f8a6633, 0x6f8a6633, 0x5a801ceb, 0x5a801ceb},
-	{0x0000a5e4, 0x738c6634, 0x738c6634, 0x5d801eec, 0x5d801eec},
-	{0x0000a5e8, 0x738c6634, 0x738c6634, 0x5d801eec, 0x5d801eec},
-	{0x0000a5ec, 0x738c6634, 0x738c6634, 0x5d801eec, 0x5d801eec},
-	{0x0000a5f0, 0x738c6634, 0x738c6634, 0x5d801eec, 0x5d801eec},
-	{0x0000a5f4, 0x738c6634, 0x738c6634, 0x5d801eec, 0x5d801eec},
-	{0x0000a5f8, 0x738c6634, 0x738c6634, 0x5d801eec, 0x5d801eec},
-	{0x0000a5fc, 0x738c6634, 0x738c6634, 0x5d801eec, 0x5d801eec},
+	{0x0000a590, 0x16800220, 0x16800220, 0x0f800202, 0x0f800202},
+	{0x0000a594, 0x1c800223, 0x1c800223, 0x12800400, 0x12800400},
+	{0x0000a598, 0x21802220, 0x21802220, 0x16800402, 0x16800402},
+	{0x0000a59c, 0x27802223, 0x27802223, 0x19800404, 0x19800404},
+	{0x0000a5a0, 0x2b822220, 0x2b822220, 0x1c800603, 0x1c800603},
+	{0x0000a5a4, 0x2f822222, 0x2f822222, 0x21800a02, 0x21800a02},
+	{0x0000a5a8, 0x34822225, 0x34822225, 0x25800a04, 0x25800a04},
+	{0x0000a5ac, 0x3a82222a, 0x3a82222a, 0x28800a20, 0x28800a20},
+	{0x0000a5b0, 0x3e82222c, 0x3e82222c, 0x2c800e20, 0x2c800e20},
+	{0x0000a5b4, 0x4282242a, 0x4282242a, 0x30800e22, 0x30800e22},
+	{0x0000a5b8, 0x4782244a, 0x4782244a, 0x34800e24, 0x34800e24},
+	{0x0000a5bc, 0x4b82244c, 0x4b82244c, 0x38801640, 0x38801640},
+	{0x0000a5c0, 0x4e82246c, 0x4e82246c, 0x3c801660, 0x3c801660},
+	{0x0000a5c4, 0x52822470, 0x52822470, 0x3f801861, 0x3f801861},
+	{0x0000a5c8, 0x55822490, 0x55822490, 0x43801a81, 0x43801a81},
+	{0x0000a5cc, 0x59822492, 0x59822492, 0x47801a83, 0x47801a83},
+	{0x0000a5d0, 0x5d822692, 0x5d822692, 0x4a801c84, 0x4a801c84},
+	{0x0000a5d4, 0x61822892, 0x61822892, 0x4e801ce3, 0x4e801ce3},
+	{0x0000a5d8, 0x65824890, 0x65824890, 0x52801ce5, 0x52801ce5},
+	{0x0000a5dc, 0x69824892, 0x69824892, 0x56801ce9, 0x56801ce9},
+	{0x0000a5e0, 0x6e824c92, 0x6e824c92, 0x5a801ceb, 0x5a801ceb},
+	{0x0000a5e4, 0x74826e92, 0x74826e92, 0x5d801eec, 0x5d801eec},
+	{0x0000a5e8, 0x74826e92, 0x74826e92, 0x5d801eec, 0x5d801eec},
+	{0x0000a5ec, 0x74826e92, 0x74826e92, 0x5d801eec, 0x5d801eec},
+	{0x0000a5f0, 0x74826e92, 0x74826e92, 0x5d801eec, 0x5d801eec},
+	{0x0000a5f4, 0x74826e92, 0x74826e92, 0x5d801eec, 0x5d801eec},
+	{0x0000a5f8, 0x74826e92, 0x74826e92, 0x5d801eec, 0x5d801eec},
+	{0x0000a5fc, 0x74826e92, 0x74826e92, 0x5d801eec, 0x5d801eec},
 	{0x0000a600, 0x00000000, 0x00000000, 0x00000000, 0x00000000},
 	{0x0000a604, 0x00000000, 0x00000000, 0x00000000, 0x00000000},
-	{0x0000a608, 0x01804601, 0x01804601, 0x00000000, 0x00000000},
-	{0x0000a60c, 0x01804601, 0x01804601, 0x00000000, 0x00000000},
-	{0x0000a610, 0x01804601, 0x01804601, 0x00000000, 0x00000000},
-	{0x0000a614, 0x01804601, 0x01804601, 0x01404000, 0x01404000},
-	{0x0000a618, 0x01804601, 0x01804601, 0x01404501, 0x01404501},
-	{0x0000a61c, 0x01804601, 0x01804601, 0x02008501, 0x02008501},
-	{0x0000a620, 0x03408d02, 0x03408d02, 0x0280ca03, 0x0280ca03},
-	{0x0000a624, 0x0300cc03, 0x0300cc03, 0x03010c04, 0x03010c04},
-	{0x0000a628, 0x03410d04, 0x03410d04, 0x04014c04, 0x04014c04},
-	{0x0000a62c, 0x03410d04, 0x03410d04, 0x04015005, 0x04015005},
-	{0x0000a630, 0x03410d04, 0x03410d04, 0x04015005, 0x04015005},
-	{0x0000a634, 0x03410d04, 0x03410d04, 0x04015005, 0x04015005},
-	{0x0000a638, 0x03410d04, 0x03410d04, 0x04015005, 0x04015005},
-	{0x0000a63c, 0x03410d04, 0x03410d04, 0x04015005, 0x04015005},
-	{0x0000b2dc, 0x000cfff0, 0x000cfff0, 0x03aaa352, 0x03aaa352},
-	{0x0000b2e0, 0x000f0000, 0x000f0000, 0x03ccc584, 0x03ccc584},
-	{0x0000b2e4, 0x03f00000, 0x03f00000, 0x03f0f800, 0x03f0f800},
+	{0x0000a608, 0x00000000, 0x00000000, 0x00000000, 0x00000000},
+	{0x0000a60c, 0x00000000, 0x00000000, 0x00000000, 0x00000000},
+	{0x0000a610, 0x00000000, 0x00000000, 0x00000000, 0x00000000},
+	{0x0000a614, 0x02004000, 0x02004000, 0x01404000, 0x01404000},
+	{0x0000a618, 0x02004801, 0x02004801, 0x01404501, 0x01404501},
+	{0x0000a61c, 0x02808a02, 0x02808a02, 0x02008501, 0x02008501},
+	{0x0000a620, 0x0380ce03, 0x0380ce03, 0x0280ca03, 0x0280ca03},
+	{0x0000a624, 0x04411104, 0x04411104, 0x03010c04, 0x03010c04},
+	{0x0000a628, 0x04411104, 0x04411104, 0x04014c04, 0x04014c04},
+	{0x0000a62c, 0x04411104, 0x04411104, 0x04015005, 0x04015005},
+	{0x0000a630, 0x04411104, 0x04411104, 0x04015005, 0x04015005},
+	{0x0000a634, 0x04411104, 0x04411104, 0x04015005, 0x04015005},
+	{0x0000a638, 0x04411104, 0x04411104, 0x04015005, 0x04015005},
+	{0x0000a63c, 0x04411104, 0x04411104, 0x04015005, 0x04015005},
+	{0x0000b2dc, 0x00033800, 0x00033800, 0x03aaa352, 0x03aaa352},
+	{0x0000b2e0, 0x0003c000, 0x0003c000, 0x03ccc584, 0x03ccc584},
+	{0x0000b2e4, 0x03fc0000, 0x03fc0000, 0x03f0f800, 0x03f0f800},
 	{0x0000b2e8, 0x00000000, 0x00000000, 0x03ff0000, 0x03ff0000},
-	{0x0000c2dc, 0x000cfff0, 0x000cfff0, 0x03aaa352, 0x03aaa352},
-	{0x0000c2e0, 0x000f0000, 0x000f0000, 0x03ccc584, 0x03ccc584},
-	{0x0000c2e4, 0x03f00000, 0x03f00000, 0x03f0f800, 0x03f0f800},
+	{0x0000c2dc, 0x00033800, 0x00033800, 0x03aaa352, 0x03aaa352},
+	{0x0000c2e0, 0x0003c000, 0x0003c000, 0x03ccc584, 0x03ccc584},
+	{0x0000c2e4, 0x03fc0000, 0x03fc0000, 0x03f0f800, 0x03f0f800},
 	{0x0000c2e8, 0x00000000, 0x00000000, 0x03ff0000, 0x03ff0000},
 	{0x00016044, 0x012492d4, 0x012492d4, 0x012492d4, 0x012492d4},
-	{0x00016048, 0x61200001, 0x61200001, 0x66480001, 0x66480001},
+	{0x00016048, 0x66480001, 0x66480001, 0x66480001, 0x66480001},
 	{0x00016068, 0x6db6db6c, 0x6db6db6c, 0x6db6db6c, 0x6db6db6c},
 	{0x00016444, 0x012492d4, 0x012492d4, 0x012492d4, 0x012492d4},
-	{0x00016448, 0x61200001, 0x61200001, 0x66480001, 0x66480001},
+	{0x00016448, 0x66480001, 0x66480001, 0x66480001, 0x66480001},
 	{0x00016468, 0x6db6db6c, 0x6db6db6c, 0x6db6db6c, 0x6db6db6c},
 	{0x00016844, 0x012492d4, 0x012492d4, 0x012492d4, 0x012492d4},
-	{0x00016848, 0x61200001, 0x61200001, 0x66480001, 0x66480001},
+	{0x00016848, 0x66480001, 0x66480001, 0x66480001, 0x66480001},
 	{0x00016868, 0x6db6db6c, 0x6db6db6c, 0x6db6db6c, 0x6db6db6c},
 };
 
diff --git a/drivers/net/wireless/ath/ath9k/hif_usb.c b/drivers/net/wireless/ath/ath9k/hif_usb.c
index 924c461..f5dda84 100644
--- a/drivers/net/wireless/ath/ath9k/hif_usb.c
+++ b/drivers/net/wireless/ath/ath9k/hif_usb.c
@@ -38,6 +38,7 @@
 	{ USB_DEVICE(0x04CA, 0x4605) }, /* Liteon */
 	{ USB_DEVICE(0x040D, 0x3801) }, /* VIA */
 	{ USB_DEVICE(0x0cf3, 0xb003) }, /* Ubiquiti WifiStation Ext */
+	{ USB_DEVICE(0x0cf3, 0xb002) }, /* Ubiquiti WifiStation */
 	{ USB_DEVICE(0x057c, 0x8403) }, /* AVM FRITZ!WLAN 11N v2 USB */
 
 	{ USB_DEVICE(0x0cf3, 0x7015),
diff --git a/drivers/net/wireless/ath/ath9k/xmit.c b/drivers/net/wireless/ath/ath9k/xmit.c
index 378bd70..741918a 100644
--- a/drivers/net/wireless/ath/ath9k/xmit.c
+++ b/drivers/net/wireless/ath/ath9k/xmit.c
@@ -312,6 +312,7 @@
 	}
 
 	bf = list_first_entry(&sc->tx.txbuf, struct ath_buf, list);
+	bf->bf_next = NULL;
 	list_del(&bf->list);
 
 	spin_unlock_bh(&sc->tx.txbuflock);
@@ -393,7 +394,7 @@
 	u16 seq_st = 0, acked_cnt = 0, txfail_cnt = 0, seq_first;
 	u32 ba[WME_BA_BMP_SIZE >> 5];
 	int isaggr, txfail, txpending, sendbar = 0, needreset = 0, nbad = 0;
-	bool rc_update = true;
+	bool rc_update = true, isba;
 	struct ieee80211_tx_rate rates[4];
 	struct ath_frame_info *fi;
 	int nframes;
@@ -437,13 +438,17 @@
 	tidno = ieee80211_get_qos_ctl(hdr)[0] & IEEE80211_QOS_CTL_TID_MASK;
 	tid = ATH_AN_2_TID(an, tidno);
 	seq_first = tid->seq_start;
+	isba = ts->ts_flags & ATH9K_TX_BA;
 
 	/*
 	 * The hardware occasionally sends a tx status for the wrong TID.
 	 * In this case, the BA status cannot be considered valid and all
 	 * subframes need to be retransmitted
+	 *
+	 * Only BlockAcks have a TID and therefore normal Acks cannot be
+	 * checked
 	 */
-	if (tidno != ts->tid)
+	if (isba && tidno != ts->tid)
 		txok = false;
 
 	isaggr = bf_isaggr(bf);
@@ -1774,6 +1779,7 @@
 	list_add_tail(&bf->list, &bf_head);
 	bf->bf_state.bf_type = 0;
 
+	bf->bf_next = NULL;
 	bf->bf_lastbf = bf;
 	ath_tx_fill_desc(sc, bf, txq, fi->framelen);
 	ath_tx_txqaddbuf(sc, txq, &bf_head, false);
diff --git a/drivers/net/wireless/b43/main.c b/drivers/net/wireless/b43/main.c
index 73730e9..c5a99c8 100644
--- a/drivers/net/wireless/b43/main.c
+++ b/drivers/net/wireless/b43/main.c
@@ -5404,6 +5404,8 @@
 	cancel_work_sync(&wldev->restart_work);
 
 	B43_WARN_ON(!wl);
+	if (!wldev->fw.ucode.data)
+		return;			/* NULL if firmware never loaded */
 	if (wl->current_dev == wldev && wl->hw_registred) {
 		b43_leds_stop(wldev);
 		ieee80211_unregister_hw(wl->hw);
@@ -5478,6 +5480,8 @@
 	cancel_work_sync(&wldev->restart_work);
 
 	B43_WARN_ON(!wl);
+	if (!wldev->fw.ucode.data)
+		return;			/* NULL if firmware never loaded */
 	if (wl->current_dev == wldev && wl->hw_registred) {
 		b43_leds_stop(wldev);
 		ieee80211_unregister_hw(wl->hw);
diff --git a/drivers/net/wireless/brcm80211/brcmfmac/usb.c b/drivers/net/wireless/brcm80211/brcmfmac/usb.c
index a2b4b1e..7a6dfdc 100644
--- a/drivers/net/wireless/brcm80211/brcmfmac/usb.c
+++ b/drivers/net/wireless/brcm80211/brcmfmac/usb.c
@@ -1339,7 +1339,7 @@
 	}
 
 	ret = brcmf_bus_start(dev);
-	if (ret == -ENOLINK) {
+	if (ret) {
 		brcmf_dbg(ERROR, "dongle is not responding\n");
 		brcmf_detach(dev);
 		goto fail;
diff --git a/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c b/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c
index c1abaa6..a6f1e81 100644
--- a/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c
+++ b/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c
@@ -3569,7 +3569,7 @@
 
 	if (!request || !request->n_ssids || !request->n_match_sets) {
 		WL_ERR("Invalid sched scan req!! n_ssids:%d\n",
-		       request->n_ssids);
+		       request ? request->n_ssids : 0);
 		return -EINVAL;
 	}
 
@@ -3972,7 +3972,7 @@
 	u8  *iovar_ie_buf;
 	u8  *curr_ie_buf;
 	u8  *mgmt_ie_buf = NULL;
-	u32 mgmt_ie_buf_len = 0;
+	int mgmt_ie_buf_len;
 	u32 *mgmt_ie_len = 0;
 	u32 del_add_ie_buf_len = 0;
 	u32 total_ie_buf_len = 0;
@@ -3982,7 +3982,7 @@
 	struct parsed_vndr_ie_info *vndrie_info;
 	s32 i;
 	u8 *ptr;
-	u32 remained_buf_len;
+	int remained_buf_len;
 
 	WL_TRACE("bssidx %d, pktflag : 0x%02X\n", bssidx, pktflag);
 	iovar_ie_buf = kzalloc(WL_EXTRA_BUF_MAX, GFP_KERNEL);
@@ -4606,12 +4606,13 @@
 	struct brcmf_cfg80211_profile *profile = cfg->profile;
 	struct brcmf_cfg80211_connect_info *conn_info = cfg_to_conn(cfg);
 	struct wiphy *wiphy = cfg_to_wiphy(cfg);
-	struct brcmf_channel_info_le channel_le;
-	struct ieee80211_channel *notify_channel;
+	struct ieee80211_channel *notify_channel = NULL;
 	struct ieee80211_supported_band *band;
+	struct brcmf_bss_info_le *bi;
 	u32 freq;
 	s32 err = 0;
 	u32 target_channel;
+	u8 *buf;
 
 	WL_TRACE("Enter\n");
 
@@ -4619,11 +4620,22 @@
 	memcpy(profile->bssid, e->addr, ETH_ALEN);
 	brcmf_update_bss_info(cfg);
 
-	brcmf_exec_dcmd(ndev, BRCMF_C_GET_CHANNEL, &channel_le,
-			sizeof(channel_le));
+	buf = kzalloc(WL_BSS_INFO_MAX, GFP_KERNEL);
+	if (buf == NULL) {
+		err = -ENOMEM;
+		goto done;
+	}
 
-	target_channel = le32_to_cpu(channel_le.target_channel);
-	WL_CONN("Roamed to channel %d\n", target_channel);
+	/* data sent to dongle has to be little endian */
+	*(__le32 *)buf = cpu_to_le32(WL_BSS_INFO_MAX);
+	err = brcmf_exec_dcmd(ndev, BRCMF_C_GET_BSS_INFO, buf, WL_BSS_INFO_MAX);
+
+	if (err)
+		goto done;
+
+	bi = (struct brcmf_bss_info_le *)(buf + 4);
+	target_channel = bi->ctl_ch ? bi->ctl_ch :
+				      CHSPEC_CHANNEL(le16_to_cpu(bi->chanspec));
 
 	if (target_channel <= CH_MAX_2G_CHANNEL)
 		band = wiphy->bands[IEEE80211_BAND_2GHZ];
@@ -4633,6 +4645,8 @@
 	freq = ieee80211_channel_to_frequency(target_channel, band->band);
 	notify_channel = ieee80211_get_channel(wiphy, freq);
 
+done:
+	kfree(buf);
 	cfg80211_roamed(ndev, notify_channel, (u8 *)profile->bssid,
 			conn_info->req_ie, conn_info->req_ie_len,
 			conn_info->resp_ie, conn_info->resp_ie_len, GFP_KERNEL);
@@ -5186,41 +5200,6 @@
 		schedule_work(&cfg->event_work);
 }
 
-static s32 brcmf_dongle_mode(struct net_device *ndev, s32 iftype)
-{
-	s32 infra = 0;
-	s32 err = 0;
-
-	switch (iftype) {
-	case NL80211_IFTYPE_MONITOR:
-	case NL80211_IFTYPE_WDS:
-		WL_ERR("type (%d) : currently we do not support this mode\n",
-		       iftype);
-		err = -EINVAL;
-		return err;
-	case NL80211_IFTYPE_ADHOC:
-		infra = 0;
-		break;
-	case NL80211_IFTYPE_STATION:
-		infra = 1;
-		break;
-	case NL80211_IFTYPE_AP:
-		infra = 1;
-		break;
-	default:
-		err = -EINVAL;
-		WL_ERR("invalid type (%d)\n", iftype);
-		return err;
-	}
-	err = brcmf_exec_dcmd_u32(ndev, BRCMF_C_SET_INFRA, &infra);
-	if (err) {
-		WL_ERR("WLC_SET_INFRA error (%d)\n", err);
-		return err;
-	}
-
-	return 0;
-}
-
 static s32 brcmf_dongle_eventmsg(struct net_device *ndev)
 {
 	/* Room for "event_msgs" + '\0' + bitvec */
@@ -5439,7 +5418,8 @@
 				WL_BEACON_TIMEOUT);
 	if (err)
 		goto default_conf_out;
-	err = brcmf_dongle_mode(ndev, wdev->iftype);
+	err = brcmf_cfg80211_change_iface(wdev->wiphy, ndev, wdev->iftype,
+					  NULL, NULL);
 	if (err && err != -EINPROGRESS)
 		goto default_conf_out;
 	err = brcmf_dongle_probecap(cfg);
diff --git a/drivers/net/wireless/ipw2x00/ipw2200.c b/drivers/net/wireless/ipw2x00/ipw2200.c
index 935120f..768bf61 100644
--- a/drivers/net/wireless/ipw2x00/ipw2200.c
+++ b/drivers/net/wireless/ipw2x00/ipw2200.c
@@ -10472,7 +10472,7 @@
 		} else
 			len = src->len;
 
-		dst = alloc_skb(len + sizeof(*rt_hdr), GFP_ATOMIC);
+		dst = alloc_skb(len + sizeof(*rt_hdr) + sizeof(u16)*2, GFP_ATOMIC);
 		if (!dst)
 			continue;
 
diff --git a/drivers/net/wireless/iwlwifi/dvm/devices.c b/drivers/net/wireless/iwlwifi/dvm/devices.c
index 349c205..da58620 100644
--- a/drivers/net/wireless/iwlwifi/dvm/devices.c
+++ b/drivers/net/wireless/iwlwifi/dvm/devices.c
@@ -518,7 +518,7 @@
 	 * See iwlagn_mac_channel_switch.
 	 */
 	struct iwl_rxon_context *ctx = &priv->contexts[IWL_RXON_CTX_BSS];
-	struct iwl6000_channel_switch_cmd cmd;
+	struct iwl6000_channel_switch_cmd *cmd;
 	u32 switch_time_in_usec, ucode_switch_time;
 	u16 ch;
 	u32 tsf_low;
@@ -527,18 +527,25 @@
 	struct ieee80211_vif *vif = ctx->vif;
 	struct iwl_host_cmd hcmd = {
 		.id = REPLY_CHANNEL_SWITCH,
-		.len = { sizeof(cmd), },
+		.len = { sizeof(*cmd), },
 		.flags = CMD_SYNC,
-		.data = { &cmd, },
+		.dataflags[0] = IWL_HCMD_DFL_NOCOPY,
 	};
+	int err;
 
-	cmd.band = priv->band == IEEE80211_BAND_2GHZ;
+	cmd = kzalloc(sizeof(*cmd), GFP_KERNEL);
+	if (!cmd)
+		return -ENOMEM;
+
+	hcmd.data[0] = cmd;
+
+	cmd->band = priv->band == IEEE80211_BAND_2GHZ;
 	ch = ch_switch->channel->hw_value;
 	IWL_DEBUG_11H(priv, "channel switch from %u to %u\n",
 		      ctx->active.channel, ch);
-	cmd.channel = cpu_to_le16(ch);
-	cmd.rxon_flags = ctx->staging.flags;
-	cmd.rxon_filter_flags = ctx->staging.filter_flags;
+	cmd->channel = cpu_to_le16(ch);
+	cmd->rxon_flags = ctx->staging.flags;
+	cmd->rxon_filter_flags = ctx->staging.filter_flags;
 	switch_count = ch_switch->count;
 	tsf_low = ch_switch->timestamp & 0x0ffffffff;
 	/*
@@ -554,23 +561,25 @@
 			switch_count = 0;
 	}
 	if (switch_count <= 1)
-		cmd.switch_time = cpu_to_le32(priv->ucode_beacon_time);
+		cmd->switch_time = cpu_to_le32(priv->ucode_beacon_time);
 	else {
 		switch_time_in_usec =
 			vif->bss_conf.beacon_int * switch_count * TIME_UNIT;
 		ucode_switch_time = iwl_usecs_to_beacons(priv,
 							 switch_time_in_usec,
 							 beacon_interval);
-		cmd.switch_time = iwl_add_beacon_time(priv,
-						      priv->ucode_beacon_time,
-						      ucode_switch_time,
-						      beacon_interval);
+		cmd->switch_time = iwl_add_beacon_time(priv,
+						       priv->ucode_beacon_time,
+						       ucode_switch_time,
+						       beacon_interval);
 	}
 	IWL_DEBUG_11H(priv, "uCode time for the switch is 0x%x\n",
-		      cmd.switch_time);
-	cmd.expect_beacon = ch_switch->channel->flags & IEEE80211_CHAN_RADAR;
+		      cmd->switch_time);
+	cmd->expect_beacon = ch_switch->channel->flags & IEEE80211_CHAN_RADAR;
 
-	return iwl_dvm_send_cmd(priv, &hcmd);
+	err = iwl_dvm_send_cmd(priv, &hcmd);
+	kfree(cmd);
+	return err;
 }
 
 struct iwl_lib_ops iwl6000_lib = {
diff --git a/drivers/net/wireless/mwifiex/cfg80211.c b/drivers/net/wireless/mwifiex/cfg80211.c
index 0679458..780d3e1 100644
--- a/drivers/net/wireless/mwifiex/cfg80211.c
+++ b/drivers/net/wireless/mwifiex/cfg80211.c
@@ -1825,8 +1825,6 @@
 		return -EBUSY;
 	}
 
-	priv->scan_request = request;
-
 	priv->user_scan_cfg = kzalloc(sizeof(struct mwifiex_user_scan_cfg),
 				      GFP_KERNEL);
 	if (!priv->user_scan_cfg) {
@@ -1834,6 +1832,8 @@
 		return -ENOMEM;
 	}
 
+	priv->scan_request = request;
+
 	priv->user_scan_cfg->num_ssids = request->n_ssids;
 	priv->user_scan_cfg->ssid_list = request->ssids;
 
@@ -1870,6 +1870,9 @@
 	ret = mwifiex_scan_networks(priv, priv->user_scan_cfg);
 	if (ret) {
 		dev_err(priv->adapter->dev, "scan failed: %d\n", ret);
+		priv->scan_request = NULL;
+		kfree(priv->user_scan_cfg);
+		priv->user_scan_cfg = NULL;
 		return ret;
 	}
 
diff --git a/drivers/net/wireless/mwifiex/scan.c b/drivers/net/wireless/mwifiex/scan.c
index 00b658d..9171aae 100644
--- a/drivers/net/wireless/mwifiex/scan.c
+++ b/drivers/net/wireless/mwifiex/scan.c
@@ -1843,21 +1843,18 @@
 				      struct cfg80211_ssid *req_ssid)
 {
 	struct mwifiex_adapter *adapter = priv->adapter;
-	int ret = 0;
+	int ret;
 	struct mwifiex_user_scan_cfg *scan_cfg;
 
-	if (!req_ssid)
-		return -1;
-
 	if (adapter->scan_processing) {
-		dev_dbg(adapter->dev, "cmd: Scan already in process...\n");
-		return ret;
+		dev_err(adapter->dev, "cmd: Scan already in process...\n");
+		return -EBUSY;
 	}
 
 	if (priv->scan_block) {
-		dev_dbg(adapter->dev,
+		dev_err(adapter->dev,
 			"cmd: Scan is blocked during association...\n");
-		return ret;
+		return -EBUSY;
 	}
 
 	scan_cfg = kzalloc(sizeof(struct mwifiex_user_scan_cfg), GFP_KERNEL);
diff --git a/drivers/net/wireless/rt2x00/rt2500usb.c b/drivers/net/wireless/rt2x00/rt2500usb.c
index a12e84f..6b2e1e43 100644
--- a/drivers/net/wireless/rt2x00/rt2500usb.c
+++ b/drivers/net/wireless/rt2x00/rt2500usb.c
@@ -1988,6 +1988,7 @@
 	.disconnect	= rt2x00usb_disconnect,
 	.suspend	= rt2x00usb_suspend,
 	.resume		= rt2x00usb_resume,
+	.reset_resume	= rt2x00usb_resume,
 	.disable_hub_initiated_lpm = 1,
 };
 
diff --git a/drivers/net/wireless/rt2x00/rt2800lib.c b/drivers/net/wireless/rt2x00/rt2800lib.c
index 01dc889..59474ae 100644
--- a/drivers/net/wireless/rt2x00/rt2800lib.c
+++ b/drivers/net/wireless/rt2x00/rt2800lib.c
@@ -2449,7 +2449,7 @@
 	/*
 	 * Check if temperature compensation is supported.
 	 */
-	if (tssi_bounds[4] == 0xff)
+	if (tssi_bounds[4] == 0xff || step == 0xff)
 		return 0;
 
 	/*
diff --git a/drivers/net/wireless/rt2x00/rt2800usb.c b/drivers/net/wireless/rt2x00/rt2800usb.c
index c9e9370..3b8fb5a 100644
--- a/drivers/net/wireless/rt2x00/rt2800usb.c
+++ b/drivers/net/wireless/rt2x00/rt2800usb.c
@@ -1282,6 +1282,7 @@
 	.disconnect	= rt2x00usb_disconnect,
 	.suspend	= rt2x00usb_suspend,
 	.resume		= rt2x00usb_resume,
+	.reset_resume	= rt2x00usb_resume,
 	.disable_hub_initiated_lpm = 1,
 };
 
diff --git a/drivers/net/wireless/rt2x00/rt73usb.c b/drivers/net/wireless/rt2x00/rt73usb.c
index e5eb43b..24eec66 100644
--- a/drivers/net/wireless/rt2x00/rt73usb.c
+++ b/drivers/net/wireless/rt2x00/rt73usb.c
@@ -2535,6 +2535,7 @@
 	.disconnect	= rt2x00usb_disconnect,
 	.suspend	= rt2x00usb_suspend,
 	.resume		= rt2x00usb_resume,
+	.reset_resume	= rt2x00usb_resume,
 	.disable_hub_initiated_lpm = 1,
 };
 
diff --git a/drivers/net/wireless/rtlwifi/usb.c b/drivers/net/wireless/rtlwifi/usb.c
index 030beb4..e3ea4b3 100644
--- a/drivers/net/wireless/rtlwifi/usb.c
+++ b/drivers/net/wireless/rtlwifi/usb.c
@@ -673,7 +673,7 @@
 		set_hal_start(rtlhal);
 
 		/* Start bulk IN */
-		_rtl_usb_receive(hw);
+		err = _rtl_usb_receive(hw);
 	}
 
 	return err;
diff --git a/drivers/pci/bus.c b/drivers/pci/bus.c
index 6241fd0..a543746 100644
--- a/drivers/pci/bus.c
+++ b/drivers/pci/bus.c
@@ -320,10 +320,7 @@
 		} else
 			next = dev->bus_list.next;
 
-		/* Run device routines with the device locked */
-		device_lock(&dev->dev);
 		retval = cb(dev, userdata);
-		device_unlock(&dev->dev);
 		if (retval)
 			break;
 	}
diff --git a/drivers/pci/pci-driver.c b/drivers/pci/pci-driver.c
index 94c6e2a..6c94fc9 100644
--- a/drivers/pci/pci-driver.c
+++ b/drivers/pci/pci-driver.c
@@ -398,6 +398,8 @@
 	struct pci_dev *pci_dev = to_pci_dev(dev);
 	struct pci_driver *drv = pci_dev->driver;
 
+	pm_runtime_resume(dev);
+
 	if (drv && drv->shutdown)
 		drv->shutdown(pci_dev);
 	pci_msi_shutdown(pci_dev);
@@ -408,16 +410,6 @@
 	 * continue to do DMA
 	 */
 	pci_disable_device(pci_dev);
-
-	/*
-	 * Devices may be enabled to wake up by runtime PM, but they need not
-	 * be supposed to wake up the system from its "power off" state (e.g.
-	 * ACPI S5).  Therefore disable wakeup for all devices that aren't
-	 * supposed to wake up the system at this point.  The state argument
-	 * will be ignored by pci_enable_wake().
-	 */
-	if (!device_may_wakeup(dev))
-		pci_enable_wake(pci_dev, PCI_UNKNOWN, false);
 }
 
 #ifdef CONFIG_PM
diff --git a/drivers/pci/pci-sysfs.c b/drivers/pci/pci-sysfs.c
index 02d107b..f39378d 100644
--- a/drivers/pci/pci-sysfs.c
+++ b/drivers/pci/pci-sysfs.c
@@ -458,40 +458,6 @@
 }
 struct device_attribute vga_attr = __ATTR_RO(boot_vga);
 
-static void
-pci_config_pm_runtime_get(struct pci_dev *pdev)
-{
-	struct device *dev = &pdev->dev;
-	struct device *parent = dev->parent;
-
-	if (parent)
-		pm_runtime_get_sync(parent);
-	pm_runtime_get_noresume(dev);
-	/*
-	 * pdev->current_state is set to PCI_D3cold during suspending,
-	 * so wait until suspending completes
-	 */
-	pm_runtime_barrier(dev);
-	/*
-	 * Only need to resume devices in D3cold, because config
-	 * registers are still accessible for devices suspended but
-	 * not in D3cold.
-	 */
-	if (pdev->current_state == PCI_D3cold)
-		pm_runtime_resume(dev);
-}
-
-static void
-pci_config_pm_runtime_put(struct pci_dev *pdev)
-{
-	struct device *dev = &pdev->dev;
-	struct device *parent = dev->parent;
-
-	pm_runtime_put(dev);
-	if (parent)
-		pm_runtime_put_sync(parent);
-}
-
 static ssize_t
 pci_read_config(struct file *filp, struct kobject *kobj,
 		struct bin_attribute *bin_attr,
diff --git a/drivers/pci/pci.c b/drivers/pci/pci.c
index 5485883..aabf647 100644
--- a/drivers/pci/pci.c
+++ b/drivers/pci/pci.c
@@ -1858,6 +1858,38 @@
 }
 EXPORT_SYMBOL_GPL(pci_dev_run_wake);
 
+void pci_config_pm_runtime_get(struct pci_dev *pdev)
+{
+	struct device *dev = &pdev->dev;
+	struct device *parent = dev->parent;
+
+	if (parent)
+		pm_runtime_get_sync(parent);
+	pm_runtime_get_noresume(dev);
+	/*
+	 * pdev->current_state is set to PCI_D3cold during suspending,
+	 * so wait until suspending completes
+	 */
+	pm_runtime_barrier(dev);
+	/*
+	 * Only need to resume devices in D3cold, because config
+	 * registers are still accessible for devices suspended but
+	 * not in D3cold.
+	 */
+	if (pdev->current_state == PCI_D3cold)
+		pm_runtime_resume(dev);
+}
+
+void pci_config_pm_runtime_put(struct pci_dev *pdev)
+{
+	struct device *dev = &pdev->dev;
+	struct device *parent = dev->parent;
+
+	pm_runtime_put(dev);
+	if (parent)
+		pm_runtime_put_sync(parent);
+}
+
 /**
  * pci_pm_init - Initialize PM functions of given PCI device
  * @dev: PCI device to handle.
diff --git a/drivers/pci/pci.h b/drivers/pci/pci.h
index bacbcba..fd92aab 100644
--- a/drivers/pci/pci.h
+++ b/drivers/pci/pci.h
@@ -72,6 +72,8 @@
 extern int pci_finish_runtime_suspend(struct pci_dev *dev);
 extern int __pci_pme_wakeup(struct pci_dev *dev, void *ign);
 extern void pci_wakeup_bus(struct pci_bus *bus);
+extern void pci_config_pm_runtime_get(struct pci_dev *dev);
+extern void pci_config_pm_runtime_put(struct pci_dev *dev);
 extern void pci_pm_init(struct pci_dev *dev);
 extern void platform_pci_wakeup_init(struct pci_dev *dev);
 extern void pci_allocate_cap_save_buffers(struct pci_dev *dev);
diff --git a/drivers/pci/pcie/aer/aerdrv_core.c b/drivers/pci/pcie/aer/aerdrv_core.c
index 06bad96..af4e31c 100644
--- a/drivers/pci/pcie/aer/aerdrv_core.c
+++ b/drivers/pci/pcie/aer/aerdrv_core.c
@@ -213,6 +213,7 @@
 	struct aer_broadcast_data *result_data;
 	result_data = (struct aer_broadcast_data *) data;
 
+	device_lock(&dev->dev);
 	dev->error_state = result_data->state;
 
 	if (!dev->driver ||
@@ -231,12 +232,14 @@
 				   dev->driver ?
 				   "no AER-aware driver" : "no driver");
 		}
-		return 0;
+		goto out;
 	}
 
 	err_handler = dev->driver->err_handler;
 	vote = err_handler->error_detected(dev, result_data->state);
 	result_data->result = merge_result(result_data->result, vote);
+out:
+	device_unlock(&dev->dev);
 	return 0;
 }
 
@@ -247,14 +250,17 @@
 	struct aer_broadcast_data *result_data;
 	result_data = (struct aer_broadcast_data *) data;
 
+	device_lock(&dev->dev);
 	if (!dev->driver ||
 		!dev->driver->err_handler ||
 		!dev->driver->err_handler->mmio_enabled)
-		return 0;
+		goto out;
 
 	err_handler = dev->driver->err_handler;
 	vote = err_handler->mmio_enabled(dev);
 	result_data->result = merge_result(result_data->result, vote);
+out:
+	device_unlock(&dev->dev);
 	return 0;
 }
 
@@ -265,14 +271,17 @@
 	struct aer_broadcast_data *result_data;
 	result_data = (struct aer_broadcast_data *) data;
 
+	device_lock(&dev->dev);
 	if (!dev->driver ||
 		!dev->driver->err_handler ||
 		!dev->driver->err_handler->slot_reset)
-		return 0;
+		goto out;
 
 	err_handler = dev->driver->err_handler;
 	vote = err_handler->slot_reset(dev);
 	result_data->result = merge_result(result_data->result, vote);
+out:
+	device_unlock(&dev->dev);
 	return 0;
 }
 
@@ -280,15 +289,18 @@
 {
 	const struct pci_error_handlers *err_handler;
 
+	device_lock(&dev->dev);
 	dev->error_state = pci_channel_io_normal;
 
 	if (!dev->driver ||
 		!dev->driver->err_handler ||
 		!dev->driver->err_handler->resume)
-		return 0;
+		goto out;
 
 	err_handler = dev->driver->err_handler;
 	err_handler->resume(dev);
+out:
+	device_unlock(&dev->dev);
 	return 0;
 }
 
diff --git a/drivers/pci/pcie/portdrv_core.c b/drivers/pci/pcie/portdrv_core.c
index d03a7a3..ed129b4 100644
--- a/drivers/pci/pcie/portdrv_core.c
+++ b/drivers/pci/pcie/portdrv_core.c
@@ -272,7 +272,8 @@
 	}
 
 	/* Hot-Plug Capable */
-	if (cap_mask & PCIE_PORT_SERVICE_HP) {
+	if ((cap_mask & PCIE_PORT_SERVICE_HP) &&
+	    dev->pcie_flags_reg & PCI_EXP_FLAGS_SLOT) {
 		pcie_capability_read_dword(dev, PCI_EXP_SLTCAP, &reg32);
 		if (reg32 & PCI_EXP_SLTCAP_HPC) {
 			services |= PCIE_PORT_SERVICE_HP;
diff --git a/drivers/pci/proc.c b/drivers/pci/proc.c
index eb907a8f..9b8505c 100644
--- a/drivers/pci/proc.c
+++ b/drivers/pci/proc.c
@@ -76,6 +76,8 @@
 	if (!access_ok(VERIFY_WRITE, buf, cnt))
 		return -EINVAL;
 
+	pci_config_pm_runtime_get(dev);
+
 	if ((pos & 1) && cnt) {
 		unsigned char val;
 		pci_user_read_config_byte(dev, pos, &val);
@@ -121,6 +123,8 @@
 		cnt--;
 	}
 
+	pci_config_pm_runtime_put(dev);
+
 	*ppos = pos;
 	return nbytes;
 }
@@ -146,6 +150,8 @@
 	if (!access_ok(VERIFY_READ, buf, cnt))
 		return -EINVAL;
 
+	pci_config_pm_runtime_get(dev);
+
 	if ((pos & 1) && cnt) {
 		unsigned char val;
 		__get_user(val, buf);
@@ -191,6 +197,8 @@
 		cnt--;
 	}
 
+	pci_config_pm_runtime_put(dev);
+
 	*ppos = pos;
 	i_size_write(ino, dp->size);
 	return nbytes;
diff --git a/drivers/pinctrl/Kconfig b/drivers/pinctrl/Kconfig
index 7bf914d..d96caef 100644
--- a/drivers/pinctrl/Kconfig
+++ b/drivers/pinctrl/Kconfig
@@ -179,11 +179,13 @@
 
 config PINCTRL_SAMSUNG
 	bool "Samsung pinctrl driver"
+	depends on OF && GPIOLIB
 	select PINMUX
 	select PINCONF
 
 config PINCTRL_EXYNOS4
 	bool "Pinctrl driver data for Exynos4 SoC"
+	depends on OF && GPIOLIB
 	select PINCTRL_SAMSUNG
 
 config PINCTRL_MVEBU
diff --git a/drivers/pinctrl/spear/pinctrl-spear.c b/drivers/pinctrl/spear/pinctrl-spear.c
index 5d4f44f..b1fd6ee 100644
--- a/drivers/pinctrl/spear/pinctrl-spear.c
+++ b/drivers/pinctrl/spear/pinctrl-spear.c
@@ -244,7 +244,7 @@
 			else
 				temp = ~muxreg->val;
 
-			val |= temp;
+			val |= muxreg->mask & temp;
 			pmx_writel(pmx, val, muxreg->reg);
 		}
 	}
diff --git a/drivers/pinctrl/spear/pinctrl-spear1310.c b/drivers/pinctrl/spear/pinctrl-spear1310.c
index d6cca8c..0436fc7 100644
--- a/drivers/pinctrl/spear/pinctrl-spear1310.c
+++ b/drivers/pinctrl/spear/pinctrl-spear1310.c
@@ -25,8 +25,8 @@
 };
 
 /* registers */
-#define PERIP_CFG					0x32C
-	#define MCIF_SEL_SHIFT				3
+#define PERIP_CFG					0x3B0
+	#define MCIF_SEL_SHIFT				5
 	#define MCIF_SEL_SD				(0x1 << MCIF_SEL_SHIFT)
 	#define MCIF_SEL_CF				(0x2 << MCIF_SEL_SHIFT)
 	#define MCIF_SEL_XD				(0x3 << MCIF_SEL_SHIFT)
@@ -164,6 +164,10 @@
 	#define PMX_SSP0_CS0_MASK			(1 << 29)
 	#define PMX_SSP0_CS1_2_MASK			(1 << 30)
 
+#define PAD_DIRECTION_SEL_0				0x65C
+#define PAD_DIRECTION_SEL_1				0x660
+#define PAD_DIRECTION_SEL_2				0x664
+
 /* combined macros */
 #define PMX_GMII_MASK		(PMX_GMIICLK_MASK |			\
 				PMX_GMIICOL_CRS_XFERER_MIITXCLK_MASK |	\
@@ -237,6 +241,10 @@
 		.reg = PAD_FUNCTION_EN_0,
 		.mask = PMX_I2C0_MASK,
 		.val = PMX_I2C0_MASK,
+	}, {
+		.reg = PAD_DIRECTION_SEL_0,
+		.mask = PMX_I2C0_MASK,
+		.val = PMX_I2C0_MASK,
 	},
 };
 
@@ -269,6 +277,10 @@
 		.reg = PAD_FUNCTION_EN_0,
 		.mask = PMX_SSP0_MASK,
 		.val = PMX_SSP0_MASK,
+	}, {
+		.reg = PAD_DIRECTION_SEL_0,
+		.mask = PMX_SSP0_MASK,
+		.val = PMX_SSP0_MASK,
 	},
 };
 
@@ -294,6 +306,10 @@
 		.reg = PAD_FUNCTION_EN_2,
 		.mask = PMX_SSP0_CS0_MASK,
 		.val = PMX_SSP0_CS0_MASK,
+	}, {
+		.reg = PAD_DIRECTION_SEL_2,
+		.mask = PMX_SSP0_CS0_MASK,
+		.val = PMX_SSP0_CS0_MASK,
 	},
 };
 
@@ -319,6 +335,10 @@
 		.reg = PAD_FUNCTION_EN_2,
 		.mask = PMX_SSP0_CS1_2_MASK,
 		.val = PMX_SSP0_CS1_2_MASK,
+	}, {
+		.reg = PAD_DIRECTION_SEL_2,
+		.mask = PMX_SSP0_CS1_2_MASK,
+		.val = PMX_SSP0_CS1_2_MASK,
 	},
 };
 
@@ -352,6 +372,10 @@
 		.reg = PAD_FUNCTION_EN_0,
 		.mask = PMX_I2S0_MASK,
 		.val = PMX_I2S0_MASK,
+	}, {
+		.reg = PAD_DIRECTION_SEL_0,
+		.mask = PMX_I2S0_MASK,
+		.val = PMX_I2S0_MASK,
 	},
 };
 
@@ -384,6 +408,10 @@
 		.reg = PAD_FUNCTION_EN_1,
 		.mask = PMX_I2S1_MASK,
 		.val = PMX_I2S1_MASK,
+	}, {
+		.reg = PAD_DIRECTION_SEL_1,
+		.mask = PMX_I2S1_MASK,
+		.val = PMX_I2S1_MASK,
 	},
 };
 
@@ -418,6 +446,10 @@
 		.reg = PAD_FUNCTION_EN_0,
 		.mask = PMX_CLCD1_MASK,
 		.val = PMX_CLCD1_MASK,
+	}, {
+		.reg = PAD_DIRECTION_SEL_0,
+		.mask = PMX_CLCD1_MASK,
+		.val = PMX_CLCD1_MASK,
 	},
 };
 
@@ -443,6 +475,10 @@
 		.reg = PAD_FUNCTION_EN_1,
 		.mask = PMX_CLCD2_MASK,
 		.val = PMX_CLCD2_MASK,
+	}, {
+		.reg = PAD_DIRECTION_SEL_1,
+		.mask = PMX_CLCD2_MASK,
+		.val = PMX_CLCD2_MASK,
 	},
 };
 
@@ -461,7 +497,7 @@
 	.nmodemuxs = ARRAY_SIZE(clcd_high_res_modemux),
 };
 
-static const char *const clcd_grps[] = { "clcd_grp", "clcd_high_res" };
+static const char *const clcd_grps[] = { "clcd_grp", "clcd_high_res_grp" };
 static struct spear_function clcd_function = {
 	.name = "clcd",
 	.groups = clcd_grps,
@@ -479,6 +515,14 @@
 		.reg = PAD_FUNCTION_EN_1,
 		.mask = PMX_EGPIO_1_GRP_MASK,
 		.val = PMX_EGPIO_1_GRP_MASK,
+	}, {
+		.reg = PAD_DIRECTION_SEL_0,
+		.mask = PMX_EGPIO_0_GRP_MASK,
+		.val = PMX_EGPIO_0_GRP_MASK,
+	}, {
+		.reg = PAD_DIRECTION_SEL_1,
+		.mask = PMX_EGPIO_1_GRP_MASK,
+		.val = PMX_EGPIO_1_GRP_MASK,
 	},
 };
 
@@ -511,6 +555,10 @@
 		.reg = PAD_FUNCTION_EN_0,
 		.mask = PMX_SMI_MASK,
 		.val = PMX_SMI_MASK,
+	}, {
+		.reg = PAD_DIRECTION_SEL_0,
+		.mask = PMX_SMI_MASK,
+		.val = PMX_SMI_MASK,
 	},
 };
 
@@ -539,6 +587,14 @@
 		.reg = PAD_FUNCTION_EN_1,
 		.mask = PMX_SMINCS2_MASK | PMX_SMINCS3_MASK,
 		.val = PMX_SMINCS2_MASK | PMX_SMINCS3_MASK,
+	}, {
+		.reg = PAD_DIRECTION_SEL_0,
+		.mask = PMX_SMI_MASK,
+		.val = PMX_SMI_MASK,
+	}, {
+		.reg = PAD_DIRECTION_SEL_1,
+		.mask = PMX_SMINCS2_MASK | PMX_SMINCS3_MASK,
+		.val = PMX_SMINCS2_MASK | PMX_SMINCS3_MASK,
 	},
 };
 
@@ -573,6 +629,10 @@
 		.reg = PAD_FUNCTION_EN_0,
 		.mask = PMX_GMII_MASK,
 		.val = PMX_GMII_MASK,
+	}, {
+		.reg = PAD_DIRECTION_SEL_0,
+		.mask = PMX_GMII_MASK,
+		.val = PMX_GMII_MASK,
 	},
 };
 
@@ -615,6 +675,18 @@
 		.reg = PAD_FUNCTION_EN_2,
 		.mask = PMX_RGMII_REG2_MASK,
 		.val = 0,
+	}, {
+		.reg = PAD_DIRECTION_SEL_0,
+		.mask = PMX_RGMII_REG0_MASK,
+		.val = PMX_RGMII_REG0_MASK,
+	}, {
+		.reg = PAD_DIRECTION_SEL_1,
+		.mask = PMX_RGMII_REG1_MASK,
+		.val = PMX_RGMII_REG1_MASK,
+	}, {
+		.reg = PAD_DIRECTION_SEL_2,
+		.mask = PMX_RGMII_REG2_MASK,
+		.val = PMX_RGMII_REG2_MASK,
 	},
 };
 
@@ -649,6 +721,10 @@
 		.reg = PAD_FUNCTION_EN_1,
 		.mask = PMX_SMII_0_1_2_MASK,
 		.val = 0,
+	}, {
+		.reg = PAD_DIRECTION_SEL_1,
+		.mask = PMX_SMII_0_1_2_MASK,
+		.val = PMX_SMII_0_1_2_MASK,
 	},
 };
 
@@ -681,6 +757,10 @@
 		.reg = PAD_FUNCTION_EN_1,
 		.mask = PMX_NFCE2_MASK,
 		.val = 0,
+	}, {
+		.reg = PAD_DIRECTION_SEL_1,
+		.mask = PMX_NFCE2_MASK,
+		.val = PMX_NFCE2_MASK,
 	},
 };
 
@@ -721,6 +801,14 @@
 		.reg = PAD_FUNCTION_EN_1,
 		.mask = PMX_NAND8BIT_1_MASK,
 		.val = PMX_NAND8BIT_1_MASK,
+	}, {
+		.reg = PAD_DIRECTION_SEL_0,
+		.mask = PMX_NAND8BIT_0_MASK,
+		.val = PMX_NAND8BIT_0_MASK,
+	}, {
+		.reg = PAD_DIRECTION_SEL_1,
+		.mask = PMX_NAND8BIT_1_MASK,
+		.val = PMX_NAND8BIT_1_MASK,
 	},
 };
 
@@ -747,6 +835,10 @@
 		.reg = PAD_FUNCTION_EN_1,
 		.mask = PMX_NAND16BIT_1_MASK,
 		.val = PMX_NAND16BIT_1_MASK,
+	}, {
+		.reg = PAD_DIRECTION_SEL_1,
+		.mask = PMX_NAND16BIT_1_MASK,
+		.val = PMX_NAND16BIT_1_MASK,
 	},
 };
 
@@ -772,6 +864,10 @@
 		.reg = PAD_FUNCTION_EN_1,
 		.mask = PMX_NAND_4CHIPS_MASK,
 		.val = PMX_NAND_4CHIPS_MASK,
+	}, {
+		.reg = PAD_DIRECTION_SEL_1,
+		.mask = PMX_NAND_4CHIPS_MASK,
+		.val = PMX_NAND_4CHIPS_MASK,
 	},
 };
 
@@ -833,6 +929,10 @@
 		.reg = PAD_FUNCTION_EN_1,
 		.mask = PMX_KBD_ROWCOL68_MASK,
 		.val = PMX_KBD_ROWCOL68_MASK,
+	}, {
+		.reg = PAD_DIRECTION_SEL_1,
+		.mask = PMX_KBD_ROWCOL68_MASK,
+		.val = PMX_KBD_ROWCOL68_MASK,
 	},
 };
 
@@ -866,6 +966,10 @@
 		.reg = PAD_FUNCTION_EN_0,
 		.mask = PMX_UART0_MASK,
 		.val = PMX_UART0_MASK,
+	}, {
+		.reg = PAD_DIRECTION_SEL_0,
+		.mask = PMX_UART0_MASK,
+		.val = PMX_UART0_MASK,
 	},
 };
 
@@ -891,6 +995,10 @@
 		.reg = PAD_FUNCTION_EN_1,
 		.mask = PMX_UART0_MODEM_MASK,
 		.val = PMX_UART0_MODEM_MASK,
+	}, {
+		.reg = PAD_DIRECTION_SEL_1,
+		.mask = PMX_UART0_MODEM_MASK,
+		.val = PMX_UART0_MODEM_MASK,
 	},
 };
 
@@ -923,6 +1031,10 @@
 		.reg = PAD_FUNCTION_EN_1,
 		.mask = PMX_GPT0_TMR0_MASK,
 		.val = PMX_GPT0_TMR0_MASK,
+	}, {
+		.reg = PAD_DIRECTION_SEL_1,
+		.mask = PMX_GPT0_TMR0_MASK,
+		.val = PMX_GPT0_TMR0_MASK,
 	},
 };
 
@@ -948,6 +1060,10 @@
 		.reg = PAD_FUNCTION_EN_1,
 		.mask = PMX_GPT0_TMR1_MASK,
 		.val = PMX_GPT0_TMR1_MASK,
+	}, {
+		.reg = PAD_DIRECTION_SEL_1,
+		.mask = PMX_GPT0_TMR1_MASK,
+		.val = PMX_GPT0_TMR1_MASK,
 	},
 };
 
@@ -980,6 +1096,10 @@
 		.reg = PAD_FUNCTION_EN_1,
 		.mask = PMX_GPT1_TMR0_MASK,
 		.val = PMX_GPT1_TMR0_MASK,
+	}, {
+		.reg = PAD_DIRECTION_SEL_1,
+		.mask = PMX_GPT1_TMR0_MASK,
+		.val = PMX_GPT1_TMR0_MASK,
 	},
 };
 
@@ -1005,6 +1125,10 @@
 		.reg = PAD_FUNCTION_EN_1,
 		.mask = PMX_GPT1_TMR1_MASK,
 		.val = PMX_GPT1_TMR1_MASK,
+	}, {
+		.reg = PAD_DIRECTION_SEL_1,
+		.mask = PMX_GPT1_TMR1_MASK,
+		.val = PMX_GPT1_TMR1_MASK,
 	},
 };
 
@@ -1049,6 +1173,20 @@
 		.reg = PAD_FUNCTION_EN_2,			\
 		.mask = PMX_MCIFALL_2_MASK,			\
 		.val = PMX_MCIFALL_2_MASK,			\
+	}, {							\
+		.reg = PAD_DIRECTION_SEL_0,			\
+		.mask = PMX_MCI_DATA8_15_MASK,			\
+		.val = PMX_MCI_DATA8_15_MASK,			\
+	}, {							\
+		.reg = PAD_DIRECTION_SEL_1,			\
+		.mask = PMX_MCIFALL_1_MASK | PMX_NFWPRT1_MASK |	\
+			PMX_NFWPRT2_MASK,			\
+		.val = PMX_MCIFALL_1_MASK | PMX_NFWPRT1_MASK |  \
+			PMX_NFWPRT2_MASK,			\
+	}, {							\
+		.reg = PAD_DIRECTION_SEL_2,			\
+		.mask = PMX_MCIFALL_2_MASK,			\
+		.val = PMX_MCIFALL_2_MASK,			\
 	}
 
 /* sdhci device */
@@ -1154,6 +1292,10 @@
 		.reg = PAD_FUNCTION_EN_2,
 		.mask = PMX_TOUCH_XY_MASK,
 		.val = PMX_TOUCH_XY_MASK,
+	}, {
+		.reg = PAD_DIRECTION_SEL_2,
+		.mask = PMX_TOUCH_XY_MASK,
+		.val = PMX_TOUCH_XY_MASK,
 	},
 };
 
@@ -1187,6 +1329,10 @@
 		.reg = PAD_FUNCTION_EN_0,
 		.mask = PMX_I2C0_MASK,
 		.val = 0,
+	}, {
+		.reg = PAD_DIRECTION_SEL_0,
+		.mask = PMX_I2C0_MASK,
+		.val = PMX_I2C0_MASK,
 	},
 };
 
@@ -1213,6 +1359,12 @@
 		.mask = PMX_MCIDATA1_MASK |
 			PMX_MCIDATA2_MASK,
 		.val = 0,
+	}, {
+		.reg = PAD_DIRECTION_SEL_1,
+		.mask = PMX_MCIDATA1_MASK |
+			PMX_MCIDATA2_MASK,
+		.val = PMX_MCIDATA1_MASK |
+			PMX_MCIDATA2_MASK,
 	},
 };
 
@@ -1246,6 +1398,10 @@
 		.reg = PAD_FUNCTION_EN_0,
 		.mask = PMX_I2S0_MASK,
 		.val = 0,
+	}, {
+		.reg = PAD_DIRECTION_SEL_0,
+		.mask = PMX_I2S0_MASK,
+		.val = PMX_I2S0_MASK,
 	},
 };
 
@@ -1278,6 +1434,10 @@
 		.reg = PAD_FUNCTION_EN_0,
 		.mask = PMX_I2S0_MASK | PMX_CLCD1_MASK,
 		.val = 0,
+	}, {
+		.reg = PAD_DIRECTION_SEL_0,
+		.mask = PMX_I2S0_MASK | PMX_CLCD1_MASK,
+		.val = PMX_I2S0_MASK | PMX_CLCD1_MASK,
 	},
 };
 
@@ -1310,6 +1470,10 @@
 		.reg = PAD_FUNCTION_EN_0,
 		.mask = PMX_CLCD1_MASK,
 		.val = 0,
+	}, {
+		.reg = PAD_DIRECTION_SEL_0,
+		.mask = PMX_CLCD1_MASK,
+		.val = PMX_CLCD1_MASK,
 	},
 };
 
@@ -1344,6 +1508,10 @@
 		.reg = PAD_FUNCTION_EN_0,
 		.mask = PMX_CLCD1_MASK,
 		.val = 0,
+	}, {
+		.reg = PAD_DIRECTION_SEL_0,
+		.mask = PMX_CLCD1_MASK,
+		.val = PMX_CLCD1_MASK,
 	},
 };
 
@@ -1376,6 +1544,10 @@
 		.reg = PAD_FUNCTION_EN_0,
 		.mask = PMX_CLCD1_MASK,
 		.val = 0,
+	}, {
+		.reg = PAD_DIRECTION_SEL_0,
+		.mask = PMX_CLCD1_MASK,
+		.val = PMX_CLCD1_MASK,
 	},
 };
 
@@ -1409,6 +1581,10 @@
 		.reg = PAD_FUNCTION_EN_0,
 		.mask = PMX_CLCD1_MASK | PMX_SMI_MASK,
 		.val = 0,
+	}, {
+		.reg = PAD_DIRECTION_SEL_0,
+		.mask = PMX_CLCD1_MASK | PMX_SMI_MASK,
+		.val = PMX_CLCD1_MASK | PMX_SMI_MASK,
 	},
 };
 
@@ -1435,6 +1611,10 @@
 		.reg = PAD_FUNCTION_EN_1,
 		.mask = PMX_I2S1_MASK | PMX_MCIDATA3_MASK,
 		.val = 0,
+	}, {
+		.reg = PAD_DIRECTION_SEL_1,
+		.mask = PMX_I2S1_MASK | PMX_MCIDATA3_MASK,
+		.val = PMX_I2S1_MASK | PMX_MCIDATA3_MASK,
 	},
 };
 
@@ -1469,6 +1649,10 @@
 		.reg = PAD_FUNCTION_EN_0,
 		.mask = PMX_SMI_MASK,
 		.val = 0,
+	}, {
+		.reg = PAD_DIRECTION_SEL_0,
+		.mask = PMX_SMI_MASK,
+		.val = PMX_SMI_MASK,
 	},
 };
 
@@ -1499,6 +1683,14 @@
 		.reg = PAD_FUNCTION_EN_2,
 		.mask = PMX_MCIDATA5_MASK,
 		.val = 0,
+	}, {
+		.reg = PAD_DIRECTION_SEL_1,
+		.mask = PMX_MCIDATA4_MASK,
+		.val = PMX_MCIDATA4_MASK,
+	}, {
+		.reg = PAD_DIRECTION_SEL_2,
+		.mask = PMX_MCIDATA5_MASK,
+		.val = PMX_MCIDATA5_MASK,
 	},
 };
 
@@ -1526,6 +1718,12 @@
 		.mask = PMX_MCIDATA6_MASK |
 			PMX_MCIDATA7_MASK,
 		.val = 0,
+	}, {
+		.reg = PAD_DIRECTION_SEL_2,
+		.mask = PMX_MCIDATA6_MASK |
+			PMX_MCIDATA7_MASK,
+		.val = PMX_MCIDATA6_MASK |
+			PMX_MCIDATA7_MASK,
 	},
 };
 
@@ -1560,6 +1758,10 @@
 		.reg = PAD_FUNCTION_EN_1,
 		.mask = PMX_KBD_ROWCOL25_MASK,
 		.val = 0,
+	}, {
+		.reg = PAD_DIRECTION_SEL_1,
+		.mask = PMX_KBD_ROWCOL25_MASK,
+		.val = PMX_KBD_ROWCOL25_MASK,
 	},
 };
 
@@ -1587,6 +1789,12 @@
 		.mask = PMX_MCIIORDRE_MASK |
 			PMX_MCIIOWRWE_MASK,
 		.val = 0,
+	}, {
+		.reg = PAD_DIRECTION_SEL_2,
+		.mask = PMX_MCIIORDRE_MASK |
+			PMX_MCIIOWRWE_MASK,
+		.val = PMX_MCIIORDRE_MASK |
+			PMX_MCIIOWRWE_MASK,
 	},
 };
 
@@ -1613,6 +1821,12 @@
 		.mask = PMX_MCIRESETCF_MASK |
 			PMX_MCICS0CE_MASK,
 		.val = 0,
+	}, {
+		.reg = PAD_DIRECTION_SEL_2,
+		.mask = PMX_MCIRESETCF_MASK |
+			PMX_MCICS0CE_MASK,
+		.val = PMX_MCIRESETCF_MASK |
+			PMX_MCICS0CE_MASK,
 	},
 };
 
@@ -1651,6 +1865,14 @@
 		.reg = PAD_FUNCTION_EN_1,
 		.mask = PMX_NFRSTPWDWN3_MASK,
 		.val = 0,
+	}, {
+		.reg = PAD_DIRECTION_SEL_0,
+		.mask = PMX_NFRSTPWDWN2_MASK,
+		.val = PMX_NFRSTPWDWN2_MASK,
+	}, {
+		.reg = PAD_DIRECTION_SEL_1,
+		.mask = PMX_NFRSTPWDWN3_MASK,
+		.val = PMX_NFRSTPWDWN3_MASK,
 	},
 };
 
@@ -1677,6 +1899,10 @@
 		.reg = PAD_FUNCTION_EN_2,
 		.mask = PMX_MCICFINTR_MASK | PMX_MCIIORDY_MASK,
 		.val = 0,
+	}, {
+		.reg = PAD_DIRECTION_SEL_2,
+		.mask = PMX_MCICFINTR_MASK | PMX_MCIIORDY_MASK,
+		.val = PMX_MCICFINTR_MASK | PMX_MCIIORDY_MASK,
 	},
 };
 
@@ -1711,6 +1937,10 @@
 		.reg = PAD_FUNCTION_EN_2,
 		.mask = PMX_MCICS1_MASK | PMX_MCIDMAACK_MASK,
 		.val = 0,
+	}, {
+		.reg = PAD_DIRECTION_SEL_2,
+		.mask = PMX_MCICS1_MASK | PMX_MCIDMAACK_MASK,
+		.val = PMX_MCICS1_MASK | PMX_MCIDMAACK_MASK,
 	},
 };
 
@@ -1737,6 +1967,10 @@
 		.reg = PAD_FUNCTION_EN_1,
 		.mask = PMX_KBD_ROWCOL25_MASK,
 		.val = 0,
+	}, {
+		.reg = PAD_DIRECTION_SEL_1,
+		.mask = PMX_KBD_ROWCOL25_MASK,
+		.val = PMX_KBD_ROWCOL25_MASK,
 	},
 };
 
@@ -1763,29 +1997,64 @@
 	.ngroups = ARRAY_SIZE(can1_grps),
 };
 
-/* Pad multiplexing for pci device */
-static const unsigned pci_sata_pins[] = { 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 18,
+/* Pad multiplexing for (ras-ip) pci device */
+static const unsigned pci_pins[] = { 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 18,
 	19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36,
 	37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54,
 	55, 86, 87, 88, 89, 90, 91, 92, 93, 94, 95, 96, 97, 98, 99 };
-#define PCI_SATA_MUXREG				\
-	{					\
-		.reg = PAD_FUNCTION_EN_0,	\
-		.mask = PMX_MCI_DATA8_15_MASK,	\
-		.val = 0,			\
-	}, {					\
-		.reg = PAD_FUNCTION_EN_1,	\
-		.mask = PMX_PCI_REG1_MASK,	\
-		.val = 0,			\
-	}, {					\
-		.reg = PAD_FUNCTION_EN_2,	\
-		.mask = PMX_PCI_REG2_MASK,	\
-		.val = 0,			\
-	}
 
-/* pad multiplexing for pcie0 device */
+static struct spear_muxreg pci_muxreg[] = {
+	{
+		.reg = PAD_FUNCTION_EN_0,
+		.mask = PMX_MCI_DATA8_15_MASK,
+		.val = 0,
+	}, {
+		.reg = PAD_FUNCTION_EN_1,
+		.mask = PMX_PCI_REG1_MASK,
+		.val = 0,
+	}, {
+		.reg = PAD_FUNCTION_EN_2,
+		.mask = PMX_PCI_REG2_MASK,
+		.val = 0,
+	}, {
+		.reg = PAD_DIRECTION_SEL_0,
+		.mask = PMX_MCI_DATA8_15_MASK,
+		.val = PMX_MCI_DATA8_15_MASK,
+	}, {
+		.reg = PAD_DIRECTION_SEL_1,
+		.mask = PMX_PCI_REG1_MASK,
+		.val = PMX_PCI_REG1_MASK,
+	}, {
+		.reg = PAD_DIRECTION_SEL_2,
+		.mask = PMX_PCI_REG2_MASK,
+		.val = PMX_PCI_REG2_MASK,
+	},
+};
+
+static struct spear_modemux pci_modemux[] = {
+	{
+		.muxregs = pci_muxreg,
+		.nmuxregs = ARRAY_SIZE(pci_muxreg),
+	},
+};
+
+static struct spear_pingroup pci_pingroup = {
+	.name = "pci_grp",
+	.pins = pci_pins,
+	.npins = ARRAY_SIZE(pci_pins),
+	.modemuxs = pci_modemux,
+	.nmodemuxs = ARRAY_SIZE(pci_modemux),
+};
+
+static const char *const pci_grps[] = { "pci_grp" };
+static struct spear_function pci_function = {
+	.name = "pci",
+	.groups = pci_grps,
+	.ngroups = ARRAY_SIZE(pci_grps),
+};
+
+/* pad multiplexing for (fix-part) pcie0 device */
 static struct spear_muxreg pcie0_muxreg[] = {
-	PCI_SATA_MUXREG,
 	{
 		.reg = PCIE_SATA_CFG,
 		.mask = PCIE_CFG_VAL(0),
@@ -1802,15 +2071,12 @@
 
 static struct spear_pingroup pcie0_pingroup = {
 	.name = "pcie0_grp",
-	.pins = pci_sata_pins,
-	.npins = ARRAY_SIZE(pci_sata_pins),
 	.modemuxs = pcie0_modemux,
 	.nmodemuxs = ARRAY_SIZE(pcie0_modemux),
 };
 
-/* pad multiplexing for pcie1 device */
+/* pad multiplexing for (fix-part) pcie1 device */
 static struct spear_muxreg pcie1_muxreg[] = {
-	PCI_SATA_MUXREG,
 	{
 		.reg = PCIE_SATA_CFG,
 		.mask = PCIE_CFG_VAL(1),
@@ -1827,15 +2093,12 @@
 
 static struct spear_pingroup pcie1_pingroup = {
 	.name = "pcie1_grp",
-	.pins = pci_sata_pins,
-	.npins = ARRAY_SIZE(pci_sata_pins),
 	.modemuxs = pcie1_modemux,
 	.nmodemuxs = ARRAY_SIZE(pcie1_modemux),
 };
 
-/* pad multiplexing for pcie2 device */
+/* pad multiplexing for (fix-part) pcie2 device */
 static struct spear_muxreg pcie2_muxreg[] = {
-	PCI_SATA_MUXREG,
 	{
 		.reg = PCIE_SATA_CFG,
 		.mask = PCIE_CFG_VAL(2),
@@ -1852,22 +2115,20 @@
 
 static struct spear_pingroup pcie2_pingroup = {
 	.name = "pcie2_grp",
-	.pins = pci_sata_pins,
-	.npins = ARRAY_SIZE(pci_sata_pins),
 	.modemuxs = pcie2_modemux,
 	.nmodemuxs = ARRAY_SIZE(pcie2_modemux),
 };
 
-static const char *const pci_grps[] = { "pcie0_grp", "pcie1_grp", "pcie2_grp" };
-static struct spear_function pci_function = {
-	.name = "pci",
-	.groups = pci_grps,
-	.ngroups = ARRAY_SIZE(pci_grps),
+static const char *const pcie_grps[] = { "pcie0_grp", "pcie1_grp", "pcie2_grp"
+};
+static struct spear_function pcie_function = {
+	.name = "pci_express",
+	.groups = pcie_grps,
+	.ngroups = ARRAY_SIZE(pcie_grps),
 };
 
 /* pad multiplexing for sata0 device */
 static struct spear_muxreg sata0_muxreg[] = {
-	PCI_SATA_MUXREG,
 	{
 		.reg = PCIE_SATA_CFG,
 		.mask = SATA_CFG_VAL(0),
@@ -1884,15 +2145,12 @@
 
 static struct spear_pingroup sata0_pingroup = {
 	.name = "sata0_grp",
-	.pins = pci_sata_pins,
-	.npins = ARRAY_SIZE(pci_sata_pins),
 	.modemuxs = sata0_modemux,
 	.nmodemuxs = ARRAY_SIZE(sata0_modemux),
 };
 
 /* pad multiplexing for sata1 device */
 static struct spear_muxreg sata1_muxreg[] = {
-	PCI_SATA_MUXREG,
 	{
 		.reg = PCIE_SATA_CFG,
 		.mask = SATA_CFG_VAL(1),
@@ -1909,15 +2167,12 @@
 
 static struct spear_pingroup sata1_pingroup = {
 	.name = "sata1_grp",
-	.pins = pci_sata_pins,
-	.npins = ARRAY_SIZE(pci_sata_pins),
 	.modemuxs = sata1_modemux,
 	.nmodemuxs = ARRAY_SIZE(sata1_modemux),
 };
 
 /* pad multiplexing for sata2 device */
 static struct spear_muxreg sata2_muxreg[] = {
-	PCI_SATA_MUXREG,
 	{
 		.reg = PCIE_SATA_CFG,
 		.mask = SATA_CFG_VAL(2),
@@ -1934,8 +2189,6 @@
 
 static struct spear_pingroup sata2_pingroup = {
 	.name = "sata2_grp",
-	.pins = pci_sata_pins,
-	.npins = ARRAY_SIZE(pci_sata_pins),
 	.modemuxs = sata2_modemux,
 	.nmodemuxs = ARRAY_SIZE(sata2_modemux),
 };
@@ -1957,6 +2210,14 @@
 			PMX_KBD_COL0_MASK | PMX_NFIO8_15_MASK | PMX_NFCE1_MASK |
 			PMX_NFCE2_MASK,
 		.val = 0,
+	}, {
+		.reg = PAD_DIRECTION_SEL_1,
+		.mask = PMX_KBD_ROWCOL25_MASK | PMX_KBD_COL1_MASK |
+			PMX_KBD_COL0_MASK | PMX_NFIO8_15_MASK | PMX_NFCE1_MASK |
+			PMX_NFCE2_MASK,
+		.val = PMX_KBD_ROWCOL25_MASK | PMX_KBD_COL1_MASK |
+			PMX_KBD_COL0_MASK | PMX_NFIO8_15_MASK | PMX_NFCE1_MASK |
+			PMX_NFCE2_MASK,
 	},
 };
 
@@ -1983,6 +2244,12 @@
 		.mask = PMX_MCIADDR0ALE_MASK | PMX_MCIADDR2_MASK |
 			PMX_MCICECF_MASK | PMX_MCICEXD_MASK,
 		.val = 0,
+	}, {
+		.reg = PAD_DIRECTION_SEL_2,
+		.mask = PMX_MCIADDR0ALE_MASK | PMX_MCIADDR2_MASK |
+			PMX_MCICECF_MASK | PMX_MCICEXD_MASK,
+		.val = PMX_MCIADDR0ALE_MASK | PMX_MCIADDR2_MASK |
+			PMX_MCICECF_MASK | PMX_MCICEXD_MASK,
 	},
 };
 
@@ -2017,6 +2284,12 @@
 		.mask = PMX_MCICDCF1_MASK | PMX_MCICDCF2_MASK | PMX_MCICDXD_MASK
 			| PMX_MCILEDS_MASK,
 		.val = 0,
+	}, {
+		.reg = PAD_DIRECTION_SEL_2,
+		.mask = PMX_MCICDCF1_MASK | PMX_MCICDCF2_MASK | PMX_MCICDXD_MASK
+			| PMX_MCILEDS_MASK,
+		.val = PMX_MCICDCF1_MASK | PMX_MCICDCF2_MASK | PMX_MCICDXD_MASK
+			| PMX_MCILEDS_MASK,
 	},
 };
 
@@ -2093,6 +2366,7 @@
 	&can0_dis_sd_pingroup,
 	&can1_dis_sd_pingroup,
 	&can1_dis_kbd_pingroup,
+	&pci_pingroup,
 	&pcie0_pingroup,
 	&pcie1_pingroup,
 	&pcie2_pingroup,
@@ -2138,6 +2412,7 @@
 	&can0_function,
 	&can1_function,
 	&pci_function,
+	&pcie_function,
 	&sata_function,
 	&ssp1_function,
 	&gpt64_function,
diff --git a/drivers/pinctrl/spear/pinctrl-spear1340.c b/drivers/pinctrl/spear/pinctrl-spear1340.c
index a0eb057..0606b8c 100644
--- a/drivers/pinctrl/spear/pinctrl-spear1340.c
+++ b/drivers/pinctrl/spear/pinctrl-spear1340.c
@@ -213,7 +213,7 @@
  * Pad multiplexing for making all pads as gpio's. This is done to override the
  * values passed from bootloader and start from scratch.
  */
-static const unsigned pads_as_gpio_pins[] = { 251 };
+static const unsigned pads_as_gpio_pins[] = { 12, 88, 89, 251 };
 static struct spear_muxreg pads_as_gpio_muxreg[] = {
 	{
 		.reg = PAD_FUNCTION_EN_1,
@@ -1692,7 +1692,43 @@
 	.nmodemuxs = ARRAY_SIZE(clcd_modemux),
 };
 
-static const char *const clcd_grps[] = { "clcd_grp" };
+/* Disable cld runtime to save panel damage */
+static struct spear_muxreg clcd_sleep_muxreg[] = {
+	{
+		.reg = PAD_SHARED_IP_EN_1,
+		.mask = ARM_TRACE_MASK | MIPHY_DBG_MASK,
+		.val = 0,
+	}, {
+		.reg = PAD_FUNCTION_EN_5,
+		.mask = CLCD_REG4_MASK | CLCD_AND_ARM_TRACE_REG4_MASK,
+		.val = 0x0,
+	}, {
+		.reg = PAD_FUNCTION_EN_6,
+		.mask = CLCD_AND_ARM_TRACE_REG5_MASK,
+		.val = 0x0,
+	}, {
+		.reg = PAD_FUNCTION_EN_7,
+		.mask = CLCD_AND_ARM_TRACE_REG6_MASK,
+		.val = 0x0,
+	},
+};
+
+static struct spear_modemux clcd_sleep_modemux[] = {
+	{
+		.muxregs = clcd_sleep_muxreg,
+		.nmuxregs = ARRAY_SIZE(clcd_sleep_muxreg),
+	},
+};
+
+static struct spear_pingroup clcd_sleep_pingroup = {
+	.name = "clcd_sleep_grp",
+	.pins = clcd_pins,
+	.npins = ARRAY_SIZE(clcd_pins),
+	.modemuxs = clcd_sleep_modemux,
+	.nmodemuxs = ARRAY_SIZE(clcd_sleep_modemux),
+};
+
+static const char *const clcd_grps[] = { "clcd_grp", "clcd_sleep_grp" };
 static struct spear_function clcd_function = {
 	.name = "clcd",
 	.groups = clcd_grps,
@@ -1893,6 +1929,7 @@
 	&sdhci_pingroup,
 	&cf_pingroup,
 	&xd_pingroup,
+	&clcd_sleep_pingroup,
 	&clcd_pingroup,
 	&arm_trace_pingroup,
 	&miphy_dbg_pingroup,
diff --git a/drivers/pinctrl/spear/pinctrl-spear320.c b/drivers/pinctrl/spear/pinctrl-spear320.c
index 020b1e0..ca47b0e 100644
--- a/drivers/pinctrl/spear/pinctrl-spear320.c
+++ b/drivers/pinctrl/spear/pinctrl-spear320.c
@@ -2240,6 +2240,10 @@
 		.mask = PMX_SSP_CS_MASK,
 		.val = 0,
 	}, {
+		.reg = MODE_CONFIG_REG,
+		.mask = PMX_PWM_MASK,
+		.val = PMX_PWM_MASK,
+	}, {
 		.reg = IP_SEL_PAD_30_39_REG,
 		.mask = PMX_PL_34_MASK,
 		.val = PMX_PWM2_PL_34_VAL,
@@ -2956,9 +2960,9 @@
 };
 
 /* Pad multiplexing for cadence mii 1_2 as smii or rmii device */
-static const unsigned smii0_1_pins[] = { 10, 11, 13, 14, 15, 16, 17, 18, 19, 20,
+static const unsigned rmii0_1_pins[] = { 10, 11, 13, 14, 15, 16, 17, 18, 19, 20,
 	21, 22, 23, 24, 25, 26, 27 };
-static const unsigned rmii0_1_pins[] = { 10, 11, 21, 22, 23, 24, 25, 26, 27 };
+static const unsigned smii0_1_pins[] = { 10, 11, 21, 22, 23, 24, 25, 26, 27 };
 static struct spear_muxreg mii0_1_muxreg[] = {
 	{
 		.reg = PMX_CONFIG_REG,
diff --git a/drivers/pinctrl/spear/pinctrl-spear3xx.h b/drivers/pinctrl/spear/pinctrl-spear3xx.h
index 31f4434..7860b36 100644
--- a/drivers/pinctrl/spear/pinctrl-spear3xx.h
+++ b/drivers/pinctrl/spear/pinctrl-spear3xx.h
@@ -15,6 +15,7 @@
 #include "pinctrl-spear.h"
 
 /* pad mux declarations */
+#define PMX_PWM_MASK		(1 << 16)
 #define PMX_FIRDA_MASK		(1 << 14)
 #define PMX_I2C_MASK		(1 << 13)
 #define PMX_SSP_CS_MASK		(1 << 12)
diff --git a/drivers/s390/cio/css.h b/drivers/s390/cio/css.h
index 33bb4d8..4af3dfe 100644
--- a/drivers/s390/cio/css.h
+++ b/drivers/s390/cio/css.h
@@ -112,9 +112,6 @@
 extern void css_reiterate_subchannels(void);
 void css_update_ssd_info(struct subchannel *sch);
 
-#define __MAX_SUBCHANNEL 65535
-#define __MAX_SSID 3
-
 struct channel_subsystem {
 	u8 cssid;
 	int valid;
diff --git a/drivers/s390/cio/device.c b/drivers/s390/cio/device.c
index fc916f5..fd3143c 100644
--- a/drivers/s390/cio/device.c
+++ b/drivers/s390/cio/device.c
@@ -1424,7 +1424,7 @@
 	}
 	if (device_is_disconnected(cdev))
 		return IO_SCH_REPROBE;
-	if (cdev->online)
+	if (cdev->online && !cdev->private->flags.resuming)
 		return IO_SCH_VERIFY;
 	if (cdev->private->state == DEV_STATE_NOT_OPER)
 		return IO_SCH_UNREG_ATTACH;
@@ -1469,12 +1469,6 @@
 		rc = 0;
 		goto out_unlock;
 	case IO_SCH_VERIFY:
-		if (cdev->private->flags.resuming == 1) {
-			if (cio_enable_subchannel(sch, (u32)(addr_t)sch)) {
-				ccw_device_set_notoper(cdev);
-				break;
-			}
-		}
 		/* Trigger path verification. */
 		io_subchannel_verify(sch);
 		rc = 0;
diff --git a/drivers/s390/cio/idset.c b/drivers/s390/cio/idset.c
index 199bc67..65d13e3 100644
--- a/drivers/s390/cio/idset.c
+++ b/drivers/s390/cio/idset.c
@@ -125,8 +125,7 @@
 
 void idset_add_set(struct idset *to, struct idset *from)
 {
-	int len = min(__BITOPS_WORDS(to->num_ssid * to->num_id),
-		      __BITOPS_WORDS(from->num_ssid * from->num_id));
+	int len = min(to->num_ssid * to->num_id, from->num_ssid * from->num_id);
 
 	bitmap_or(to->bitmap, to->bitmap, from->bitmap, len);
 }
diff --git a/drivers/scsi/qla2xxx/qla_mid.c b/drivers/scsi/qla2xxx/qla_mid.c
index bd4708a..20fd974 100644
--- a/drivers/scsi/qla2xxx/qla_mid.c
+++ b/drivers/scsi/qla2xxx/qla_mid.c
@@ -149,6 +149,7 @@
 int
 qla24xx_disable_vp(scsi_qla_host_t *vha)
 {
+	unsigned long flags;
 	int ret;
 
 	ret = qla24xx_control_vp(vha, VCE_COMMAND_DISABLE_VPS_LOGO_ALL);
@@ -156,7 +157,9 @@
 	atomic_set(&vha->loop_down_timer, LOOP_DOWN_TIME);
 
 	/* Remove port id from vp target map */
+	spin_lock_irqsave(&vha->hw->vport_slock, flags);
 	qlt_update_vp_map(vha, RESET_AL_PA);
+	spin_unlock_irqrestore(&vha->hw->vport_slock, flags);
 
 	qla2x00_mark_vp_devices_dead(vha);
 	atomic_set(&vha->vp_state, VP_FAILED);
diff --git a/drivers/scsi/qla2xxx/qla_target.c b/drivers/scsi/qla2xxx/qla_target.c
index 0e09d8f..62aa558 100644
--- a/drivers/scsi/qla2xxx/qla_target.c
+++ b/drivers/scsi/qla2xxx/qla_target.c
@@ -557,6 +557,7 @@
 	int pmap_len;
 	fc_port_t *fcport;
 	int global_resets;
+	unsigned long flags;
 
 retry:
 	global_resets = atomic_read(&ha->tgt.qla_tgt->tgt_global_resets_count);
@@ -625,10 +626,10 @@
 	    sess->s_id.b.area, sess->loop_id, fcport->d_id.b.domain,
 	    fcport->d_id.b.al_pa, fcport->d_id.b.area, fcport->loop_id);
 
-	sess->s_id = fcport->d_id;
-	sess->loop_id = fcport->loop_id;
-	sess->conf_compl_supported = !!(fcport->flags &
-	    FCF_CONF_COMP_SUPPORTED);
+	spin_lock_irqsave(&ha->hardware_lock, flags);
+	ha->tgt.tgt_ops->update_sess(sess, fcport->d_id, fcport->loop_id,
+				(fcport->flags & FCF_CONF_COMP_SUPPORTED));
+	spin_unlock_irqrestore(&ha->hardware_lock, flags);
 
 	res = true;
 
@@ -740,10 +741,9 @@
 				qlt_undelete_sess(sess);
 
 			kref_get(&sess->se_sess->sess_kref);
-			sess->s_id = fcport->d_id;
-			sess->loop_id = fcport->loop_id;
-			sess->conf_compl_supported = !!(fcport->flags &
-			    FCF_CONF_COMP_SUPPORTED);
+			ha->tgt.tgt_ops->update_sess(sess, fcport->d_id, fcport->loop_id,
+						(fcport->flags & FCF_CONF_COMP_SUPPORTED));
+
 			if (sess->local && !local)
 				sess->local = 0;
 			spin_unlock_irqrestore(&ha->hardware_lock, flags);
@@ -796,8 +796,7 @@
 	 */
 	kref_get(&sess->se_sess->sess_kref);
 
-	sess->conf_compl_supported = !!(fcport->flags &
-	    FCF_CONF_COMP_SUPPORTED);
+	sess->conf_compl_supported = (fcport->flags & FCF_CONF_COMP_SUPPORTED);
 	BUILD_BUG_ON(sizeof(sess->port_name) != sizeof(fcport->port_name));
 	memcpy(sess->port_name, fcport->port_name, sizeof(sess->port_name));
 
@@ -869,10 +868,8 @@
 			ql_dbg(ql_dbg_tgt_mgt, vha, 0xf007,
 			    "Reappeared sess %p\n", sess);
 		}
-		sess->s_id = fcport->d_id;
-		sess->loop_id = fcport->loop_id;
-		sess->conf_compl_supported = !!(fcport->flags &
-		    FCF_CONF_COMP_SUPPORTED);
+		ha->tgt.tgt_ops->update_sess(sess, fcport->d_id, fcport->loop_id,
+					(fcport->flags & FCF_CONF_COMP_SUPPORTED));
 	}
 
 	if (sess && sess->local) {
diff --git a/drivers/scsi/qla2xxx/qla_target.h b/drivers/scsi/qla2xxx/qla_target.h
index 170af15..bad7495 100644
--- a/drivers/scsi/qla2xxx/qla_target.h
+++ b/drivers/scsi/qla2xxx/qla_target.h
@@ -648,6 +648,7 @@
 
 	int (*check_initiator_node_acl)(struct scsi_qla_host *, unsigned char *,
 					void *, uint8_t *, uint16_t);
+	void (*update_sess)(struct qla_tgt_sess *, port_id_t, uint16_t, bool);
 	struct qla_tgt_sess *(*find_sess_by_loop_id)(struct scsi_qla_host *,
 						const uint16_t);
 	struct qla_tgt_sess *(*find_sess_by_s_id)(struct scsi_qla_host *,
diff --git a/drivers/scsi/qla2xxx/tcm_qla2xxx.c b/drivers/scsi/qla2xxx/tcm_qla2xxx.c
index 2358c16..3d74f2f 100644
--- a/drivers/scsi/qla2xxx/tcm_qla2xxx.c
+++ b/drivers/scsi/qla2xxx/tcm_qla2xxx.c
@@ -237,7 +237,7 @@
 				struct tcm_qla2xxx_tpg, se_tpg);
 	struct tcm_qla2xxx_lport *lport = tpg->lport;
 
-	return &lport->lport_name[0];
+	return lport->lport_naa_name;
 }
 
 static char *tcm_qla2xxx_npiv_get_fabric_wwn(struct se_portal_group *se_tpg)
@@ -1457,6 +1457,78 @@
 	return 0;
 }
 
+static void tcm_qla2xxx_update_sess(struct qla_tgt_sess *sess, port_id_t s_id,
+				    uint16_t loop_id, bool conf_compl_supported)
+{
+	struct qla_tgt *tgt = sess->tgt;
+	struct qla_hw_data *ha = tgt->ha;
+	struct tcm_qla2xxx_lport *lport = ha->tgt.target_lport_ptr;
+	struct se_node_acl *se_nacl = sess->se_sess->se_node_acl;
+	struct tcm_qla2xxx_nacl *nacl = container_of(se_nacl,
+			struct tcm_qla2xxx_nacl, se_node_acl);
+	u32 key;
+
+
+	if (sess->loop_id != loop_id || sess->s_id.b24 != s_id.b24)
+		pr_info("Updating session %p from port %02x:%02x:%02x:%02x:%02x:%02x:%02x:%02x loop_id %d -> %d s_id %x:%x:%x -> %x:%x:%x\n",
+			sess,
+			sess->port_name[0], sess->port_name[1],
+			sess->port_name[2], sess->port_name[3],
+			sess->port_name[4], sess->port_name[5],
+			sess->port_name[6], sess->port_name[7],
+			sess->loop_id, loop_id,
+			sess->s_id.b.domain, sess->s_id.b.area, sess->s_id.b.al_pa,
+			s_id.b.domain, s_id.b.area, s_id.b.al_pa);
+
+	if (sess->loop_id != loop_id) {
+		/*
+		 * Because we can shuffle loop IDs around and we
+		 * update different sessions non-atomically, we might
+		 * have overwritten this session's old loop ID
+		 * already, and we might end up overwriting some other
+		 * session that will be updated later.  So we have to
+		 * be extra careful and we can't warn about those things...
+		 */
+		if (lport->lport_loopid_map[sess->loop_id].se_nacl == se_nacl)
+			lport->lport_loopid_map[sess->loop_id].se_nacl = NULL;
+
+		lport->lport_loopid_map[loop_id].se_nacl = se_nacl;
+
+		sess->loop_id = loop_id;
+	}
+
+	if (sess->s_id.b24 != s_id.b24) {
+		key = (((u32) sess->s_id.b.domain << 16) |
+		       ((u32) sess->s_id.b.area   <<  8) |
+		       ((u32) sess->s_id.b.al_pa));
+
+		if (btree_lookup32(&lport->lport_fcport_map, key))
+			WARN(btree_remove32(&lport->lport_fcport_map, key) != se_nacl,
+			     "Found wrong se_nacl when updating s_id %x:%x:%x\n",
+			     sess->s_id.b.domain, sess->s_id.b.area, sess->s_id.b.al_pa);
+		else
+			WARN(1, "No lport_fcport_map entry for s_id %x:%x:%x\n",
+			     sess->s_id.b.domain, sess->s_id.b.area, sess->s_id.b.al_pa);
+
+		key = (((u32) s_id.b.domain << 16) |
+		       ((u32) s_id.b.area   <<  8) |
+		       ((u32) s_id.b.al_pa));
+
+		if (btree_lookup32(&lport->lport_fcport_map, key)) {
+			WARN(1, "Already have lport_fcport_map entry for s_id %x:%x:%x\n",
+			     s_id.b.domain, s_id.b.area, s_id.b.al_pa);
+			btree_update32(&lport->lport_fcport_map, key, se_nacl);
+		} else {
+			btree_insert32(&lport->lport_fcport_map, key, se_nacl, GFP_ATOMIC);
+		}
+
+		sess->s_id = s_id;
+		nacl->nport_id = key;
+	}
+
+	sess->conf_compl_supported = conf_compl_supported;
+}
+
 /*
  * Calls into tcm_qla2xxx used by qla2xxx LLD I/O path.
  */
@@ -1467,6 +1539,7 @@
 	.free_cmd		= tcm_qla2xxx_free_cmd,
 	.free_mcmd		= tcm_qla2xxx_free_mcmd,
 	.free_session		= tcm_qla2xxx_free_session,
+	.update_sess		= tcm_qla2xxx_update_sess,
 	.check_initiator_node_acl = tcm_qla2xxx_check_initiator_node_acl,
 	.find_sess_by_s_id	= tcm_qla2xxx_find_sess_by_s_id,
 	.find_sess_by_loop_id	= tcm_qla2xxx_find_sess_by_loop_id,
@@ -1534,6 +1607,7 @@
 	lport->lport_wwpn = wwpn;
 	tcm_qla2xxx_format_wwn(&lport->lport_name[0], TCM_QLA2XXX_NAMELEN,
 				wwpn);
+	sprintf(lport->lport_naa_name, "naa.%016llx", (unsigned long long) wwpn);
 
 	ret = tcm_qla2xxx_init_lport(lport);
 	if (ret != 0)
@@ -1601,6 +1675,7 @@
 	lport->lport_npiv_wwnn = npiv_wwnn;
 	tcm_qla2xxx_npiv_format_wwn(&lport->lport_npiv_name[0],
 			TCM_QLA2XXX_NAMELEN, npiv_wwpn, npiv_wwnn);
+	sprintf(lport->lport_naa_name, "naa.%016llx", (unsigned long long) npiv_wwpn);
 
 /* FIXME: tcm_qla2xxx_npiv_make_lport */
 	ret = -ENOSYS;
diff --git a/drivers/scsi/qla2xxx/tcm_qla2xxx.h b/drivers/scsi/qla2xxx/tcm_qla2xxx.h
index 8254981..9ba075f 100644
--- a/drivers/scsi/qla2xxx/tcm_qla2xxx.h
+++ b/drivers/scsi/qla2xxx/tcm_qla2xxx.h
@@ -61,6 +61,8 @@
 	u64 lport_npiv_wwnn;
 	/* ASCII formatted WWPN for FC Target Lport */
 	char lport_name[TCM_QLA2XXX_NAMELEN];
+	/* ASCII formatted naa WWPN for VPD page 83 etc */
+	char lport_naa_name[TCM_QLA2XXX_NAMELEN];
 	/* ASCII formatted WWPN+WWNN for NPIV FC Target Lport */
 	char lport_npiv_name[TCM_QLA2XXX_NPIV_NAMELEN];
 	/* map for fc_port pointers in 24-bit FC Port ID space */
diff --git a/drivers/spi/spi-mxs.c b/drivers/spi/spi-mxs.c
index edf1360..86dd04d 100644
--- a/drivers/spi/spi-mxs.c
+++ b/drivers/spi/spi-mxs.c
@@ -323,6 +323,7 @@
 	if (!ret) {
 		dev_err(ssp->dev, "DMA transfer timeout\n");
 		ret = -ETIMEDOUT;
+		dmaengine_terminate_all(ssp->dmach);
 		goto err_vmalloc;
 	}
 
@@ -480,7 +481,7 @@
 		first = last = 0;
 	}
 
-	m->status = 0;
+	m->status = status;
 	spi_finalize_current_message(master);
 
 	return status;
diff --git a/drivers/target/iscsi/iscsi_target.c b/drivers/target/iscsi/iscsi_target.c
index d6ce218..035c2c7 100644
--- a/drivers/target/iscsi/iscsi_target.c
+++ b/drivers/target/iscsi/iscsi_target.c
@@ -3719,7 +3719,9 @@
 		 */
 		iscsit_thread_check_cpumask(conn, current, 1);
 
-		schedule_timeout_interruptible(MAX_SCHEDULE_TIMEOUT);
+		wait_event_interruptible(conn->queues_wq,
+					 !iscsit_conn_all_queues_empty(conn) ||
+					 ts->status == ISCSI_THREAD_SET_RESET);
 
 		if ((ts->status == ISCSI_THREAD_SET_RESET) ||
 		     signal_pending(current))
diff --git a/drivers/target/iscsi/iscsi_target_core.h b/drivers/target/iscsi/iscsi_target_core.h
index 2ba9f9b..21048db 100644
--- a/drivers/target/iscsi/iscsi_target_core.h
+++ b/drivers/target/iscsi/iscsi_target_core.h
@@ -486,6 +486,7 @@
 };
 
 struct iscsi_conn {
+	wait_queue_head_t	queues_wq;
 	/* Authentication Successful for this connection */
 	u8			auth_complete;
 	/* State connection is currently in */
diff --git a/drivers/target/iscsi/iscsi_target_login.c b/drivers/target/iscsi/iscsi_target_login.c
index cdc8a10..f8dbec0 100644
--- a/drivers/target/iscsi/iscsi_target_login.c
+++ b/drivers/target/iscsi/iscsi_target_login.c
@@ -41,6 +41,7 @@
 
 static int iscsi_login_init_conn(struct iscsi_conn *conn)
 {
+	init_waitqueue_head(&conn->queues_wq);
 	INIT_LIST_HEAD(&conn->conn_list);
 	INIT_LIST_HEAD(&conn->conn_cmd_list);
 	INIT_LIST_HEAD(&conn->immed_queue_list);
diff --git a/drivers/target/iscsi/iscsi_target_util.c b/drivers/target/iscsi/iscsi_target_util.c
index afd98cc..1a91195 100644
--- a/drivers/target/iscsi/iscsi_target_util.c
+++ b/drivers/target/iscsi/iscsi_target_util.c
@@ -488,7 +488,7 @@
 	atomic_set(&conn->check_immediate_queue, 1);
 	spin_unlock_bh(&conn->immed_queue_lock);
 
-	wake_up_process(conn->thread_set->tx_thread);
+	wake_up(&conn->queues_wq);
 }
 
 struct iscsi_queue_req *iscsit_get_cmd_from_immediate_queue(struct iscsi_conn *conn)
@@ -562,7 +562,7 @@
 	atomic_inc(&cmd->response_queue_count);
 	spin_unlock_bh(&conn->response_queue_lock);
 
-	wake_up_process(conn->thread_set->tx_thread);
+	wake_up(&conn->queues_wq);
 }
 
 struct iscsi_queue_req *iscsit_get_cmd_from_response_queue(struct iscsi_conn *conn)
@@ -616,6 +616,24 @@
 	}
 }
 
+bool iscsit_conn_all_queues_empty(struct iscsi_conn *conn)
+{
+	bool empty;
+
+	spin_lock_bh(&conn->immed_queue_lock);
+	empty = list_empty(&conn->immed_queue_list);
+	spin_unlock_bh(&conn->immed_queue_lock);
+
+	if (!empty)
+		return empty;
+
+	spin_lock_bh(&conn->response_queue_lock);
+	empty = list_empty(&conn->response_queue_list);
+	spin_unlock_bh(&conn->response_queue_lock);
+
+	return empty;
+}
+
 void iscsit_free_queue_reqs_for_conn(struct iscsi_conn *conn)
 {
 	struct iscsi_queue_req *qr, *qr_tmp;
diff --git a/drivers/target/iscsi/iscsi_target_util.h b/drivers/target/iscsi/iscsi_target_util.h
index 44054bd..894d0f8 100644
--- a/drivers/target/iscsi/iscsi_target_util.h
+++ b/drivers/target/iscsi/iscsi_target_util.h
@@ -25,6 +25,7 @@
 extern void iscsit_add_cmd_to_response_queue(struct iscsi_cmd *, struct iscsi_conn *, u8);
 extern struct iscsi_queue_req *iscsit_get_cmd_from_response_queue(struct iscsi_conn *);
 extern void iscsit_remove_cmd_from_tx_queues(struct iscsi_cmd *, struct iscsi_conn *);
+extern bool iscsit_conn_all_queues_empty(struct iscsi_conn *);
 extern void iscsit_free_queue_reqs_for_conn(struct iscsi_conn *);
 extern void iscsit_release_cmd(struct iscsi_cmd *);
 extern void iscsit_free_cmd(struct iscsi_cmd *);
diff --git a/drivers/target/target_core_configfs.c b/drivers/target/target_core_configfs.c
index 015f5be..c123327 100644
--- a/drivers/target/target_core_configfs.c
+++ b/drivers/target/target_core_configfs.c
@@ -3206,7 +3206,8 @@
 	if (ret < 0)
 		goto out;
 
-	if (core_dev_setup_virtual_lun0() < 0)
+	ret = core_dev_setup_virtual_lun0();
+	if (ret < 0)
 		goto out;
 
 	return 0;
diff --git a/drivers/target/target_core_device.c b/drivers/target/target_core_device.c
index 8d774da..9abef9f 100644
--- a/drivers/target/target_core_device.c
+++ b/drivers/target/target_core_device.c
@@ -850,20 +850,20 @@
 
 static u32 se_dev_align_max_sectors(u32 max_sectors, u32 block_size)
 {
-	u32 tmp, aligned_max_sectors;
+	u32 aligned_max_sectors;
+	u32 alignment;
 	/*
 	 * Limit max_sectors to a PAGE_SIZE aligned value for modern
 	 * transport_allocate_data_tasks() operation.
 	 */
-	tmp = rounddown((max_sectors * block_size), PAGE_SIZE);
-	aligned_max_sectors = (tmp / block_size);
-	if (max_sectors != aligned_max_sectors) {
-		printk(KERN_INFO "Rounding down aligned max_sectors from %u"
-				" to %u\n", max_sectors, aligned_max_sectors);
-		return aligned_max_sectors;
-	}
+	alignment = max(1ul, PAGE_SIZE / block_size);
+	aligned_max_sectors = rounddown(max_sectors, alignment);
 
-	return max_sectors;
+	if (max_sectors != aligned_max_sectors)
+		pr_info("Rounding down aligned max_sectors from %u to %u\n",
+			max_sectors, aligned_max_sectors);
+
+	return aligned_max_sectors;
 }
 
 void se_dev_set_default_attribs(
diff --git a/drivers/target/target_core_sbc.c b/drivers/target/target_core_sbc.c
index 868f8aa..a6e27d9 100644
--- a/drivers/target/target_core_sbc.c
+++ b/drivers/target/target_core_sbc.c
@@ -135,6 +135,12 @@
 	return 0;
 }
 
+static int sbc_emulate_noop(struct se_cmd *cmd)
+{
+	target_complete_cmd(cmd, GOOD);
+	return 0;
+}
+
 static inline u32 sbc_get_size(struct se_cmd *cmd, u32 sectors)
 {
 	return cmd->se_dev->se_sub_dev->se_dev_attrib.block_size * sectors;
@@ -531,6 +537,18 @@
 		size = 0;
 		cmd->execute_cmd = sbc_emulate_verify;
 		break;
+	case REZERO_UNIT:
+	case SEEK_6:
+	case SEEK_10:
+		/*
+		 * There are still clients out there which use these old SCSI-2
+		 * commands. This mainly happens when running VMs with legacy
+		 * guest systems, connected via SCSI command pass-through to
+		 * iSCSI targets. Make them happy and return status GOOD.
+		 */
+		size = 0;
+		cmd->execute_cmd = sbc_emulate_noop;
+		break;
 	default:
 		ret = spc_parse_cdb(cmd, &size);
 		if (ret)
diff --git a/drivers/target/target_core_spc.c b/drivers/target/target_core_spc.c
index 9229bd9..6fd434d 100644
--- a/drivers/target/target_core_spc.c
+++ b/drivers/target/target_core_spc.c
@@ -605,6 +605,8 @@
 	unsigned char buf[SE_INQUIRY_BUF];
 	int p, ret;
 
+	memset(buf, 0, SE_INQUIRY_BUF);
+
 	if (dev == tpg->tpg_virt_lun0.lun_se_dev)
 		buf[0] = 0x3f; /* Not connected */
 	else
diff --git a/drivers/target/target_core_tmr.c b/drivers/target/target_core_tmr.c
index 1c59a3c..be75c43 100644
--- a/drivers/target/target_core_tmr.c
+++ b/drivers/target/target_core_tmr.c
@@ -140,15 +140,15 @@
 		printk("ABORT_TASK: Found referenced %s task_tag: %u\n",
 			se_cmd->se_tfo->get_fabric_name(), ref_tag);
 
-		spin_lock_irq(&se_cmd->t_state_lock);
+		spin_lock(&se_cmd->t_state_lock);
 		if (se_cmd->transport_state & CMD_T_COMPLETE) {
 			printk("ABORT_TASK: ref_tag: %u already complete, skipping\n", ref_tag);
-			spin_unlock_irq(&se_cmd->t_state_lock);
+			spin_unlock(&se_cmd->t_state_lock);
 			spin_unlock_irqrestore(&se_sess->sess_cmd_lock, flags);
 			goto out;
 		}
 		se_cmd->transport_state |= CMD_T_ABORTED;
-		spin_unlock_irq(&se_cmd->t_state_lock);
+		spin_unlock(&se_cmd->t_state_lock);
 
 		list_del_init(&se_cmd->se_cmd_list);
 		kref_get(&se_cmd->cmd_kref);
diff --git a/drivers/target/target_core_transport.c b/drivers/target/target_core_transport.c
index c33baff..9097155 100644
--- a/drivers/target/target_core_transport.c
+++ b/drivers/target/target_core_transport.c
@@ -1616,7 +1616,6 @@
 
 	se_cmd->se_tmr_req->response = TMR_LUN_DOES_NOT_EXIST;
 	se_cmd->se_tfo->queue_tm_rsp(se_cmd);
-	transport_generic_free_cmd(se_cmd, 0);
 }
 
 /**
diff --git a/drivers/thermal/exynos_thermal.c b/drivers/thermal/exynos_thermal.c
index fd03e85..6dd29e4 100644
--- a/drivers/thermal/exynos_thermal.c
+++ b/drivers/thermal/exynos_thermal.c
@@ -815,7 +815,7 @@
 	},
 	{ },
 };
-MODULE_DEVICE_TABLE(platform, exynos4_tmu_driver_ids);
+MODULE_DEVICE_TABLE(platform, exynos_tmu_driver_ids);
 
 static inline struct  exynos_tmu_platform_data *exynos_get_driver_data(
 			struct platform_device *pdev)
diff --git a/drivers/thermal/rcar_thermal.c b/drivers/thermal/rcar_thermal.c
index d445271..f7a1b57 100644
--- a/drivers/thermal/rcar_thermal.c
+++ b/drivers/thermal/rcar_thermal.c
@@ -210,7 +210,7 @@
 		goto error_free_priv;
 	}
 
-	zone = thermal_zone_device_register("rcar_thermal", 0, priv,
+	zone = thermal_zone_device_register("rcar_thermal", 0, 0, priv,
 					    &rcar_thermal_zone_ops, 0, 0);
 	if (IS_ERR(zone)) {
 		dev_err(&pdev->dev, "thermal zone device is NULL\n");
diff --git a/drivers/vhost/net.c b/drivers/vhost/net.c
index 072cbba..7f93f34 100644
--- a/drivers/vhost/net.c
+++ b/drivers/vhost/net.c
@@ -379,7 +379,8 @@
 		.hdr.gso_type = VIRTIO_NET_HDR_GSO_NONE
 	};
 	size_t total_len = 0;
-	int err, headcount, mergeable;
+	int err, mergeable;
+	s16 headcount;
 	size_t vhost_hlen, sock_hlen;
 	size_t vhost_len, sock_len;
 	/* TODO: check that we are running from vhost_worker? */
diff --git a/drivers/video/xen-fbfront.c b/drivers/video/xen-fbfront.c
index b7f5173..917bb56 100644
--- a/drivers/video/xen-fbfront.c
+++ b/drivers/video/xen-fbfront.c
@@ -641,7 +641,6 @@
 	case XenbusStateReconfiguring:
 	case XenbusStateReconfigured:
 	case XenbusStateUnknown:
-	case XenbusStateClosed:
 		break;
 
 	case XenbusStateInitWait:
@@ -670,6 +669,10 @@
 		info->feature_resize = val;
 		break;
 
+	case XenbusStateClosed:
+		if (dev->state == XenbusStateClosed)
+			break;
+		/* Missed the backend's CLOSING state -- fallthrough */
 	case XenbusStateClosing:
 		xenbus_frontend_closed(dev);
 		break;
diff --git a/drivers/virtio/virtio.c b/drivers/virtio/virtio.c
index 1e8659c..809b0de 100644
--- a/drivers/virtio/virtio.c
+++ b/drivers/virtio/virtio.c
@@ -225,8 +225,10 @@
 
 void unregister_virtio_device(struct virtio_device *dev)
 {
+	int index = dev->index; /* save for after device release */
+
 	device_unregister(&dev->dev);
-	ida_simple_remove(&virtio_index_ida, dev->index);
+	ida_simple_remove(&virtio_index_ida, index);
 }
 EXPORT_SYMBOL_GPL(unregister_virtio_device);
 
diff --git a/drivers/xen/Makefile b/drivers/xen/Makefile
index 0e863703..7435470 100644
--- a/drivers/xen/Makefile
+++ b/drivers/xen/Makefile
@@ -2,6 +2,7 @@
 obj-y	+= manage.o balloon.o
 obj-$(CONFIG_HOTPLUG_CPU)		+= cpu_hotplug.o
 endif
+obj-$(CONFIG_X86)			+= fallback.o
 obj-y	+= grant-table.o features.o events.o
 obj-y	+= xenbus/
 
diff --git a/drivers/xen/events.c b/drivers/xen/events.c
index 912ac81..0be4df3 100644
--- a/drivers/xen/events.c
+++ b/drivers/xen/events.c
@@ -1395,10 +1395,10 @@
 {
 	struct pt_regs *old_regs = set_irq_regs(regs);
 
+	irq_enter();
 #ifdef CONFIG_X86
 	exit_idle();
 #endif
-	irq_enter();
 
 	__xen_evtchn_do_upcall();
 
diff --git a/drivers/xen/fallback.c b/drivers/xen/fallback.c
new file mode 100644
index 0000000..0ef7c4d
--- /dev/null
+++ b/drivers/xen/fallback.c
@@ -0,0 +1,80 @@
+#include <linux/kernel.h>
+#include <linux/string.h>
+#include <linux/bug.h>
+#include <linux/export.h>
+#include <asm/hypervisor.h>
+#include <asm/xen/hypercall.h>
+
+int xen_event_channel_op_compat(int cmd, void *arg)
+{
+	struct evtchn_op op;
+	int rc;
+
+	op.cmd = cmd;
+	memcpy(&op.u, arg, sizeof(op.u));
+	rc = _hypercall1(int, event_channel_op_compat, &op);
+
+	switch (cmd) {
+	case EVTCHNOP_close:
+	case EVTCHNOP_send:
+	case EVTCHNOP_bind_vcpu:
+	case EVTCHNOP_unmask:
+		/* no output */
+		break;
+
+#define COPY_BACK(eop) \
+	case EVTCHNOP_##eop: \
+		memcpy(arg, &op.u.eop, sizeof(op.u.eop)); \
+		break
+
+	COPY_BACK(bind_interdomain);
+	COPY_BACK(bind_virq);
+	COPY_BACK(bind_pirq);
+	COPY_BACK(status);
+	COPY_BACK(alloc_unbound);
+	COPY_BACK(bind_ipi);
+#undef COPY_BACK
+
+	default:
+		WARN_ON(rc != -ENOSYS);
+		break;
+	}
+
+	return rc;
+}
+EXPORT_SYMBOL_GPL(xen_event_channel_op_compat);
+
+int HYPERVISOR_physdev_op_compat(int cmd, void *arg)
+{
+	struct physdev_op op;
+	int rc;
+
+	op.cmd = cmd;
+	memcpy(&op.u, arg, sizeof(op.u));
+	rc = _hypercall1(int, physdev_op_compat, &op);
+
+	switch (cmd) {
+	case PHYSDEVOP_IRQ_UNMASK_NOTIFY:
+	case PHYSDEVOP_set_iopl:
+	case PHYSDEVOP_set_iobitmap:
+	case PHYSDEVOP_apic_write:
+		/* no output */
+		break;
+
+#define COPY_BACK(pop, fld) \
+	case PHYSDEVOP_##pop: \
+		memcpy(arg, &op.u.fld, sizeof(op.u.fld)); \
+		break
+
+	COPY_BACK(irq_status_query, irq_status_query);
+	COPY_BACK(apic_read, apic_op);
+	COPY_BACK(ASSIGN_VECTOR, irq_op);
+#undef COPY_BACK
+
+	default:
+		WARN_ON(rc != -ENOSYS);
+		break;
+	}
+
+	return rc;
+}
diff --git a/drivers/xen/gntdev.c b/drivers/xen/gntdev.c
index 610bfc6be..2e22df2 100644
--- a/drivers/xen/gntdev.c
+++ b/drivers/xen/gntdev.c
@@ -105,6 +105,21 @@
 #endif
 }
 
+static void gntdev_free_map(struct grant_map *map)
+{
+	if (map == NULL)
+		return;
+
+	if (map->pages)
+		free_xenballooned_pages(map->count, map->pages);
+	kfree(map->pages);
+	kfree(map->grants);
+	kfree(map->map_ops);
+	kfree(map->unmap_ops);
+	kfree(map->kmap_ops);
+	kfree(map);
+}
+
 static struct grant_map *gntdev_alloc_map(struct gntdev_priv *priv, int count)
 {
 	struct grant_map *add;
@@ -142,12 +157,7 @@
 	return add;
 
 err:
-	kfree(add->pages);
-	kfree(add->grants);
-	kfree(add->map_ops);
-	kfree(add->unmap_ops);
-	kfree(add->kmap_ops);
-	kfree(add);
+	gntdev_free_map(add);
 	return NULL;
 }
 
@@ -198,17 +208,9 @@
 		evtchn_put(map->notify.event);
 	}
 
-	if (map->pages) {
-		if (!use_ptemod)
-			unmap_grant_pages(map, 0, map->count);
-
-		free_xenballooned_pages(map->count, map->pages);
-	}
-	kfree(map->pages);
-	kfree(map->grants);
-	kfree(map->map_ops);
-	kfree(map->unmap_ops);
-	kfree(map);
+	if (map->pages && !use_ptemod)
+		unmap_grant_pages(map, 0, map->count);
+	gntdev_free_map(map);
 }
 
 /* ------------------------------------------------------------------ */
diff --git a/drivers/xen/xenbus/xenbus_dev_frontend.c b/drivers/xen/xenbus/xenbus_dev_frontend.c
index 89f7625..ac72702 100644
--- a/drivers/xen/xenbus/xenbus_dev_frontend.c
+++ b/drivers/xen/xenbus/xenbus_dev_frontend.c
@@ -458,7 +458,7 @@
 		goto out;
 
 	/* Can't write a xenbus message larger we can buffer */
-	if ((len + u->len) > sizeof(u->u.buffer)) {
+	if (len > sizeof(u->u.buffer) - u->len) {
 		/* On error, dump existing buffer */
 		u->len = 0;
 		rc = -EINVAL;
diff --git a/fs/bio.c b/fs/bio.c
index 9298c65..b96fc6c 100644
--- a/fs/bio.c
+++ b/fs/bio.c
@@ -75,6 +75,7 @@
 	unsigned int sz = sizeof(struct bio) + extra_size;
 	struct kmem_cache *slab = NULL;
 	struct bio_slab *bslab, *new_bio_slabs;
+	unsigned int new_bio_slab_max;
 	unsigned int i, entry = -1;
 
 	mutex_lock(&bio_slab_lock);
@@ -97,12 +98,13 @@
 		goto out_unlock;
 
 	if (bio_slab_nr == bio_slab_max && entry == -1) {
-		bio_slab_max <<= 1;
+		new_bio_slab_max = bio_slab_max << 1;
 		new_bio_slabs = krealloc(bio_slabs,
-					 bio_slab_max * sizeof(struct bio_slab),
+					 new_bio_slab_max * sizeof(struct bio_slab),
 					 GFP_KERNEL);
 		if (!new_bio_slabs)
 			goto out_unlock;
+		bio_slab_max = new_bio_slab_max;
 		bio_slabs = new_bio_slabs;
 	}
 	if (entry == -1)
diff --git a/fs/block_dev.c b/fs/block_dev.c
index b3c1d3d..1a1e5e3 100644
--- a/fs/block_dev.c
+++ b/fs/block_dev.c
@@ -1661,6 +1661,39 @@
 	return ret;
 }
 
+static ssize_t blkdev_splice_read(struct file *file, loff_t *ppos,
+				  struct pipe_inode_info *pipe, size_t len,
+				  unsigned int flags)
+{
+	ssize_t ret;
+	struct block_device *bdev = I_BDEV(file->f_mapping->host);
+
+	percpu_down_read(&bdev->bd_block_size_semaphore);
+
+	ret = generic_file_splice_read(file, ppos, pipe, len, flags);
+
+	percpu_up_read(&bdev->bd_block_size_semaphore);
+
+	return ret;
+}
+
+static ssize_t blkdev_splice_write(struct pipe_inode_info *pipe,
+				   struct file *file, loff_t *ppos, size_t len,
+				   unsigned int flags)
+{
+	ssize_t ret;
+	struct block_device *bdev = I_BDEV(file->f_mapping->host);
+
+	percpu_down_read(&bdev->bd_block_size_semaphore);
+
+	ret = generic_file_splice_write(pipe, file, ppos, len, flags);
+
+	percpu_up_read(&bdev->bd_block_size_semaphore);
+
+	return ret;
+}
+
+
 /*
  * Try to release a page associated with block device when the system
  * is under memory pressure.
@@ -1699,8 +1732,8 @@
 #ifdef CONFIG_COMPAT
 	.compat_ioctl	= compat_blkdev_ioctl,
 #endif
-	.splice_read	= generic_file_splice_read,
-	.splice_write	= generic_file_splice_write,
+	.splice_read	= blkdev_splice_read,
+	.splice_write	= blkdev_splice_write,
 };
 
 int ioctl_by_bdev(struct block_device *bdev, unsigned cmd, unsigned long arg)
diff --git a/fs/ceph/export.c b/fs/ceph/export.c
index 02ce909..9349bb3 100644
--- a/fs/ceph/export.c
+++ b/fs/ceph/export.c
@@ -90,6 +90,8 @@
 		*max_len = handle_length;
 		type = 255;
 	}
+	if (dentry)
+		dput(dentry);
 	return type;
 }
 
diff --git a/fs/cifs/cifsacl.c b/fs/cifs/cifsacl.c
index fc783e2..0fb15bb 100644
--- a/fs/cifs/cifsacl.c
+++ b/fs/cifs/cifsacl.c
@@ -225,6 +225,13 @@
 }
 
 static void
+cifs_copy_sid(struct cifs_sid *dst, const struct cifs_sid *src)
+{
+	memcpy(dst, src, sizeof(*dst));
+	dst->num_subauth = min_t(u8, src->num_subauth, NUM_SUBAUTHS);
+}
+
+static void
 id_rb_insert(struct rb_root *root, struct cifs_sid *sidptr,
 		struct cifs_sid_id **psidid, char *typestr)
 {
@@ -248,7 +255,7 @@
 		}
 	}
 
-	memcpy(&(*psidid)->sid, sidptr, sizeof(struct cifs_sid));
+	cifs_copy_sid(&(*psidid)->sid, sidptr);
 	(*psidid)->time = jiffies - (SID_MAP_RETRY + 1);
 	(*psidid)->refcount = 0;
 
@@ -354,7 +361,7 @@
 	 * any fields of the node after a reference is put .
 	 */
 	if (test_bit(SID_ID_MAPPED, &psidid->state)) {
-		memcpy(ssid, &psidid->sid, sizeof(struct cifs_sid));
+		cifs_copy_sid(ssid, &psidid->sid);
 		psidid->time = jiffies; /* update ts for accessing */
 		goto id_sid_out;
 	}
@@ -370,14 +377,14 @@
 		if (IS_ERR(sidkey)) {
 			rc = -EINVAL;
 			cFYI(1, "%s: Can't map and id to a SID", __func__);
+		} else if (sidkey->datalen < sizeof(struct cifs_sid)) {
+			rc = -EIO;
+			cFYI(1, "%s: Downcall contained malformed key "
+				"(datalen=%hu)", __func__, sidkey->datalen);
 		} else {
 			lsid = (struct cifs_sid *)sidkey->payload.data;
-			memcpy(&psidid->sid, lsid,
-				sidkey->datalen < sizeof(struct cifs_sid) ?
-				sidkey->datalen : sizeof(struct cifs_sid));
-			memcpy(ssid, &psidid->sid,
-				sidkey->datalen < sizeof(struct cifs_sid) ?
-				sidkey->datalen : sizeof(struct cifs_sid));
+			cifs_copy_sid(&psidid->sid, lsid);
+			cifs_copy_sid(ssid, &psidid->sid);
 			set_bit(SID_ID_MAPPED, &psidid->state);
 			key_put(sidkey);
 			kfree(psidid->sidstr);
@@ -396,7 +403,7 @@
 			return rc;
 		}
 		if (test_bit(SID_ID_MAPPED, &psidid->state))
-			memcpy(ssid, &psidid->sid, sizeof(struct cifs_sid));
+			cifs_copy_sid(ssid, &psidid->sid);
 		else
 			rc = -EINVAL;
 	}
@@ -675,8 +682,6 @@
 static void copy_sec_desc(const struct cifs_ntsd *pntsd,
 				struct cifs_ntsd *pnntsd, __u32 sidsoffset)
 {
-	int i;
-
 	struct cifs_sid *owner_sid_ptr, *group_sid_ptr;
 	struct cifs_sid *nowner_sid_ptr, *ngroup_sid_ptr;
 
@@ -692,26 +697,14 @@
 	owner_sid_ptr = (struct cifs_sid *)((char *)pntsd +
 				le32_to_cpu(pntsd->osidoffset));
 	nowner_sid_ptr = (struct cifs_sid *)((char *)pnntsd + sidsoffset);
-
-	nowner_sid_ptr->revision = owner_sid_ptr->revision;
-	nowner_sid_ptr->num_subauth = owner_sid_ptr->num_subauth;
-	for (i = 0; i < 6; i++)
-		nowner_sid_ptr->authority[i] = owner_sid_ptr->authority[i];
-	for (i = 0; i < 5; i++)
-		nowner_sid_ptr->sub_auth[i] = owner_sid_ptr->sub_auth[i];
+	cifs_copy_sid(nowner_sid_ptr, owner_sid_ptr);
 
 	/* copy group sid */
 	group_sid_ptr = (struct cifs_sid *)((char *)pntsd +
 				le32_to_cpu(pntsd->gsidoffset));
 	ngroup_sid_ptr = (struct cifs_sid *)((char *)pnntsd + sidsoffset +
 					sizeof(struct cifs_sid));
-
-	ngroup_sid_ptr->revision = group_sid_ptr->revision;
-	ngroup_sid_ptr->num_subauth = group_sid_ptr->num_subauth;
-	for (i = 0; i < 6; i++)
-		ngroup_sid_ptr->authority[i] = group_sid_ptr->authority[i];
-	for (i = 0; i < 5; i++)
-		ngroup_sid_ptr->sub_auth[i] = group_sid_ptr->sub_auth[i];
+	cifs_copy_sid(ngroup_sid_ptr, group_sid_ptr);
 
 	return;
 }
@@ -1120,8 +1113,7 @@
 				kfree(nowner_sid_ptr);
 				return rc;
 			}
-			memcpy(owner_sid_ptr, nowner_sid_ptr,
-					sizeof(struct cifs_sid));
+			cifs_copy_sid(owner_sid_ptr, nowner_sid_ptr);
 			kfree(nowner_sid_ptr);
 			*aclflag = CIFS_ACL_OWNER;
 		}
@@ -1139,8 +1131,7 @@
 				kfree(ngroup_sid_ptr);
 				return rc;
 			}
-			memcpy(group_sid_ptr, ngroup_sid_ptr,
-					sizeof(struct cifs_sid));
+			cifs_copy_sid(group_sid_ptr, ngroup_sid_ptr);
 			kfree(ngroup_sid_ptr);
 			*aclflag = CIFS_ACL_GROUP;
 		}
diff --git a/fs/cifs/dir.c b/fs/cifs/dir.c
index 7c0a812..d3671f2 100644
--- a/fs/cifs/dir.c
+++ b/fs/cifs/dir.c
@@ -398,7 +398,16 @@
 	 * in network traffic in the other paths.
 	 */
 	if (!(oflags & O_CREAT)) {
-		struct dentry *res = cifs_lookup(inode, direntry, 0);
+		struct dentry *res;
+
+		/*
+		 * Check for hashed negative dentry. We have already revalidated
+		 * the dentry and it is fine. No need to perform another lookup.
+		 */
+		if (!d_unhashed(direntry))
+			return -ENOENT;
+
+		res = cifs_lookup(inode, direntry, 0);
 		if (IS_ERR(res))
 			return PTR_ERR(res);
 
diff --git a/fs/eventpoll.c b/fs/eventpoll.c
index da72250..cd96649 100644
--- a/fs/eventpoll.c
+++ b/fs/eventpoll.c
@@ -346,7 +346,7 @@
 /* Tells if the epoll_ctl(2) operation needs an event copy from userspace */
 static inline int ep_op_has_event(int op)
 {
-	return op == EPOLL_CTL_ADD || op == EPOLL_CTL_MOD;
+	return op != EPOLL_CTL_DEL;
 }
 
 /* Initialize the poll safe wake up structure */
@@ -676,34 +676,6 @@
 	return 0;
 }
 
-/*
- * Disables a "struct epitem" in the eventpoll set. Returns -EBUSY if the item
- * had no event flags set, indicating that another thread may be currently
- * handling that item's events (in the case that EPOLLONESHOT was being
- * used). Otherwise a zero result indicates that the item has been disabled
- * from receiving events. A disabled item may be re-enabled via
- * EPOLL_CTL_MOD. Must be called with "mtx" held.
- */
-static int ep_disable(struct eventpoll *ep, struct epitem *epi)
-{
-	int result = 0;
-	unsigned long flags;
-
-	spin_lock_irqsave(&ep->lock, flags);
-	if (epi->event.events & ~EP_PRIVATE_BITS) {
-		if (ep_is_linked(&epi->rdllink))
-			list_del_init(&epi->rdllink);
-		/* Ensure ep_poll_callback will not add epi back onto ready
-		   list: */
-		epi->event.events &= EP_PRIVATE_BITS;
-		}
-	else
-		result = -EBUSY;
-	spin_unlock_irqrestore(&ep->lock, flags);
-
-	return result;
-}
-
 static void ep_free(struct eventpoll *ep)
 {
 	struct rb_node *rbp;
@@ -1048,6 +1020,8 @@
 	rb_insert_color(&epi->rbn, &ep->rbr);
 }
 
+
+
 #define PATH_ARR_SIZE 5
 /*
  * These are the number paths of length 1 to 5, that we are allowing to emanate
@@ -1813,12 +1787,6 @@
 		} else
 			error = -ENOENT;
 		break;
-	case EPOLL_CTL_DISABLE:
-		if (epi)
-			error = ep_disable(ep, epi);
-		else
-			error = -ENOENT;
-		break;
 	}
 	mutex_unlock(&ep->mtx);
 
diff --git a/fs/exec.c b/fs/exec.c
index 8b9011b..0039055 100644
--- a/fs/exec.c
+++ b/fs/exec.c
@@ -1083,7 +1083,8 @@
 	bprm->mm = NULL;		/* We're using it now */
 
 	set_fs(USER_DS);
-	current->flags &= ~(PF_RANDOMIZE | PF_FORKNOEXEC | PF_KTHREAD);
+	current->flags &=
+		~(PF_RANDOMIZE | PF_FORKNOEXEC | PF_KTHREAD | PF_NOFREEZE);
 	flush_thread();
 	current->personality &= ~bprm->per_clear;
 
diff --git a/fs/ext4/ialloc.c b/fs/ext4/ialloc.c
index 4facdd2..3a100e7 100644
--- a/fs/ext4/ialloc.c
+++ b/fs/ext4/ialloc.c
@@ -725,6 +725,10 @@
 				   "inode=%lu", ino + 1);
 			continue;
 		}
+		BUFFER_TRACE(inode_bitmap_bh, "get_write_access");
+		err = ext4_journal_get_write_access(handle, inode_bitmap_bh);
+		if (err)
+			goto fail;
 		ext4_lock_group(sb, group);
 		ret2 = ext4_test_and_set_bit(ino, inode_bitmap_bh->b_data);
 		ext4_unlock_group(sb, group);
@@ -738,6 +742,11 @@
 	goto out;
 
 got:
+	BUFFER_TRACE(inode_bitmap_bh, "call ext4_handle_dirty_metadata");
+	err = ext4_handle_dirty_metadata(handle, NULL, inode_bitmap_bh);
+	if (err)
+		goto fail;
+
 	/* We may have to initialize the block bitmap if it isn't already */
 	if (ext4_has_group_desc_csum(sb) &&
 	    gdp->bg_flags & cpu_to_le16(EXT4_BG_BLOCK_UNINIT)) {
@@ -771,11 +780,6 @@
 			goto fail;
 	}
 
-	BUFFER_TRACE(inode_bitmap_bh, "get_write_access");
-	err = ext4_journal_get_write_access(handle, inode_bitmap_bh);
-	if (err)
-		goto fail;
-
 	BUFFER_TRACE(group_desc_bh, "get_write_access");
 	err = ext4_journal_get_write_access(handle, group_desc_bh);
 	if (err)
@@ -823,11 +827,6 @@
 	}
 	ext4_unlock_group(sb, group);
 
-	BUFFER_TRACE(inode_bitmap_bh, "call ext4_handle_dirty_metadata");
-	err = ext4_handle_dirty_metadata(handle, NULL, inode_bitmap_bh);
-	if (err)
-		goto fail;
-
 	BUFFER_TRACE(group_desc_bh, "call ext4_handle_dirty_metadata");
 	err = ext4_handle_dirty_metadata(handle, NULL, group_desc_bh);
 	if (err)
diff --git a/fs/file.c b/fs/file.c
index d3b5fa8..708d997 100644
--- a/fs/file.c
+++ b/fs/file.c
@@ -900,7 +900,7 @@
 		return __close_fd(files, fd);
 
 	if (fd >= rlimit(RLIMIT_NOFILE))
-		return -EMFILE;
+		return -EBADF;
 
 	spin_lock(&files->file_lock);
 	err = expand_files(files, fd);
@@ -926,7 +926,7 @@
 		return -EINVAL;
 
 	if (newfd >= rlimit(RLIMIT_NOFILE))
-		return -EMFILE;
+		return -EBADF;
 
 	spin_lock(&files->file_lock);
 	err = expand_files(files, newfd);
diff --git a/fs/gfs2/file.c b/fs/gfs2/file.c
index 0def050..e056b4c 100644
--- a/fs/gfs2/file.c
+++ b/fs/gfs2/file.c
@@ -516,15 +516,13 @@
 		struct gfs2_holder i_gh;
 		int error;
 
-		gfs2_holder_init(ip->i_gl, LM_ST_SHARED, LM_FLAG_ANY, &i_gh);
-		error = gfs2_glock_nq(&i_gh);
-		if (error == 0) {
-			file_accessed(file);
-			gfs2_glock_dq(&i_gh);
-		}
-		gfs2_holder_uninit(&i_gh);
+		error = gfs2_glock_nq_init(ip->i_gl, LM_ST_SHARED, LM_FLAG_ANY,
+					   &i_gh);
 		if (error)
 			return error;
+		/* grab lock to update inode */
+		gfs2_glock_dq_uninit(&i_gh);
+		file_accessed(file);
 	}
 	vma->vm_ops = &gfs2_vm_ops;
 
@@ -677,10 +675,8 @@
 	size_t writesize = iov_length(iov, nr_segs);
 	struct dentry *dentry = file->f_dentry;
 	struct gfs2_inode *ip = GFS2_I(dentry->d_inode);
-	struct gfs2_sbd *sdp;
 	int ret;
 
-	sdp = GFS2_SB(file->f_mapping->host);
 	ret = gfs2_rs_alloc(ip);
 	if (ret)
 		return ret;
diff --git a/fs/gfs2/lops.c b/fs/gfs2/lops.c
index 8ff95a2..9ceccb1 100644
--- a/fs/gfs2/lops.c
+++ b/fs/gfs2/lops.c
@@ -393,12 +393,10 @@
 	struct gfs2_meta_header *mh;
 	struct gfs2_trans *tr;
 
-	lock_buffer(bd->bd_bh);
-	gfs2_log_lock(sdp);
 	tr = current->journal_info;
 	tr->tr_touched = 1;
 	if (!list_empty(&bd->bd_list))
-		goto out;
+		return;
 	set_bit(GLF_LFLUSH, &bd->bd_gl->gl_flags);
 	set_bit(GLF_DIRTY, &bd->bd_gl->gl_flags);
 	mh = (struct gfs2_meta_header *)bd->bd_bh->b_data;
@@ -414,9 +412,6 @@
 	sdp->sd_log_num_buf++;
 	list_add(&bd->bd_list, &sdp->sd_log_le_buf);
 	tr->tr_num_buf_new++;
-out:
-	gfs2_log_unlock(sdp);
-	unlock_buffer(bd->bd_bh);
 }
 
 static void gfs2_check_magic(struct buffer_head *bh)
@@ -621,7 +616,6 @@
 
 static void revoke_lo_before_commit(struct gfs2_sbd *sdp)
 {
-	struct gfs2_log_descriptor *ld;
 	struct gfs2_meta_header *mh;
 	unsigned int offset;
 	struct list_head *head = &sdp->sd_log_le_revoke;
@@ -634,7 +628,6 @@
 
 	length = gfs2_struct2blk(sdp, sdp->sd_log_num_revoke, sizeof(u64));
 	page = gfs2_get_log_desc(sdp, GFS2_LOG_DESC_REVOKE, length, sdp->sd_log_num_revoke);
-	ld = page_address(page);
 	offset = sizeof(struct gfs2_log_descriptor);
 
 	list_for_each_entry(bd, head, bd_list) {
@@ -777,12 +770,10 @@
 	struct address_space *mapping = bd->bd_bh->b_page->mapping;
 	struct gfs2_inode *ip = GFS2_I(mapping->host);
 
-	lock_buffer(bd->bd_bh);
-	gfs2_log_lock(sdp);
 	if (tr)
 		tr->tr_touched = 1;
 	if (!list_empty(&bd->bd_list))
-		goto out;
+		return;
 	set_bit(GLF_LFLUSH, &bd->bd_gl->gl_flags);
 	set_bit(GLF_DIRTY, &bd->bd_gl->gl_flags);
 	if (gfs2_is_jdata(ip)) {
@@ -793,9 +784,6 @@
 	} else {
 		list_add_tail(&bd->bd_list, &sdp->sd_log_le_ordered);
 	}
-out:
-	gfs2_log_unlock(sdp);
-	unlock_buffer(bd->bd_bh);
 }
 
 /**
diff --git a/fs/gfs2/quota.c b/fs/gfs2/quota.c
index 40c4b0d..c5af8e1 100644
--- a/fs/gfs2/quota.c
+++ b/fs/gfs2/quota.c
@@ -497,8 +497,11 @@
 	struct gfs2_quota_data **qd;
 	int error;
 
-	if (ip->i_res == NULL)
-		gfs2_rs_alloc(ip);
+	if (ip->i_res == NULL) {
+		error = gfs2_rs_alloc(ip);
+		if (error)
+			return error;
+	}
 
 	qd = ip->i_res->rs_qa_qd;
 
diff --git a/fs/gfs2/rgrp.c b/fs/gfs2/rgrp.c
index 3cc402c..38fe18f 100644
--- a/fs/gfs2/rgrp.c
+++ b/fs/gfs2/rgrp.c
@@ -553,7 +553,6 @@
  */
 int gfs2_rs_alloc(struct gfs2_inode *ip)
 {
-	int error = 0;
 	struct gfs2_blkreserv *res;
 
 	if (ip->i_res)
@@ -561,7 +560,7 @@
 
 	res = kmem_cache_zalloc(gfs2_rsrv_cachep, GFP_NOFS);
 	if (!res)
-		error = -ENOMEM;
+		return -ENOMEM;
 
 	RB_CLEAR_NODE(&res->rs_node);
 
@@ -571,7 +570,7 @@
 	else
 		ip->i_res = res;
 	up_write(&ip->i_rw_mutex);
-	return error;
+	return 0;
 }
 
 static void dump_rs(struct seq_file *seq, const struct gfs2_blkreserv *rs)
@@ -1263,7 +1262,9 @@
 	int ret = 0;
 	u64 amt;
 	u64 trimmed = 0;
+	u64 start, end, minlen;
 	unsigned int x;
+	unsigned bs_shift = sdp->sd_sb.sb_bsize_shift;
 
 	if (!capable(CAP_SYS_ADMIN))
 		return -EPERM;
@@ -1271,19 +1272,25 @@
 	if (!blk_queue_discard(q))
 		return -EOPNOTSUPP;
 
-	if (argp == NULL) {
-		r.start = 0;
-		r.len = ULLONG_MAX;
-		r.minlen = 0;
-	} else if (copy_from_user(&r, argp, sizeof(r)))
+	if (copy_from_user(&r, argp, sizeof(r)))
 		return -EFAULT;
 
 	ret = gfs2_rindex_update(sdp);
 	if (ret)
 		return ret;
 
-	rgd = gfs2_blk2rgrpd(sdp, r.start, 0);
-	rgd_end = gfs2_blk2rgrpd(sdp, r.start + r.len, 0);
+	start = r.start >> bs_shift;
+	end = start + (r.len >> bs_shift);
+	minlen = max_t(u64, r.minlen,
+		       q->limits.discard_granularity) >> bs_shift;
+
+	rgd = gfs2_blk2rgrpd(sdp, start, 0);
+	rgd_end = gfs2_blk2rgrpd(sdp, end - 1, 0);
+
+	if (end <= start ||
+	    minlen > sdp->sd_max_rg_data ||
+	    start > rgd_end->rd_data0 + rgd_end->rd_data)
+		return -EINVAL;
 
 	while (1) {
 
@@ -1295,7 +1302,9 @@
 			/* Trim each bitmap in the rgrp */
 			for (x = 0; x < rgd->rd_length; x++) {
 				struct gfs2_bitmap *bi = rgd->rd_bits + x;
-				ret = gfs2_rgrp_send_discards(sdp, rgd->rd_data0, NULL, bi, r.minlen, &amt);
+				ret = gfs2_rgrp_send_discards(sdp,
+						rgd->rd_data0, NULL, bi, minlen,
+						&amt);
 				if (ret) {
 					gfs2_glock_dq_uninit(&gh);
 					goto out;
@@ -1324,7 +1333,7 @@
 
 out:
 	r.len = trimmed << 9;
-	if (argp && copy_to_user(argp, &r, sizeof(r)))
+	if (copy_to_user(argp, &r, sizeof(r)))
 		return -EFAULT;
 
 	return ret;
diff --git a/fs/gfs2/super.c b/fs/gfs2/super.c
index bc73726..d648867 100644
--- a/fs/gfs2/super.c
+++ b/fs/gfs2/super.c
@@ -810,7 +810,8 @@
 			return;
 		}
 		need_unlock = 1;
-	}
+	} else if (WARN_ON_ONCE(ip->i_gl->gl_state != LM_ST_EXCLUSIVE))
+		return;
 
 	if (current->journal_info == NULL) {
 		ret = gfs2_trans_begin(sdp, RES_DINODE, 0);
diff --git a/fs/gfs2/trans.c b/fs/gfs2/trans.c
index adbd278..4136270 100644
--- a/fs/gfs2/trans.c
+++ b/fs/gfs2/trans.c
@@ -155,14 +155,22 @@
 	struct gfs2_sbd *sdp = gl->gl_sbd;
 	struct gfs2_bufdata *bd;
 
+	lock_buffer(bh);
+	gfs2_log_lock(sdp);
 	bd = bh->b_private;
 	if (bd)
 		gfs2_assert(sdp, bd->bd_gl == gl);
 	else {
+		gfs2_log_unlock(sdp);
+		unlock_buffer(bh);
 		gfs2_attach_bufdata(gl, bh, meta);
 		bd = bh->b_private;
+		lock_buffer(bh);
+		gfs2_log_lock(sdp);
 	}
 	lops_add(sdp, bd);
+	gfs2_log_unlock(sdp);
+	unlock_buffer(bh);
 }
 
 void gfs2_trans_add_revoke(struct gfs2_sbd *sdp, struct gfs2_bufdata *bd)
diff --git a/fs/nfs/dns_resolve.c b/fs/nfs/dns_resolve.c
index 31c26c4..ca4b11e 100644
--- a/fs/nfs/dns_resolve.c
+++ b/fs/nfs/dns_resolve.c
@@ -217,7 +217,7 @@
 {
 	char buf1[NFS_DNS_HOSTNAME_MAXLEN+1];
 	struct nfs_dns_ent key, *item;
-	unsigned long ttl;
+	unsigned int ttl;
 	ssize_t len;
 	int ret = -EINVAL;
 
@@ -240,7 +240,8 @@
 	key.namelen = len;
 	memset(&key.h, 0, sizeof(key.h));
 
-	ttl = get_expiry(&buf);
+	if (get_uint(&buf, &ttl) < 0)
+		goto out;
 	if (ttl == 0)
 		goto out;
 	key.h.expiry_time = ttl + seconds_since_boot();
diff --git a/fs/nfs/inode.c b/fs/nfs/inode.c
index 5c7325c..6fa01ae 100644
--- a/fs/nfs/inode.c
+++ b/fs/nfs/inode.c
@@ -685,7 +685,10 @@
 	if (ctx->cred != NULL)
 		put_rpccred(ctx->cred);
 	dput(ctx->dentry);
-	nfs_sb_deactive(sb);
+	if (is_sync)
+		nfs_sb_deactive(sb);
+	else
+		nfs_sb_deactive_async(sb);
 	kfree(ctx->mdsthreshold);
 	kfree(ctx);
 }
diff --git a/fs/nfs/internal.h b/fs/nfs/internal.h
index 59b133c..05521ca 100644
--- a/fs/nfs/internal.h
+++ b/fs/nfs/internal.h
@@ -351,10 +351,12 @@
 extern void __exit unregister_nfs_fs(void);
 extern void nfs_sb_active(struct super_block *sb);
 extern void nfs_sb_deactive(struct super_block *sb);
+extern void nfs_sb_deactive_async(struct super_block *sb);
 
 /* namespace.c */
+#define NFS_PATH_CANONICAL 1
 extern char *nfs_path(char **p, struct dentry *dentry,
-		      char *buffer, ssize_t buflen);
+		      char *buffer, ssize_t buflen, unsigned flags);
 extern struct vfsmount *nfs_d_automount(struct path *path);
 struct vfsmount *nfs_submount(struct nfs_server *, struct dentry *,
 			      struct nfs_fh *, struct nfs_fattr *);
@@ -498,7 +500,7 @@
 				char *buffer, ssize_t buflen)
 {
 	char *dummy;
-	return nfs_path(&dummy, dentry, buffer, buflen);
+	return nfs_path(&dummy, dentry, buffer, buflen, NFS_PATH_CANONICAL);
 }
 
 /*
diff --git a/fs/nfs/mount_clnt.c b/fs/nfs/mount_clnt.c
index 8e65c7f..015f71f 100644
--- a/fs/nfs/mount_clnt.c
+++ b/fs/nfs/mount_clnt.c
@@ -181,7 +181,7 @@
 	else
 		msg.rpc_proc = &mnt_clnt->cl_procinfo[MOUNTPROC_MNT];
 
-	status = rpc_call_sync(mnt_clnt, &msg, 0);
+	status = rpc_call_sync(mnt_clnt, &msg, RPC_TASK_SOFT|RPC_TASK_TIMEOUT);
 	rpc_shutdown_client(mnt_clnt);
 
 	if (status < 0)
diff --git a/fs/nfs/namespace.c b/fs/nfs/namespace.c
index 6559253..dd057bc 100644
--- a/fs/nfs/namespace.c
+++ b/fs/nfs/namespace.c
@@ -33,6 +33,7 @@
  * @dentry - pointer to dentry
  * @buffer - result buffer
  * @buflen - length of buffer
+ * @flags - options (see below)
  *
  * Helper function for constructing the server pathname
  * by arbitrary hashed dentry.
@@ -40,8 +41,14 @@
  * This is mainly for use in figuring out the path on the
  * server side when automounting on top of an existing partition
  * and in generating /proc/mounts and friends.
+ *
+ * Supported flags:
+ * NFS_PATH_CANONICAL: ensure there is exactly one slash after
+ *		       the original device (export) name
+ *		       (if unset, the original name is returned verbatim)
  */
-char *nfs_path(char **p, struct dentry *dentry, char *buffer, ssize_t buflen)
+char *nfs_path(char **p, struct dentry *dentry, char *buffer, ssize_t buflen,
+	       unsigned flags)
 {
 	char *end;
 	int namelen;
@@ -74,7 +81,7 @@
 		rcu_read_unlock();
 		goto rename_retry;
 	}
-	if (*end != '/') {
+	if ((flags & NFS_PATH_CANONICAL) && *end != '/') {
 		if (--buflen < 0) {
 			spin_unlock(&dentry->d_lock);
 			rcu_read_unlock();
@@ -91,9 +98,11 @@
 		return end;
 	}
 	namelen = strlen(base);
-	/* Strip off excess slashes in base string */
-	while (namelen > 0 && base[namelen - 1] == '/')
-		namelen--;
+	if (flags & NFS_PATH_CANONICAL) {
+		/* Strip off excess slashes in base string */
+		while (namelen > 0 && base[namelen - 1] == '/')
+			namelen--;
+	}
 	buflen -= namelen;
 	if (buflen < 0) {
 		spin_unlock(&dentry->d_lock);
diff --git a/fs/nfs/nfs4namespace.c b/fs/nfs/nfs4namespace.c
index 79fbb61..1e09eb7 100644
--- a/fs/nfs/nfs4namespace.c
+++ b/fs/nfs/nfs4namespace.c
@@ -81,7 +81,8 @@
 static char *nfs4_path(struct dentry *dentry, char *buffer, ssize_t buflen)
 {
 	char *limit;
-	char *path = nfs_path(&limit, dentry, buffer, buflen);
+	char *path = nfs_path(&limit, dentry, buffer, buflen,
+			      NFS_PATH_CANONICAL);
 	if (!IS_ERR(path)) {
 		char *path_component = nfs_path_component(path, limit);
 		if (path_component)
diff --git a/fs/nfs/nfs4proc.c b/fs/nfs/nfs4proc.c
index 68b21d8..5eec442 100644
--- a/fs/nfs/nfs4proc.c
+++ b/fs/nfs/nfs4proc.c
@@ -339,8 +339,7 @@
 			dprintk("%s ERROR: %d Reset session\n", __func__,
 				errorcode);
 			nfs4_schedule_session_recovery(clp->cl_session, errorcode);
-			exception->retry = 1;
-			break;
+			goto wait_on_recovery;
 #endif /* defined(CONFIG_NFS_V4_1) */
 		case -NFS4ERR_FILE_OPEN:
 			if (exception->timeout > HZ) {
@@ -1572,9 +1571,11 @@
 	data->timestamp = jiffies;
 	if (nfs4_setup_sequence(data->o_arg.server,
 				&data->o_arg.seq_args,
-				&data->o_res.seq_res, task))
-		return;
-	rpc_call_start(task);
+				&data->o_res.seq_res,
+				task) != 0)
+		nfs_release_seqid(data->o_arg.seqid);
+	else
+		rpc_call_start(task);
 	return;
 unlock_no_action:
 	rcu_read_unlock();
@@ -1748,7 +1749,7 @@
 
 	/* even though OPEN succeeded, access is denied. Close the file */
 	nfs4_close_state(state, fmode);
-	return -NFS4ERR_ACCESS;
+	return -EACCES;
 }
 
 /*
@@ -2196,7 +2197,7 @@
 	nfs4_put_open_state(calldata->state);
 	nfs_free_seqid(calldata->arg.seqid);
 	nfs4_put_state_owner(sp);
-	nfs_sb_deactive(sb);
+	nfs_sb_deactive_async(sb);
 	kfree(calldata);
 }
 
@@ -2296,9 +2297,10 @@
 	if (nfs4_setup_sequence(NFS_SERVER(inode),
 				&calldata->arg.seq_args,
 				&calldata->res.seq_res,
-				task))
-		goto out;
-	rpc_call_start(task);
+				task) != 0)
+		nfs_release_seqid(calldata->arg.seqid);
+	else
+		rpc_call_start(task);
 out:
 	dprintk("%s: done!\n", __func__);
 }
@@ -4529,6 +4531,7 @@
 			if (nfs4_async_handle_error(task, calldata->server, NULL) == -EAGAIN)
 				rpc_restart_call_prepare(task);
 	}
+	nfs_release_seqid(calldata->arg.seqid);
 }
 
 static void nfs4_locku_prepare(struct rpc_task *task, void *data)
@@ -4545,9 +4548,11 @@
 	calldata->timestamp = jiffies;
 	if (nfs4_setup_sequence(calldata->server,
 				&calldata->arg.seq_args,
-				&calldata->res.seq_res, task))
-		return;
-	rpc_call_start(task);
+				&calldata->res.seq_res,
+				task) != 0)
+		nfs_release_seqid(calldata->arg.seqid);
+	else
+		rpc_call_start(task);
 }
 
 static const struct rpc_call_ops nfs4_locku_ops = {
@@ -4692,7 +4697,7 @@
 	/* Do we need to do an open_to_lock_owner? */
 	if (!(data->arg.lock_seqid->sequence->flags & NFS_SEQID_CONFIRMED)) {
 		if (nfs_wait_on_sequence(data->arg.open_seqid, task) != 0)
-			return;
+			goto out_release_lock_seqid;
 		data->arg.open_stateid = &state->stateid;
 		data->arg.new_lock_owner = 1;
 		data->res.open_seqid = data->arg.open_seqid;
@@ -4701,10 +4706,15 @@
 	data->timestamp = jiffies;
 	if (nfs4_setup_sequence(data->server,
 				&data->arg.seq_args,
-				&data->res.seq_res, task))
+				&data->res.seq_res,
+				task) == 0) {
+		rpc_call_start(task);
 		return;
-	rpc_call_start(task);
-	dprintk("%s: done!, ret = %d\n", __func__, data->rpc_status);
+	}
+	nfs_release_seqid(data->arg.open_seqid);
+out_release_lock_seqid:
+	nfs_release_seqid(data->arg.lock_seqid);
+	dprintk("%s: done!, ret = %d\n", __func__, task->tk_status);
 }
 
 static void nfs4_recover_lock_prepare(struct rpc_task *task, void *calldata)
@@ -5667,7 +5677,7 @@
 		tbl->slots = new;
 		tbl->max_slots = max_slots;
 	}
-	tbl->highest_used_slotid = -1;	/* no slot is currently used */
+	tbl->highest_used_slotid = NFS4_NO_SLOT;
 	for (i = 0; i < tbl->max_slots; i++)
 		tbl->slots[i].seq_nr = ivalue;
 	spin_unlock(&tbl->slot_tbl_lock);
diff --git a/fs/nfs/pnfs.c b/fs/nfs/pnfs.c
index fe624c9..2878f97 100644
--- a/fs/nfs/pnfs.c
+++ b/fs/nfs/pnfs.c
@@ -925,8 +925,8 @@
 	if (likely(nfsi->layout == NULL)) {	/* Won the race? */
 		nfsi->layout = new;
 		return new;
-	}
-	pnfs_free_layout_hdr(new);
+	} else if (new != NULL)
+		pnfs_free_layout_hdr(new);
 out_existing:
 	pnfs_get_layout_hdr(nfsi->layout);
 	return nfsi->layout;
diff --git a/fs/nfs/super.c b/fs/nfs/super.c
index e831bce..652d3f7 100644
--- a/fs/nfs/super.c
+++ b/fs/nfs/super.c
@@ -54,6 +54,7 @@
 #include <linux/parser.h>
 #include <linux/nsproxy.h>
 #include <linux/rcupdate.h>
+#include <linux/kthread.h>
 
 #include <asm/uaccess.h>
 
@@ -415,6 +416,54 @@
 }
 EXPORT_SYMBOL_GPL(nfs_sb_deactive);
 
+static int nfs_deactivate_super_async_work(void *ptr)
+{
+	struct super_block *sb = ptr;
+
+	deactivate_super(sb);
+	module_put_and_exit(0);
+	return 0;
+}
+
+/*
+ * same effect as deactivate_super, but will do final unmount in kthread
+ * context
+ */
+static void nfs_deactivate_super_async(struct super_block *sb)
+{
+	struct task_struct *task;
+	char buf[INET6_ADDRSTRLEN + 1];
+	struct nfs_server *server = NFS_SB(sb);
+	struct nfs_client *clp = server->nfs_client;
+
+	if (!atomic_add_unless(&sb->s_active, -1, 1)) {
+		rcu_read_lock();
+		snprintf(buf, sizeof(buf),
+			rpc_peeraddr2str(clp->cl_rpcclient, RPC_DISPLAY_ADDR));
+		rcu_read_unlock();
+
+		__module_get(THIS_MODULE);
+		task = kthread_run(nfs_deactivate_super_async_work, sb,
+				"%s-deactivate-super", buf);
+		if (IS_ERR(task)) {
+			pr_err("%s: kthread_run: %ld\n",
+				__func__, PTR_ERR(task));
+			/* make synchronous call and hope for the best */
+			deactivate_super(sb);
+			module_put(THIS_MODULE);
+		}
+	}
+}
+
+void nfs_sb_deactive_async(struct super_block *sb)
+{
+	struct nfs_server *server = NFS_SB(sb);
+
+	if (atomic_dec_and_test(&server->active))
+		nfs_deactivate_super_async(sb);
+}
+EXPORT_SYMBOL_GPL(nfs_sb_deactive_async);
+
 /*
  * Deliver file system statistics to userspace
  */
@@ -771,7 +820,7 @@
 	int err = 0;
 	if (!page)
 		return -ENOMEM;
-	devname = nfs_path(&dummy, root, page, PAGE_SIZE);
+	devname = nfs_path(&dummy, root, page, PAGE_SIZE, 0);
 	if (IS_ERR(devname))
 		err = PTR_ERR(devname);
 	else
diff --git a/fs/nfs/unlink.c b/fs/nfs/unlink.c
index 13cea63..3f79c77 100644
--- a/fs/nfs/unlink.c
+++ b/fs/nfs/unlink.c
@@ -95,7 +95,7 @@
 
 	nfs_dec_sillycount(data->dir);
 	nfs_free_unlinkdata(data);
-	nfs_sb_deactive(sb);
+	nfs_sb_deactive_async(sb);
 }
 
 static void nfs_unlink_prepare(struct rpc_task *task, void *calldata)
diff --git a/fs/notify/fanotify/fanotify.c b/fs/notify/fanotify/fanotify.c
index f35794b..a506360 100644
--- a/fs/notify/fanotify/fanotify.c
+++ b/fs/notify/fanotify/fanotify.c
@@ -21,6 +21,7 @@
 			if ((old->path.mnt == new->path.mnt) &&
 			    (old->path.dentry == new->path.dentry))
 				return true;
+			break;
 		case (FSNOTIFY_EVENT_NONE):
 			return true;
 		default:
diff --git a/fs/xfs/xfs_alloc.c b/fs/xfs/xfs_alloc.c
index 4f33c32..335206a 100644
--- a/fs/xfs/xfs_alloc.c
+++ b/fs/xfs/xfs_alloc.c
@@ -1866,6 +1866,7 @@
 	/*
 	 * Initialize the args structure.
 	 */
+	memset(&targs, 0, sizeof(targs));
 	targs.tp = tp;
 	targs.mp = mp;
 	targs.agbp = agbp;
@@ -2207,7 +2208,7 @@
  * group or loop over the allocation groups to find the result.
  */
 int				/* error */
-__xfs_alloc_vextent(
+xfs_alloc_vextent(
 	xfs_alloc_arg_t	*args)	/* allocation argument structure */
 {
 	xfs_agblock_t	agsize;	/* allocation group size */
@@ -2417,46 +2418,6 @@
 	return error;
 }
 
-static void
-xfs_alloc_vextent_worker(
-	struct work_struct	*work)
-{
-	struct xfs_alloc_arg	*args = container_of(work,
-						struct xfs_alloc_arg, work);
-	unsigned long		pflags;
-
-	/* we are in a transaction context here */
-	current_set_flags_nested(&pflags, PF_FSTRANS);
-
-	args->result = __xfs_alloc_vextent(args);
-	complete(args->done);
-
-	current_restore_flags_nested(&pflags, PF_FSTRANS);
-}
-
-/*
- * Data allocation requests often come in with little stack to work on. Push
- * them off to a worker thread so there is lots of stack to use. Metadata
- * requests, OTOH, are generally from low stack usage paths, so avoid the
- * context switch overhead here.
- */
-int
-xfs_alloc_vextent(
-	struct xfs_alloc_arg	*args)
-{
-	DECLARE_COMPLETION_ONSTACK(done);
-
-	if (!args->userdata)
-		return __xfs_alloc_vextent(args);
-
-
-	args->done = &done;
-	INIT_WORK_ONSTACK(&args->work, xfs_alloc_vextent_worker);
-	queue_work(xfs_alloc_wq, &args->work);
-	wait_for_completion(&done);
-	return args->result;
-}
-
 /*
  * Free an extent.
  * Just break up the extent address and hand off to xfs_free_ag_extent
diff --git a/fs/xfs/xfs_alloc.h b/fs/xfs/xfs_alloc.h
index 93be4a6..feacb06 100644
--- a/fs/xfs/xfs_alloc.h
+++ b/fs/xfs/xfs_alloc.h
@@ -120,9 +120,6 @@
 	char		isfl;		/* set if is freelist blocks - !acctg */
 	char		userdata;	/* set if this is user data */
 	xfs_fsblock_t	firstblock;	/* io first block allocated */
-	struct completion *done;
-	struct work_struct work;
-	int		result;
 } xfs_alloc_arg_t;
 
 /*
diff --git a/fs/xfs/xfs_alloc_btree.c b/fs/xfs/xfs_alloc_btree.c
index f1647ca..f7876c6 100644
--- a/fs/xfs/xfs_alloc_btree.c
+++ b/fs/xfs/xfs_alloc_btree.c
@@ -121,6 +121,8 @@
 	xfs_extent_busy_insert(cur->bc_tp, be32_to_cpu(agf->agf_seqno), bno, 1,
 			      XFS_EXTENT_BUSY_SKIP_DISCARD);
 	xfs_trans_agbtree_delta(cur->bc_tp, -1);
+
+	xfs_trans_binval(cur->bc_tp, bp);
 	return 0;
 }
 
diff --git a/fs/xfs/xfs_bmap.c b/fs/xfs/xfs_bmap.c
index 848ffa7..83d0cf3 100644
--- a/fs/xfs/xfs_bmap.c
+++ b/fs/xfs/xfs_bmap.c
@@ -2437,6 +2437,7 @@
 	 * Normal allocation, done through xfs_alloc_vextent.
 	 */
 	tryagain = isaligned = 0;
+	memset(&args, 0, sizeof(args));
 	args.tp = ap->tp;
 	args.mp = mp;
 	args.fsbno = ap->blkno;
@@ -3082,6 +3083,7 @@
 	 * Convert to a btree with two levels, one record in root.
 	 */
 	XFS_IFORK_FMT_SET(ip, whichfork, XFS_DINODE_FMT_BTREE);
+	memset(&args, 0, sizeof(args));
 	args.tp = tp;
 	args.mp = mp;
 	args.firstblock = *firstblock;
@@ -3237,6 +3239,7 @@
 		xfs_buf_t	*bp;	/* buffer for extent block */
 		xfs_bmbt_rec_host_t *ep;/* extent record pointer */
 
+		memset(&args, 0, sizeof(args));
 		args.tp = tp;
 		args.mp = ip->i_mount;
 		args.firstblock = *firstblock;
@@ -4616,12 +4619,11 @@
 
 
 STATIC int
-xfs_bmapi_allocate(
-	struct xfs_bmalloca	*bma,
-	int			flags)
+__xfs_bmapi_allocate(
+	struct xfs_bmalloca	*bma)
 {
 	struct xfs_mount	*mp = bma->ip->i_mount;
-	int			whichfork = (flags & XFS_BMAPI_ATTRFORK) ?
+	int			whichfork = (bma->flags & XFS_BMAPI_ATTRFORK) ?
 						XFS_ATTR_FORK : XFS_DATA_FORK;
 	struct xfs_ifork	*ifp = XFS_IFORK_PTR(bma->ip, whichfork);
 	int			tmp_logflags = 0;
@@ -4654,24 +4656,27 @@
 	 * Indicate if this is the first user data in the file, or just any
 	 * user data.
 	 */
-	if (!(flags & XFS_BMAPI_METADATA)) {
+	if (!(bma->flags & XFS_BMAPI_METADATA)) {
 		bma->userdata = (bma->offset == 0) ?
 			XFS_ALLOC_INITIAL_USER_DATA : XFS_ALLOC_USERDATA;
 	}
 
-	bma->minlen = (flags & XFS_BMAPI_CONTIG) ? bma->length : 1;
+	bma->minlen = (bma->flags & XFS_BMAPI_CONTIG) ? bma->length : 1;
 
 	/*
 	 * Only want to do the alignment at the eof if it is userdata and
 	 * allocation length is larger than a stripe unit.
 	 */
 	if (mp->m_dalign && bma->length >= mp->m_dalign &&
-	    !(flags & XFS_BMAPI_METADATA) && whichfork == XFS_DATA_FORK) {
+	    !(bma->flags & XFS_BMAPI_METADATA) && whichfork == XFS_DATA_FORK) {
 		error = xfs_bmap_isaeof(bma, whichfork);
 		if (error)
 			return error;
 	}
 
+	if (bma->flags & XFS_BMAPI_STACK_SWITCH)
+		bma->stack_switch = 1;
+
 	error = xfs_bmap_alloc(bma);
 	if (error)
 		return error;
@@ -4706,7 +4711,7 @@
 	 * A wasdelay extent has been initialized, so shouldn't be flagged
 	 * as unwritten.
 	 */
-	if (!bma->wasdel && (flags & XFS_BMAPI_PREALLOC) &&
+	if (!bma->wasdel && (bma->flags & XFS_BMAPI_PREALLOC) &&
 	    xfs_sb_version_hasextflgbit(&mp->m_sb))
 		bma->got.br_state = XFS_EXT_UNWRITTEN;
 
@@ -4734,6 +4739,45 @@
 	return 0;
 }
 
+static void
+xfs_bmapi_allocate_worker(
+	struct work_struct	*work)
+{
+	struct xfs_bmalloca	*args = container_of(work,
+						struct xfs_bmalloca, work);
+	unsigned long		pflags;
+
+	/* we are in a transaction context here */
+	current_set_flags_nested(&pflags, PF_FSTRANS);
+
+	args->result = __xfs_bmapi_allocate(args);
+	complete(args->done);
+
+	current_restore_flags_nested(&pflags, PF_FSTRANS);
+}
+
+/*
+ * Some allocation requests often come in with little stack to work on. Push
+ * them off to a worker thread so there is lots of stack to use. Otherwise just
+ * call directly to avoid the context switch overhead here.
+ */
+int
+xfs_bmapi_allocate(
+	struct xfs_bmalloca	*args)
+{
+	DECLARE_COMPLETION_ONSTACK(done);
+
+	if (!args->stack_switch)
+		return __xfs_bmapi_allocate(args);
+
+
+	args->done = &done;
+	INIT_WORK_ONSTACK(&args->work, xfs_bmapi_allocate_worker);
+	queue_work(xfs_alloc_wq, &args->work);
+	wait_for_completion(&done);
+	return args->result;
+}
+
 STATIC int
 xfs_bmapi_convert_unwritten(
 	struct xfs_bmalloca	*bma,
@@ -4919,6 +4963,7 @@
 			bma.conv = !!(flags & XFS_BMAPI_CONVERT);
 			bma.wasdel = wasdelay;
 			bma.offset = bno;
+			bma.flags = flags;
 
 			/*
 			 * There's a 32/64 bit type mismatch between the
@@ -4934,7 +4979,7 @@
 
 			ASSERT(len > 0);
 			ASSERT(bma.length > 0);
-			error = xfs_bmapi_allocate(&bma, flags);
+			error = xfs_bmapi_allocate(&bma);
 			if (error)
 				goto error0;
 			if (bma.blkno == NULLFSBLOCK)
diff --git a/fs/xfs/xfs_bmap.h b/fs/xfs/xfs_bmap.h
index 803b56d..5f469c3 100644
--- a/fs/xfs/xfs_bmap.h
+++ b/fs/xfs/xfs_bmap.h
@@ -77,6 +77,7 @@
  * from written to unwritten, otherwise convert from unwritten to written.
  */
 #define XFS_BMAPI_CONVERT	0x040
+#define XFS_BMAPI_STACK_SWITCH	0x080
 
 #define XFS_BMAPI_FLAGS \
 	{ XFS_BMAPI_ENTIRE,	"ENTIRE" }, \
@@ -85,7 +86,8 @@
 	{ XFS_BMAPI_PREALLOC,	"PREALLOC" }, \
 	{ XFS_BMAPI_IGSTATE,	"IGSTATE" }, \
 	{ XFS_BMAPI_CONTIG,	"CONTIG" }, \
-	{ XFS_BMAPI_CONVERT,	"CONVERT" }
+	{ XFS_BMAPI_CONVERT,	"CONVERT" }, \
+	{ XFS_BMAPI_STACK_SWITCH, "STACK_SWITCH" }
 
 
 static inline int xfs_bmapi_aflag(int w)
@@ -133,6 +135,11 @@
 	char			userdata;/* set if is user data */
 	char			aeof;	/* allocated space at eof */
 	char			conv;	/* overwriting unwritten extents */
+	char			stack_switch;
+	int			flags;
+	struct completion	*done;
+	struct work_struct	work;
+	int			result;
 } xfs_bmalloca_t;
 
 /*
diff --git a/fs/xfs/xfs_buf_item.c b/fs/xfs/xfs_buf_item.c
index a8d0ed9..becf4a9 100644
--- a/fs/xfs/xfs_buf_item.c
+++ b/fs/xfs/xfs_buf_item.c
@@ -526,7 +526,25 @@
 		}
 		xfs_buf_relse(bp);
 	} else if (freed && remove) {
+		/*
+		 * There are currently two references to the buffer - the active
+		 * LRU reference and the buf log item. What we are about to do
+		 * here - simulate a failed IO completion - requires 3
+		 * references.
+		 *
+		 * The LRU reference is removed by the xfs_buf_stale() call. The
+		 * buf item reference is removed by the xfs_buf_iodone()
+		 * callback that is run by xfs_buf_do_callbacks() during ioend
+		 * processing (via the bp->b_iodone callback), and then finally
+		 * the ioend processing will drop the IO reference if the buffer
+		 * is marked XBF_ASYNC.
+		 *
+		 * Hence we need to take an additional reference here so that IO
+		 * completion processing doesn't free the buffer prematurely.
+		 */
 		xfs_buf_lock(bp);
+		xfs_buf_hold(bp);
+		bp->b_flags |= XBF_ASYNC;
 		xfs_buf_ioerror(bp, EIO);
 		XFS_BUF_UNDONE(bp);
 		xfs_buf_stale(bp);
diff --git a/fs/xfs/xfs_fsops.c b/fs/xfs/xfs_fsops.c
index c25b094..4beaede 100644
--- a/fs/xfs/xfs_fsops.c
+++ b/fs/xfs/xfs_fsops.c
@@ -399,9 +399,26 @@
 
 	/* update secondary superblocks. */
 	for (agno = 1; agno < nagcount; agno++) {
-		error = xfs_trans_read_buf(mp, NULL, mp->m_ddev_targp,
+		error = 0;
+		/*
+		 * new secondary superblocks need to be zeroed, not read from
+		 * disk as the contents of the new area we are growing into is
+		 * completely unknown.
+		 */
+		if (agno < oagcount) {
+			error = xfs_trans_read_buf(mp, NULL, mp->m_ddev_targp,
 				  XFS_AGB_TO_DADDR(mp, agno, XFS_SB_BLOCK(mp)),
 				  XFS_FSS_TO_BB(mp, 1), 0, &bp);
+		} else {
+			bp = xfs_trans_get_buf(NULL, mp->m_ddev_targp,
+				  XFS_AGB_TO_DADDR(mp, agno, XFS_SB_BLOCK(mp)),
+				  XFS_FSS_TO_BB(mp, 1), 0);
+			if (bp)
+				xfs_buf_zero(bp, 0, BBTOB(bp->b_length));
+			else
+				error = ENOMEM;
+		}
+
 		if (error) {
 			xfs_warn(mp,
 		"error %d reading secondary superblock for ag %d",
@@ -423,7 +440,7 @@
 			break; /* no point in continuing */
 		}
 	}
-	return 0;
+	return error;
 
  error0:
 	xfs_trans_cancel(tp, XFS_TRANS_ABORT);
diff --git a/fs/xfs/xfs_ialloc.c b/fs/xfs/xfs_ialloc.c
index 445bf1a..c5c4ef4 100644
--- a/fs/xfs/xfs_ialloc.c
+++ b/fs/xfs/xfs_ialloc.c
@@ -250,6 +250,7 @@
 					/* boundary */
 	struct xfs_perag *pag;
 
+	memset(&args, 0, sizeof(args));
 	args.tp = tp;
 	args.mp = tp->t_mountp;
 
diff --git a/fs/xfs/xfs_inode.c b/fs/xfs/xfs_inode.c
index 2778258..1938b41 100644
--- a/fs/xfs/xfs_inode.c
+++ b/fs/xfs/xfs_inode.c
@@ -1509,7 +1509,8 @@
 		 * to mark all the active inodes on the buffer stale.
 		 */
 		bp = xfs_trans_get_buf(tp, mp->m_ddev_targp, blkno,
-					mp->m_bsize * blks_per_cluster, 0);
+					mp->m_bsize * blks_per_cluster,
+					XBF_UNMAPPED);
 
 		if (!bp)
 			return ENOMEM;
diff --git a/fs/xfs/xfs_ioctl.c b/fs/xfs/xfs_ioctl.c
index 8305f2a..c1df3c6 100644
--- a/fs/xfs/xfs_ioctl.c
+++ b/fs/xfs/xfs_ioctl.c
@@ -70,7 +70,7 @@
 	int			hsize;
 	xfs_handle_t		handle;
 	struct inode		*inode;
-	struct fd		f;
+	struct fd		f = {0};
 	struct path		path;
 	int			error;
 	struct xfs_inode	*ip;
diff --git a/fs/xfs/xfs_iomap.c b/fs/xfs/xfs_iomap.c
index 973dff6..7f53766 100644
--- a/fs/xfs/xfs_iomap.c
+++ b/fs/xfs/xfs_iomap.c
@@ -584,7 +584,9 @@
 			 * pointer that the caller gave to us.
 			 */
 			error = xfs_bmapi_write(tp, ip, map_start_fsb,
-						count_fsb, 0, &first_block, 1,
+						count_fsb,
+						XFS_BMAPI_STACK_SWITCH,
+						&first_block, 1,
 						imap, &nimaps, &free_list);
 			if (error)
 				goto trans_cancel;
diff --git a/fs/xfs/xfs_log.c b/fs/xfs/xfs_log.c
index 7f4f937..4dad756 100644
--- a/fs/xfs/xfs_log.c
+++ b/fs/xfs/xfs_log.c
@@ -2387,14 +2387,27 @@
 
 
 				/*
-				 * update the last_sync_lsn before we drop the
+				 * Completion of a iclog IO does not imply that
+				 * a transaction has completed, as transactions
+				 * can be large enough to span many iclogs. We
+				 * cannot change the tail of the log half way
+				 * through a transaction as this may be the only
+				 * transaction in the log and moving th etail to
+				 * point to the middle of it will prevent
+				 * recovery from finding the start of the
+				 * transaction. Hence we should only update the
+				 * last_sync_lsn if this iclog contains
+				 * transaction completion callbacks on it.
+				 *
+				 * We have to do this before we drop the
 				 * icloglock to ensure we are the only one that
 				 * can update it.
 				 */
 				ASSERT(XFS_LSN_CMP(atomic64_read(&log->l_last_sync_lsn),
 					be64_to_cpu(iclog->ic_header.h_lsn)) <= 0);
-				atomic64_set(&log->l_last_sync_lsn,
-					be64_to_cpu(iclog->ic_header.h_lsn));
+				if (iclog->ic_callback)
+					atomic64_set(&log->l_last_sync_lsn,
+						be64_to_cpu(iclog->ic_header.h_lsn));
 
 			} else
 				ioerrors++;
diff --git a/fs/xfs/xfs_log_recover.c b/fs/xfs/xfs_log_recover.c
index 5da3ace..d308749 100644
--- a/fs/xfs/xfs_log_recover.c
+++ b/fs/xfs/xfs_log_recover.c
@@ -3541,7 +3541,7 @@
 				 *   - order is important.
 				 */
 				error = xlog_bread_offset(log, 0,
-						bblks - split_bblks, hbp,
+						bblks - split_bblks, dbp,
 						offset + BBTOB(split_bblks));
 				if (error)
 					goto bread_err2;
diff --git a/include/linux/hashtable.h b/include/linux/hashtable.h
new file mode 100644
index 0000000..227c624
--- /dev/null
+++ b/include/linux/hashtable.h
@@ -0,0 +1,192 @@
+/*
+ * Statically sized hash table implementation
+ * (C) 2012  Sasha Levin <levinsasha928@gmail.com>
+ */
+
+#ifndef _LINUX_HASHTABLE_H
+#define _LINUX_HASHTABLE_H
+
+#include <linux/list.h>
+#include <linux/types.h>
+#include <linux/kernel.h>
+#include <linux/hash.h>
+#include <linux/rculist.h>
+
+#define DEFINE_HASHTABLE(name, bits)						\
+	struct hlist_head name[1 << (bits)] =					\
+			{ [0 ... ((1 << (bits)) - 1)] = HLIST_HEAD_INIT }
+
+#define DECLARE_HASHTABLE(name, bits)                                   	\
+	struct hlist_head name[1 << (bits)]
+
+#define HASH_SIZE(name) (ARRAY_SIZE(name))
+#define HASH_BITS(name) ilog2(HASH_SIZE(name))
+
+/* Use hash_32 when possible to allow for fast 32bit hashing in 64bit kernels. */
+#define hash_min(val, bits)							\
+	(sizeof(val) <= 4 ? hash_32(val, bits) : hash_long(val, bits))
+
+static inline void __hash_init(struct hlist_head *ht, unsigned int sz)
+{
+	unsigned int i;
+
+	for (i = 0; i < sz; i++)
+		INIT_HLIST_HEAD(&ht[i]);
+}
+
+/**
+ * hash_init - initialize a hash table
+ * @hashtable: hashtable to be initialized
+ *
+ * Calculates the size of the hashtable from the given parameter, otherwise
+ * same as hash_init_size.
+ *
+ * This has to be a macro since HASH_BITS() will not work on pointers since
+ * it calculates the size during preprocessing.
+ */
+#define hash_init(hashtable) __hash_init(hashtable, HASH_SIZE(hashtable))
+
+/**
+ * hash_add - add an object to a hashtable
+ * @hashtable: hashtable to add to
+ * @node: the &struct hlist_node of the object to be added
+ * @key: the key of the object to be added
+ */
+#define hash_add(hashtable, node, key)						\
+	hlist_add_head(node, &hashtable[hash_min(key, HASH_BITS(hashtable))])
+
+/**
+ * hash_add_rcu - add an object to a rcu enabled hashtable
+ * @hashtable: hashtable to add to
+ * @node: the &struct hlist_node of the object to be added
+ * @key: the key of the object to be added
+ */
+#define hash_add_rcu(hashtable, node, key)					\
+	hlist_add_head_rcu(node, &hashtable[hash_min(key, HASH_BITS(hashtable))])
+
+/**
+ * hash_hashed - check whether an object is in any hashtable
+ * @node: the &struct hlist_node of the object to be checked
+ */
+static inline bool hash_hashed(struct hlist_node *node)
+{
+	return !hlist_unhashed(node);
+}
+
+static inline bool __hash_empty(struct hlist_head *ht, unsigned int sz)
+{
+	unsigned int i;
+
+	for (i = 0; i < sz; i++)
+		if (!hlist_empty(&ht[i]))
+			return false;
+
+	return true;
+}
+
+/**
+ * hash_empty - check whether a hashtable is empty
+ * @hashtable: hashtable to check
+ *
+ * This has to be a macro since HASH_BITS() will not work on pointers since
+ * it calculates the size during preprocessing.
+ */
+#define hash_empty(hashtable) __hash_empty(hashtable, HASH_SIZE(hashtable))
+
+/**
+ * hash_del - remove an object from a hashtable
+ * @node: &struct hlist_node of the object to remove
+ */
+static inline void hash_del(struct hlist_node *node)
+{
+	hlist_del_init(node);
+}
+
+/**
+ * hash_del_rcu - remove an object from a rcu enabled hashtable
+ * @node: &struct hlist_node of the object to remove
+ */
+static inline void hash_del_rcu(struct hlist_node *node)
+{
+	hlist_del_init_rcu(node);
+}
+
+/**
+ * hash_for_each - iterate over a hashtable
+ * @name: hashtable to iterate
+ * @bkt: integer to use as bucket loop cursor
+ * @node: the &struct list_head to use as a loop cursor for each entry
+ * @obj: the type * to use as a loop cursor for each entry
+ * @member: the name of the hlist_node within the struct
+ */
+#define hash_for_each(name, bkt, node, obj, member)				\
+	for ((bkt) = 0, node = NULL; node == NULL && (bkt) < HASH_SIZE(name); (bkt)++)\
+		hlist_for_each_entry(obj, node, &name[bkt], member)
+
+/**
+ * hash_for_each_rcu - iterate over a rcu enabled hashtable
+ * @name: hashtable to iterate
+ * @bkt: integer to use as bucket loop cursor
+ * @node: the &struct list_head to use as a loop cursor for each entry
+ * @obj: the type * to use as a loop cursor for each entry
+ * @member: the name of the hlist_node within the struct
+ */
+#define hash_for_each_rcu(name, bkt, node, obj, member)				\
+	for ((bkt) = 0, node = NULL; node == NULL && (bkt) < HASH_SIZE(name); (bkt)++)\
+		hlist_for_each_entry_rcu(obj, node, &name[bkt], member)
+
+/**
+ * hash_for_each_safe - iterate over a hashtable safe against removal of
+ * hash entry
+ * @name: hashtable to iterate
+ * @bkt: integer to use as bucket loop cursor
+ * @node: the &struct list_head to use as a loop cursor for each entry
+ * @tmp: a &struct used for temporary storage
+ * @obj: the type * to use as a loop cursor for each entry
+ * @member: the name of the hlist_node within the struct
+ */
+#define hash_for_each_safe(name, bkt, node, tmp, obj, member)			\
+	for ((bkt) = 0, node = NULL; node == NULL && (bkt) < HASH_SIZE(name); (bkt)++)\
+		hlist_for_each_entry_safe(obj, node, tmp, &name[bkt], member)
+
+/**
+ * hash_for_each_possible - iterate over all possible objects hashing to the
+ * same bucket
+ * @name: hashtable to iterate
+ * @obj: the type * to use as a loop cursor for each entry
+ * @node: the &struct list_head to use as a loop cursor for each entry
+ * @member: the name of the hlist_node within the struct
+ * @key: the key of the objects to iterate over
+ */
+#define hash_for_each_possible(name, obj, node, member, key)			\
+	hlist_for_each_entry(obj, node,	&name[hash_min(key, HASH_BITS(name))], member)
+
+/**
+ * hash_for_each_possible_rcu - iterate over all possible objects hashing to the
+ * same bucket in an rcu enabled hashtable
+ * in a rcu enabled hashtable
+ * @name: hashtable to iterate
+ * @obj: the type * to use as a loop cursor for each entry
+ * @node: the &struct list_head to use as a loop cursor for each entry
+ * @member: the name of the hlist_node within the struct
+ * @key: the key of the objects to iterate over
+ */
+#define hash_for_each_possible_rcu(name, obj, node, member, key)		\
+	hlist_for_each_entry_rcu(obj, node, &name[hash_min(key, HASH_BITS(name))], member)
+
+/**
+ * hash_for_each_possible_safe - iterate over all possible objects hashing to the
+ * same bucket safe against removals
+ * @name: hashtable to iterate
+ * @obj: the type * to use as a loop cursor for each entry
+ * @node: the &struct list_head to use as a loop cursor for each entry
+ * @tmp: a &struct used for temporary storage
+ * @member: the name of the hlist_node within the struct
+ * @key: the key of the objects to iterate over
+ */
+#define hash_for_each_possible_safe(name, obj, node, tmp, member, key)		\
+	hlist_for_each_entry_safe(obj, node, tmp,				\
+		&name[hash_min(key, HASH_BITS(name))], member)
+
+
+#endif
diff --git a/include/linux/kvm_host.h b/include/linux/kvm_host.h
index 93bfc9f..ecc5543 100644
--- a/include/linux/kvm_host.h
+++ b/include/linux/kvm_host.h
@@ -42,19 +42,8 @@
  */
 #define KVM_MEMSLOT_INVALID	(1UL << 16)
 
-/*
- * If we support unaligned MMIO, at most one fragment will be split into two:
- */
-#ifdef KVM_UNALIGNED_MMIO
-#  define KVM_EXTRA_MMIO_FRAGMENTS 1
-#else
-#  define KVM_EXTRA_MMIO_FRAGMENTS 0
-#endif
-
-#define KVM_USER_MMIO_SIZE 8
-
-#define KVM_MAX_MMIO_FRAGMENTS \
-	(KVM_MMIO_SIZE / KVM_USER_MMIO_SIZE + KVM_EXTRA_MMIO_FRAGMENTS)
+/* Two fragments for cross MMIO pages. */
+#define KVM_MAX_MMIO_FRAGMENTS	2
 
 /*
  * For the normal pfn, the highest 12 bits should be zero,
diff --git a/include/linux/mmc/dw_mmc.h b/include/linux/mmc/dw_mmc.h
index 7c6a113..9653166 100644
--- a/include/linux/mmc/dw_mmc.h
+++ b/include/linux/mmc/dw_mmc.h
@@ -137,7 +137,7 @@
 
 	dma_addr_t		sg_dma;
 	void			*sg_cpu;
-	struct dw_mci_dma_ops	*dma_ops;
+	const struct dw_mci_dma_ops	*dma_ops;
 #ifdef CONFIG_MMC_DW_IDMAC
 	unsigned int		ring_size;
 #else
@@ -162,7 +162,7 @@
 	u16			data_offset;
 	struct device		*dev;
 	struct dw_mci_board	*pdata;
-	struct dw_mci_drv_data	*drv_data;
+	const struct dw_mci_drv_data	*drv_data;
 	void			*priv;
 	struct clk		*biu_clk;
 	struct clk		*ciu_clk;
@@ -186,7 +186,7 @@
 
 	struct regulator	*vmmc;	/* Power regulator */
 	unsigned long		irq_flags; /* IRQ flags */
-	unsigned int		irq;
+	int			irq;
 };
 
 /* DMA ops for Internal/External DMAC interface */
diff --git a/include/linux/mmc/sdhci.h b/include/linux/mmc/sdhci.h
index fa8529a..1edcb4d 100644
--- a/include/linux/mmc/sdhci.h
+++ b/include/linux/mmc/sdhci.h
@@ -91,6 +91,7 @@
 	unsigned int quirks2;	/* More deviations from spec. */
 
 #define SDHCI_QUIRK2_HOST_OFF_CARD_ON			(1<<0)
+#define SDHCI_QUIRK2_HOST_NO_CMD23			(1<<1)
 
 	int irq;		/* Device IRQ */
 	void __iomem *ioaddr;	/* Mapped address */
diff --git a/include/linux/percpu-rwsem.h b/include/linux/percpu-rwsem.h
index cf80f7e..250a4ac 100644
--- a/include/linux/percpu-rwsem.h
+++ b/include/linux/percpu-rwsem.h
@@ -12,34 +12,27 @@
 	struct mutex mtx;
 };
 
+#define light_mb()	barrier()
+#define heavy_mb()	synchronize_sched()
+
 static inline void percpu_down_read(struct percpu_rw_semaphore *p)
 {
-	rcu_read_lock();
+	rcu_read_lock_sched();
 	if (unlikely(p->locked)) {
-		rcu_read_unlock();
+		rcu_read_unlock_sched();
 		mutex_lock(&p->mtx);
 		this_cpu_inc(*p->counters);
 		mutex_unlock(&p->mtx);
 		return;
 	}
 	this_cpu_inc(*p->counters);
-	rcu_read_unlock();
+	rcu_read_unlock_sched();
+	light_mb(); /* A, between read of p->locked and read of data, paired with D */
 }
 
 static inline void percpu_up_read(struct percpu_rw_semaphore *p)
 {
-	/*
-	 * On X86, write operation in this_cpu_dec serves as a memory unlock
-	 * barrier (i.e. memory accesses may be moved before the write, but
-	 * no memory accesses are moved past the write).
-	 * On other architectures this may not be the case, so we need smp_mb()
-	 * there.
-	 */
-#if defined(CONFIG_X86) && (!defined(CONFIG_X86_PPRO_FENCE) && !defined(CONFIG_X86_OOSTORE))
-	barrier();
-#else
-	smp_mb();
-#endif
+	light_mb(); /* B, between read of the data and write to p->counter, paired with C */
 	this_cpu_dec(*p->counters);
 }
 
@@ -58,14 +51,15 @@
 {
 	mutex_lock(&p->mtx);
 	p->locked = true;
-	synchronize_rcu();
+	synchronize_sched(); /* make sure that all readers exit the rcu_read_lock_sched region */
 	while (__percpu_count(p->counters))
 		msleep(1);
-	smp_rmb(); /* paired with smp_mb() in percpu_sem_up_read() */
+	heavy_mb(); /* C, between read of p->counter and write to data, paired with B */
 }
 
 static inline void percpu_up_write(struct percpu_rw_semaphore *p)
 {
+	heavy_mb(); /* D, between write to data and write to p->locked, paired with A */
 	p->locked = false;
 	mutex_unlock(&p->mtx);
 }
diff --git a/include/linux/raid/Kbuild b/include/linux/raid/Kbuild
index 2415a64..e69de29 100644
--- a/include/linux/raid/Kbuild
+++ b/include/linux/raid/Kbuild
@@ -1,2 +0,0 @@
-header-y += md_p.h
-header-y += md_u.h
diff --git a/include/linux/raid/md_u.h b/include/linux/raid/md_u.h
index fb1abb3..358c04b 100644
--- a/include/linux/raid/md_u.h
+++ b/include/linux/raid/md_u.h
@@ -11,149 +11,10 @@
    (for example /usr/src/linux/COPYING); if not, write to the Free
    Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.  
 */
-
 #ifndef _MD_U_H
 #define _MD_U_H
 
-/*
- * Different major versions are not compatible.
- * Different minor versions are only downward compatible.
- * Different patchlevel versions are downward and upward compatible.
- */
-#define MD_MAJOR_VERSION                0
-#define MD_MINOR_VERSION                90
-/*
- * MD_PATCHLEVEL_VERSION indicates kernel functionality.
- * >=1 means different superblock formats are selectable using SET_ARRAY_INFO
- *     and major_version/minor_version accordingly
- * >=2 means that Internal bitmaps are supported by setting MD_SB_BITMAP_PRESENT
- *     in the super status byte
- * >=3 means that bitmap superblock version 4 is supported, which uses
- *     little-ending representation rather than host-endian
- */
-#define MD_PATCHLEVEL_VERSION           3
+#include <uapi/linux/raid/md_u.h>
 
-/* ioctls */
-
-/* status */
-#define RAID_VERSION		_IOR (MD_MAJOR, 0x10, mdu_version_t)
-#define GET_ARRAY_INFO		_IOR (MD_MAJOR, 0x11, mdu_array_info_t)
-#define GET_DISK_INFO		_IOR (MD_MAJOR, 0x12, mdu_disk_info_t)
-#define PRINT_RAID_DEBUG	_IO (MD_MAJOR, 0x13)
-#define RAID_AUTORUN		_IO (MD_MAJOR, 0x14)
-#define GET_BITMAP_FILE		_IOR (MD_MAJOR, 0x15, mdu_bitmap_file_t)
-
-/* configuration */
-#define CLEAR_ARRAY		_IO (MD_MAJOR, 0x20)
-#define ADD_NEW_DISK		_IOW (MD_MAJOR, 0x21, mdu_disk_info_t)
-#define HOT_REMOVE_DISK		_IO (MD_MAJOR, 0x22)
-#define SET_ARRAY_INFO		_IOW (MD_MAJOR, 0x23, mdu_array_info_t)
-#define SET_DISK_INFO		_IO (MD_MAJOR, 0x24)
-#define WRITE_RAID_INFO		_IO (MD_MAJOR, 0x25)
-#define UNPROTECT_ARRAY		_IO (MD_MAJOR, 0x26)
-#define PROTECT_ARRAY		_IO (MD_MAJOR, 0x27)
-#define HOT_ADD_DISK		_IO (MD_MAJOR, 0x28)
-#define SET_DISK_FAULTY		_IO (MD_MAJOR, 0x29)
-#define HOT_GENERATE_ERROR	_IO (MD_MAJOR, 0x2a)
-#define SET_BITMAP_FILE		_IOW (MD_MAJOR, 0x2b, int)
-
-/* usage */
-#define RUN_ARRAY		_IOW (MD_MAJOR, 0x30, mdu_param_t)
-/*  0x31 was START_ARRAY  */
-#define STOP_ARRAY		_IO (MD_MAJOR, 0x32)
-#define STOP_ARRAY_RO		_IO (MD_MAJOR, 0x33)
-#define RESTART_ARRAY_RW	_IO (MD_MAJOR, 0x34)
-
-/* 63 partitions with the alternate major number (mdp) */
-#define MdpMinorShift 6
-#ifdef __KERNEL__
 extern int mdp_major;
-#endif
-
-typedef struct mdu_version_s {
-	int major;
-	int minor;
-	int patchlevel;
-} mdu_version_t;
-
-typedef struct mdu_array_info_s {
-	/*
-	 * Generic constant information
-	 */
-	int major_version;
-	int minor_version;
-	int patch_version;
-	int ctime;
-	int level;
-	int size;
-	int nr_disks;
-	int raid_disks;
-	int md_minor;
-	int not_persistent;
-
-	/*
-	 * Generic state information
-	 */
-	int utime;		/*  0 Superblock update time		      */
-	int state;		/*  1 State bits (clean, ...)		      */
-	int active_disks;	/*  2 Number of currently active disks	      */
-	int working_disks;	/*  3 Number of working disks		      */
-	int failed_disks;	/*  4 Number of failed disks		      */
-	int spare_disks;	/*  5 Number of spare disks		      */
-
-	/*
-	 * Personality information
-	 */
-	int layout;		/*  0 the array's physical layout	      */
-	int chunk_size;	/*  1 chunk size in bytes		      */
-
-} mdu_array_info_t;
-
-/* non-obvious values for 'level' */
-#define	LEVEL_MULTIPATH		(-4)
-#define	LEVEL_LINEAR		(-1)
-#define	LEVEL_FAULTY		(-5)
-
-/* we need a value for 'no level specified' and 0
- * means 'raid0', so we need something else.  This is
- * for internal use only
- */
-#define	LEVEL_NONE		(-1000000)
-
-typedef struct mdu_disk_info_s {
-	/*
-	 * configuration/status of one particular disk
-	 */
-	int number;
-	int major;
-	int minor;
-	int raid_disk;
-	int state;
-
-} mdu_disk_info_t;
-
-typedef struct mdu_start_info_s {
-	/*
-	 * configuration/status of one particular disk
-	 */
-	int major;
-	int minor;
-	int raid_disk;
-	int state;
-
-} mdu_start_info_t;
-
-typedef struct mdu_bitmap_file_s
-{
-	char pathname[4096];
-} mdu_bitmap_file_t;
-
-typedef struct mdu_param_s
-{
-	int			personality;	/* 1,2,3,4 */
-	int			chunk_size;	/* in bytes */
-	int			max_fault;	/* unused for now */
-} mdu_param_t;
-
 #endif 
-
diff --git a/include/linux/tcp.h b/include/linux/tcp.h
index 8a7fc4b..60b7aac 100644
--- a/include/linux/tcp.h
+++ b/include/linux/tcp.h
@@ -191,7 +191,8 @@
 	u8	do_early_retrans:1,/* Enable RFC5827 early-retransmit  */
 		early_retrans_delayed:1, /* Delayed ER timer installed */
 		syn_data:1,	/* SYN includes data */
-		syn_fastopen:1;	/* SYN includes Fast Open option */
+		syn_fastopen:1,	/* SYN includes Fast Open option */
+		syn_data_acked:1;/* data in SYN is acked by SYN-ACK */
 
 /* RTT measurement */
 	u32	srtt;		/* smoothed round trip time << 3	*/
diff --git a/include/net/cfg80211.h b/include/net/cfg80211.h
index 1b49890..7d5b600 100644
--- a/include/net/cfg80211.h
+++ b/include/net/cfg80211.h
@@ -1218,6 +1218,7 @@
 	const u8 *ie;
 	size_t ie_len;
 	u16 reason_code;
+	bool local_state_change;
 };
 
 /**
@@ -2651,6 +2652,15 @@
 unsigned int __attribute_const__ ieee80211_hdrlen(__le16 fc);
 
 /**
+ * ieee80211_get_mesh_hdrlen - get mesh extension header length
+ * @meshhdr: the mesh extension header, only the flags field
+ *	(first byte) will be accessed
+ * Returns the length of the extension header, which is always at
+ * least 6 bytes and at most 18 if address 5 and 6 are present.
+ */
+unsigned int ieee80211_get_mesh_hdrlen(struct ieee80211s_hdr *meshhdr);
+
+/**
  * DOC: Data path helpers
  *
  * In addition to generic utilities, cfg80211 also offers
diff --git a/include/sound/core.h b/include/sound/core.h
index bc05668..93896ad 100644
--- a/include/sound/core.h
+++ b/include/sound/core.h
@@ -132,6 +132,7 @@
 	int shutdown;			/* this card is going down */
 	int free_on_last_close;		/* free in context of file_release */
 	wait_queue_head_t shutdown_sleep;
+	atomic_t refcount;		/* refcount for disconnection */
 	struct device *dev;		/* device assigned to this card */
 	struct device *card_dev;	/* cardX object for sysfs */
 
@@ -189,6 +190,7 @@
 	const struct file_operations *f_ops;	/* file operations */
 	void *private_data;		/* private data for f_ops->open */
 	struct device *dev;		/* device for sysfs */
+	struct snd_card *card_ptr;	/* assigned card instance */
 };
 
 /* return a device pointer linked to each sound device as a parent */
@@ -295,6 +297,7 @@
 int snd_component_add(struct snd_card *card, const char *component);
 int snd_card_file_add(struct snd_card *card, struct file *file);
 int snd_card_file_remove(struct snd_card *card, struct file *file);
+void snd_card_unref(struct snd_card *card);
 
 #define snd_card_set_dev(card, devptr) ((card)->dev = (devptr))
 
diff --git a/include/trace/events/xen.h b/include/trace/events/xen.h
index 15ba03b..d06b6da 100644
--- a/include/trace/events/xen.h
+++ b/include/trace/events/xen.h
@@ -377,6 +377,14 @@
 DEFINE_XEN_MMU_PGD_EVENT(xen_mmu_pgd_pin);
 DEFINE_XEN_MMU_PGD_EVENT(xen_mmu_pgd_unpin);
 
+TRACE_EVENT(xen_mmu_flush_tlb_all,
+	    TP_PROTO(int x),
+	    TP_ARGS(x),
+	    TP_STRUCT__entry(__array(char, x, 0)),
+	    TP_fast_assign((void)x),
+	    TP_printk("%s", "")
+	);
+
 TRACE_EVENT(xen_mmu_flush_tlb,
 	    TP_PROTO(int x),
 	    TP_ARGS(x),
diff --git a/include/uapi/linux/eventpoll.h b/include/uapi/linux/eventpoll.h
index 8c99ce7..2c267bc 100644
--- a/include/uapi/linux/eventpoll.h
+++ b/include/uapi/linux/eventpoll.h
@@ -25,7 +25,6 @@
 #define EPOLL_CTL_ADD 1
 #define EPOLL_CTL_DEL 2
 #define EPOLL_CTL_MOD 3
-#define EPOLL_CTL_DISABLE 4
 
 /*
  * Request the handling of system wakeup events so as to prevent system suspends
diff --git a/include/uapi/linux/raid/Kbuild b/include/uapi/linux/raid/Kbuild
index aafaa5a..e2c3d25 100644
--- a/include/uapi/linux/raid/Kbuild
+++ b/include/uapi/linux/raid/Kbuild
@@ -1 +1,3 @@
 # UAPI Header export list
+header-y += md_p.h
+header-y += md_u.h
diff --git a/include/linux/raid/md_p.h b/include/uapi/linux/raid/md_p.h
similarity index 100%
rename from include/linux/raid/md_p.h
rename to include/uapi/linux/raid/md_p.h
diff --git a/include/uapi/linux/raid/md_u.h b/include/uapi/linux/raid/md_u.h
new file mode 100644
index 0000000..4133e74
--- /dev/null
+++ b/include/uapi/linux/raid/md_u.h
@@ -0,0 +1,155 @@
+/*
+   md_u.h : user <=> kernel API between Linux raidtools and RAID drivers
+          Copyright (C) 1998 Ingo Molnar
+	  
+   This program is free software; you can redistribute it and/or modify
+   it under the terms of the GNU General Public License as published by
+   the Free Software Foundation; either version 2, or (at your option)
+   any later version.
+   
+   You should have received a copy of the GNU General Public License
+   (for example /usr/src/linux/COPYING); if not, write to the Free
+   Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.  
+*/
+
+#ifndef _UAPI_MD_U_H
+#define _UAPI_MD_U_H
+
+/*
+ * Different major versions are not compatible.
+ * Different minor versions are only downward compatible.
+ * Different patchlevel versions are downward and upward compatible.
+ */
+#define MD_MAJOR_VERSION                0
+#define MD_MINOR_VERSION                90
+/*
+ * MD_PATCHLEVEL_VERSION indicates kernel functionality.
+ * >=1 means different superblock formats are selectable using SET_ARRAY_INFO
+ *     and major_version/minor_version accordingly
+ * >=2 means that Internal bitmaps are supported by setting MD_SB_BITMAP_PRESENT
+ *     in the super status byte
+ * >=3 means that bitmap superblock version 4 is supported, which uses
+ *     little-ending representation rather than host-endian
+ */
+#define MD_PATCHLEVEL_VERSION           3
+
+/* ioctls */
+
+/* status */
+#define RAID_VERSION		_IOR (MD_MAJOR, 0x10, mdu_version_t)
+#define GET_ARRAY_INFO		_IOR (MD_MAJOR, 0x11, mdu_array_info_t)
+#define GET_DISK_INFO		_IOR (MD_MAJOR, 0x12, mdu_disk_info_t)
+#define PRINT_RAID_DEBUG	_IO (MD_MAJOR, 0x13)
+#define RAID_AUTORUN		_IO (MD_MAJOR, 0x14)
+#define GET_BITMAP_FILE		_IOR (MD_MAJOR, 0x15, mdu_bitmap_file_t)
+
+/* configuration */
+#define CLEAR_ARRAY		_IO (MD_MAJOR, 0x20)
+#define ADD_NEW_DISK		_IOW (MD_MAJOR, 0x21, mdu_disk_info_t)
+#define HOT_REMOVE_DISK		_IO (MD_MAJOR, 0x22)
+#define SET_ARRAY_INFO		_IOW (MD_MAJOR, 0x23, mdu_array_info_t)
+#define SET_DISK_INFO		_IO (MD_MAJOR, 0x24)
+#define WRITE_RAID_INFO		_IO (MD_MAJOR, 0x25)
+#define UNPROTECT_ARRAY		_IO (MD_MAJOR, 0x26)
+#define PROTECT_ARRAY		_IO (MD_MAJOR, 0x27)
+#define HOT_ADD_DISK		_IO (MD_MAJOR, 0x28)
+#define SET_DISK_FAULTY		_IO (MD_MAJOR, 0x29)
+#define HOT_GENERATE_ERROR	_IO (MD_MAJOR, 0x2a)
+#define SET_BITMAP_FILE		_IOW (MD_MAJOR, 0x2b, int)
+
+/* usage */
+#define RUN_ARRAY		_IOW (MD_MAJOR, 0x30, mdu_param_t)
+/*  0x31 was START_ARRAY  */
+#define STOP_ARRAY		_IO (MD_MAJOR, 0x32)
+#define STOP_ARRAY_RO		_IO (MD_MAJOR, 0x33)
+#define RESTART_ARRAY_RW	_IO (MD_MAJOR, 0x34)
+
+/* 63 partitions with the alternate major number (mdp) */
+#define MdpMinorShift 6
+
+typedef struct mdu_version_s {
+	int major;
+	int minor;
+	int patchlevel;
+} mdu_version_t;
+
+typedef struct mdu_array_info_s {
+	/*
+	 * Generic constant information
+	 */
+	int major_version;
+	int minor_version;
+	int patch_version;
+	int ctime;
+	int level;
+	int size;
+	int nr_disks;
+	int raid_disks;
+	int md_minor;
+	int not_persistent;
+
+	/*
+	 * Generic state information
+	 */
+	int utime;		/*  0 Superblock update time		      */
+	int state;		/*  1 State bits (clean, ...)		      */
+	int active_disks;	/*  2 Number of currently active disks	      */
+	int working_disks;	/*  3 Number of working disks		      */
+	int failed_disks;	/*  4 Number of failed disks		      */
+	int spare_disks;	/*  5 Number of spare disks		      */
+
+	/*
+	 * Personality information
+	 */
+	int layout;		/*  0 the array's physical layout	      */
+	int chunk_size;	/*  1 chunk size in bytes		      */
+
+} mdu_array_info_t;
+
+/* non-obvious values for 'level' */
+#define	LEVEL_MULTIPATH		(-4)
+#define	LEVEL_LINEAR		(-1)
+#define	LEVEL_FAULTY		(-5)
+
+/* we need a value for 'no level specified' and 0
+ * means 'raid0', so we need something else.  This is
+ * for internal use only
+ */
+#define	LEVEL_NONE		(-1000000)
+
+typedef struct mdu_disk_info_s {
+	/*
+	 * configuration/status of one particular disk
+	 */
+	int number;
+	int major;
+	int minor;
+	int raid_disk;
+	int state;
+
+} mdu_disk_info_t;
+
+typedef struct mdu_start_info_s {
+	/*
+	 * configuration/status of one particular disk
+	 */
+	int major;
+	int minor;
+	int raid_disk;
+	int state;
+
+} mdu_start_info_t;
+
+typedef struct mdu_bitmap_file_s
+{
+	char pathname[4096];
+} mdu_bitmap_file_t;
+
+typedef struct mdu_param_s
+{
+	int			personality;	/* 1,2,3,4 */
+	int			chunk_size;	/* in bytes */
+	int			max_fault;	/* unused for now */
+} mdu_param_t;
+
+#endif /* _UAPI_MD_U_H */
diff --git a/include/uapi/linux/tcp.h b/include/uapi/linux/tcp.h
index c4b89a5..e962faa 100644
--- a/include/uapi/linux/tcp.h
+++ b/include/uapi/linux/tcp.h
@@ -130,6 +130,7 @@
 #define TCPI_OPT_WSCALE		4
 #define TCPI_OPT_ECN		8 /* ECN was negociated at TCP session init */
 #define TCPI_OPT_ECN_SEEN	16 /* we received at least one packet with ECT */
+#define TCPI_OPT_SYN_DATA	32 /* SYN-ACK acked data in SYN sent or rcvd */
 
 enum tcp_ca_state {
 	TCP_CA_Open = 0,
diff --git a/include/xen/hvm.h b/include/xen/hvm.h
index b193fa2..13e43e4 100644
--- a/include/xen/hvm.h
+++ b/include/xen/hvm.h
@@ -5,6 +5,36 @@
 #include <xen/interface/hvm/params.h>
 #include <asm/xen/hypercall.h>
 
+static const char *param_name(int op)
+{
+#define PARAM(x) [HVM_PARAM_##x] = #x
+	static const char *const names[] = {
+		PARAM(CALLBACK_IRQ),
+		PARAM(STORE_PFN),
+		PARAM(STORE_EVTCHN),
+		PARAM(PAE_ENABLED),
+		PARAM(IOREQ_PFN),
+		PARAM(BUFIOREQ_PFN),
+		PARAM(TIMER_MODE),
+		PARAM(HPET_ENABLED),
+		PARAM(IDENT_PT),
+		PARAM(DM_DOMAIN),
+		PARAM(ACPI_S_STATE),
+		PARAM(VM86_TSS),
+		PARAM(VPT_ALIGN),
+		PARAM(CONSOLE_PFN),
+		PARAM(CONSOLE_EVTCHN),
+	};
+#undef PARAM
+
+	if (op >= ARRAY_SIZE(names))
+		return "unknown";
+
+	if (!names[op])
+		return "reserved";
+
+	return names[op];
+}
 static inline int hvm_get_parameter(int idx, uint64_t *value)
 {
 	struct xen_hvm_param xhv;
@@ -14,8 +44,8 @@
 	xhv.index = idx;
 	r = HYPERVISOR_hvm_op(HVMOP_get_param, &xhv);
 	if (r < 0) {
-		printk(KERN_ERR "Cannot get hvm parameter %d: %d!\n",
-			idx, r);
+		printk(KERN_ERR "Cannot get hvm parameter %s (%d): %d!\n",
+			param_name(idx), idx, r);
 		return r;
 	}
 	*value = xhv.value;
diff --git a/init/main.c b/init/main.c
index 9cf77ab..e33e09d 100644
--- a/init/main.c
+++ b/init/main.c
@@ -442,9 +442,11 @@
 {
 }
 
+# if THREAD_SIZE >= PAGE_SIZE
 void __init __weak thread_info_cache_init(void)
 {
 }
+#endif
 
 /*
  * Set up kernel memory allocators
diff --git a/kernel/module.c b/kernel/module.c
index 6085f5e..6e48c3a 100644
--- a/kernel/module.c
+++ b/kernel/module.c
@@ -2293,12 +2293,17 @@
 	src = (void *)info->hdr + symsect->sh_offset;
 	nsrc = symsect->sh_size / sizeof(*src);
 
+	/* strtab always starts with a nul, so offset 0 is the empty string. */
+	strtab_size = 1;
+
 	/* Compute total space required for the core symbols' strtab. */
-	for (ndst = i = strtab_size = 1; i < nsrc; ++i, ++src)
-		if (is_core_symbol(src, info->sechdrs, info->hdr->e_shnum)) {
-			strtab_size += strlen(&info->strtab[src->st_name]) + 1;
+	for (ndst = i = 0; i < nsrc; i++) {
+		if (i == 0 ||
+		    is_core_symbol(src+i, info->sechdrs, info->hdr->e_shnum)) {
+			strtab_size += strlen(&info->strtab[src[i].st_name])+1;
 			ndst++;
 		}
+	}
 
 	/* Append room for core symbols at end of core part. */
 	info->symoffs = ALIGN(mod->core_size, symsect->sh_addralign ?: 1);
@@ -2332,15 +2337,15 @@
 	mod->core_symtab = dst = mod->module_core + info->symoffs;
 	mod->core_strtab = s = mod->module_core + info->stroffs;
 	src = mod->symtab;
-	*dst = *src;
 	*s++ = 0;
-	for (ndst = i = 1; i < mod->num_symtab; ++i, ++src) {
-		if (!is_core_symbol(src, info->sechdrs, info->hdr->e_shnum))
-			continue;
-
-		dst[ndst] = *src;
-		dst[ndst++].st_name = s - mod->core_strtab;
-		s += strlcpy(s, &mod->strtab[src->st_name], KSYM_NAME_LEN) + 1;
+	for (ndst = i = 0; i < mod->num_symtab; i++) {
+		if (i == 0 ||
+		    is_core_symbol(src+i, info->sechdrs, info->hdr->e_shnum)) {
+			dst[ndst] = src[i];
+			dst[ndst++].st_name = s - mod->core_strtab;
+			s += strlcpy(s, &mod->strtab[src[i].st_name],
+				     KSYM_NAME_LEN) + 1;
+		}
 	}
 	mod->core_num_syms = ndst;
 }
diff --git a/mm/vmscan.c b/mm/vmscan.c
index 2624edc..8b055e9 100644
--- a/mm/vmscan.c
+++ b/mm/vmscan.c
@@ -3017,6 +3017,8 @@
 						&balanced_classzone_idx);
 		}
 	}
+
+	current->reclaim_state = NULL;
 	return 0;
 }
 
diff --git a/net/8021q/vlan.c b/net/8021q/vlan.c
index 9096bcb..ee07072 100644
--- a/net/8021q/vlan.c
+++ b/net/8021q/vlan.c
@@ -463,7 +463,9 @@
 
 	case NETDEV_PRE_TYPE_CHANGE:
 		/* Forbid underlaying device to change its type. */
-		return NOTIFY_BAD;
+		if (vlan_uses_dev(dev))
+			return NOTIFY_BAD;
+		break;
 
 	case NETDEV_NOTIFY_PEERS:
 	case NETDEV_BONDING_FAILOVER:
diff --git a/net/batman-adv/bridge_loop_avoidance.c b/net/batman-adv/bridge_loop_avoidance.c
index 0a9084a..fd8d5af 100644
--- a/net/batman-adv/bridge_loop_avoidance.c
+++ b/net/batman-adv/bridge_loop_avoidance.c
@@ -1167,6 +1167,8 @@
 	uint16_t crc;
 	unsigned long entrytime;
 
+	spin_lock_init(&bat_priv->bla.bcast_duplist_lock);
+
 	batadv_dbg(BATADV_DBG_BLA, bat_priv, "bla hash registering\n");
 
 	/* setting claim destination address */
@@ -1210,8 +1212,8 @@
 /**
  * batadv_bla_check_bcast_duplist
  * @bat_priv: the bat priv with all the soft interface information
- * @bcast_packet: originator mac address
- * @hdr_size: maximum length of the frame
+ * @bcast_packet: encapsulated broadcast frame plus batman header
+ * @bcast_packet_len: length of encapsulated broadcast frame plus batman header
  *
  * check if it is on our broadcast list. Another gateway might
  * have sent the same packet because it is connected to the same backbone,
@@ -1224,20 +1226,22 @@
  */
 int batadv_bla_check_bcast_duplist(struct batadv_priv *bat_priv,
 				   struct batadv_bcast_packet *bcast_packet,
-				   int hdr_size)
+				   int bcast_packet_len)
 {
-	int i, length, curr;
+	int i, length, curr, ret = 0;
 	uint8_t *content;
 	uint16_t crc;
 	struct batadv_bcast_duplist_entry *entry;
 
-	length = hdr_size - sizeof(*bcast_packet);
+	length = bcast_packet_len - sizeof(*bcast_packet);
 	content = (uint8_t *)bcast_packet;
 	content += sizeof(*bcast_packet);
 
 	/* calculate the crc ... */
 	crc = crc16(0, content, length);
 
+	spin_lock_bh(&bat_priv->bla.bcast_duplist_lock);
+
 	for (i = 0; i < BATADV_DUPLIST_SIZE; i++) {
 		curr = (bat_priv->bla.bcast_duplist_curr + i);
 		curr %= BATADV_DUPLIST_SIZE;
@@ -1259,9 +1263,12 @@
 		/* this entry seems to match: same crc, not too old,
 		 * and from another gw. therefore return 1 to forbid it.
 		 */
-		return 1;
+		ret = 1;
+		goto out;
 	}
-	/* not found, add a new entry (overwrite the oldest entry) */
+	/* not found, add a new entry (overwrite the oldest entry)
+	 * and allow it, its the first occurence.
+	 */
 	curr = (bat_priv->bla.bcast_duplist_curr + BATADV_DUPLIST_SIZE - 1);
 	curr %= BATADV_DUPLIST_SIZE;
 	entry = &bat_priv->bla.bcast_duplist[curr];
@@ -1270,8 +1277,10 @@
 	memcpy(entry->orig, bcast_packet->orig, ETH_ALEN);
 	bat_priv->bla.bcast_duplist_curr = curr;
 
-	/* allow it, its the first occurence. */
-	return 0;
+out:
+	spin_unlock_bh(&bat_priv->bla.bcast_duplist_lock);
+
+	return ret;
 }
 
 
diff --git a/net/batman-adv/routing.c b/net/batman-adv/routing.c
index 939fc01..376b4cc 100644
--- a/net/batman-adv/routing.c
+++ b/net/batman-adv/routing.c
@@ -1124,8 +1124,14 @@
 
 	spin_unlock_bh(&orig_node->bcast_seqno_lock);
 
+	/* keep skb linear for crc calculation */
+	if (skb_linearize(skb) < 0)
+		goto out;
+
+	bcast_packet = (struct batadv_bcast_packet *)skb->data;
+
 	/* check whether this has been sent by another originator before */
-	if (batadv_bla_check_bcast_duplist(bat_priv, bcast_packet, hdr_size))
+	if (batadv_bla_check_bcast_duplist(bat_priv, bcast_packet, skb->len))
 		goto out;
 
 	/* rebroadcast packet */
diff --git a/net/batman-adv/types.h b/net/batman-adv/types.h
index 2ed82ca..ac1e07a 100644
--- a/net/batman-adv/types.h
+++ b/net/batman-adv/types.h
@@ -205,6 +205,8 @@
 	struct batadv_hashtable *backbone_hash;
 	struct batadv_bcast_duplist_entry bcast_duplist[BATADV_DUPLIST_SIZE];
 	int bcast_duplist_curr;
+	/* protects bcast_duplist and bcast_duplist_curr */
+	spinlock_t bcast_duplist_lock;
 	struct batadv_bla_claim_dst claim_dest;
 	struct delayed_work work;
 };
diff --git a/net/bluetooth/smp.c b/net/bluetooth/smp.c
index 8c225ef..2ac8d50 100644
--- a/net/bluetooth/smp.c
+++ b/net/bluetooth/smp.c
@@ -32,6 +32,8 @@
 
 #define SMP_TIMEOUT	msecs_to_jiffies(30000)
 
+#define AUTH_REQ_MASK   0x07
+
 static inline void swap128(u8 src[16], u8 dst[16])
 {
 	int i;
@@ -230,7 +232,7 @@
 		req->max_key_size = SMP_MAX_ENC_KEY_SIZE;
 		req->init_key_dist = 0;
 		req->resp_key_dist = dist_keys;
-		req->auth_req = authreq;
+		req->auth_req = (authreq & AUTH_REQ_MASK);
 		return;
 	}
 
@@ -239,7 +241,7 @@
 	rsp->max_key_size = SMP_MAX_ENC_KEY_SIZE;
 	rsp->init_key_dist = 0;
 	rsp->resp_key_dist = req->resp_key_dist & dist_keys;
-	rsp->auth_req = authreq;
+	rsp->auth_req = (authreq & AUTH_REQ_MASK);
 }
 
 static u8 check_enc_key_size(struct l2cap_conn *conn, __u8 max_key_size)
diff --git a/net/ceph/messenger.c b/net/ceph/messenger.c
index 159aa8b..3ef1759 100644
--- a/net/ceph/messenger.c
+++ b/net/ceph/messenger.c
@@ -2300,10 +2300,11 @@
 			mutex_unlock(&con->mutex);
 			return;
 		} else {
-			con->ops->put(con);
 			dout("con_work %p FAILED to back off %lu\n", con,
 			     con->delay);
+			set_bit(CON_FLAG_BACKOFF, &con->flags);
 		}
+		goto done;
 	}
 
 	if (con->state == CON_STATE_STANDBY) {
@@ -2749,7 +2750,8 @@
 		msg = con->ops->alloc_msg(con, hdr, skip);
 		mutex_lock(&con->mutex);
 		if (con->state != CON_STATE_OPEN) {
-			ceph_msg_put(msg);
+			if (msg)
+				ceph_msg_put(msg);
 			return -EAGAIN;
 		}
 		con->in_msg = msg;
diff --git a/net/core/skbuff.c b/net/core/skbuff.c
index 6e04b1f..4007c14 100644
--- a/net/core/skbuff.c
+++ b/net/core/skbuff.c
@@ -3379,10 +3379,12 @@
 
 void kfree_skb_partial(struct sk_buff *skb, bool head_stolen)
 {
-	if (head_stolen)
+	if (head_stolen) {
+		skb_release_head_state(skb);
 		kmem_cache_free(skbuff_head_cache, skb);
-	else
+	} else {
 		__kfree_skb(skb);
+	}
 }
 EXPORT_SYMBOL(kfree_skb_partial);
 
diff --git a/net/ipv4/netfilter/iptable_nat.c b/net/ipv4/netfilter/iptable_nat.c
index 9e0ffaf..a820472 100644
--- a/net/ipv4/netfilter/iptable_nat.c
+++ b/net/ipv4/netfilter/iptable_nat.c
@@ -184,7 +184,8 @@
 
 		if ((ct->tuplehash[dir].tuple.src.u3.ip !=
 		     ct->tuplehash[!dir].tuple.dst.u3.ip) ||
-		    (ct->tuplehash[dir].tuple.src.u.all !=
+		    (ct->tuplehash[dir].tuple.dst.protonum != IPPROTO_ICMP &&
+		     ct->tuplehash[dir].tuple.src.u.all !=
 		     ct->tuplehash[!dir].tuple.dst.u.all))
 			if (nf_xfrm_me_harder(skb, AF_INET) < 0)
 				ret = NF_DROP;
@@ -221,6 +222,7 @@
 		}
 #ifdef CONFIG_XFRM
 		else if (!(IPCB(skb)->flags & IPSKB_XFRM_TRANSFORMED) &&
+			 ct->tuplehash[dir].tuple.dst.protonum != IPPROTO_ICMP &&
 			 ct->tuplehash[dir].tuple.dst.u.all !=
 			 ct->tuplehash[!dir].tuple.src.u.all)
 			if (nf_xfrm_me_harder(skb, AF_INET) < 0)
diff --git a/net/ipv4/route.c b/net/ipv4/route.c
index 432f4bb..a8c6512 100644
--- a/net/ipv4/route.c
+++ b/net/ipv4/route.c
@@ -1163,8 +1163,12 @@
 	spin_lock_bh(&fnhe_lock);
 
 	if (daddr == fnhe->fnhe_daddr) {
-		struct rtable *orig;
-
+		struct rtable *orig = rcu_dereference(fnhe->fnhe_rth);
+		if (orig && rt_is_expired(orig)) {
+			fnhe->fnhe_gw = 0;
+			fnhe->fnhe_pmtu = 0;
+			fnhe->fnhe_expires = 0;
+		}
 		if (fnhe->fnhe_pmtu) {
 			unsigned long expires = fnhe->fnhe_expires;
 			unsigned long diff = expires - jiffies;
@@ -1181,7 +1185,6 @@
 		} else if (!rt->rt_gateway)
 			rt->rt_gateway = daddr;
 
-		orig = rcu_dereference(fnhe->fnhe_rth);
 		rcu_assign_pointer(fnhe->fnhe_rth, rt);
 		if (orig)
 			rt_free(orig);
diff --git a/net/ipv4/tcp.c b/net/ipv4/tcp.c
index f32c02e..197c000 100644
--- a/net/ipv4/tcp.c
+++ b/net/ipv4/tcp.c
@@ -549,14 +549,12 @@
 			 !tp->urg_data ||
 			 before(tp->urg_seq, tp->copied_seq) ||
 			 !before(tp->urg_seq, tp->rcv_nxt)) {
-			struct sk_buff *skb;
 
 			answ = tp->rcv_nxt - tp->copied_seq;
 
-			/* Subtract 1, if FIN is in queue. */
-			skb = skb_peek_tail(&sk->sk_receive_queue);
-			if (answ && skb)
-				answ -= tcp_hdr(skb)->fin;
+			/* Subtract 1, if FIN was received */
+			if (answ && sock_flag(sk, SOCK_DONE))
+				answ--;
 		} else
 			answ = tp->urg_seq - tp->copied_seq;
 		release_sock(sk);
@@ -2766,6 +2764,8 @@
 		info->tcpi_options |= TCPI_OPT_ECN;
 	if (tp->ecn_flags & TCP_ECN_SEEN)
 		info->tcpi_options |= TCPI_OPT_ECN_SEEN;
+	if (tp->syn_data_acked)
+		info->tcpi_options |= TCPI_OPT_SYN_DATA;
 
 	info->tcpi_rto = jiffies_to_usecs(icsk->icsk_rto);
 	info->tcpi_ato = jiffies_to_usecs(icsk->icsk_ack.ato);
diff --git a/net/ipv4/tcp_illinois.c b/net/ipv4/tcp_illinois.c
index 813b43a..834857f 100644
--- a/net/ipv4/tcp_illinois.c
+++ b/net/ipv4/tcp_illinois.c
@@ -313,11 +313,13 @@
 			.tcpv_rttcnt = ca->cnt_rtt,
 			.tcpv_minrtt = ca->base_rtt,
 		};
-		u64 t = ca->sum_rtt;
 
-		do_div(t, ca->cnt_rtt);
-		info.tcpv_rtt = t;
+		if (info.tcpv_rttcnt > 0) {
+			u64 t = ca->sum_rtt;
 
+			do_div(t, info.tcpv_rttcnt);
+			info.tcpv_rtt = t;
+		}
 		nla_put(skb, INET_DIAG_VEGASINFO, sizeof(info), &info);
 	}
 }
diff --git a/net/ipv4/tcp_input.c b/net/ipv4/tcp_input.c
index 432c366..2c2b13a 100644
--- a/net/ipv4/tcp_input.c
+++ b/net/ipv4/tcp_input.c
@@ -4529,6 +4529,9 @@
 	struct tcphdr *th;
 	bool fragstolen;
 
+	if (size == 0)
+		return 0;
+
 	skb = alloc_skb(size + sizeof(*th), sk->sk_allocation);
 	if (!skb)
 		goto err;
@@ -5646,6 +5649,7 @@
 		tcp_rearm_rto(sk);
 		return true;
 	}
+	tp->syn_data_acked = tp->syn_data;
 	return false;
 }
 
@@ -5963,7 +5967,7 @@
 
 	req = tp->fastopen_rsk;
 	if (req != NULL) {
-		BUG_ON(sk->sk_state != TCP_SYN_RECV &&
+		WARN_ON_ONCE(sk->sk_state != TCP_SYN_RECV &&
 		    sk->sk_state != TCP_FIN_WAIT1);
 
 		if (tcp_check_req(sk, skb, req, NULL, true) == NULL)
@@ -6052,7 +6056,15 @@
 			 * ACK we have received, this would have acknowledged
 			 * our SYNACK so stop the SYNACK timer.
 			 */
-			if (acceptable && req != NULL) {
+			if (req != NULL) {
+				/* Return RST if ack_seq is invalid.
+				 * Note that RFC793 only says to generate a
+				 * DUPACK for it but for TCP Fast Open it seems
+				 * better to treat this case like TCP_SYN_RECV
+				 * above.
+				 */
+				if (!acceptable)
+					return 1;
 				/* We no longer need the request sock. */
 				reqsk_fastopen_remove(sk, req, false);
 				tcp_rearm_rto(sk);
diff --git a/net/ipv4/tcp_ipv4.c b/net/ipv4/tcp_ipv4.c
index ef998b0..0c4a643 100644
--- a/net/ipv4/tcp_ipv4.c
+++ b/net/ipv4/tcp_ipv4.c
@@ -1461,6 +1461,7 @@
 		skb_set_owner_r(skb, child);
 		__skb_queue_tail(&child->sk_receive_queue, skb);
 		tp->rcv_nxt = TCP_SKB_CB(skb)->end_seq;
+		tp->syn_data_acked = 1;
 	}
 	sk->sk_data_ready(sk, 0);
 	bh_unlock_sock(child);
diff --git a/net/ipv4/tcp_metrics.c b/net/ipv4/tcp_metrics.c
index 4c752a6..53bc584 100644
--- a/net/ipv4/tcp_metrics.c
+++ b/net/ipv4/tcp_metrics.c
@@ -864,7 +864,7 @@
 	}
 	a = info->attrs[TCP_METRICS_ATTR_ADDR_IPV6];
 	if (a) {
-		if (nla_len(a) != sizeof(sizeof(struct in6_addr)))
+		if (nla_len(a) != sizeof(struct in6_addr))
 			return -EINVAL;
 		addr->family = AF_INET6;
 		memcpy(addr->addr.a6, nla_data(a), sizeof(addr->addr.a6));
diff --git a/net/ipv4/tcp_minisocks.c b/net/ipv4/tcp_minisocks.c
index 27536ba..a7302d9 100644
--- a/net/ipv4/tcp_minisocks.c
+++ b/net/ipv4/tcp_minisocks.c
@@ -510,6 +510,7 @@
 		newtp->rx_opt.mss_clamp = req->mss;
 		TCP_ECN_openreq_child(newtp, req);
 		newtp->fastopen_rsk = NULL;
+		newtp->syn_data_acked = 0;
 
 		TCP_INC_STATS_BH(sock_net(sk), TCP_MIB_PASSIVEOPENS);
 	}
diff --git a/net/ipv4/tcp_timer.c b/net/ipv4/tcp_timer.c
index fc04711..d47c1b4 100644
--- a/net/ipv4/tcp_timer.c
+++ b/net/ipv4/tcp_timer.c
@@ -347,8 +347,8 @@
 		return;
 	}
 	if (tp->fastopen_rsk) {
-		BUG_ON(sk->sk_state != TCP_SYN_RECV &&
-		    sk->sk_state != TCP_FIN_WAIT1);
+		WARN_ON_ONCE(sk->sk_state != TCP_SYN_RECV &&
+			     sk->sk_state != TCP_FIN_WAIT1);
 		tcp_fastopen_synack_timer(sk);
 		/* Before we receive ACK to our SYN-ACK don't retransmit
 		 * anything else (e.g., data or FIN segments).
diff --git a/net/ipv6/netfilter/ip6table_nat.c b/net/ipv6/netfilter/ip6table_nat.c
index e418bd6..d57dab1 100644
--- a/net/ipv6/netfilter/ip6table_nat.c
+++ b/net/ipv6/netfilter/ip6table_nat.c
@@ -186,7 +186,8 @@
 
 		if (!nf_inet_addr_cmp(&ct->tuplehash[dir].tuple.src.u3,
 				      &ct->tuplehash[!dir].tuple.dst.u3) ||
-		    (ct->tuplehash[dir].tuple.src.u.all !=
+		    (ct->tuplehash[dir].tuple.dst.protonum != IPPROTO_ICMPV6 &&
+		     ct->tuplehash[dir].tuple.src.u.all !=
 		     ct->tuplehash[!dir].tuple.dst.u.all))
 			if (nf_xfrm_me_harder(skb, AF_INET6) < 0)
 				ret = NF_DROP;
@@ -222,6 +223,7 @@
 		}
 #ifdef CONFIG_XFRM
 		else if (!(IP6CB(skb)->flags & IP6SKB_XFRM_TRANSFORMED) &&
+			 ct->tuplehash[dir].tuple.dst.protonum != IPPROTO_ICMPV6 &&
 			 ct->tuplehash[dir].tuple.dst.u.all !=
 			 ct->tuplehash[!dir].tuple.src.u.all)
 			if (nf_xfrm_me_harder(skb, AF_INET6))
diff --git a/net/ipv6/netfilter/nf_conntrack_reasm.c b/net/ipv6/netfilter/nf_conntrack_reasm.c
index 18bd9bb..22c8ea9 100644
--- a/net/ipv6/netfilter/nf_conntrack_reasm.c
+++ b/net/ipv6/netfilter/nf_conntrack_reasm.c
@@ -85,7 +85,7 @@
 	{ }
 };
 
-static int __net_init nf_ct_frag6_sysctl_register(struct net *net)
+static int nf_ct_frag6_sysctl_register(struct net *net)
 {
 	struct ctl_table *table;
 	struct ctl_table_header *hdr;
@@ -127,7 +127,7 @@
 }
 
 #else
-static int __net_init nf_ct_frag6_sysctl_register(struct net *net)
+static int nf_ct_frag6_sysctl_register(struct net *net)
 {
 	return 0;
 }
diff --git a/net/ipv6/route.c b/net/ipv6/route.c
index 7c7e963..b1e6cf0 100644
--- a/net/ipv6/route.c
+++ b/net/ipv6/route.c
@@ -219,7 +219,7 @@
 };
 
 static const u32 ip6_template_metrics[RTAX_MAX] = {
-	[RTAX_HOPLIMIT - 1] = 255,
+	[RTAX_HOPLIMIT - 1] = 0,
 };
 
 static const struct rt6_info ip6_null_entry_template = {
@@ -1232,7 +1232,7 @@
 	rt->rt6i_dst.addr = fl6->daddr;
 	rt->rt6i_dst.plen = 128;
 	rt->rt6i_idev     = idev;
-	dst_metric_set(&rt->dst, RTAX_HOPLIMIT, 255);
+	dst_metric_set(&rt->dst, RTAX_HOPLIMIT, 0);
 
 	spin_lock_bh(&icmp6_dst_lock);
 	rt->dst.next = icmp6_dst_gc_list;
diff --git a/net/l2tp/l2tp_eth.c b/net/l2tp/l2tp_eth.c
index 37b8b8b..76125c5 100644
--- a/net/l2tp/l2tp_eth.c
+++ b/net/l2tp/l2tp_eth.c
@@ -291,6 +291,7 @@
 
 out_del_dev:
 	free_netdev(dev);
+	spriv->dev = NULL;
 out_del_session:
 	l2tp_session_delete(session);
 out:
diff --git a/net/mac80211/ibss.c b/net/mac80211/ibss.c
index 5f3620f..bf87c70 100644
--- a/net/mac80211/ibss.c
+++ b/net/mac80211/ibss.c
@@ -1108,7 +1108,7 @@
 	sdata->u.ibss.state = IEEE80211_IBSS_MLME_SEARCH;
 	sdata->u.ibss.ibss_join_req = jiffies;
 
-	memcpy(sdata->u.ibss.ssid, params->ssid, IEEE80211_MAX_SSID_LEN);
+	memcpy(sdata->u.ibss.ssid, params->ssid, params->ssid_len);
 	sdata->u.ibss.ssid_len = params->ssid_len;
 
 	mutex_unlock(&sdata->u.ibss.mtx);
diff --git a/net/mac80211/iface.c b/net/mac80211/iface.c
index 6f8a73c..7de7717 100644
--- a/net/mac80211/iface.c
+++ b/net/mac80211/iface.c
@@ -853,7 +853,7 @@
 			struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb);
 			if (info->control.vif == &sdata->vif) {
 				__skb_unlink(skb, &local->pending[i]);
-				dev_kfree_skb_irq(skb);
+				ieee80211_free_txskb(&local->hw, skb);
 			}
 		}
 	}
diff --git a/net/mac80211/mlme.c b/net/mac80211/mlme.c
index e714ed8..1b7eed2 100644
--- a/net/mac80211/mlme.c
+++ b/net/mac80211/mlme.c
@@ -3099,22 +3099,32 @@
 				   ht_cfreq, ht_oper->primary_chan,
 				   cbss->channel->band);
 			ht_oper = NULL;
+		} else {
+			channel_type = NL80211_CHAN_HT20;
 		}
 	}
 
-	if (ht_oper) {
-		channel_type = NL80211_CHAN_HT20;
+	if (ht_oper && sband->ht_cap.cap & IEEE80211_HT_CAP_SUP_WIDTH_20_40) {
+		/*
+		 * cfg80211 already verified that the channel itself can
+		 * be used, but it didn't check that we can do the right
+		 * HT type, so do that here as well. If HT40 isn't allowed
+		 * on this channel, disable 40 MHz operation.
+		 */
 
-		if (sband->ht_cap.cap & IEEE80211_HT_CAP_SUP_WIDTH_20_40) {
-			switch (ht_oper->ht_param &
-					IEEE80211_HT_PARAM_CHA_SEC_OFFSET) {
-			case IEEE80211_HT_PARAM_CHA_SEC_ABOVE:
+		switch (ht_oper->ht_param & IEEE80211_HT_PARAM_CHA_SEC_OFFSET) {
+		case IEEE80211_HT_PARAM_CHA_SEC_ABOVE:
+			if (cbss->channel->flags & IEEE80211_CHAN_NO_HT40PLUS)
+				ifmgd->flags |= IEEE80211_STA_DISABLE_40MHZ;
+			else
 				channel_type = NL80211_CHAN_HT40PLUS;
-				break;
-			case IEEE80211_HT_PARAM_CHA_SEC_BELOW:
+			break;
+		case IEEE80211_HT_PARAM_CHA_SEC_BELOW:
+			if (cbss->channel->flags & IEEE80211_CHAN_NO_HT40MINUS)
+				ifmgd->flags |= IEEE80211_STA_DISABLE_40MHZ;
+			else
 				channel_type = NL80211_CHAN_HT40MINUS;
-				break;
-			}
+			break;
 		}
 	}
 
@@ -3549,6 +3559,7 @@
 {
 	struct ieee80211_if_managed *ifmgd = &sdata->u.mgd;
 	u8 frame_buf[IEEE80211_DEAUTH_FRAME_LEN];
+	bool tx = !req->local_state_change;
 
 	mutex_lock(&ifmgd->mtx);
 
@@ -3565,12 +3576,12 @@
 	if (ifmgd->associated &&
 	    ether_addr_equal(ifmgd->associated->bssid, req->bssid)) {
 		ieee80211_set_disassoc(sdata, IEEE80211_STYPE_DEAUTH,
-				       req->reason_code, true, frame_buf);
+				       req->reason_code, tx, frame_buf);
 	} else {
 		drv_mgd_prepare_tx(sdata->local, sdata);
 		ieee80211_send_deauth_disassoc(sdata, req->bssid,
 					       IEEE80211_STYPE_DEAUTH,
-					       req->reason_code, true,
+					       req->reason_code, tx,
 					       frame_buf);
 	}
 
diff --git a/net/mac80211/rx.c b/net/mac80211/rx.c
index 61c621e..00ade7f 100644
--- a/net/mac80211/rx.c
+++ b/net/mac80211/rx.c
@@ -531,6 +531,11 @@
 
 		if (ieee80211_is_action(hdr->frame_control)) {
 			u8 category;
+
+			/* make sure category field is present */
+			if (rx->skb->len < IEEE80211_MIN_ACTION_SIZE)
+				return RX_DROP_MONITOR;
+
 			mgmt = (struct ieee80211_mgmt *)hdr;
 			category = mgmt->u.action.category;
 			if (category != WLAN_CATEGORY_MESH_ACTION &&
@@ -883,14 +888,16 @@
 		 */
 		if (rx->sta && rx->sdata->vif.type == NL80211_IFTYPE_STATION &&
 		    ieee80211_is_data_present(hdr->frame_control)) {
-			u16 ethertype;
-			u8 *payload;
+			unsigned int hdrlen;
+			__be16 ethertype;
 
-			payload = rx->skb->data +
-				ieee80211_hdrlen(hdr->frame_control);
-			ethertype = (payload[6] << 8) | payload[7];
-			if (cpu_to_be16(ethertype) ==
-			    rx->sdata->control_port_protocol)
+			hdrlen = ieee80211_hdrlen(hdr->frame_control);
+
+			if (rx->skb->len < hdrlen + 8)
+				return RX_DROP_MONITOR;
+
+			skb_copy_bits(rx->skb, hdrlen + 6, &ethertype, 2);
+			if (ethertype == rx->sdata->control_port_protocol)
 				return RX_CONTINUE;
 		}
 
@@ -1462,11 +1469,14 @@
 
 	hdr = (struct ieee80211_hdr *)rx->skb->data;
 	fc = hdr->frame_control;
+
+	if (ieee80211_is_ctl(fc))
+		return RX_CONTINUE;
+
 	sc = le16_to_cpu(hdr->seq_ctrl);
 	frag = sc & IEEE80211_SCTL_FRAG;
 
 	if (likely((!ieee80211_has_morefrags(fc) && frag == 0) ||
-		   (rx->skb)->len < 24 ||
 		   is_multicast_ether_addr(hdr->addr1))) {
 		/* not fragmented */
 		goto out;
@@ -1889,6 +1899,20 @@
 
 	hdr = (struct ieee80211_hdr *) skb->data;
 	hdrlen = ieee80211_hdrlen(hdr->frame_control);
+
+	/* make sure fixed part of mesh header is there, also checks skb len */
+	if (!pskb_may_pull(rx->skb, hdrlen + 6))
+		return RX_DROP_MONITOR;
+
+	mesh_hdr = (struct ieee80211s_hdr *) (skb->data + hdrlen);
+
+	/* make sure full mesh header is there, also checks skb len */
+	if (!pskb_may_pull(rx->skb,
+			   hdrlen + ieee80211_get_mesh_hdrlen(mesh_hdr)))
+		return RX_DROP_MONITOR;
+
+	/* reload pointers */
+	hdr = (struct ieee80211_hdr *) skb->data;
 	mesh_hdr = (struct ieee80211s_hdr *) (skb->data + hdrlen);
 
 	/* frame is in RMC, don't forward */
@@ -1897,7 +1921,8 @@
 	    mesh_rmc_check(hdr->addr3, mesh_hdr, rx->sdata))
 		return RX_DROP_MONITOR;
 
-	if (!ieee80211_is_data(hdr->frame_control))
+	if (!ieee80211_is_data(hdr->frame_control) ||
+	    !(status->rx_flags & IEEE80211_RX_RA_MATCH))
 		return RX_CONTINUE;
 
 	if (!mesh_hdr->ttl)
@@ -1911,9 +1936,12 @@
 		if (is_multicast_ether_addr(hdr->addr1)) {
 			mpp_addr = hdr->addr3;
 			proxied_addr = mesh_hdr->eaddr1;
-		} else {
+		} else if (mesh_hdr->flags & MESH_FLAGS_AE_A5_A6) {
+			/* has_a4 already checked in ieee80211_rx_mesh_check */
 			mpp_addr = hdr->addr4;
 			proxied_addr = mesh_hdr->eaddr2;
+		} else {
+			return RX_DROP_MONITOR;
 		}
 
 		rcu_read_lock();
@@ -1941,12 +1969,9 @@
 	}
 	skb_set_queue_mapping(skb, q);
 
-	if (!(status->rx_flags & IEEE80211_RX_RA_MATCH))
-		goto out;
-
 	if (!--mesh_hdr->ttl) {
 		IEEE80211_IFSTA_MESH_CTR_INC(ifmsh, dropped_frames_ttl);
-		return RX_DROP_MONITOR;
+		goto out;
 	}
 
 	if (!ifmsh->mshcfg.dot11MeshForwarding)
@@ -2353,6 +2378,10 @@
 		}
 		break;
 	case WLAN_CATEGORY_SELF_PROTECTED:
+		if (len < (IEEE80211_MIN_ACTION_SIZE +
+			   sizeof(mgmt->u.action.u.self_prot.action_code)))
+			break;
+
 		switch (mgmt->u.action.u.self_prot.action_code) {
 		case WLAN_SP_MESH_PEERING_OPEN:
 		case WLAN_SP_MESH_PEERING_CLOSE:
@@ -2371,6 +2400,10 @@
 		}
 		break;
 	case WLAN_CATEGORY_MESH_ACTION:
+		if (len < (IEEE80211_MIN_ACTION_SIZE +
+			   sizeof(mgmt->u.action.u.mesh_action.action_code)))
+			break;
+
 		if (!ieee80211_vif_is_mesh(&sdata->vif))
 			break;
 		if (mesh_action_is_path_sel(mgmt) &&
@@ -2913,10 +2946,15 @@
 	if (ieee80211_is_data(fc) || ieee80211_is_mgmt(fc))
 		local->dot11ReceivedFragmentCount++;
 
-	if (ieee80211_is_mgmt(fc))
-		err = skb_linearize(skb);
-	else
+	if (ieee80211_is_mgmt(fc)) {
+		/* drop frame if too short for header */
+		if (skb->len < ieee80211_hdrlen(fc))
+			err = -ENOBUFS;
+		else
+			err = skb_linearize(skb);
+	} else {
 		err = !pskb_may_pull(skb, ieee80211_hdrlen(fc));
+	}
 
 	if (err) {
 		dev_kfree_skb(skb);
diff --git a/net/mac80211/sta_info.c b/net/mac80211/sta_info.c
index 797dd36..0a4e4c0 100644
--- a/net/mac80211/sta_info.c
+++ b/net/mac80211/sta_info.c
@@ -650,7 +650,7 @@
 		 */
 		if (!skb)
 			break;
-		dev_kfree_skb(skb);
+		ieee80211_free_txskb(&local->hw, skb);
 	}
 
 	/*
@@ -679,7 +679,7 @@
 		local->total_ps_buffered--;
 		ps_dbg(sta->sdata, "Buffered frame expired (STA %pM)\n",
 		       sta->sta.addr);
-		dev_kfree_skb(skb);
+		ieee80211_free_txskb(&local->hw, skb);
 	}
 
 	/*
diff --git a/net/mac80211/util.c b/net/mac80211/util.c
index 22ca350..2393918 100644
--- a/net/mac80211/util.c
+++ b/net/mac80211/util.c
@@ -406,7 +406,7 @@
 	int queue = info->hw_queue;
 
 	if (WARN_ON(!info->control.vif)) {
-		kfree_skb(skb);
+		ieee80211_free_txskb(&local->hw, skb);
 		return;
 	}
 
@@ -431,7 +431,7 @@
 		struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb);
 
 		if (WARN_ON(!info->control.vif)) {
-			kfree_skb(skb);
+			ieee80211_free_txskb(&local->hw, skb);
 			continue;
 		}
 
@@ -643,13 +643,41 @@
 			break;
 		}
 
-		if (id != WLAN_EID_VENDOR_SPECIFIC &&
-		    id != WLAN_EID_QUIET &&
-		    test_bit(id, seen_elems)) {
-			elems->parse_error = true;
-			left -= elen;
-			pos += elen;
-			continue;
+		switch (id) {
+		case WLAN_EID_SSID:
+		case WLAN_EID_SUPP_RATES:
+		case WLAN_EID_FH_PARAMS:
+		case WLAN_EID_DS_PARAMS:
+		case WLAN_EID_CF_PARAMS:
+		case WLAN_EID_TIM:
+		case WLAN_EID_IBSS_PARAMS:
+		case WLAN_EID_CHALLENGE:
+		case WLAN_EID_RSN:
+		case WLAN_EID_ERP_INFO:
+		case WLAN_EID_EXT_SUPP_RATES:
+		case WLAN_EID_HT_CAPABILITY:
+		case WLAN_EID_HT_OPERATION:
+		case WLAN_EID_VHT_CAPABILITY:
+		case WLAN_EID_VHT_OPERATION:
+		case WLAN_EID_MESH_ID:
+		case WLAN_EID_MESH_CONFIG:
+		case WLAN_EID_PEER_MGMT:
+		case WLAN_EID_PREQ:
+		case WLAN_EID_PREP:
+		case WLAN_EID_PERR:
+		case WLAN_EID_RANN:
+		case WLAN_EID_CHANNEL_SWITCH:
+		case WLAN_EID_EXT_CHANSWITCH_ANN:
+		case WLAN_EID_COUNTRY:
+		case WLAN_EID_PWR_CONSTRAINT:
+		case WLAN_EID_TIMEOUT_INTERVAL:
+			if (test_bit(id, seen_elems)) {
+				elems->parse_error = true;
+				left -= elen;
+				pos += elen;
+				continue;
+			}
+			break;
 		}
 
 		if (calc_crc && id < 64 && (filter & (1ULL << id)))
diff --git a/net/mac80211/wpa.c b/net/mac80211/wpa.c
index bdb53ab..8bd2f5c 100644
--- a/net/mac80211/wpa.c
+++ b/net/mac80211/wpa.c
@@ -106,7 +106,8 @@
 		if (status->flag & RX_FLAG_MMIC_ERROR)
 			goto mic_fail;
 
-		if (!(status->flag & RX_FLAG_IV_STRIPPED) && rx->key)
+		if (!(status->flag & RX_FLAG_IV_STRIPPED) && rx->key &&
+		    rx->key->conf.cipher == WLAN_CIPHER_SUITE_TKIP)
 			goto update_iv;
 
 		return RX_CONTINUE;
@@ -545,14 +546,19 @@
 
 static void bip_aad(struct sk_buff *skb, u8 *aad)
 {
+	__le16 mask_fc;
+	struct ieee80211_hdr *hdr = (struct ieee80211_hdr *) skb->data;
+
 	/* BIP AAD: FC(masked) || A1 || A2 || A3 */
 
 	/* FC type/subtype */
-	aad[0] = skb->data[0];
 	/* Mask FC Retry, PwrMgt, MoreData flags to zero */
-	aad[1] = skb->data[1] & ~(BIT(4) | BIT(5) | BIT(6));
+	mask_fc = hdr->frame_control;
+	mask_fc &= ~cpu_to_le16(IEEE80211_FCTL_RETRY | IEEE80211_FCTL_PM |
+				IEEE80211_FCTL_MOREDATA);
+	put_unaligned(mask_fc, (__le16 *) &aad[0]);
 	/* A1 || A2 || A3 */
-	memcpy(aad + 2, skb->data + 4, 3 * ETH_ALEN);
+	memcpy(aad + 2, &hdr->addr1, 3 * ETH_ALEN);
 }
 
 
diff --git a/net/netfilter/ipvs/ip_vs_ctl.c b/net/netfilter/ipvs/ip_vs_ctl.c
index 7e7198b..c4ee437 100644
--- a/net/netfilter/ipvs/ip_vs_ctl.c
+++ b/net/netfilter/ipvs/ip_vs_ctl.c
@@ -2589,6 +2589,8 @@
 	struct ip_vs_proto_data *pd;
 #endif
 
+	memset(u, 0, sizeof (*u));
+
 #ifdef CONFIG_IP_VS_PROTO_TCP
 	pd = ip_vs_proto_data_get(net, IPPROTO_TCP);
 	u->tcp_timeout = pd->timeout_table[IP_VS_TCP_S_ESTABLISHED] / HZ;
@@ -2766,7 +2768,6 @@
 	{
 		struct ip_vs_timeout_user t;
 
-		memset(&t, 0, sizeof(t));
 		__ip_vs_get_timeouts(net, &t);
 		if (copy_to_user(user, &t, sizeof(t)) != 0)
 			ret = -EFAULT;
diff --git a/net/netfilter/nf_conntrack_h323_main.c b/net/netfilter/nf_conntrack_h323_main.c
index 1b30b0d..962795e 100644
--- a/net/netfilter/nf_conntrack_h323_main.c
+++ b/net/netfilter/nf_conntrack_h323_main.c
@@ -753,7 +753,8 @@
 				   flowi4_to_flowi(&fl1), false)) {
 			if (!afinfo->route(&init_net, (struct dst_entry **)&rt2,
 					   flowi4_to_flowi(&fl2), false)) {
-				if (rt1->rt_gateway == rt2->rt_gateway &&
+				if (rt_nexthop(rt1, fl1.daddr) ==
+				    rt_nexthop(rt2, fl2.daddr) &&
 				    rt1->dst.dev  == rt2->dst.dev)
 					ret = 1;
 				dst_release(&rt2->dst);
diff --git a/net/netfilter/xt_CT.c b/net/netfilter/xt_CT.c
index 16c7125..ae7f5da 100644
--- a/net/netfilter/xt_CT.c
+++ b/net/netfilter/xt_CT.c
@@ -180,9 +180,9 @@
 	typeof(nf_ct_timeout_find_get_hook) timeout_find_get;
 	struct ctnl_timeout *timeout;
 	struct nf_conn_timeout *timeout_ext;
-	const struct ipt_entry *e = par->entryinfo;
 	struct nf_conntrack_l4proto *l4proto;
 	int ret = 0;
+	u8 proto;
 
 	rcu_read_lock();
 	timeout_find_get = rcu_dereference(nf_ct_timeout_find_get_hook);
@@ -192,9 +192,11 @@
 		goto out;
 	}
 
-	if (e->ip.invflags & IPT_INV_PROTO) {
+	proto = xt_ct_find_proto(par);
+	if (!proto) {
 		ret = -EINVAL;
-		pr_info("You cannot use inversion on L4 protocol\n");
+		pr_info("You must specify a L4 protocol, and not use "
+			"inversions on it.\n");
 		goto out;
 	}
 
@@ -214,7 +216,7 @@
 	/* Make sure the timeout policy matches any existing protocol tracker,
 	 * otherwise default to generic.
 	 */
-	l4proto = __nf_ct_l4proto_find(par->family, e->ip.proto);
+	l4proto = __nf_ct_l4proto_find(par->family, proto);
 	if (timeout->l4proto->l4proto != l4proto->l4proto) {
 		ret = -EINVAL;
 		pr_info("Timeout policy `%s' can only be used by L4 protocol "
diff --git a/net/netfilter/xt_TEE.c b/net/netfilter/xt_TEE.c
index ee2e5bc..bd93e51 100644
--- a/net/netfilter/xt_TEE.c
+++ b/net/netfilter/xt_TEE.c
@@ -70,6 +70,7 @@
 	fl4.daddr = info->gw.ip;
 	fl4.flowi4_tos = RT_TOS(iph->tos);
 	fl4.flowi4_scope = RT_SCOPE_UNIVERSE;
+	fl4.flowi4_flags = FLOWI_FLAG_KNOWN_NH;
 	rt = ip_route_output_key(net, &fl4);
 	if (IS_ERR(rt))
 		return false;
diff --git a/net/netfilter/xt_nat.c b/net/netfilter/xt_nat.c
index 81aafa8..bea7464 100644
--- a/net/netfilter/xt_nat.c
+++ b/net/netfilter/xt_nat.c
@@ -111,7 +111,7 @@
 		.family		= NFPROTO_IPV4,
 		.table		= "nat",
 		.hooks		= (1 << NF_INET_POST_ROUTING) |
-				  (1 << NF_INET_LOCAL_OUT),
+				  (1 << NF_INET_LOCAL_IN),
 		.me		= THIS_MODULE,
 	},
 	{
@@ -123,7 +123,7 @@
 		.family		= NFPROTO_IPV4,
 		.table		= "nat",
 		.hooks		= (1 << NF_INET_PRE_ROUTING) |
-				  (1 << NF_INET_LOCAL_IN),
+				  (1 << NF_INET_LOCAL_OUT),
 		.me		= THIS_MODULE,
 	},
 	{
@@ -133,7 +133,7 @@
 		.targetsize	= sizeof(struct nf_nat_range),
 		.table		= "nat",
 		.hooks		= (1 << NF_INET_POST_ROUTING) |
-				  (1 << NF_INET_LOCAL_OUT),
+				  (1 << NF_INET_LOCAL_IN),
 		.me		= THIS_MODULE,
 	},
 	{
@@ -143,7 +143,7 @@
 		.targetsize	= sizeof(struct nf_nat_range),
 		.table		= "nat",
 		.hooks		= (1 << NF_INET_PRE_ROUTING) |
-				  (1 << NF_INET_LOCAL_IN),
+				  (1 << NF_INET_LOCAL_OUT),
 		.me		= THIS_MODULE,
 	},
 };
diff --git a/net/netlink/af_netlink.c b/net/netlink/af_netlink.c
index 01e944a..4da797f 100644
--- a/net/netlink/af_netlink.c
+++ b/net/netlink/af_netlink.c
@@ -138,6 +138,8 @@
 static DEFINE_RWLOCK(nl_table_lock);
 static atomic_t nl_table_users = ATOMIC_INIT(0);
 
+#define nl_deref_protected(X) rcu_dereference_protected(X, lockdep_is_held(&nl_table_lock));
+
 static ATOMIC_NOTIFIER_HEAD(netlink_chain);
 
 static inline u32 netlink_group_mask(u32 group)
@@ -345,6 +347,11 @@
 	struct hlist_node *node;
 	unsigned long mask;
 	unsigned int i;
+	struct listeners *listeners;
+
+	listeners = nl_deref_protected(tbl->listeners);
+	if (!listeners)
+		return;
 
 	for (i = 0; i < NLGRPLONGS(tbl->groups); i++) {
 		mask = 0;
@@ -352,7 +359,7 @@
 			if (i < NLGRPLONGS(nlk_sk(sk)->ngroups))
 				mask |= nlk_sk(sk)->groups[i];
 		}
-		tbl->listeners->masks[i] = mask;
+		listeners->masks[i] = mask;
 	}
 	/* this function is only called with the netlink table "grabbed", which
 	 * makes sure updates are visible before bind or setsockopt return. */
@@ -536,7 +543,11 @@
 	if (netlink_is_kernel(sk)) {
 		BUG_ON(nl_table[sk->sk_protocol].registered == 0);
 		if (--nl_table[sk->sk_protocol].registered == 0) {
-			kfree(nl_table[sk->sk_protocol].listeners);
+			struct listeners *old;
+
+			old = nl_deref_protected(nl_table[sk->sk_protocol].listeners);
+			RCU_INIT_POINTER(nl_table[sk->sk_protocol].listeners, NULL);
+			kfree_rcu(old, rcu);
 			nl_table[sk->sk_protocol].module = NULL;
 			nl_table[sk->sk_protocol].bind = NULL;
 			nl_table[sk->sk_protocol].flags = 0;
@@ -982,7 +993,7 @@
 	rcu_read_lock();
 	listeners = rcu_dereference(nl_table[sk->sk_protocol].listeners);
 
-	if (group - 1 < nl_table[sk->sk_protocol].groups)
+	if (listeners && group - 1 < nl_table[sk->sk_protocol].groups)
 		res = test_bit(group - 1, listeners->masks);
 
 	rcu_read_unlock();
@@ -1625,7 +1636,7 @@
 		new = kzalloc(sizeof(*new) + NLGRPSZ(groups), GFP_ATOMIC);
 		if (!new)
 			return -ENOMEM;
-		old = rcu_dereference_protected(tbl->listeners, 1);
+		old = nl_deref_protected(tbl->listeners);
 		memcpy(new->masks, old->masks, NLGRPSZ(tbl->groups));
 		rcu_assign_pointer(tbl->listeners, new);
 
diff --git a/net/sctp/socket.c b/net/sctp/socket.c
index 59d16ea..a60d1f8 100644
--- a/net/sctp/socket.c
+++ b/net/sctp/socket.c
@@ -974,7 +974,7 @@
 	void *addr_buf;
 	struct sctp_af *af;
 
-	SCTP_DEBUG_PRINTK("sctp_setsocktopt_bindx: sk %p addrs %p"
+	SCTP_DEBUG_PRINTK("sctp_setsockopt_bindx: sk %p addrs %p"
 			  " addrs_size %d opt %d\n", sk, addrs, addrs_size, op);
 
 	if (unlikely(addrs_size <= 0))
diff --git a/net/sunrpc/backchannel_rqst.c b/net/sunrpc/backchannel_rqst.c
index 5a3d675..a9c0bbc 100644
--- a/net/sunrpc/backchannel_rqst.c
+++ b/net/sunrpc/backchannel_rqst.c
@@ -172,7 +172,7 @@
 		xprt_free_allocation(req);
 
 	dprintk("RPC:       setup backchannel transport failed\n");
-	return -1;
+	return -ENOMEM;
 }
 EXPORT_SYMBOL_GPL(xprt_setup_backchannel);
 
diff --git a/net/wireless/core.c b/net/wireless/core.c
index 443d4d7..3f72530 100644
--- a/net/wireless/core.c
+++ b/net/wireless/core.c
@@ -526,8 +526,7 @@
 		for (i = 0; i < sband->n_channels; i++) {
 			sband->channels[i].orig_flags =
 				sband->channels[i].flags;
-			sband->channels[i].orig_mag =
-				sband->channels[i].max_antenna_gain;
+			sband->channels[i].orig_mag = INT_MAX;
 			sband->channels[i].orig_mpwr =
 				sband->channels[i].max_power;
 			sband->channels[i].band = band;
diff --git a/net/wireless/mlme.c b/net/wireless/mlme.c
index 8016fee..904a7f3 100644
--- a/net/wireless/mlme.c
+++ b/net/wireless/mlme.c
@@ -457,20 +457,14 @@
 		.reason_code = reason,
 		.ie = ie,
 		.ie_len = ie_len,
+		.local_state_change = local_state_change,
 	};
 
 	ASSERT_WDEV_LOCK(wdev);
 
-	if (local_state_change) {
-		if (wdev->current_bss &&
-		    ether_addr_equal(wdev->current_bss->pub.bssid, bssid)) {
-			cfg80211_unhold_bss(wdev->current_bss);
-			cfg80211_put_bss(&wdev->current_bss->pub);
-			wdev->current_bss = NULL;
-		}
-
+	if (local_state_change && (!wdev->current_bss ||
+	    !ether_addr_equal(wdev->current_bss->pub.bssid, bssid)))
 		return 0;
-	}
 
 	return rdev->ops->deauth(&rdev->wiphy, dev, &req);
 }
diff --git a/net/wireless/reg.c b/net/wireless/reg.c
index 3b8cbbc..bcc7d7e 100644
--- a/net/wireless/reg.c
+++ b/net/wireless/reg.c
@@ -908,7 +908,7 @@
 			map_regdom_flags(reg_rule->flags) | bw_flags;
 		chan->max_antenna_gain = chan->orig_mag =
 			(int) MBI_TO_DBI(power_rule->max_antenna_gain);
-		chan->max_power = chan->orig_mpwr =
+		chan->max_reg_power = chan->max_power = chan->orig_mpwr =
 			(int) MBM_TO_DBM(power_rule->max_eirp);
 		return;
 	}
@@ -1331,7 +1331,8 @@
 
 	chan->flags |= map_regdom_flags(reg_rule->flags) | bw_flags;
 	chan->max_antenna_gain = (int) MBI_TO_DBI(power_rule->max_antenna_gain);
-	chan->max_power = (int) MBM_TO_DBM(power_rule->max_eirp);
+	chan->max_reg_power = chan->max_power =
+		(int) MBM_TO_DBM(power_rule->max_eirp);
 }
 
 static void handle_band_custom(struct wiphy *wiphy, enum ieee80211_band band,
diff --git a/net/wireless/util.c b/net/wireless/util.c
index ef35f4e..2762e83 100644
--- a/net/wireless/util.c
+++ b/net/wireless/util.c
@@ -309,23 +309,21 @@
 }
 EXPORT_SYMBOL(ieee80211_get_hdrlen_from_skb);
 
-static int ieee80211_get_mesh_hdrlen(struct ieee80211s_hdr *meshhdr)
+unsigned int ieee80211_get_mesh_hdrlen(struct ieee80211s_hdr *meshhdr)
 {
 	int ae = meshhdr->flags & MESH_FLAGS_AE;
-	/* 7.1.3.5a.2 */
+	/* 802.11-2012, 8.2.4.7.3 */
 	switch (ae) {
+	default:
 	case 0:
 		return 6;
 	case MESH_FLAGS_AE_A4:
 		return 12;
 	case MESH_FLAGS_AE_A5_A6:
 		return 18;
-	case (MESH_FLAGS_AE_A4 | MESH_FLAGS_AE_A5_A6):
-		return 24;
-	default:
-		return 6;
 	}
 }
+EXPORT_SYMBOL(ieee80211_get_mesh_hdrlen);
 
 int ieee80211_data_to_8023(struct sk_buff *skb, const u8 *addr,
 			   enum nl80211_iftype iftype)
@@ -373,6 +371,8 @@
 			/* make sure meshdr->flags is on the linear part */
 			if (!pskb_may_pull(skb, hdrlen + 1))
 				return -1;
+			if (meshdr->flags & MESH_FLAGS_AE_A4)
+				return -1;
 			if (meshdr->flags & MESH_FLAGS_AE_A5_A6) {
 				skb_copy_bits(skb, hdrlen +
 					offsetof(struct ieee80211s_hdr, eaddr1),
@@ -397,6 +397,8 @@
 			/* make sure meshdr->flags is on the linear part */
 			if (!pskb_may_pull(skb, hdrlen + 1))
 				return -1;
+			if (meshdr->flags & MESH_FLAGS_AE_A5_A6)
+				return -1;
 			if (meshdr->flags & MESH_FLAGS_AE_A4)
 				skb_copy_bits(skb, hdrlen +
 					offsetof(struct ieee80211s_hdr, eaddr1),
diff --git a/scripts/Makefile.modinst b/scripts/Makefile.modinst
index dda4b2b..ecbb447 100644
--- a/scripts/Makefile.modinst
+++ b/scripts/Makefile.modinst
@@ -16,8 +16,9 @@
 __modinst: $(modules)
 	@:
 
+# Don't stop modules_install if we can't sign external modules.
 quiet_cmd_modules_install = INSTALL $@
-      cmd_modules_install = mkdir -p $(2); cp $@ $(2) ; $(mod_strip_cmd) $(2)/$(notdir $@) ; $(mod_sign_cmd) $(2)/$(notdir $@)
+      cmd_modules_install = mkdir -p $(2); cp $@ $(2) ; $(mod_strip_cmd) $(2)/$(notdir $@) ; $(mod_sign_cmd) $(2)/$(notdir $@) $(patsubst %,|| true,$(KBUILD_EXTMOD))
 
 # Modules built outside the kernel source tree go into extra by default
 INSTALL_MOD_DIR ?= extra
diff --git a/scripts/checkpatch.pl b/scripts/checkpatch.pl
index 21a9f5d..f18750e 100755
--- a/scripts/checkpatch.pl
+++ b/scripts/checkpatch.pl
@@ -1890,8 +1890,10 @@
 		}
 
 		if ($realfile =~ m@^(drivers/net/|net/)@ &&
-		    $rawline !~ m@^\+[ \t]*(\/\*|\*\/)@ &&
-		    $rawline =~ m@^\+[ \t]*.+\*\/[ \t]*$@) {
+		    $rawline !~ m@^\+[ \t]*\*/[ \t]*$@ &&	#trailing */
+		    $rawline !~ m@^\+.*/\*.*\*/[ \t]*$@ &&	#inline /*...*/
+		    $rawline !~ m@^\+.*\*{2,}/[ \t]*$@ &&	#trailing **/
+		    $rawline =~ m@^\+[ \t]*.+\*\/[ \t]*$@) {	#non blank */
 			WARN("NETWORKING_BLOCK_COMMENT_STYLE",
 			     "networking block comments put the trailing */ on a separate line\n" . $herecurr);
 		}
diff --git a/sound/core/compress_offload.c b/sound/core/compress_offload.c
index c40ae57..ad11dc9 100644
--- a/sound/core/compress_offload.c
+++ b/sound/core/compress_offload.c
@@ -100,12 +100,15 @@
 
 	if (dirn != compr->direction) {
 		pr_err("this device doesn't support this direction\n");
+		snd_card_unref(compr->card);
 		return -EINVAL;
 	}
 
 	data = kzalloc(sizeof(*data), GFP_KERNEL);
-	if (!data)
+	if (!data) {
+		snd_card_unref(compr->card);
 		return -ENOMEM;
+	}
 	data->stream.ops = compr->ops;
 	data->stream.direction = dirn;
 	data->stream.private_data = compr->private_data;
@@ -113,6 +116,7 @@
 	runtime = kzalloc(sizeof(*runtime), GFP_KERNEL);
 	if (!runtime) {
 		kfree(data);
+		snd_card_unref(compr->card);
 		return -ENOMEM;
 	}
 	runtime->state = SNDRV_PCM_STATE_OPEN;
@@ -126,7 +130,8 @@
 		kfree(runtime);
 		kfree(data);
 	}
-	return ret;
+	snd_card_unref(compr->card);
+	return 0;
 }
 
 static int snd_compr_free(struct inode *inode, struct file *f)
diff --git a/sound/core/control.c b/sound/core/control.c
index 7e86a5b..8c7c2c9 100644
--- a/sound/core/control.c
+++ b/sound/core/control.c
@@ -86,6 +86,7 @@
 	write_lock_irqsave(&card->ctl_files_rwlock, flags);
 	list_add_tail(&ctl->list, &card->ctl_files);
 	write_unlock_irqrestore(&card->ctl_files_rwlock, flags);
+	snd_card_unref(card);
 	return 0;
 
       __error:
@@ -93,6 +94,8 @@
       __error2:
 	snd_card_file_remove(card, file);
       __error1:
+	if (card)
+		snd_card_unref(card);
       	return err;
 }
 
@@ -1434,6 +1437,8 @@
 			spin_unlock_irq(&ctl->read_lock);
 			schedule();
 			remove_wait_queue(&ctl->change_sleep, &wait);
+			if (ctl->card->shutdown)
+				return -ENODEV;
 			if (signal_pending(current))
 				return -ERESTARTSYS;
 			spin_lock_irq(&ctl->read_lock);
diff --git a/sound/core/hwdep.c b/sound/core/hwdep.c
index 75ea16f..3f7f662 100644
--- a/sound/core/hwdep.c
+++ b/sound/core/hwdep.c
@@ -100,8 +100,10 @@
 	if (hw == NULL)
 		return -ENODEV;
 
-	if (!try_module_get(hw->card->module))
+	if (!try_module_get(hw->card->module)) {
+		snd_card_unref(hw->card);
 		return -EFAULT;
+	}
 
 	init_waitqueue_entry(&wait, current);
 	add_wait_queue(&hw->open_wait, &wait);
@@ -129,6 +131,10 @@
 		mutex_unlock(&hw->open_mutex);
 		schedule();
 		mutex_lock(&hw->open_mutex);
+		if (hw->card->shutdown) {
+			err = -ENODEV;
+			break;
+		}
 		if (signal_pending(current)) {
 			err = -ERESTARTSYS;
 			break;
@@ -148,6 +154,7 @@
 	mutex_unlock(&hw->open_mutex);
 	if (err < 0)
 		module_put(hw->card->module);
+	snd_card_unref(hw->card);
 	return err;
 }
 
@@ -459,12 +466,15 @@
 		mutex_unlock(&register_mutex);
 		return -EINVAL;
 	}
+	mutex_lock(&hwdep->open_mutex);
+	wake_up(&hwdep->open_wait);
 #ifdef CONFIG_SND_OSSEMUL
 	if (hwdep->ossreg)
 		snd_unregister_oss_device(hwdep->oss_type, hwdep->card, hwdep->device);
 #endif
 	snd_unregister_device(SNDRV_DEVICE_TYPE_HWDEP, hwdep->card, hwdep->device);
 	list_del_init(&hwdep->list);
+	mutex_unlock(&hwdep->open_mutex);
 	mutex_unlock(&register_mutex);
 	return 0;
 }
diff --git a/sound/core/init.c b/sound/core/init.c
index d8ec849..7b012d1 100644
--- a/sound/core/init.c
+++ b/sound/core/init.c
@@ -213,6 +213,7 @@
 	spin_lock_init(&card->files_lock);
 	INIT_LIST_HEAD(&card->files_list);
 	init_waitqueue_head(&card->shutdown_sleep);
+	atomic_set(&card->refcount, 0);
 #ifdef CONFIG_PM
 	mutex_init(&card->power_lock);
 	init_waitqueue_head(&card->power_sleep);
@@ -446,21 +447,36 @@
 	return 0;
 }
 
+/**
+ * snd_card_unref - release the reference counter
+ * @card: the card instance
+ *
+ * Decrements the reference counter.  When it reaches to zero, wake up
+ * the sleeper and call the destructor if needed.
+ */
+void snd_card_unref(struct snd_card *card)
+{
+	if (atomic_dec_and_test(&card->refcount)) {
+		wake_up(&card->shutdown_sleep);
+		if (card->free_on_last_close)
+			snd_card_do_free(card);
+	}
+}
+EXPORT_SYMBOL(snd_card_unref);
+
 int snd_card_free_when_closed(struct snd_card *card)
 {
-	int free_now = 0;
-	int ret = snd_card_disconnect(card);
-	if (ret)
+	int ret;
+
+	atomic_inc(&card->refcount);
+	ret = snd_card_disconnect(card);
+	if (ret) {
+		atomic_dec(&card->refcount);
 		return ret;
+	}
 
-	spin_lock(&card->files_lock);
-	if (list_empty(&card->files_list))
-		free_now = 1;
-	else
-		card->free_on_last_close = 1;
-	spin_unlock(&card->files_lock);
-
-	if (free_now)
+	card->free_on_last_close = 1;
+	if (atomic_dec_and_test(&card->refcount))
 		snd_card_do_free(card);
 	return 0;
 }
@@ -474,7 +490,7 @@
 		return ret;
 
 	/* wait, until all devices are ready for the free operation */
-	wait_event(card->shutdown_sleep, list_empty(&card->files_list));
+	wait_event(card->shutdown_sleep, !atomic_read(&card->refcount));
 	snd_card_do_free(card);
 	return 0;
 }
@@ -886,6 +902,7 @@
 		return -ENODEV;
 	}
 	list_add(&mfile->list, &card->files_list);
+	atomic_inc(&card->refcount);
 	spin_unlock(&card->files_lock);
 	return 0;
 }
@@ -908,7 +925,6 @@
 int snd_card_file_remove(struct snd_card *card, struct file *file)
 {
 	struct snd_monitor_file *mfile, *found = NULL;
-	int last_close = 0;
 
 	spin_lock(&card->files_lock);
 	list_for_each_entry(mfile, &card->files_list, list) {
@@ -923,19 +939,13 @@
 			break;
 		}
 	}
-	if (list_empty(&card->files_list))
-		last_close = 1;
 	spin_unlock(&card->files_lock);
-	if (last_close) {
-		wake_up(&card->shutdown_sleep);
-		if (card->free_on_last_close)
-			snd_card_do_free(card);
-	}
 	if (!found) {
 		snd_printk(KERN_ERR "ALSA card file remove problem (%p)\n", file);
 		return -ENOENT;
 	}
 	kfree(found);
+	snd_card_unref(card);
 	return 0;
 }
 
diff --git a/sound/core/oss/mixer_oss.c b/sound/core/oss/mixer_oss.c
index 29f6ded..e8a1d18 100644
--- a/sound/core/oss/mixer_oss.c
+++ b/sound/core/oss/mixer_oss.c
@@ -52,14 +52,19 @@
 					 SNDRV_OSS_DEVICE_TYPE_MIXER);
 	if (card == NULL)
 		return -ENODEV;
-	if (card->mixer_oss == NULL)
+	if (card->mixer_oss == NULL) {
+		snd_card_unref(card);
 		return -ENODEV;
+	}
 	err = snd_card_file_add(card, file);
-	if (err < 0)
+	if (err < 0) {
+		snd_card_unref(card);
 		return err;
+	}
 	fmixer = kzalloc(sizeof(*fmixer), GFP_KERNEL);
 	if (fmixer == NULL) {
 		snd_card_file_remove(card, file);
+		snd_card_unref(card);
 		return -ENOMEM;
 	}
 	fmixer->card = card;
@@ -68,8 +73,10 @@
 	if (!try_module_get(card->module)) {
 		kfree(fmixer);
 		snd_card_file_remove(card, file);
+		snd_card_unref(card);
 		return -EFAULT;
 	}
+	snd_card_unref(card);
 	return 0;
 }
 
diff --git a/sound/core/oss/pcm_oss.c b/sound/core/oss/pcm_oss.c
index 08fde00..4c1cc51 100644
--- a/sound/core/oss/pcm_oss.c
+++ b/sound/core/oss/pcm_oss.c
@@ -2441,6 +2441,10 @@
 		mutex_unlock(&pcm->open_mutex);
 		schedule();
 		mutex_lock(&pcm->open_mutex);
+		if (pcm->card->shutdown) {
+			err = -ENODEV;
+			break;
+		}
 		if (signal_pending(current)) {
 			err = -ERESTARTSYS;
 			break;
@@ -2450,6 +2454,7 @@
 	mutex_unlock(&pcm->open_mutex);
 	if (err < 0)
 		goto __error;
+	snd_card_unref(pcm->card);
 	return err;
 
       __error:
@@ -2457,6 +2462,8 @@
       __error2:
       	snd_card_file_remove(pcm->card, file);
       __error1:
+	if (pcm)
+		snd_card_unref(pcm->card);
 	return err;
 }
 
diff --git a/sound/core/pcm.c b/sound/core/pcm.c
index f299194..030102c 100644
--- a/sound/core/pcm.c
+++ b/sound/core/pcm.c
@@ -1086,11 +1086,19 @@
 	if (list_empty(&pcm->list))
 		goto unlock;
 
+	mutex_lock(&pcm->open_mutex);
+	wake_up(&pcm->open_wait);
 	list_del_init(&pcm->list);
 	for (cidx = 0; cidx < 2; cidx++)
-		for (substream = pcm->streams[cidx].substream; substream; substream = substream->next)
-			if (substream->runtime)
+		for (substream = pcm->streams[cidx].substream; substream; substream = substream->next) {
+			snd_pcm_stream_lock_irq(substream);
+			if (substream->runtime) {
 				substream->runtime->status->state = SNDRV_PCM_STATE_DISCONNECTED;
+				wake_up(&substream->runtime->sleep);
+				wake_up(&substream->runtime->tsleep);
+			}
+			snd_pcm_stream_unlock_irq(substream);
+		}
 	list_for_each_entry(notify, &snd_pcm_notify_list, list) {
 		notify->n_disconnect(pcm);
 	}
@@ -1110,6 +1118,7 @@
 			pcm->streams[cidx].chmap_kctl = NULL;
 		}
 	}
+	mutex_unlock(&pcm->open_mutex);
  unlock:
 	mutex_unlock(&register_mutex);
 	return 0;
diff --git a/sound/core/pcm_native.c b/sound/core/pcm_native.c
index 5e12e5b..f9ddecf 100644
--- a/sound/core/pcm_native.c
+++ b/sound/core/pcm_native.c
@@ -369,6 +369,14 @@
 	return usecs;
 }
 
+static void snd_pcm_set_state(struct snd_pcm_substream *substream, int state)
+{
+	snd_pcm_stream_lock_irq(substream);
+	if (substream->runtime->status->state != SNDRV_PCM_STATE_DISCONNECTED)
+		substream->runtime->status->state = state;
+	snd_pcm_stream_unlock_irq(substream);
+}
+
 static int snd_pcm_hw_params(struct snd_pcm_substream *substream,
 			     struct snd_pcm_hw_params *params)
 {
@@ -452,7 +460,7 @@
 		runtime->boundary *= 2;
 
 	snd_pcm_timer_resolution_change(substream);
-	runtime->status->state = SNDRV_PCM_STATE_SETUP;
+	snd_pcm_set_state(substream, SNDRV_PCM_STATE_SETUP);
 
 	if (pm_qos_request_active(&substream->latency_pm_qos_req))
 		pm_qos_remove_request(&substream->latency_pm_qos_req);
@@ -464,7 +472,7 @@
 	/* hardware might be unusable from this time,
 	   so we force application to retry to set
 	   the correct hardware parameter settings */
-	runtime->status->state = SNDRV_PCM_STATE_OPEN;
+	snd_pcm_set_state(substream, SNDRV_PCM_STATE_OPEN);
 	if (substream->ops->hw_free != NULL)
 		substream->ops->hw_free(substream);
 	return err;
@@ -512,7 +520,7 @@
 		return -EBADFD;
 	if (substream->ops->hw_free)
 		result = substream->ops->hw_free(substream);
-	runtime->status->state = SNDRV_PCM_STATE_OPEN;
+	snd_pcm_set_state(substream, SNDRV_PCM_STATE_OPEN);
 	pm_qos_remove_request(&substream->latency_pm_qos_req);
 	return result;
 }
@@ -1320,7 +1328,7 @@
 {
 	struct snd_pcm_runtime *runtime = substream->runtime;
 	runtime->control->appl_ptr = runtime->status->hw_ptr;
-	runtime->status->state = SNDRV_PCM_STATE_PREPARED;
+	snd_pcm_set_state(substream, SNDRV_PCM_STATE_PREPARED);
 }
 
 static struct action_ops snd_pcm_action_prepare = {
@@ -1510,6 +1518,10 @@
 		down_read(&snd_pcm_link_rwsem);
 		snd_pcm_stream_lock_irq(substream);
 		remove_wait_queue(&to_check->sleep, &wait);
+		if (card->shutdown) {
+			result = -ENODEV;
+			break;
+		}
 		if (tout == 0) {
 			if (substream->runtime->status->state == SNDRV_PCM_STATE_SUSPENDED)
 				result = -ESTRPIPE;
@@ -1634,6 +1646,7 @@
 	write_unlock_irq(&snd_pcm_link_rwlock);
 	up_write(&snd_pcm_link_rwsem);
  _nolock:
+	snd_card_unref(substream1->pcm->card);
 	fput_light(file, fput_needed);
 	if (res < 0)
 		kfree(group);
@@ -2108,7 +2121,10 @@
 		return err;
 	pcm = snd_lookup_minor_data(iminor(inode),
 				    SNDRV_DEVICE_TYPE_PCM_PLAYBACK);
-	return snd_pcm_open(file, pcm, SNDRV_PCM_STREAM_PLAYBACK);
+	err = snd_pcm_open(file, pcm, SNDRV_PCM_STREAM_PLAYBACK);
+	if (pcm)
+		snd_card_unref(pcm->card);
+	return err;
 }
 
 static int snd_pcm_capture_open(struct inode *inode, struct file *file)
@@ -2119,7 +2135,10 @@
 		return err;
 	pcm = snd_lookup_minor_data(iminor(inode),
 				    SNDRV_DEVICE_TYPE_PCM_CAPTURE);
-	return snd_pcm_open(file, pcm, SNDRV_PCM_STREAM_CAPTURE);
+	err = snd_pcm_open(file, pcm, SNDRV_PCM_STREAM_CAPTURE);
+	if (pcm)
+		snd_card_unref(pcm->card);
+	return err;
 }
 
 static int snd_pcm_open(struct file *file, struct snd_pcm *pcm, int stream)
@@ -2156,6 +2175,10 @@
 		mutex_unlock(&pcm->open_mutex);
 		schedule();
 		mutex_lock(&pcm->open_mutex);
+		if (pcm->card->shutdown) {
+			err = -ENODEV;
+			break;
+		}
 		if (signal_pending(current)) {
 			err = -ERESTARTSYS;
 			break;
diff --git a/sound/core/rawmidi.c b/sound/core/rawmidi.c
index ebf6e49..1bb95ae 100644
--- a/sound/core/rawmidi.c
+++ b/sound/core/rawmidi.c
@@ -379,8 +379,10 @@
 	if (rmidi == NULL)
 		return -ENODEV;
 
-	if (!try_module_get(rmidi->card->module))
+	if (!try_module_get(rmidi->card->module)) {
+		snd_card_unref(rmidi->card);
 		return -ENXIO;
+	}
 
 	mutex_lock(&rmidi->open_mutex);
 	card = rmidi->card;
@@ -422,6 +424,10 @@
 		mutex_unlock(&rmidi->open_mutex);
 		schedule();
 		mutex_lock(&rmidi->open_mutex);
+		if (rmidi->card->shutdown) {
+			err = -ENODEV;
+			break;
+		}
 		if (signal_pending(current)) {
 			err = -ERESTARTSYS;
 			break;
@@ -440,6 +446,7 @@
 #endif
 	file->private_data = rawmidi_file;
 	mutex_unlock(&rmidi->open_mutex);
+	snd_card_unref(rmidi->card);
 	return 0;
 
  __error:
@@ -447,6 +454,7 @@
  __error_card:
 	mutex_unlock(&rmidi->open_mutex);
 	module_put(rmidi->card->module);
+	snd_card_unref(rmidi->card);
 	return err;
 }
 
@@ -991,6 +999,8 @@
 			spin_unlock_irq(&runtime->lock);
 			schedule();
 			remove_wait_queue(&runtime->sleep, &wait);
+			if (rfile->rmidi->card->shutdown)
+				return -ENODEV;
 			if (signal_pending(current))
 				return result > 0 ? result : -ERESTARTSYS;
 			if (!runtime->avail)
@@ -1234,6 +1244,8 @@
 			spin_unlock_irq(&runtime->lock);
 			timeout = schedule_timeout(30 * HZ);
 			remove_wait_queue(&runtime->sleep, &wait);
+			if (rfile->rmidi->card->shutdown)
+				return -ENODEV;
 			if (signal_pending(current))
 				return result > 0 ? result : -ERESTARTSYS;
 			if (!runtime->avail && !timeout)
@@ -1609,9 +1621,20 @@
 static int snd_rawmidi_dev_disconnect(struct snd_device *device)
 {
 	struct snd_rawmidi *rmidi = device->device_data;
+	int dir;
 
 	mutex_lock(&register_mutex);
+	mutex_lock(&rmidi->open_mutex);
+	wake_up(&rmidi->open_wait);
 	list_del_init(&rmidi->list);
+	for (dir = 0; dir < 2; dir++) {
+		struct snd_rawmidi_substream *s;
+		list_for_each_entry(s, &rmidi->streams[dir].substreams, list) {
+			if (s->runtime)
+				wake_up(&s->runtime->sleep);
+		}
+	}
+
 #ifdef CONFIG_SND_OSSEMUL
 	if (rmidi->ossreg) {
 		if ((int)rmidi->device == midi_map[rmidi->card->number]) {
@@ -1626,6 +1649,7 @@
 	}
 #endif /* CONFIG_SND_OSSEMUL */
 	snd_unregister_device(SNDRV_DEVICE_TYPE_RAWMIDI, rmidi->card, rmidi->device);
+	mutex_unlock(&rmidi->open_mutex);
 	mutex_unlock(&register_mutex);
 	return 0;
 }
diff --git a/sound/core/sound.c b/sound/core/sound.c
index 6439760..70ccdab 100644
--- a/sound/core/sound.c
+++ b/sound/core/sound.c
@@ -98,6 +98,10 @@
  *
  * Checks that a minor device with the specified type is registered, and returns
  * its user data pointer.
+ *
+ * This function increments the reference counter of the card instance
+ * if an associated instance with the given minor number and type is found.
+ * The caller must call snd_card_unref() appropriately later.
  */
 void *snd_lookup_minor_data(unsigned int minor, int type)
 {
@@ -108,9 +112,11 @@
 		return NULL;
 	mutex_lock(&sound_mutex);
 	mreg = snd_minors[minor];
-	if (mreg && mreg->type == type)
+	if (mreg && mreg->type == type) {
 		private_data = mreg->private_data;
-	else
+		if (private_data && mreg->card_ptr)
+			atomic_inc(&mreg->card_ptr->refcount);
+	} else
 		private_data = NULL;
 	mutex_unlock(&sound_mutex);
 	return private_data;
@@ -275,6 +281,7 @@
 	preg->device = dev;
 	preg->f_ops = f_ops;
 	preg->private_data = private_data;
+	preg->card_ptr = card;
 	mutex_lock(&sound_mutex);
 #ifdef CONFIG_SND_DYNAMIC_MINORS
 	minor = snd_find_free_minor(type);
diff --git a/sound/core/sound_oss.c b/sound/core/sound_oss.c
index e952833..726a49a 100644
--- a/sound/core/sound_oss.c
+++ b/sound/core/sound_oss.c
@@ -40,6 +40,9 @@
 static struct snd_minor *snd_oss_minors[SNDRV_OSS_MINORS];
 static DEFINE_MUTEX(sound_oss_mutex);
 
+/* NOTE: This function increments the refcount of the associated card like
+ * snd_lookup_minor_data(); the caller must call snd_card_unref() appropriately
+ */
 void *snd_lookup_oss_minor_data(unsigned int minor, int type)
 {
 	struct snd_minor *mreg;
@@ -49,9 +52,11 @@
 		return NULL;
 	mutex_lock(&sound_oss_mutex);
 	mreg = snd_oss_minors[minor];
-	if (mreg && mreg->type == type)
+	if (mreg && mreg->type == type) {
 		private_data = mreg->private_data;
-	else
+		if (private_data && mreg->card_ptr)
+			atomic_inc(&mreg->card_ptr->refcount);
+	} else
 		private_data = NULL;
 	mutex_unlock(&sound_oss_mutex);
 	return private_data;
@@ -123,6 +128,7 @@
 	preg->device = dev;
 	preg->f_ops = f_ops;
 	preg->private_data = private_data;
+	preg->card_ptr = card;
 	mutex_lock(&sound_oss_mutex);
 	snd_oss_minors[minor] = preg;
 	minor_unit = SNDRV_MINOR_OSS_DEVICE(minor);
diff --git a/sound/i2c/other/ak4113.c b/sound/i2c/other/ak4113.c
index ef68d71..e04e750 100644
--- a/sound/i2c/other/ak4113.c
+++ b/sound/i2c/other/ak4113.c
@@ -426,7 +426,7 @@
 },
 {
 	.iface =	SNDRV_CTL_ELEM_IFACE_PCM,
-	.name =		"IEC958 Preample Capture Default",
+	.name =		"IEC958 Preamble Capture Default",
 	.access =	SNDRV_CTL_ELEM_ACCESS_READ |
 		SNDRV_CTL_ELEM_ACCESS_VOLATILE,
 	.info =		snd_ak4113_spdif_pinfo,
diff --git a/sound/i2c/other/ak4114.c b/sound/i2c/other/ak4114.c
index 816e7d2..5bf4fca 100644
--- a/sound/i2c/other/ak4114.c
+++ b/sound/i2c/other/ak4114.c
@@ -401,7 +401,7 @@
 },
 {
 	.iface =	SNDRV_CTL_ELEM_IFACE_PCM,
-	.name =		"IEC958 Preample Capture Default",
+	.name =		"IEC958 Preamble Capture Default",
 	.access =	SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_VOLATILE,
 	.info =		snd_ak4114_spdif_pinfo,
 	.get =		snd_ak4114_spdif_pget,
diff --git a/sound/i2c/other/ak4117.c b/sound/i2c/other/ak4117.c
index b4b2a51..40e33c9 100644
--- a/sound/i2c/other/ak4117.c
+++ b/sound/i2c/other/ak4117.c
@@ -380,7 +380,7 @@
 },
 {
 	.iface =	SNDRV_CTL_ELEM_IFACE_PCM,
-	.name =		"IEC958 Preample Capture Default",
+	.name =		"IEC958 Preamble Capture Default",
 	.access =	SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_VOLATILE,
 	.info =		snd_ak4117_spdif_pinfo,
 	.get =		snd_ak4117_spdif_pget,
diff --git a/sound/pci/es1968.c b/sound/pci/es1968.c
index 5d0e568..50169bc 100644
--- a/sound/pci/es1968.c
+++ b/sound/pci/es1968.c
@@ -2655,6 +2655,8 @@
 	{ TYPE_MAESTRO2E, 0x1179 },
 	{ TYPE_MAESTRO2E, 0x14c0 },	/* HP omnibook 4150 */
 	{ TYPE_MAESTRO2E, 0x1558 },
+	{ TYPE_MAESTRO2E, 0x125d },	/* a PCI card, e.g. Terratec DMX */
+	{ TYPE_MAESTRO2, 0x125d },	/* a PCI card, e.g. SF64-PCE2 */
 };
 
 static struct ess_device_list mpu_blacklist[] __devinitdata = {
diff --git a/sound/pci/hda/hda_intel.c b/sound/pci/hda/hda_intel.c
index 72b085a..cd2dbaf 100644
--- a/sound/pci/hda/hda_intel.c
+++ b/sound/pci/hda/hda_intel.c
@@ -3563,6 +3563,8 @@
 	/* Teradici */
 	{ PCI_DEVICE(0x6549, 0x1200),
 	  .driver_data = AZX_DRIVER_TERA | AZX_DCAPS_NO_64BIT },
+	{ PCI_DEVICE(0x6549, 0x2200),
+	  .driver_data = AZX_DRIVER_TERA | AZX_DCAPS_NO_64BIT },
 	/* Creative X-Fi (CA0110-IBG) */
 	/* CTHDA chips */
 	{ PCI_DEVICE(0x1102, 0x0010),
diff --git a/sound/pci/hda/patch_analog.c b/sound/pci/hda/patch_analog.c
index cdd43ea..1eeba73 100644
--- a/sound/pci/hda/patch_analog.c
+++ b/sound/pci/hda/patch_analog.c
@@ -545,6 +545,7 @@
 	if (spec->multiout.dig_out_nid) {
 		info++;
 		codec->num_pcms++;
+		codec->spdif_status_reset = 1;
 		info->name = "AD198x Digital";
 		info->pcm_type = HDA_PCM_TYPE_SPDIF;
 		info->stream[SNDRV_PCM_STREAM_PLAYBACK] = ad198x_pcm_digital_playback;
diff --git a/sound/pci/hda/patch_cirrus.c b/sound/pci/hda/patch_cirrus.c
index 61a7113..d5f3a26 100644
--- a/sound/pci/hda/patch_cirrus.c
+++ b/sound/pci/hda/patch_cirrus.c
@@ -101,8 +101,8 @@
 #define CS420X_VENDOR_NID	0x11
 #define CS_DIG_OUT1_PIN_NID	0x10
 #define CS_DIG_OUT2_PIN_NID	0x15
-#define CS_DMIC1_PIN_NID	0x12
-#define CS_DMIC2_PIN_NID	0x0e
+#define CS_DMIC1_PIN_NID	0x0e
+#define CS_DMIC2_PIN_NID	0x12
 
 /* coef indices */
 #define IDX_SPDIF_STAT		0x0000
@@ -1079,14 +1079,18 @@
 			cs_automic(codec, NULL);
 
 		coef = 0x000a; /* ADC1/2 - Digital and Analog Soft Ramp */
+		cs_vendor_coef_set(codec, IDX_ADC_CFG, coef);
+
+		coef = cs_vendor_coef_get(codec, IDX_BEEP_CFG);
 		if (is_active_pin(codec, CS_DMIC2_PIN_NID))
-			coef |= 0x0500; /* DMIC2 2 chan on, GPIO1 off */
+			coef |= 1 << 4; /* DMIC2 2 chan on, GPIO1 off */
 		if (is_active_pin(codec, CS_DMIC1_PIN_NID))
-			coef |= 0x1800; /* DMIC1 2 chan on, GPIO0 off
+			coef |= 1 << 3; /* DMIC1 2 chan on, GPIO0 off
 					 * No effect if SPDIF_OUT2 is
 					 * selected in IDX_SPDIF_CTL.
 					*/
-		cs_vendor_coef_set(codec, IDX_ADC_CFG, coef);
+
+		cs_vendor_coef_set(codec, IDX_BEEP_CFG, coef);
 	} else {
 		if (spec->mic_detect)
 			cs_automic(codec, NULL);
@@ -1107,7 +1111,7 @@
 	  | 0x0400 /* Disable Coefficient Auto increment */
 	  )},
 	/* Beep */
-	{0x11, AC_VERB_SET_COEF_INDEX, IDX_DAC_CFG},
+	{0x11, AC_VERB_SET_COEF_INDEX, IDX_BEEP_CFG},
 	{0x11, AC_VERB_SET_PROC_COEF, 0x0007}, /* Enable Beep thru DAC1/2/3 */
 
 	{} /* terminator */
@@ -1728,8 +1732,7 @@
 
 }
 
-static struct snd_kcontrol_new cs421x_capture_source = {
-
+static const struct snd_kcontrol_new cs421x_capture_source = {
 	.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
 	.name = "Capture Source",
 	.access = SNDRV_CTL_ELEM_ACCESS_READWRITE,
@@ -1946,7 +1949,7 @@
 }
 #endif
 
-static struct hda_codec_ops cs421x_patch_ops = {
+static const struct hda_codec_ops cs421x_patch_ops = {
 	.build_controls = cs421x_build_controls,
 	.build_pcms = cs_build_pcms,
 	.init = cs421x_init,
diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c
index f7397ad..c0ce3b1 100644
--- a/sound/pci/hda/patch_realtek.c
+++ b/sound/pci/hda/patch_realtek.c
@@ -5840,7 +5840,7 @@
 	return alc_parse_auto_config(codec, alc269_ignore, ssids);
 }
 
-static void alc269_toggle_power_output(struct hda_codec *codec, int power_up)
+static void alc269vb_toggle_power_output(struct hda_codec *codec, int power_up)
 {
 	int val = alc_read_coef_idx(codec, 0x04);
 	if (power_up)
@@ -5857,10 +5857,10 @@
 	if (spec->codec_variant != ALC269_TYPE_ALC269VB)
 		return;
 
-	if ((alc_get_coef0(codec) & 0x00ff) == 0x017)
-		alc269_toggle_power_output(codec, 0);
-	if ((alc_get_coef0(codec) & 0x00ff) == 0x018) {
-		alc269_toggle_power_output(codec, 0);
+	if (spec->codec_variant == ALC269_TYPE_ALC269VB)
+		alc269vb_toggle_power_output(codec, 0);
+	if (spec->codec_variant == ALC269_TYPE_ALC269VB &&
+			(alc_get_coef0(codec) & 0x00ff) == 0x018) {
 		msleep(150);
 	}
 }
@@ -5870,24 +5870,22 @@
 {
 	struct alc_spec *spec = codec->spec;
 
-	if (spec->codec_variant == ALC269_TYPE_ALC269VB ||
+	if (spec->codec_variant == ALC269_TYPE_ALC269VB)
+		alc269vb_toggle_power_output(codec, 0);
+	if (spec->codec_variant == ALC269_TYPE_ALC269VB &&
 			(alc_get_coef0(codec) & 0x00ff) == 0x018) {
-		alc269_toggle_power_output(codec, 0);
 		msleep(150);
 	}
 
 	codec->patch_ops.init(codec);
 
-	if (spec->codec_variant == ALC269_TYPE_ALC269VB ||
+	if (spec->codec_variant == ALC269_TYPE_ALC269VB)
+		alc269vb_toggle_power_output(codec, 1);
+	if (spec->codec_variant == ALC269_TYPE_ALC269VB &&
 			(alc_get_coef0(codec) & 0x00ff) == 0x017) {
-		alc269_toggle_power_output(codec, 1);
 		msleep(200);
 	}
 
-	if (spec->codec_variant == ALC269_TYPE_ALC269VB ||
-			(alc_get_coef0(codec) & 0x00ff) == 0x018)
-		alc269_toggle_power_output(codec, 1);
-
 	snd_hda_codec_resume_amp(codec);
 	snd_hda_codec_resume_cache(codec);
 	hda_call_check_power_status(codec, 0x01);
@@ -7079,6 +7077,7 @@
 	  .patch = patch_alc662 },
 	{ .id = 0x10ec0663, .name = "ALC663", .patch = patch_alc662 },
 	{ .id = 0x10ec0665, .name = "ALC665", .patch = patch_alc662 },
+	{ .id = 0x10ec0668, .name = "ALC668", .patch = patch_alc662 },
 	{ .id = 0x10ec0670, .name = "ALC670", .patch = patch_alc662 },
 	{ .id = 0x10ec0680, .name = "ALC680", .patch = patch_alc680 },
 	{ .id = 0x10ec0880, .name = "ALC880", .patch = patch_alc880 },
@@ -7096,6 +7095,7 @@
 	{ .id = 0x10ec0889, .name = "ALC889", .patch = patch_alc882 },
 	{ .id = 0x10ec0892, .name = "ALC892", .patch = patch_alc662 },
 	{ .id = 0x10ec0899, .name = "ALC898", .patch = patch_alc882 },
+	{ .id = 0x10ec0900, .name = "ALC1150", .patch = patch_alc882 },
 	{} /* terminator */
 };
 
diff --git a/sound/pci/hda/patch_sigmatel.c b/sound/pci/hda/patch_sigmatel.c
index 770013f..9ba8af0 100644
--- a/sound/pci/hda/patch_sigmatel.c
+++ b/sound/pci/hda/patch_sigmatel.c
@@ -1763,6 +1763,8 @@
 			  "HP", STAC_HP_ZEPHYR),
 	SND_PCI_QUIRK(PCI_VENDOR_ID_HP, 0x3660,
 			  "HP Mini", STAC_92HD83XXX_HP_LED),
+	SND_PCI_QUIRK(PCI_VENDOR_ID_HP, 0x144E,
+			  "HP Pavilion dv5", STAC_92HD83XXX_HP_INV_LED),
 	{} /* terminator */
 };
 
diff --git a/sound/pci/hda/patch_via.c b/sound/pci/hda/patch_via.c
index 72a2f60..019e1a0 100644
--- a/sound/pci/hda/patch_via.c
+++ b/sound/pci/hda/patch_via.c
@@ -1809,11 +1809,11 @@
 {
 	struct via_spec *spec = codec->spec;
 	const struct auto_pin_cfg *cfg = &spec->autocfg;
-	int i, dac_num;
+	int i;
 	hda_nid_t nid;
 
+	spec->multiout.num_dacs = 0;
 	spec->multiout.dac_nids = spec->private_dac_nids;
-	dac_num = 0;
 	for (i = 0; i < cfg->line_outs; i++) {
 		hda_nid_t dac = 0;
 		nid = cfg->line_out_pins[i];
@@ -1824,16 +1824,13 @@
 		if (!i && parse_output_path(codec, nid, dac, 1,
 					    &spec->out_mix_path))
 			dac = spec->out_mix_path.path[0];
-		if (dac) {
-			spec->private_dac_nids[i] = dac;
-			dac_num++;
-		}
+		if (dac)
+			spec->private_dac_nids[spec->multiout.num_dacs++] = dac;
 	}
 	if (!spec->out_path[0].depth && spec->out_mix_path.depth) {
 		spec->out_path[0] = spec->out_mix_path;
 		spec->out_mix_path.depth = 0;
 	}
-	spec->multiout.num_dacs = dac_num;
 	return 0;
 }
 
@@ -3628,6 +3625,7 @@
  */
 enum {
 	VIA_FIXUP_INTMIC_BOOST,
+	VIA_FIXUP_ASUS_G75,
 };
 
 static void via_fixup_intmic_boost(struct hda_codec *codec,
@@ -3642,13 +3640,35 @@
 		.type = HDA_FIXUP_FUNC,
 		.v.func = via_fixup_intmic_boost,
 	},
+	[VIA_FIXUP_ASUS_G75] = {
+		.type = HDA_FIXUP_PINS,
+		.v.pins = (const struct hda_pintbl[]) {
+			/* set 0x24 and 0x33 as speakers */
+			{ 0x24, 0x991301f0 },
+			{ 0x33, 0x991301f1 }, /* subwoofer */
+			{ }
+		}
+	},
 };
 
 static const struct snd_pci_quirk vt2002p_fixups[] = {
+	SND_PCI_QUIRK(0x1043, 0x1487, "Asus G75", VIA_FIXUP_ASUS_G75),
 	SND_PCI_QUIRK(0x1043, 0x8532, "Asus X202E", VIA_FIXUP_INTMIC_BOOST),
 	{}
 };
 
+/* NIDs 0x24 and 0x33 on VT1802 have connections to non-existing NID 0x3e
+ * Replace this with mixer NID 0x1c
+ */
+static void fix_vt1802_connections(struct hda_codec *codec)
+{
+	static hda_nid_t conn_24[] = { 0x14, 0x1c };
+	static hda_nid_t conn_33[] = { 0x1c };
+
+	snd_hda_override_conn_list(codec, 0x24, ARRAY_SIZE(conn_24), conn_24);
+	snd_hda_override_conn_list(codec, 0x33, ARRAY_SIZE(conn_33), conn_33);
+}
+
 /* patch for vt2002P */
 static int patch_vt2002P(struct hda_codec *codec)
 {
@@ -3663,6 +3683,8 @@
 	spec->aa_mix_nid = 0x21;
 	override_mic_boost(codec, 0x2b, 0, 3, 40);
 	override_mic_boost(codec, 0x29, 0, 3, 40);
+	if (spec->codec_type == VT1802)
+		fix_vt1802_connections(codec);
 	add_secret_dac_path(codec);
 
 	snd_hda_pick_fixup(codec, NULL, vt2002p_fixups, via_fixups);
diff --git a/sound/pci/ice1712/ice1724.c b/sound/pci/ice1712/ice1724.c
index 3050a52..245d874 100644
--- a/sound/pci/ice1712/ice1724.c
+++ b/sound/pci/ice1712/ice1724.c
@@ -2859,7 +2859,12 @@
 		ice->set_spdif_clock(ice, 0);
 	} else {
 		/* internal on-card clock */
-		snd_vt1724_set_pro_rate(ice, ice->pro_rate_default, 1);
+		int rate;
+		if (ice->cur_rate)
+			rate = ice->cur_rate;
+		else
+			rate = ice->pro_rate_default;
+		snd_vt1724_set_pro_rate(ice, rate, 1);
 	}
 
 	update_spdif_bits(ice, ice->pm_saved_spdif_ctrl);
diff --git a/sound/pci/rme9652/hdspm.c b/sound/pci/rme9652/hdspm.c
index f1cd1e3..748e36c 100644
--- a/sound/pci/rme9652/hdspm.c
+++ b/sound/pci/rme9652/hdspm.c
@@ -3979,7 +3979,8 @@
 		case 8: /* SYNC IN */
 			val = hdspm_sync_in_sync_check(hdspm); break;
 		default:
-			val = hdspm_s1_sync_check(hdspm, ucontrol->id.index-1);
+			val = hdspm_s1_sync_check(hdspm,
+					kcontrol->private_value-1);
 		}
 		break;
 
@@ -4899,7 +4900,7 @@
 		insel = "Coaxial";
 		break;
 	default:
-		insel = "Unkown";
+		insel = "Unknown";
 	}
 
 	snd_iprintf(buffer,
diff --git a/sound/soc/codecs/cs42l52.c b/sound/soc/codecs/cs42l52.c
index 6159929..4d8db36 100644
--- a/sound/soc/codecs/cs42l52.c
+++ b/sound/soc/codecs/cs42l52.c
@@ -763,7 +763,7 @@
 	if ((freq >= CS42L52_MIN_CLK) && (freq <= CS42L52_MAX_CLK)) {
 		cs42l52->sysclk = freq;
 	} else {
-		dev_err(codec->dev, "Invalid freq paramter\n");
+		dev_err(codec->dev, "Invalid freq parameter\n");
 		return -EINVAL;
 	}
 	return 0;
diff --git a/sound/soc/codecs/wm8994.c b/sound/soc/codecs/wm8994.c
index 3fddc7a..b2b2b37 100644
--- a/sound/soc/codecs/wm8994.c
+++ b/sound/soc/codecs/wm8994.c
@@ -3722,7 +3722,7 @@
 	} while (count--);
 
 	if (count == 0)
-		dev_warn(codec->dev, "No impedence range reported for jack\n");
+		dev_warn(codec->dev, "No impedance range reported for jack\n");
 
 #ifndef CONFIG_SND_SOC_WM8994_MODULE
 	trace_snd_soc_jack_irq(dev_name(codec->dev));
diff --git a/sound/soc/omap/omap-dmic.c b/sound/soc/omap/omap-dmic.c
index 68f2cd1..5a6aeaf 100644
--- a/sound/soc/omap/omap-dmic.c
+++ b/sound/soc/omap/omap-dmic.c
@@ -464,9 +464,9 @@
 
 	mutex_init(&dmic->mutex);
 
-	dmic->fclk = clk_get(dmic->dev, "dmic_fck");
+	dmic->fclk = clk_get(dmic->dev, "fck");
 	if (IS_ERR(dmic->fclk)) {
-		dev_err(dmic->dev, "cant get dmic_fck\n");
+		dev_err(dmic->dev, "cant get fck\n");
 		return -ENODEV;
 	}
 
diff --git a/sound/soc/omap/zoom2.c b/sound/soc/omap/zoom2.c
index 677b567..1ff6bb9 100644
--- a/sound/soc/omap/zoom2.c
+++ b/sound/soc/omap/zoom2.c
@@ -21,15 +21,14 @@
 
 #include <linux/clk.h>
 #include <linux/platform_device.h>
+#include <linux/gpio.h>
 #include <sound/core.h>
 #include <sound/pcm.h>
 #include <sound/soc.h>
 
 #include <asm/mach-types.h>
-#include <mach/hardware.h>
-#include <mach/gpio.h>
-#include <mach/board-zoom.h>
 #include <linux/platform_data/asoc-ti-mcbsp.h>
+#include <linux/platform_data/gpio-omap.h>
 
 /* Register descriptions for twl4030 codec part */
 #include <linux/mfd/twl4030-audio.h>
diff --git a/sound/usb/card.c b/sound/usb/card.c
index 561bb74..282f0fc 100644
--- a/sound/usb/card.c
+++ b/sound/usb/card.c
@@ -339,7 +339,7 @@
 	}
 
 	mutex_init(&chip->mutex);
-	mutex_init(&chip->shutdown_mutex);
+	init_rwsem(&chip->shutdown_rwsem);
 	chip->index = idx;
 	chip->dev = dev;
 	chip->card = card;
@@ -560,7 +560,7 @@
 
 	card = chip->card;
 	mutex_lock(&register_mutex);
-	mutex_lock(&chip->shutdown_mutex);
+	down_write(&chip->shutdown_rwsem);
 	chip->shutdown = 1;
 	chip->num_interfaces--;
 	if (chip->num_interfaces <= 0) {
@@ -582,11 +582,11 @@
 			snd_usb_mixer_disconnect(p);
 		}
 		usb_chip[chip->index] = NULL;
-		mutex_unlock(&chip->shutdown_mutex);
+		up_write(&chip->shutdown_rwsem);
 		mutex_unlock(&register_mutex);
 		snd_card_free_when_closed(card);
 	} else {
-		mutex_unlock(&chip->shutdown_mutex);
+		up_write(&chip->shutdown_rwsem);
 		mutex_unlock(&register_mutex);
 	}
 }
@@ -618,16 +618,20 @@
 {
 	int err = -ENODEV;
 
+	down_read(&chip->shutdown_rwsem);
 	if (!chip->shutdown && !chip->probing)
 		err = usb_autopm_get_interface(chip->pm_intf);
+	up_read(&chip->shutdown_rwsem);
 
 	return err;
 }
 
 void snd_usb_autosuspend(struct snd_usb_audio *chip)
 {
+	down_read(&chip->shutdown_rwsem);
 	if (!chip->shutdown && !chip->probing)
 		usb_autopm_put_interface(chip->pm_intf);
+	up_read(&chip->shutdown_rwsem);
 }
 
 static int usb_audio_suspend(struct usb_interface *intf, pm_message_t message)
diff --git a/sound/usb/card.h b/sound/usb/card.h
index afa4f9e..814cb35 100644
--- a/sound/usb/card.h
+++ b/sound/usb/card.h
@@ -126,6 +126,7 @@
 	struct snd_usb_endpoint *sync_endpoint;
 	unsigned long flags;
 	bool need_setup_ep;		/* (re)configure EP at prepare? */
+	unsigned int speed;		/* USB_SPEED_XXX */
 
 	u64 formats;			/* format bitmasks (all or'ed) */
 	unsigned int num_formats;		/* number of supported audio formats (list) */
diff --git a/sound/usb/endpoint.c b/sound/usb/endpoint.c
index 7f78c6d..34de6f2 100644
--- a/sound/usb/endpoint.c
+++ b/sound/usb/endpoint.c
@@ -35,6 +35,7 @@
 
 #define EP_FLAG_ACTIVATED	0
 #define EP_FLAG_RUNNING		1
+#define EP_FLAG_STOPPING	2
 
 /*
  * snd_usb_endpoint is a model that abstracts everything related to an
@@ -502,10 +503,20 @@
 	if (alive)
 		snd_printk(KERN_ERR "timeout: still %d active urbs on EP #%x\n",
 					alive, ep->ep_num);
+	clear_bit(EP_FLAG_STOPPING, &ep->flags);
 
 	return 0;
 }
 
+/* sync the pending stop operation;
+ * this function itself doesn't trigger the stop operation
+ */
+void snd_usb_endpoint_sync_pending_stop(struct snd_usb_endpoint *ep)
+{
+	if (ep && test_bit(EP_FLAG_STOPPING, &ep->flags))
+		wait_clear_urbs(ep);
+}
+
 /*
  * unlink active urbs.
  */
@@ -918,6 +929,8 @@
 
 		if (wait)
 			wait_clear_urbs(ep);
+		else
+			set_bit(EP_FLAG_STOPPING, &ep->flags);
 	}
 }
 
diff --git a/sound/usb/endpoint.h b/sound/usb/endpoint.h
index 6376ccf..3d4c970 100644
--- a/sound/usb/endpoint.h
+++ b/sound/usb/endpoint.h
@@ -19,6 +19,7 @@
 int  snd_usb_endpoint_start(struct snd_usb_endpoint *ep, int can_sleep);
 void snd_usb_endpoint_stop(struct snd_usb_endpoint *ep,
 			   int force, int can_sleep, int wait);
+void snd_usb_endpoint_sync_pending_stop(struct snd_usb_endpoint *ep);
 int  snd_usb_endpoint_activate(struct snd_usb_endpoint *ep);
 int  snd_usb_endpoint_deactivate(struct snd_usb_endpoint *ep);
 void snd_usb_endpoint_free(struct list_head *head);
diff --git a/sound/usb/mixer.c b/sound/usb/mixer.c
index fe56c9d..298070e 100644
--- a/sound/usb/mixer.c
+++ b/sound/usb/mixer.c
@@ -287,25 +287,32 @@
 	unsigned char buf[2];
 	int val_len = cval->val_type >= USB_MIXER_S16 ? 2 : 1;
 	int timeout = 10;
-	int err;
+	int idx = 0, err;
 
 	err = snd_usb_autoresume(cval->mixer->chip);
 	if (err < 0)
 		return -EIO;
+	down_read(&chip->shutdown_rwsem);
 	while (timeout-- > 0) {
+		if (chip->shutdown)
+			break;
+		idx = snd_usb_ctrl_intf(chip) | (cval->id << 8);
 		if (snd_usb_ctl_msg(chip->dev, usb_rcvctrlpipe(chip->dev, 0), request,
 				    USB_RECIP_INTERFACE | USB_TYPE_CLASS | USB_DIR_IN,
-				    validx, snd_usb_ctrl_intf(chip) | (cval->id << 8),
-				    buf, val_len) >= val_len) {
+				    validx, idx, buf, val_len) >= val_len) {
 			*value_ret = convert_signed_value(cval, snd_usb_combine_bytes(buf, val_len));
-			snd_usb_autosuspend(cval->mixer->chip);
-			return 0;
+			err = 0;
+			goto out;
 		}
 	}
-	snd_usb_autosuspend(cval->mixer->chip);
 	snd_printdd(KERN_ERR "cannot get ctl value: req = %#x, wValue = %#x, wIndex = %#x, type = %d\n",
-		    request, validx, snd_usb_ctrl_intf(chip) | (cval->id << 8), cval->val_type);
-	return -EINVAL;
+		    request, validx, idx, cval->val_type);
+	err = -EINVAL;
+
+ out:
+	up_read(&chip->shutdown_rwsem);
+	snd_usb_autosuspend(cval->mixer->chip);
+	return err;
 }
 
 static int get_ctl_value_v2(struct usb_mixer_elem_info *cval, int request, int validx, int *value_ret)
@@ -313,7 +320,7 @@
 	struct snd_usb_audio *chip = cval->mixer->chip;
 	unsigned char buf[2 + 3*sizeof(__u16)]; /* enough space for one range */
 	unsigned char *val;
-	int ret, size;
+	int idx = 0, ret, size;
 	__u8 bRequest;
 
 	if (request == UAC_GET_CUR) {
@@ -330,16 +337,22 @@
 	if (ret)
 		goto error;
 
-	ret = snd_usb_ctl_msg(chip->dev, usb_rcvctrlpipe(chip->dev, 0), bRequest,
+	down_read(&chip->shutdown_rwsem);
+	if (chip->shutdown)
+		ret = -ENODEV;
+	else {
+		idx = snd_usb_ctrl_intf(chip) | (cval->id << 8);
+		ret = snd_usb_ctl_msg(chip->dev, usb_rcvctrlpipe(chip->dev, 0), bRequest,
 			      USB_RECIP_INTERFACE | USB_TYPE_CLASS | USB_DIR_IN,
-			      validx, snd_usb_ctrl_intf(chip) | (cval->id << 8),
-			      buf, size);
+			      validx, idx, buf, size);
+	}
+	up_read(&chip->shutdown_rwsem);
 	snd_usb_autosuspend(chip);
 
 	if (ret < 0) {
 error:
 		snd_printk(KERN_ERR "cannot get ctl value: req = %#x, wValue = %#x, wIndex = %#x, type = %d\n",
-			   request, validx, snd_usb_ctrl_intf(chip) | (cval->id << 8), cval->val_type);
+			   request, validx, idx, cval->val_type);
 		return ret;
 	}
 
@@ -417,7 +430,7 @@
 {
 	struct snd_usb_audio *chip = cval->mixer->chip;
 	unsigned char buf[2];
-	int val_len, err, timeout = 10;
+	int idx = 0, val_len, err, timeout = 10;
 
 	if (cval->mixer->protocol == UAC_VERSION_1) {
 		val_len = cval->val_type >= USB_MIXER_S16 ? 2 : 1;
@@ -440,19 +453,27 @@
 	err = snd_usb_autoresume(chip);
 	if (err < 0)
 		return -EIO;
-	while (timeout-- > 0)
+	down_read(&chip->shutdown_rwsem);
+	while (timeout-- > 0) {
+		if (chip->shutdown)
+			break;
+		idx = snd_usb_ctrl_intf(chip) | (cval->id << 8);
 		if (snd_usb_ctl_msg(chip->dev,
 				    usb_sndctrlpipe(chip->dev, 0), request,
 				    USB_RECIP_INTERFACE | USB_TYPE_CLASS | USB_DIR_OUT,
-				    validx, snd_usb_ctrl_intf(chip) | (cval->id << 8),
-				    buf, val_len) >= 0) {
-			snd_usb_autosuspend(chip);
-			return 0;
+				    validx, idx, buf, val_len) >= 0) {
+			err = 0;
+			goto out;
 		}
-	snd_usb_autosuspend(chip);
+	}
 	snd_printdd(KERN_ERR "cannot set ctl value: req = %#x, wValue = %#x, wIndex = %#x, type = %d, data = %#x/%#x\n",
-		    request, validx, snd_usb_ctrl_intf(chip) | (cval->id << 8), cval->val_type, buf[0], buf[1]);
-	return -EINVAL;
+		    request, validx, idx, cval->val_type, buf[0], buf[1]);
+	err = -EINVAL;
+
+ out:
+	up_read(&chip->shutdown_rwsem);
+	snd_usb_autosuspend(chip);
+	return err;
 }
 
 static int set_cur_ctl_value(struct usb_mixer_elem_info *cval, int validx, int value)
diff --git a/sound/usb/mixer_quirks.c b/sound/usb/mixer_quirks.c
index 690000d..ae2b714 100644
--- a/sound/usb/mixer_quirks.c
+++ b/sound/usb/mixer_quirks.c
@@ -283,6 +283,11 @@
 	if (value > 1)
 		return -EINVAL;
 	changed = value != mixer->audigy2nx_leds[index];
+	down_read(&mixer->chip->shutdown_rwsem);
+	if (mixer->chip->shutdown) {
+		err = -ENODEV;
+		goto out;
+	}
 	if (mixer->chip->usb_id == USB_ID(0x041e, 0x3042))
 		err = snd_usb_ctl_msg(mixer->chip->dev,
 			      usb_sndctrlpipe(mixer->chip->dev, 0), 0x24,
@@ -299,6 +304,8 @@
 			      usb_sndctrlpipe(mixer->chip->dev, 0), 0x24,
 			      USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_OTHER,
 			      value, index + 2, NULL, 0);
+ out:
+	up_read(&mixer->chip->shutdown_rwsem);
 	if (err < 0)
 		return err;
 	mixer->audigy2nx_leds[index] = value;
@@ -392,11 +399,16 @@
 
 	for (i = 0; jacks[i].name; ++i) {
 		snd_iprintf(buffer, "%s: ", jacks[i].name);
-		err = snd_usb_ctl_msg(mixer->chip->dev,
+		down_read(&mixer->chip->shutdown_rwsem);
+		if (mixer->chip->shutdown)
+			err = 0;
+		else
+			err = snd_usb_ctl_msg(mixer->chip->dev,
 				      usb_rcvctrlpipe(mixer->chip->dev, 0),
 				      UAC_GET_MEM, USB_DIR_IN | USB_TYPE_CLASS |
 				      USB_RECIP_INTERFACE, 0,
 				      jacks[i].unitid << 8, buf, 3);
+		up_read(&mixer->chip->shutdown_rwsem);
 		if (err == 3 && (buf[0] == 3 || buf[0] == 6))
 			snd_iprintf(buffer, "%02x %02x\n", buf[1], buf[2]);
 		else
@@ -426,10 +438,15 @@
 	else
 		new_status = old_status & ~0x02;
 	changed = new_status != old_status;
-	err = snd_usb_ctl_msg(mixer->chip->dev,
+	down_read(&mixer->chip->shutdown_rwsem);
+	if (mixer->chip->shutdown)
+		err = -ENODEV;
+	else
+		err = snd_usb_ctl_msg(mixer->chip->dev,
 			      usb_sndctrlpipe(mixer->chip->dev, 0), 0x08,
 			      USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_OTHER,
 			      50, 0, &new_status, 1);
+	up_read(&mixer->chip->shutdown_rwsem);
 	if (err < 0)
 		return err;
 	mixer->xonar_u1_status = new_status;
@@ -468,11 +485,17 @@
 	u8 bRequest = (kcontrol->private_value >> 16) & 0xff;
 	u16 wIndex = kcontrol->private_value & 0xffff;
 	u8 tmp;
+	int ret;
 
-	int ret = usb_control_msg(dev, usb_rcvctrlpipe(dev, 0), bRequest,
+	down_read(&mixer->chip->shutdown_rwsem);
+	if (mixer->chip->shutdown)
+		ret = -ENODEV;
+	else
+		ret = usb_control_msg(dev, usb_rcvctrlpipe(dev, 0), bRequest,
 				  USB_TYPE_VENDOR | USB_RECIP_DEVICE | USB_DIR_IN,
 				  0, cpu_to_le16(wIndex),
 				  &tmp, sizeof(tmp), 1000);
+	up_read(&mixer->chip->shutdown_rwsem);
 
 	if (ret < 0) {
 		snd_printk(KERN_ERR
@@ -493,11 +516,17 @@
 	u8 bRequest = (kcontrol->private_value >> 16) & 0xff;
 	u16 wIndex = kcontrol->private_value & 0xffff;
 	u16 wValue = ucontrol->value.integer.value[0];
+	int ret;
 
-	int ret = usb_control_msg(dev, usb_sndctrlpipe(dev, 0), bRequest,
+	down_read(&mixer->chip->shutdown_rwsem);
+	if (mixer->chip->shutdown)
+		ret = -ENODEV;
+	else
+		ret = usb_control_msg(dev, usb_sndctrlpipe(dev, 0), bRequest,
 				  USB_TYPE_VENDOR | USB_RECIP_DEVICE | USB_DIR_OUT,
 				  cpu_to_le16(wValue), cpu_to_le16(wIndex),
 				  NULL, 0, 1000);
+	up_read(&mixer->chip->shutdown_rwsem);
 
 	if (ret < 0) {
 		snd_printk(KERN_ERR
@@ -656,11 +685,16 @@
 		return -EINVAL;
 
 
-	err = snd_usb_ctl_msg(chip->dev,
+	down_read(&mixer->chip->shutdown_rwsem);
+	if (mixer->chip->shutdown)
+		err = -ENODEV;
+	else
+		err = snd_usb_ctl_msg(chip->dev,
 			usb_rcvctrlpipe(chip->dev, 0), UAC_GET_CUR,
 			USB_RECIP_INTERFACE | USB_TYPE_CLASS | USB_DIR_IN,
 			validx << 8, snd_usb_ctrl_intf(chip) | (id << 8),
 			value, val_len);
+	up_read(&mixer->chip->shutdown_rwsem);
 	if (err < 0)
 		return err;
 
@@ -703,11 +737,16 @@
 
 	if (!pval->is_cached) {
 		/* Read current value */
-		err = snd_usb_ctl_msg(chip->dev,
+		down_read(&mixer->chip->shutdown_rwsem);
+		if (mixer->chip->shutdown)
+			err = -ENODEV;
+		else
+			err = snd_usb_ctl_msg(chip->dev,
 				usb_rcvctrlpipe(chip->dev, 0), UAC_GET_CUR,
 				USB_RECIP_INTERFACE | USB_TYPE_CLASS | USB_DIR_IN,
 				validx << 8, snd_usb_ctrl_intf(chip) | (id << 8),
 				value, val_len);
+		up_read(&mixer->chip->shutdown_rwsem);
 		if (err < 0)
 			return err;
 
@@ -719,11 +758,16 @@
 	if (cur_val != new_val) {
 		value[0] = new_val;
 		value[1] = 0;
-		err = snd_usb_ctl_msg(chip->dev,
+		down_read(&mixer->chip->shutdown_rwsem);
+		if (mixer->chip->shutdown)
+			err = -ENODEV;
+		else
+			err = snd_usb_ctl_msg(chip->dev,
 				usb_sndctrlpipe(chip->dev, 0), UAC_SET_CUR,
 				USB_RECIP_INTERFACE | USB_TYPE_CLASS | USB_DIR_OUT,
 				validx << 8, snd_usb_ctrl_intf(chip) | (id << 8),
 				value, val_len);
+		up_read(&mixer->chip->shutdown_rwsem);
 		if (err < 0)
 			return err;
 
diff --git a/sound/usb/pcm.c b/sound/usb/pcm.c
index 55e19e1..5c12a3f 100644
--- a/sound/usb/pcm.c
+++ b/sound/usb/pcm.c
@@ -71,6 +71,8 @@
 	unsigned int hwptr_done;
 
 	subs = (struct snd_usb_substream *)substream->runtime->private_data;
+	if (subs->stream->chip->shutdown)
+		return SNDRV_PCM_POS_XRUN;
 	spin_lock(&subs->lock);
 	hwptr_done = subs->hwptr_done;
 	substream->runtime->delay = snd_usb_pcm_delay(subs,
@@ -444,7 +446,6 @@
 {
 	int ret;
 
-	mutex_lock(&subs->stream->chip->shutdown_mutex);
 	/* format changed */
 	stop_endpoints(subs, 0, 0, 0);
 	ret = snd_usb_endpoint_set_params(subs->data_endpoint,
@@ -455,7 +456,7 @@
 					  subs->cur_audiofmt,
 					  subs->sync_endpoint);
 	if (ret < 0)
-		goto unlock;
+		return ret;
 
 	if (subs->sync_endpoint)
 		ret = snd_usb_endpoint_set_params(subs->data_endpoint,
@@ -465,9 +466,6 @@
 						  subs->cur_rate,
 						  subs->cur_audiofmt,
 						  NULL);
-
-unlock:
-	mutex_unlock(&subs->stream->chip->shutdown_mutex);
 	return ret;
 }
 
@@ -505,7 +503,13 @@
 		return -EINVAL;
 	}
 
-	if ((ret = set_format(subs, fmt)) < 0)
+	down_read(&subs->stream->chip->shutdown_rwsem);
+	if (subs->stream->chip->shutdown)
+		ret = -ENODEV;
+	else
+		ret = set_format(subs, fmt);
+	up_read(&subs->stream->chip->shutdown_rwsem);
+	if (ret < 0)
 		return ret;
 
 	subs->interface = fmt->iface;
@@ -527,10 +531,12 @@
 	subs->cur_audiofmt = NULL;
 	subs->cur_rate = 0;
 	subs->period_bytes = 0;
-	mutex_lock(&subs->stream->chip->shutdown_mutex);
-	stop_endpoints(subs, 0, 1, 1);
-	deactivate_endpoints(subs);
-	mutex_unlock(&subs->stream->chip->shutdown_mutex);
+	down_read(&subs->stream->chip->shutdown_rwsem);
+	if (!subs->stream->chip->shutdown) {
+		stop_endpoints(subs, 0, 1, 1);
+		deactivate_endpoints(subs);
+	}
+	up_read(&subs->stream->chip->shutdown_rwsem);
 	return snd_pcm_lib_free_vmalloc_buffer(substream);
 }
 
@@ -552,12 +558,22 @@
 		return -ENXIO;
 	}
 
-	if (snd_BUG_ON(!subs->data_endpoint))
-		return -EIO;
+	down_read(&subs->stream->chip->shutdown_rwsem);
+	if (subs->stream->chip->shutdown) {
+		ret = -ENODEV;
+		goto unlock;
+	}
+	if (snd_BUG_ON(!subs->data_endpoint)) {
+		ret = -EIO;
+		goto unlock;
+	}
+
+	snd_usb_endpoint_sync_pending_stop(subs->sync_endpoint);
+	snd_usb_endpoint_sync_pending_stop(subs->data_endpoint);
 
 	ret = set_format(subs, subs->cur_audiofmt);
 	if (ret < 0)
-		return ret;
+		goto unlock;
 
 	iface = usb_ifnum_to_if(subs->dev, subs->cur_audiofmt->iface);
 	alts = &iface->altsetting[subs->cur_audiofmt->altset_idx];
@@ -567,12 +583,12 @@
 				       subs->cur_audiofmt,
 				       subs->cur_rate);
 	if (ret < 0)
-		return ret;
+		goto unlock;
 
 	if (subs->need_setup_ep) {
 		ret = configure_endpoint(subs);
 		if (ret < 0)
-			return ret;
+			goto unlock;
 		subs->need_setup_ep = false;
 	}
 
@@ -592,9 +608,11 @@
 	/* for playback, submit the URBs now; otherwise, the first hwptr_done
 	 * updates for all URBs would happen at the same time when starting */
 	if (subs->direction == SNDRV_PCM_STREAM_PLAYBACK)
-		return start_endpoints(subs, 1);
+		ret = start_endpoints(subs, 1);
 
-	return 0;
+ unlock:
+	up_read(&subs->stream->chip->shutdown_rwsem);
+	return ret;
 }
 
 static struct snd_pcm_hardware snd_usb_hardware =
@@ -647,7 +665,7 @@
 		return 0;
 	}
 	/* check whether the period time is >= the data packet interval */
-	if (snd_usb_get_speed(subs->dev) != USB_SPEED_FULL) {
+	if (subs->speed != USB_SPEED_FULL) {
 		ptime = 125 * (1 << fp->datainterval);
 		if (ptime > pt->max || (ptime == pt->max && pt->openmax)) {
 			hwc_debug("   > check: ptime %u > max %u\n", ptime, pt->max);
@@ -925,7 +943,7 @@
 		return err;
 
 	param_period_time_if_needed = SNDRV_PCM_HW_PARAM_PERIOD_TIME;
-	if (snd_usb_get_speed(subs->dev) == USB_SPEED_FULL)
+	if (subs->speed == USB_SPEED_FULL)
 		/* full speed devices have fixed data packet interval */
 		ptmin = 1000;
 	if (ptmin == 1000)
diff --git a/sound/usb/proc.c b/sound/usb/proc.c
index ebc1a5b..d218f76 100644
--- a/sound/usb/proc.c
+++ b/sound/usb/proc.c
@@ -108,7 +108,7 @@
 			}
 			snd_iprintf(buffer, "\n");
 		}
-		if (snd_usb_get_speed(subs->dev) != USB_SPEED_FULL)
+		if (subs->speed != USB_SPEED_FULL)
 			snd_iprintf(buffer, "    Data packet interval: %d us\n",
 				    125 * (1 << fp->datainterval));
 		// snd_iprintf(buffer, "    Max Packet Size = %d\n", fp->maxpacksize);
@@ -124,7 +124,7 @@
 		return;
 	snd_iprintf(buffer, "    Packet Size = %d\n", ep->curpacksize);
 	snd_iprintf(buffer, "    Momentary freq = %u Hz (%#x.%04x)\n",
-		    snd_usb_get_speed(subs->dev) == USB_SPEED_FULL
+		    subs->speed == USB_SPEED_FULL
 		    ? get_full_speed_hz(ep->freqm)
 		    : get_high_speed_hz(ep->freqm),
 		    ep->freqm >> 16, ep->freqm & 0xffff);
diff --git a/sound/usb/stream.c b/sound/usb/stream.c
index 083ed81..1de0c8c 100644
--- a/sound/usb/stream.c
+++ b/sound/usb/stream.c
@@ -90,6 +90,7 @@
 	subs->direction = stream;
 	subs->dev = as->chip->dev;
 	subs->txfr_quirk = as->chip->txfr_quirk;
+	subs->speed = snd_usb_get_speed(subs->dev);
 
 	snd_usb_set_pcm_ops(as->pcm, stream);
 
diff --git a/sound/usb/usbaudio.h b/sound/usb/usbaudio.h
index b8233eb..ef42797 100644
--- a/sound/usb/usbaudio.h
+++ b/sound/usb/usbaudio.h
@@ -37,7 +37,7 @@
 	struct usb_interface *pm_intf;
 	u32 usb_id;
 	struct mutex mutex;
-	struct mutex shutdown_mutex;
+	struct rw_semaphore shutdown_rwsem;
 	unsigned int shutdown:1;
 	unsigned int probing:1;
 	unsigned int autosuspended:1;	
diff --git a/tools/testing/ktest/ktest.pl b/tools/testing/ktest/ktest.pl
index b51d787..c7ba761 100755
--- a/tools/testing/ktest/ktest.pl
+++ b/tools/testing/ktest/ktest.pl
@@ -1740,8 +1740,10 @@
     open(IN, "$output_config") or dodie("Can't read config file");
     while (<IN>) {
 	if (/CONFIG_MODULES(=y)?/) {
-	    $install_mods = 1 if (defined($1));
-	    last;
+	    if (defined($1)) {
+		$install_mods = 1;
+		last;
+	    }
 	}
     }
     close(IN);
diff --git a/tools/testing/selftests/Makefile b/tools/testing/selftests/Makefile
index 4348014..85baf11 100644
--- a/tools/testing/selftests/Makefile
+++ b/tools/testing/selftests/Makefile
@@ -1,4 +1,4 @@
-TARGETS = breakpoints kcmp mqueue vm cpu-hotplug memory-hotplug epoll
+TARGETS = breakpoints kcmp mqueue vm cpu-hotplug memory-hotplug
 
 all:
 	for TARGET in $(TARGETS); do \
diff --git a/tools/testing/selftests/epoll/Makefile b/tools/testing/selftests/epoll/Makefile
deleted file mode 100644
index 19806ed..0000000
--- a/tools/testing/selftests/epoll/Makefile
+++ /dev/null
@@ -1,11 +0,0 @@
-# Makefile for epoll selftests
-
-all: test_epoll
-%: %.c
-	gcc -pthread -g -o $@ $^
-
-run_tests: all
-	./test_epoll
-
-clean:
-	$(RM) test_epoll
diff --git a/tools/testing/selftests/epoll/test_epoll.c b/tools/testing/selftests/epoll/test_epoll.c
deleted file mode 100644
index f752539..0000000
--- a/tools/testing/selftests/epoll/test_epoll.c
+++ /dev/null
@@ -1,344 +0,0 @@
-/*
- *  tools/testing/selftests/epoll/test_epoll.c
- *
- *  Copyright 2012 Adobe Systems Incorporated
- *
- *  This program is free software; you can redistribute it and/or modify
- *  it under the terms of the GNU General Public License as published by
- *  the Free Software Foundation; either version 2 of the License, or
- *  (at your option) any later version.
- *
- *  Paton J. Lewis <palewis@adobe.com>
- *
- */
-
-#include <errno.h>
-#include <fcntl.h>
-#include <pthread.h>
-#include <stdio.h>
-#include <stdlib.h>
-#include <unistd.h>
-#include <sys/epoll.h>
-#include <sys/socket.h>
-
-/*
- * A pointer to an epoll_item_private structure will be stored in the epoll
- * item's event structure so that we can get access to the epoll_item_private
- * data after calling epoll_wait:
- */
-struct epoll_item_private {
-	int index;  /* Position of this struct within the epoll_items array. */
-	int fd;
-	uint32_t events;
-	pthread_mutex_t mutex;  /* Guards the following variables... */
-	int stop;
-	int status;  /* Stores any error encountered while handling item. */
-	/* The following variable allows us to test whether we have encountered
-	   a problem while attempting to cancel and delete the associated
-	   event. When the test program exits, 'deleted' should be exactly
-	   one. If it is greater than one, then the failed test reflects a real
-	   world situation where we would have tried to access the epoll item's
-	   private data after deleting it: */
-	int deleted;
-};
-
-struct epoll_item_private *epoll_items;
-
-/*
- * Delete the specified item from the epoll set. In a real-world secneario this
- * is where we would free the associated data structure, but in this testing
- * environment we retain the structure so that we can test for double-deletion:
- */
-void delete_item(int index)
-{
-	__sync_fetch_and_add(&epoll_items[index].deleted, 1);
-}
-
-/*
- * A pointer to a read_thread_data structure will be passed as the argument to
- * each read thread:
- */
-struct read_thread_data {
-	int stop;
-	int status;  /* Indicates any error encountered by the read thread. */
-	int epoll_set;
-};
-
-/*
- * The function executed by the read threads:
- */
-void *read_thread_function(void *function_data)
-{
-	struct read_thread_data *thread_data =
-		(struct read_thread_data *)function_data;
-	struct epoll_event event_data;
-	struct epoll_item_private *item_data;
-	char socket_data;
-
-	/* Handle events until we encounter an error or this thread's 'stop'
-	   condition is set: */
-	while (1) {
-		int result = epoll_wait(thread_data->epoll_set,
-					&event_data,
-					1,	/* Number of desired events */
-					1000);  /* Timeout in ms */
-		if (result < 0) {
-			/* Breakpoints signal all threads. Ignore that while
-			   debugging: */
-			if (errno == EINTR)
-				continue;
-			thread_data->status = errno;
-			return 0;
-		} else if (thread_data->stop)
-			return 0;
-		else if (result == 0)  /* Timeout */
-			continue;
-
-		/* We need the mutex here because checking for the stop
-		   condition and re-enabling the epoll item need to be done
-		   together as one atomic operation when EPOLL_CTL_DISABLE is
-		   available: */
-		item_data = (struct epoll_item_private *)event_data.data.ptr;
-		pthread_mutex_lock(&item_data->mutex);
-
-		/* Remove the item from the epoll set if we want to stop
-		   handling that event: */
-		if (item_data->stop)
-			delete_item(item_data->index);
-		else {
-			/* Clear the data that was written to the other end of
-			   our non-blocking socket: */
-			do {
-				if (read(item_data->fd, &socket_data, 1) < 1) {
-					if ((errno == EAGAIN) ||
-					    (errno == EWOULDBLOCK))
-						break;
-					else
-						goto error_unlock;
-				}
-			} while (item_data->events & EPOLLET);
-
-			/* The item was one-shot, so re-enable it: */
-			event_data.events = item_data->events;
-			if (epoll_ctl(thread_data->epoll_set,
-						  EPOLL_CTL_MOD,
-						  item_data->fd,
-						  &event_data) < 0)
-				goto error_unlock;
-		}
-
-		pthread_mutex_unlock(&item_data->mutex);
-	}
-
-error_unlock:
-	thread_data->status = item_data->status = errno;
-	pthread_mutex_unlock(&item_data->mutex);
-	return 0;
-}
-
-/*
- * A pointer to a write_thread_data structure will be passed as the argument to
- * the write thread:
- */
-struct write_thread_data {
-	int stop;
-	int status;  /* Indicates any error encountered by the write thread. */
-	int n_fds;
-	int *fds;
-};
-
-/*
- * The function executed by the write thread. It writes a single byte to each
- * socket in turn until the stop condition for this thread is set. If writing to
- * a socket would block (i.e. errno was EAGAIN), we leave that socket alone for
- * the moment and just move on to the next socket in the list. We don't care
- * about the order in which we deliver events to the epoll set. In fact we don't
- * care about the data we're writing to the pipes at all; we just want to
- * trigger epoll events:
- */
-void *write_thread_function(void *function_data)
-{
-	const char data = 'X';
-	int index;
-	struct write_thread_data *thread_data =
-		(struct write_thread_data *)function_data;
-	while (!thread_data->stop)
-		for (index = 0;
-		     !thread_data->stop && (index < thread_data->n_fds);
-		     ++index)
-			if ((write(thread_data->fds[index], &data, 1) < 1) &&
-				(errno != EAGAIN) &&
-				(errno != EWOULDBLOCK)) {
-				thread_data->status = errno;
-				return;
-			}
-}
-
-/*
- * Arguments are currently ignored:
- */
-int main(int argc, char **argv)
-{
-	const int n_read_threads = 100;
-	const int n_epoll_items = 500;
-	int index;
-	int epoll_set = epoll_create1(0);
-	struct write_thread_data write_thread_data = {
-		0, 0, n_epoll_items, malloc(n_epoll_items * sizeof(int))
-	};
-	struct read_thread_data *read_thread_data =
-		malloc(n_read_threads * sizeof(struct read_thread_data));
-	pthread_t *read_threads = malloc(n_read_threads * sizeof(pthread_t));
-	pthread_t write_thread;
-
-	printf("-----------------\n");
-	printf("Runing test_epoll\n");
-	printf("-----------------\n");
-
-	epoll_items = malloc(n_epoll_items * sizeof(struct epoll_item_private));
-
-	if (epoll_set < 0 || epoll_items == 0 || write_thread_data.fds == 0 ||
-		read_thread_data == 0 || read_threads == 0)
-		goto error;
-
-	if (sysconf(_SC_NPROCESSORS_ONLN) < 2) {
-		printf("Error: please run this test on a multi-core system.\n");
-		goto error;
-	}
-
-	/* Create the socket pairs and epoll items: */
-	for (index = 0; index < n_epoll_items; ++index) {
-		int socket_pair[2];
-		struct epoll_event event_data;
-		if (socketpair(AF_UNIX,
-			       SOCK_STREAM | SOCK_NONBLOCK,
-			       0,
-			       socket_pair) < 0)
-			goto error;
-		write_thread_data.fds[index] = socket_pair[0];
-		epoll_items[index].index = index;
-		epoll_items[index].fd = socket_pair[1];
-		if (pthread_mutex_init(&epoll_items[index].mutex, NULL) != 0)
-			goto error;
-		/* We always use EPOLLONESHOT because this test is currently
-		   structured to demonstrate the need for EPOLL_CTL_DISABLE,
-		   which only produces useful information in the EPOLLONESHOT
-		   case (without EPOLLONESHOT, calling epoll_ctl with
-		   EPOLL_CTL_DISABLE will never return EBUSY). If support for
-		   testing events without EPOLLONESHOT is desired, it should
-		   probably be implemented in a separate unit test. */
-		epoll_items[index].events = EPOLLIN | EPOLLONESHOT;
-		if (index < n_epoll_items / 2)
-			epoll_items[index].events |= EPOLLET;
-		epoll_items[index].stop = 0;
-		epoll_items[index].status = 0;
-		epoll_items[index].deleted = 0;
-		event_data.events = epoll_items[index].events;
-		event_data.data.ptr = &epoll_items[index];
-		if (epoll_ctl(epoll_set,
-			      EPOLL_CTL_ADD,
-			      epoll_items[index].fd,
-			      &event_data) < 0)
-			goto error;
-	}
-
-	/* Create and start the read threads: */
-	for (index = 0; index < n_read_threads; ++index) {
-		read_thread_data[index].stop = 0;
-		read_thread_data[index].status = 0;
-		read_thread_data[index].epoll_set = epoll_set;
-		if (pthread_create(&read_threads[index],
-				   NULL,
-				   read_thread_function,
-				   &read_thread_data[index]) != 0)
-			goto error;
-	}
-
-	if (pthread_create(&write_thread,
-			   NULL,
-			   write_thread_function,
-			   &write_thread_data) != 0)
-		goto error;
-
-	/* Cancel all event pollers: */
-#ifdef EPOLL_CTL_DISABLE
-	for (index = 0; index < n_epoll_items; ++index) {
-		pthread_mutex_lock(&epoll_items[index].mutex);
-		++epoll_items[index].stop;
-		if (epoll_ctl(epoll_set,
-			      EPOLL_CTL_DISABLE,
-			      epoll_items[index].fd,
-			      NULL) == 0)
-			delete_item(index);
-		else if (errno != EBUSY) {
-			pthread_mutex_unlock(&epoll_items[index].mutex);
-			goto error;
-		}
-		/* EBUSY means events were being handled; allow the other thread
-		   to delete the item. */
-		pthread_mutex_unlock(&epoll_items[index].mutex);
-	}
-#else
-	for (index = 0; index < n_epoll_items; ++index) {
-		pthread_mutex_lock(&epoll_items[index].mutex);
-		++epoll_items[index].stop;
-		pthread_mutex_unlock(&epoll_items[index].mutex);
-		/* Wait in case a thread running read_thread_function is
-		   currently executing code between epoll_wait and
-		   pthread_mutex_lock with this item. Note that a longer delay
-		   would make double-deletion less likely (at the expense of
-		   performance), but there is no guarantee that any delay would
-		   ever be sufficient. Note also that we delete all event
-		   pollers at once for testing purposes, but in a real-world
-		   environment we are likely to want to be able to cancel event
-		   pollers at arbitrary times. Therefore we can't improve this
-		   situation by just splitting this loop into two loops
-		   (i.e. signal 'stop' for all items, sleep, and then delete all
-		   items). We also can't fix the problem via EPOLL_CTL_DEL
-		   because that command can't prevent the case where some other
-		   thread is executing read_thread_function within the region
-		   mentioned above: */
-		usleep(1);
-		pthread_mutex_lock(&epoll_items[index].mutex);
-		if (!epoll_items[index].deleted)
-			delete_item(index);
-		pthread_mutex_unlock(&epoll_items[index].mutex);
-	}
-#endif
-
-	/* Shut down the read threads: */
-	for (index = 0; index < n_read_threads; ++index)
-		__sync_fetch_and_add(&read_thread_data[index].stop, 1);
-	for (index = 0; index < n_read_threads; ++index) {
-		if (pthread_join(read_threads[index], NULL) != 0)
-			goto error;
-		if (read_thread_data[index].status)
-			goto error;
-	}
-
-	/* Shut down the write thread: */
-	__sync_fetch_and_add(&write_thread_data.stop, 1);
-	if ((pthread_join(write_thread, NULL) != 0) || write_thread_data.status)
-		goto error;
-
-	/* Check for final error conditions: */
-	for (index = 0; index < n_epoll_items; ++index) {
-		if (epoll_items[index].status != 0)
-			goto error;
-		if (pthread_mutex_destroy(&epoll_items[index].mutex) < 0)
-			goto error;
-	}
-	for (index = 0; index < n_epoll_items; ++index)
-		if (epoll_items[index].deleted != 1) {
-			printf("Error: item data deleted %1d times.\n",
-				   epoll_items[index].deleted);
-			goto error;
-		}
-
-	printf("[PASS]\n");
-	return 0;
-
- error:
-	printf("[FAIL]\n");
-	return errno;
-}