diff --git a/arch/mips/Kconfig b/arch/mips/Kconfig
index 3ad59dd..5526faa 100644
--- a/arch/mips/Kconfig
+++ b/arch/mips/Kconfig
@@ -13,6 +13,7 @@
 	select HAVE_KPROBES
 	select HAVE_KRETPROBES
 	select RTC_LIB if !MACH_LOONGSON
+	select GENERIC_ATOMIC64 if !64BIT
 
 mainmenu "Linux/MIPS Kernel Configuration"
 
@@ -1646,8 +1647,16 @@
 	select SYS_SUPPORTS_SMP
 	select SMP_UP
 	help
-	  This is a kernel model which is also known a VSMP or lately
-	  has been marketesed into SMVP.
+	  This is a kernel model which is known a VSMP but lately has been
+	  marketesed into SMVP.
+	  Virtual SMP uses the processor's VPEs  to implement virtual
+	  processors. In currently available configuration of the 34K processor
+	  this allows for a dual processor. Both processors will share the same
+	  primary caches; each will obtain the half of the TLB for it's own
+	  exclusive use. For a layman this model can be described as similar to
+	  what Intel calls Hyperthreading.
+
+	  For further information see http://www.linux-mips.org/wiki/34K#VSMP
 
 config MIPS_MT_SMTC
 	bool "SMTC: Use all TCs on all VPEs for SMP"
@@ -1664,6 +1673,14 @@
 	help
 	  This is a kernel model which is known a SMTC or lately has been
 	  marketesed into SMVP.
+	  is presenting the available TC's of the core as processors to Linux.
+	  On currently available 34K processors this means a Linux system will
+	  see up to 5 processors. The implementation of the SMTC kernel differs
+	  significantly from VSMP and cannot efficiently coexist in the same
+	  kernel binary so the choice between VSMP and SMTC is a compile time
+	  decision.
+
+	  For further information see http://www.linux-mips.org/wiki/34K#SMTC
 
 endchoice
 
diff --git a/arch/mips/alchemy/common/prom.c b/arch/mips/alchemy/common/prom.c
index c29511b..5340210 100644
--- a/arch/mips/alchemy/common/prom.c
+++ b/arch/mips/alchemy/common/prom.c
@@ -43,7 +43,7 @@
 char **prom_argv;
 char **prom_envp;
 
-void prom_init_cmdline(void)
+void __init prom_init_cmdline(void)
 {
 	int i;
 
@@ -104,7 +104,7 @@
 	}
 }
 
-int prom_get_ethernet_addr(char *ethernet_addr)
+int __init prom_get_ethernet_addr(char *ethernet_addr)
 {
 	char *ethaddr_str;
 
@@ -123,7 +123,6 @@
 
 	return 0;
 }
-EXPORT_SYMBOL(prom_get_ethernet_addr);
 
 void __init prom_free_prom_memory(void)
 {
diff --git a/arch/mips/boot/compressed/Makefile b/arch/mips/boot/compressed/Makefile
index ed9bb70..5fd7f7a 100644
--- a/arch/mips/boot/compressed/Makefile
+++ b/arch/mips/boot/compressed/Makefile
@@ -59,7 +59,7 @@
 hostprogs-y := calc_vmlinuz_load_addr
 
 VMLINUZ_LOAD_ADDRESS = $(shell $(obj)/calc_vmlinuz_load_addr \
-		$(objtree)/$(KBUILD_IMAGE) $(VMLINUX_LOAD_ADDRESS))
+		$(obj)/vmlinux.bin $(VMLINUX_LOAD_ADDRESS))
 
 vmlinuzobjs-y += $(obj)/piggy.o
 
diff --git a/arch/mips/cavium-octeon/Kconfig b/arch/mips/cavium-octeon/Kconfig
index 094c17e..47323ca 100644
--- a/arch/mips/cavium-octeon/Kconfig
+++ b/arch/mips/cavium-octeon/Kconfig
@@ -83,3 +83,7 @@
 	def_bool y
 	select SPARSEMEM_STATIC
 	depends on CPU_CAVIUM_OCTEON
+
+config CAVIUM_OCTEON_HELPER
+	def_bool y
+	depends on OCTEON_ETHERNET || PCI
diff --git a/arch/mips/cavium-octeon/cpu.c b/arch/mips/cavium-octeon/cpu.c
index c664c8c..a5b4279 100644
--- a/arch/mips/cavium-octeon/cpu.c
+++ b/arch/mips/cavium-octeon/cpu.c
@@ -41,7 +41,7 @@
 	return NOTIFY_OK;		/* Let default notifier send signals */
 }
 
-static int cnmips_cu2_setup(void)
+static int __init cnmips_cu2_setup(void)
 {
 	return cu2_notifier(cnmips_cu2_call, 0);
 }
diff --git a/arch/mips/cavium-octeon/executive/Makefile b/arch/mips/cavium-octeon/executive/Makefile
index 2fd66db..7f41c5b 100644
--- a/arch/mips/cavium-octeon/executive/Makefile
+++ b/arch/mips/cavium-octeon/executive/Makefile
@@ -11,4 +11,4 @@
 
 obj-y += cvmx-bootmem.o cvmx-l2c.o cvmx-sysinfo.o octeon-model.o
 
-obj-$(CONFIG_PCI) += cvmx-helper-errata.o cvmx-helper-jtag.o
+obj-$(CONFIG_CAVIUM_OCTEON_HELPER) += cvmx-helper-errata.o cvmx-helper-jtag.o
diff --git a/arch/mips/include/asm/atomic.h b/arch/mips/include/asm/atomic.h
index c63c56b..47d87da 100644
--- a/arch/mips/include/asm/atomic.h
+++ b/arch/mips/include/asm/atomic.h
@@ -782,6 +782,10 @@
  */
 #define atomic64_add_negative(i, v) (atomic64_add_return(i, (v)) < 0)
 
+#else /* !CONFIG_64BIT */
+
+#include <asm-generic/atomic64.h>
+
 #endif /* CONFIG_64BIT */
 
 /*
diff --git a/arch/mips/include/asm/cop2.h b/arch/mips/include/asm/cop2.h
index 2cb2f0c..3532e2c 100644
--- a/arch/mips/include/asm/cop2.h
+++ b/arch/mips/include/asm/cop2.h
@@ -24,7 +24,7 @@
 
 #define cu2_notifier(fn, pri)						\
 ({									\
-	static struct notifier_block fn##_nb __cpuinitdata = {		\
+	static struct notifier_block fn##_nb = {			\
 		.notifier_call = fn,					\
 		.priority = pri						\
 	};								\
diff --git a/arch/mips/include/asm/gic.h b/arch/mips/include/asm/gic.h
index 9b9436a..86548da 100644
--- a/arch/mips/include/asm/gic.h
+++ b/arch/mips/include/asm/gic.h
@@ -321,6 +321,7 @@
  */
 struct gic_intr_map {
 	unsigned int cpunum;	/* Directed to this CPU */
+#define GIC_UNUSED		0xdead			/* Dummy data */
 	unsigned int pin;	/* Directed to this Pin */
 	unsigned int polarity;	/* Polarity : +/-	*/
 	unsigned int trigtype;	/* Trigger  : Edge/Levl */
diff --git a/arch/mips/include/asm/mach-tx49xx/kmalloc.h b/arch/mips/include/asm/mach-tx49xx/kmalloc.h
index b74caf6..ff9a8b86 100644
--- a/arch/mips/include/asm/mach-tx49xx/kmalloc.h
+++ b/arch/mips/include/asm/mach-tx49xx/kmalloc.h
@@ -1,6 +1,6 @@
 #ifndef __ASM_MACH_TX49XX_KMALLOC_H
 #define __ASM_MACH_TX49XX_KMALLOC_H
 
-#define ARCH_KMALLOC_MINALIGN	L1_CACHE_BYTES
+#define ARCH_DMA_MINALIGN L1_CACHE_BYTES
 
 #endif /* __ASM_MACH_TX49XX_KMALLOC_H */
diff --git a/arch/mips/include/asm/mips-boards/maltaint.h b/arch/mips/include/asm/mips-boards/maltaint.h
index cea872f..d11aa02 100644
--- a/arch/mips/include/asm/mips-boards/maltaint.h
+++ b/arch/mips/include/asm/mips-boards/maltaint.h
@@ -88,9 +88,6 @@
 
 #define GIC_EXT_INTR(x)		x
 
-/* Dummy data */
-#define X			0xdead
-
 /* External Interrupts used for IPI */
 #define GIC_IPI_EXT_INTR_RESCHED_VPE0	16
 #define GIC_IPI_EXT_INTR_CALLFNC_VPE0	17
diff --git a/arch/mips/include/asm/page.h b/arch/mips/include/asm/page.h
index a16beaf..e59cd1a 100644
--- a/arch/mips/include/asm/page.h
+++ b/arch/mips/include/asm/page.h
@@ -150,6 +150,20 @@
     ((unsigned long)(x) - PAGE_OFFSET + PHYS_OFFSET)
 #endif
 #define __va(x)		((void *)((unsigned long)(x) + PAGE_OFFSET - PHYS_OFFSET))
+
+/*
+ * RELOC_HIDE was originally added by 6007b903dfe5f1d13e0c711ac2894bdd4a61b1ad
+ * (lmo) rsp. 8431fd094d625b94d364fe393076ccef88e6ce18 (kernel.org).  The
+ * discussion can be found in lkml posting
+ * <a2ebde260608230500o3407b108hc03debb9da6e62c@mail.gmail.com> which is
+ * archived at http://lists.linuxcoding.com/kernel/2006-q3/msg17360.html
+ *
+ * It is unclear if the misscompilations mentioned in
+ * http://lkml.org/lkml/2010/8/8/138 also affect MIPS so we keep this one
+ * until GCC 3.x has been retired before we can apply
+ * https://patchwork.linux-mips.org/patch/1541/
+ */
+
 #define __pa_symbol(x)	__pa(RELOC_HIDE((unsigned long)(x), 0))
 
 #define pfn_to_kaddr(pfn)	__va((pfn) << PAGE_SHIFT)
diff --git a/arch/mips/include/asm/thread_info.h b/arch/mips/include/asm/thread_info.h
index 2376f2e..70df9c0 100644
--- a/arch/mips/include/asm/thread_info.h
+++ b/arch/mips/include/asm/thread_info.h
@@ -146,7 +146,8 @@
 #define _TIF_LOAD_WATCH		(1<<TIF_LOAD_WATCH)
 
 /* work to do on interrupt/exception return */
-#define _TIF_WORK_MASK		(0x0000ffef & ~_TIF_SECCOMP)
+#define _TIF_WORK_MASK		(0x0000ffef &				\
+					~(_TIF_SECCOMP | _TIF_SYSCALL_AUDIT))
 /* work to do on any return to u-space */
 #define _TIF_ALLWORK_MASK	(0x8000ffff & ~_TIF_SECCOMP)
 
diff --git a/arch/mips/include/asm/unistd.h b/arch/mips/include/asm/unistd.h
index baa318a..550725b 100644
--- a/arch/mips/include/asm/unistd.h
+++ b/arch/mips/include/asm/unistd.h
@@ -356,16 +356,19 @@
 #define __NR_perf_event_open		(__NR_Linux + 333)
 #define __NR_accept4			(__NR_Linux + 334)
 #define __NR_recvmmsg			(__NR_Linux + 335)
+#define __NR_fanotify_init		(__NR_Linux + 336)
+#define __NR_fanotify_mark		(__NR_Linux + 337)
+#define __NR_prlimit64			(__NR_Linux + 338)
 
 /*
  * Offset of the last Linux o32 flavoured syscall
  */
-#define __NR_Linux_syscalls		335
+#define __NR_Linux_syscalls		338
 
 #endif /* _MIPS_SIM == _MIPS_SIM_ABI32 */
 
 #define __NR_O32_Linux			4000
-#define __NR_O32_Linux_syscalls		335
+#define __NR_O32_Linux_syscalls		338
 
 #if _MIPS_SIM == _MIPS_SIM_ABI64
 
@@ -668,16 +671,19 @@
 #define __NR_perf_event_open		(__NR_Linux + 292)
 #define __NR_accept4			(__NR_Linux + 293)
 #define __NR_recvmmsg			(__NR_Linux + 294)
+#define __NR_fanotify_init		(__NR_Linux + 295)
+#define __NR_fanotify_mark		(__NR_Linux + 296)
+#define __NR_prlimit64			(__NR_Linux + 297)
 
 /*
  * Offset of the last Linux 64-bit flavoured syscall
  */
-#define __NR_Linux_syscalls		294
+#define __NR_Linux_syscalls		297
 
 #endif /* _MIPS_SIM == _MIPS_SIM_ABI64 */
 
 #define __NR_64_Linux			5000
-#define __NR_64_Linux_syscalls		294
+#define __NR_64_Linux_syscalls		297
 
 #if _MIPS_SIM == _MIPS_SIM_NABI32
 
@@ -985,16 +991,19 @@
 #define __NR_accept4			(__NR_Linux + 297)
 #define __NR_recvmmsg			(__NR_Linux + 298)
 #define __NR_getdents64			(__NR_Linux + 299)
+#define __NR_fanotify_init		(__NR_Linux + 300)
+#define __NR_fanotify_mark		(__NR_Linux + 301)
+#define __NR_prlimit64			(__NR_Linux + 302)
 
 /*
  * Offset of the last N32 flavoured syscall
  */
-#define __NR_Linux_syscalls		299
+#define __NR_Linux_syscalls		302
 
 #endif /* _MIPS_SIM == _MIPS_SIM_NABI32 */
 
 #define __NR_N32_Linux			6000
-#define __NR_N32_Linux_syscalls		299
+#define __NR_N32_Linux_syscalls		302
 
 #ifdef __KERNEL__
 
diff --git a/arch/mips/kernel/irq-gic.c b/arch/mips/kernel/irq-gic.c
index b181f2f..82ba9f6 100644
--- a/arch/mips/kernel/irq-gic.c
+++ b/arch/mips/kernel/irq-gic.c
@@ -7,7 +7,6 @@
 #include <asm/io.h>
 #include <asm/gic.h>
 #include <asm/gcmpregs.h>
-#include <asm/mips-boards/maltaint.h>
 #include <asm/irq.h>
 #include <linux/hardirq.h>
 #include <asm-generic/bitops/find.h>
@@ -131,7 +130,7 @@
 	int		i;
 
 	irq -= _irqbase;
-	pr_debug(KERN_DEBUG "%s(%d) called\n", __func__, irq);
+	pr_debug("%s(%d) called\n", __func__, irq);
 	cpumask_and(&tmp, cpumask, cpu_online_mask);
 	if (cpus_empty(tmp))
 		return -1;
@@ -222,7 +221,7 @@
 	/* Setup specifics */
 	for (i = 0; i < mapsize; i++) {
 		cpu = intrmap[i].cpunum;
-		if (cpu == X)
+		if (cpu == GIC_UNUSED)
 			continue;
 		if (cpu == 0 && i != 0 && intrmap[i].flags == 0)
 			continue;
diff --git a/arch/mips/kernel/kgdb.c b/arch/mips/kernel/kgdb.c
index 1f4e2fa..f4546e9 100644
--- a/arch/mips/kernel/kgdb.c
+++ b/arch/mips/kernel/kgdb.c
@@ -283,7 +283,7 @@
 	struct pt_regs *regs = args->regs;
 	int trap = (regs->cp0_cause & 0x7c) >> 2;
 
-	/* Userpace events, ignore. */
+	/* Userspace events, ignore. */
 	if (user_mode(regs))
 		return NOTIFY_DONE;
 
diff --git a/arch/mips/kernel/kspd.c b/arch/mips/kernel/kspd.c
index 80e2ba6..29811f0 100644
--- a/arch/mips/kernel/kspd.c
+++ b/arch/mips/kernel/kspd.c
@@ -251,7 +251,7 @@
  		memset(&tz, 0, sizeof(tz));
  		if ((ret.retval = sp_syscall(__NR_gettimeofday, (int)&tv,
 					     (int)&tz, 0, 0)) == 0)
-		ret.retval = tv.tv_sec;
+			ret.retval = tv.tv_sec;
 		break;
 
  	case MTSP_SYSCALL_EXIT:
diff --git a/arch/mips/kernel/linux32.c b/arch/mips/kernel/linux32.c
index c2dab14..6343b4a 100644
--- a/arch/mips/kernel/linux32.c
+++ b/arch/mips/kernel/linux32.c
@@ -341,3 +341,10 @@
 {
 	return sys_lookup_dcookie(merge_64(a0, a1), buf, len);
 }
+
+SYSCALL_DEFINE6(32_fanotify_mark, int, fanotify_fd, unsigned int, flags,
+		u64, a3, u64, a4, int, dfd, const char  __user *, pathname)
+{
+	return sys_fanotify_mark(fanotify_fd, flags, merge_64(a3, a4),
+				 dfd, pathname);
+}
diff --git a/arch/mips/kernel/scall32-o32.S b/arch/mips/kernel/scall32-o32.S
index 17202bb..584415e 100644
--- a/arch/mips/kernel/scall32-o32.S
+++ b/arch/mips/kernel/scall32-o32.S
@@ -583,7 +583,10 @@
 	sys	sys_rt_tgsigqueueinfo	4
 	sys	sys_perf_event_open	5
 	sys	sys_accept4		4
-	sys     sys_recvmmsg            5
+	sys	sys_recvmmsg		5	/* 4335 */
+	sys	sys_fanotify_init	2
+	sys	sys_fanotify_mark	6
+	sys	sys_prlimit64		4
 	.endm
 
 	/* We pre-compute the number of _instruction_ bytes needed to
diff --git a/arch/mips/kernel/scall64-64.S b/arch/mips/kernel/scall64-64.S
index a8a6c59..5573f8e 100644
--- a/arch/mips/kernel/scall64-64.S
+++ b/arch/mips/kernel/scall64-64.S
@@ -416,9 +416,12 @@
 	PTR	sys_pipe2
 	PTR	sys_inotify_init1
 	PTR	sys_preadv
-	PTR	sys_pwritev			/* 5390 */
+	PTR	sys_pwritev			/* 5290 */
 	PTR	sys_rt_tgsigqueueinfo
 	PTR	sys_perf_event_open
 	PTR	sys_accept4
-	PTR     sys_recvmmsg
+	PTR	sys_recvmmsg
+	PTR	sys_fanotify_init		/* 5295 */
+	PTR	sys_fanotify_mark
+	PTR	sys_prlimit64
 	.size	sys_call_table,.-sys_call_table
diff --git a/arch/mips/kernel/scall64-n32.S b/arch/mips/kernel/scall64-n32.S
index a3d6613..1e38ec9 100644
--- a/arch/mips/kernel/scall64-n32.S
+++ b/arch/mips/kernel/scall64-n32.S
@@ -419,5 +419,8 @@
 	PTR	sys_perf_event_open
 	PTR	sys_accept4
 	PTR     compat_sys_recvmmsg
-	PTR     sys_getdents
+	PTR     sys_getdents64
+	PTR	sys_fanotify_init		/* 6300 */
+	PTR	sys_fanotify_mark
+	PTR	sys_prlimit64
 	.size	sysn32_call_table,.-sysn32_call_table
diff --git a/arch/mips/kernel/scall64-o32.S b/arch/mips/kernel/scall64-o32.S
index 813689e..171979f 100644
--- a/arch/mips/kernel/scall64-o32.S
+++ b/arch/mips/kernel/scall64-o32.S
@@ -538,5 +538,8 @@
 	PTR	compat_sys_rt_tgsigqueueinfo
 	PTR	sys_perf_event_open
 	PTR	sys_accept4
-	PTR     compat_sys_recvmmsg
+	PTR	compat_sys_recvmmsg		/* 4335 */
+	PTR	sys_fanotify_init
+	PTR	sys_32_fanotify_mark
+	PTR	sys_prlimit64
 	.size	sys_call_table,.-sys_call_table
diff --git a/arch/mips/mm/dma-default.c b/arch/mips/mm/dma-default.c
index 7ba8908..469d401 100644
--- a/arch/mips/mm/dma-default.c
+++ b/arch/mips/mm/dma-default.c
@@ -44,27 +44,39 @@
 
 static gfp_t massage_gfp_flags(const struct device *dev, gfp_t gfp)
 {
+	gfp_t dma_flag;
+
 	/* ignore region specifiers */
 	gfp &= ~(__GFP_DMA | __GFP_DMA32 | __GFP_HIGHMEM);
 
-#ifdef CONFIG_ZONE_DMA
+#ifdef CONFIG_ISA
 	if (dev == NULL)
-		gfp |= __GFP_DMA;
-	else if (dev->coherent_dma_mask < DMA_BIT_MASK(24))
-		gfp |= __GFP_DMA;
+		dma_flag = __GFP_DMA;
 	else
 #endif
-#ifdef CONFIG_ZONE_DMA32
+#if defined(CONFIG_ZONE_DMA32) && defined(CONFIG_ZONE_DMA)
 	     if (dev->coherent_dma_mask < DMA_BIT_MASK(32))
-		gfp |= __GFP_DMA32;
+			dma_flag = __GFP_DMA;
+	else if (dev->coherent_dma_mask < DMA_BIT_MASK(64))
+			dma_flag = __GFP_DMA32;
 	else
 #endif
-		;
+#if defined(CONFIG_ZONE_DMA32) && !defined(CONFIG_ZONE_DMA)
+	     if (dev->coherent_dma_mask < DMA_BIT_MASK(64))
+		dma_flag = __GFP_DMA32;
+	else
+#endif
+#if defined(CONFIG_ZONE_DMA) && !defined(CONFIG_ZONE_DMA32)
+	     if (dev->coherent_dma_mask < DMA_BIT_MASK(64))
+		dma_flag = __GFP_DMA;
+	else
+#endif
+		dma_flag = 0;
 
 	/* Don't invoke OOM killer */
 	gfp |= __GFP_NORETRY;
 
-	return gfp;
+	return gfp | dma_flag;
 }
 
 void *dma_alloc_noncoherent(struct device *dev, size_t size,
diff --git a/arch/mips/mm/sc-rm7k.c b/arch/mips/mm/sc-rm7k.c
index 1ef75cd..274af3b 100644
--- a/arch/mips/mm/sc-rm7k.c
+++ b/arch/mips/mm/sc-rm7k.c
@@ -30,7 +30,7 @@
 #define tc_lsize	32
 
 extern unsigned long icache_way_size, dcache_way_size;
-unsigned long tcache_size;
+static unsigned long tcache_size;
 
 #include <asm/r4kcache.h>
 
diff --git a/arch/mips/mti-malta/malta-int.c b/arch/mips/mti-malta/malta-int.c
index 15949b0..b79b24a 100644
--- a/arch/mips/mti-malta/malta-int.c
+++ b/arch/mips/mti-malta/malta-int.c
@@ -385,6 +385,8 @@
  */
 
 #define GIC_CPU_NMI GIC_MAP_TO_NMI_MSK
+#define X GIC_UNUSED
+
 static struct gic_intr_map gic_intr_map[GIC_NUM_INTRS] = {
 	{ X, X,		   X,		X,		0 },
 	{ X, X,		   X,	 	X,		0 },
@@ -404,6 +406,7 @@
 	{ X, X,		   X,		X,	        0 },
 	/* The remainder of this table is initialised by fill_ipi_map */
 };
+#undef X
 
 /*
  * GCMP needs to be detected before any SMP initialisation
diff --git a/arch/mips/pci/pci-rc32434.c b/arch/mips/pci/pci-rc32434.c
index 71f7d27..f31218e 100644
--- a/arch/mips/pci/pci-rc32434.c
+++ b/arch/mips/pci/pci-rc32434.c
@@ -118,7 +118,7 @@
 	if (!((pcicvalue == PCIM_H_EA) ||
 	      (pcicvalue == PCIM_H_IA_FIX) ||
 	      (pcicvalue == PCIM_H_IA_RR))) {
-		pr_err(KERN_ERR "PCI init error!!!\n");
+		pr_err("PCI init error!!!\n");
 		/* Not in Host Mode, return ERROR */
 		return -1;
 	}
diff --git a/arch/mips/pnx8550/common/reset.c b/arch/mips/pnx8550/common/reset.c
index fadd8744..e7a12ff 100644
--- a/arch/mips/pnx8550/common/reset.c
+++ b/arch/mips/pnx8550/common/reset.c
@@ -22,29 +22,19 @@
  */
 #include <linux/kernel.h>
 
+#include <asm/processor.h>
 #include <asm/reboot.h>
 #include <glb.h>
 
 void pnx8550_machine_restart(char *command)
 {
-	char head[] = "************* Machine restart *************";
-	char foot[] = "*******************************************";
-
-	printk("\n\n");
-	printk("%s\n", head);
-	if (command != NULL)
-		printk("* %s\n", command);
-	printk("%s\n", foot);
-
 	PNX8550_RST_CTL = PNX8550_RST_DO_SW_RST;
 }
 
 void pnx8550_machine_halt(void)
 {
-	printk("*** Machine halt. (Not implemented) ***\n");
-}
-
-void pnx8550_machine_power_off(void)
-{
-	printk("*** Machine power off.  (Not implemented) ***\n");
+	while (1) {
+		if (cpu_wait)
+			cpu_wait();
+	}
 }
diff --git a/arch/mips/pnx8550/common/setup.c b/arch/mips/pnx8550/common/setup.c
index 64246c9..43cb394 100644
--- a/arch/mips/pnx8550/common/setup.c
+++ b/arch/mips/pnx8550/common/setup.c
@@ -44,7 +44,6 @@
 extern void __init board_setup(void);
 extern void pnx8550_machine_restart(char *);
 extern void pnx8550_machine_halt(void);
-extern void pnx8550_machine_power_off(void);
 extern struct resource ioport_resource;
 extern struct resource iomem_resource;
 extern char *prom_getcmdline(void);
@@ -100,7 +99,7 @@
 
         _machine_restart = pnx8550_machine_restart;
         _machine_halt = pnx8550_machine_halt;
-        pm_power_off = pnx8550_machine_power_off;
+        pm_power_off = pnx8550_machine_halt;
 
 	/* Clear the Global 2 Register, PCI Inta Output Enable Registers
 	   Bit 1:Enable DAC Powerdown