diff --git a/include/linux/if.h b/include/linux/if.h
index 352e225..547c55e 100644
--- a/include/linux/if.h
+++ b/include/linux/if.h
@@ -75,6 +75,8 @@
 #define IFF_DISABLE_NETPOLL	0x2000	/* disable netpoll at run-time */
 #define IFF_MACVLAN_PORT	0x4000	/* device used as macvlan port */
 #define IFF_BRIDGE_PORT	0x8000		/* device used as bridge port */
+#define IFF_OVS_DATAPATH	0x10000	/* device used as Open vSwitch
+					 * datapath port */
 
 #define IF_GET_IFACE	0x0001		/* for querying only */
 #define IF_GET_PROTO	0x0002
diff --git a/include/linux/netfilter/x_tables.h b/include/linux/netfilter/x_tables.h
index fa2d957..4120970 100644
--- a/include/linux/netfilter/x_tables.h
+++ b/include/linux/netfilter/x_tables.h
@@ -66,6 +66,11 @@
 	int verdict;
 };
 
+struct xt_error_target {
+	struct xt_entry_target target;
+	char errorname[XT_FUNCTION_MAXNAMELEN];
+};
+
 /* The argument to IPT_SO_GET_REVISION_*.  Returns highest revision
  * kernel supports, if >= revision. */
 struct xt_get_revision {
diff --git a/include/linux/netfilter_ipv4/ip_tables.h b/include/linux/netfilter_ipv4/ip_tables.h
index 735f4b1..57fd82a 100644
--- a/include/linux/netfilter_ipv4/ip_tables.h
+++ b/include/linux/netfilter_ipv4/ip_tables.h
@@ -27,6 +27,41 @@
 #define ipt_target xt_target
 #define ipt_table xt_table
 #define ipt_get_revision xt_get_revision
+#define ipt_entry_match xt_entry_match
+#define ipt_entry_target xt_entry_target
+#define ipt_standard_target xt_standard_target
+#define ipt_error_target xt_error_target
+#define ipt_counters xt_counters
+#define IPT_CONTINUE XT_CONTINUE
+#define IPT_RETURN XT_RETURN
+
+/* This group is older than old (iptables < v1.4.0-rc1~89) */
+#include <linux/netfilter/xt_tcpudp.h>
+#define ipt_udp xt_udp
+#define ipt_tcp xt_tcp
+#define IPT_TCP_INV_SRCPT	XT_TCP_INV_SRCPT
+#define IPT_TCP_INV_DSTPT	XT_TCP_INV_DSTPT
+#define IPT_TCP_INV_FLAGS	XT_TCP_INV_FLAGS
+#define IPT_TCP_INV_OPTION	XT_TCP_INV_OPTION
+#define IPT_TCP_INV_MASK	XT_TCP_INV_MASK
+#define IPT_UDP_INV_SRCPT	XT_UDP_INV_SRCPT
+#define IPT_UDP_INV_DSTPT	XT_UDP_INV_DSTPT
+#define IPT_UDP_INV_MASK	XT_UDP_INV_MASK
+
+/* The argument to IPT_SO_ADD_COUNTERS. */
+#define ipt_counters_info xt_counters_info
+/* Standard return verdict, or do jump. */
+#define IPT_STANDARD_TARGET XT_STANDARD_TARGET
+/* Error verdict. */
+#define IPT_ERROR_TARGET XT_ERROR_TARGET
+
+/* fn returns 0 to continue iteration */
+#define IPT_MATCH_ITERATE(e, fn, args...) \
+	XT_MATCH_ITERATE(struct ipt_entry, e, fn, ## args)
+
+/* fn returns 0 to continue iteration */
+#define IPT_ENTRY_ITERATE(entries, size, fn, args...) \
+	XT_ENTRY_ITERATE(struct ipt_entry, entries, size, fn, ## args)
 
 /* Yes, Virginia, you have to zero the padding. */
 struct ipt_ip {
@@ -46,12 +81,6 @@
 	u_int8_t invflags;
 };
 
-#define ipt_entry_match xt_entry_match
-#define ipt_entry_target xt_entry_target
-#define ipt_standard_target xt_standard_target
-
-#define ipt_counters xt_counters
-
 /* Values for "flag" field in struct ipt_ip (general ip structure). */
 #define IPT_F_FRAG		0x01	/* Set if rule is a fragment rule */
 #define IPT_F_GOTO		0x02	/* Set if jump is a goto */
@@ -110,23 +139,6 @@
 #define IPT_SO_GET_REVISION_TARGET	(IPT_BASE_CTL + 3)
 #define IPT_SO_GET_MAX			IPT_SO_GET_REVISION_TARGET
 
-#define IPT_CONTINUE XT_CONTINUE
-#define IPT_RETURN XT_RETURN
-
-#include <linux/netfilter/xt_tcpudp.h>
-#define ipt_udp xt_udp
-#define ipt_tcp xt_tcp
-
-#define IPT_TCP_INV_SRCPT	XT_TCP_INV_SRCPT
-#define IPT_TCP_INV_DSTPT	XT_TCP_INV_DSTPT
-#define IPT_TCP_INV_FLAGS	XT_TCP_INV_FLAGS
-#define IPT_TCP_INV_OPTION	XT_TCP_INV_OPTION
-#define IPT_TCP_INV_MASK	XT_TCP_INV_MASK
-
-#define IPT_UDP_INV_SRCPT	XT_UDP_INV_SRCPT
-#define IPT_UDP_INV_DSTPT	XT_UDP_INV_DSTPT
-#define IPT_UDP_INV_MASK	XT_UDP_INV_MASK
-
 /* ICMP matching stuff */
 struct ipt_icmp {
 	u_int8_t type;				/* type to match */
@@ -140,7 +152,7 @@
 /* The argument to IPT_SO_GET_INFO */
 struct ipt_getinfo {
 	/* Which table: caller fills this in. */
-	char name[IPT_TABLE_MAXNAMELEN];
+	char name[XT_TABLE_MAXNAMELEN];
 
 	/* Kernel fills these in. */
 	/* Which hook entry points are valid: bitmask */
@@ -162,7 +174,7 @@
 /* The argument to IPT_SO_SET_REPLACE. */
 struct ipt_replace {
 	/* Which table. */
-	char name[IPT_TABLE_MAXNAMELEN];
+	char name[XT_TABLE_MAXNAMELEN];
 
 	/* Which hook entry points are valid: bitmask.  You can't
            change this. */
@@ -190,13 +202,10 @@
 	struct ipt_entry entries[0];
 };
 
-/* The argument to IPT_SO_ADD_COUNTERS. */
-#define ipt_counters_info xt_counters_info
-
 /* The argument to IPT_SO_GET_ENTRIES. */
 struct ipt_get_entries {
 	/* Which table: user fills this in. */
-	char name[IPT_TABLE_MAXNAMELEN];
+	char name[XT_TABLE_MAXNAMELEN];
 
 	/* User fills this in: total entry size. */
 	unsigned int size;
@@ -205,26 +214,13 @@
 	struct ipt_entry entrytable[0];
 };
 
-/* Standard return verdict, or do jump. */
-#define IPT_STANDARD_TARGET XT_STANDARD_TARGET
-/* Error verdict. */
-#define IPT_ERROR_TARGET XT_ERROR_TARGET
-
 /* Helper functions */
-static __inline__ struct ipt_entry_target *
+static __inline__ struct xt_entry_target *
 ipt_get_target(struct ipt_entry *e)
 {
 	return (void *)e + e->target_offset;
 }
 
-/* fn returns 0 to continue iteration */
-#define IPT_MATCH_ITERATE(e, fn, args...) \
-	XT_MATCH_ITERATE(struct ipt_entry, e, fn, ## args)
-
-/* fn returns 0 to continue iteration */
-#define IPT_ENTRY_ITERATE(entries, size, fn, args...) \
-	XT_ENTRY_ITERATE(struct ipt_entry, entries, size, fn, ## args)
-
 /*
  *	Main firewall chains definitions and global var's definitions.
  */
diff --git a/include/linux/netlink.h b/include/linux/netlink.h
index eed51b0..f55ed8c 100644
--- a/include/linux/netlink.h
+++ b/include/linux/netlink.h
@@ -70,7 +70,7 @@
    Check		NLM_F_EXCL
  */
 
-#define NLMSG_ALIGNTO	4
+#define NLMSG_ALIGNTO	4U
 #define NLMSG_ALIGN(len) ( ((len)+NLMSG_ALIGNTO-1) & ~(NLMSG_ALIGNTO-1) )
 #define NLMSG_HDRLEN	 ((int) NLMSG_ALIGN(sizeof(struct nlmsghdr)))
 #define NLMSG_LENGTH(len) ((len)+NLMSG_ALIGN(NLMSG_HDRLEN))
diff --git a/include/linux/tc_ematch/tc_em_meta.h b/include/linux/tc_ematch/tc_em_meta.h
index 0864206..7138962 100644
--- a/include/linux/tc_ematch/tc_em_meta.h
+++ b/include/linux/tc_ematch/tc_em_meta.h
@@ -79,6 +79,7 @@
  	TCF_META_ID_SK_SENDMSG_OFF,
  	TCF_META_ID_SK_WRITE_PENDING,
 	TCF_META_ID_VLAN_TAG,
+	TCF_META_ID_RXHASH,
 	__TCF_META_ID_MAX
 };
 #define TCF_META_ID_MAX (__TCF_META_ID_MAX - 1)
diff --git a/include/linux/types.h b/include/linux/types.h
index 1bf5e5a..630cd3b 100644
--- a/include/linux/types.h
+++ b/include/linux/types.h
@@ -34,7 +34,15 @@
 typedef __u16 __bitwise __sum16;
 typedef __u32 __bitwise __wsum;
 
-/* this is a special 64bit data type that is 8-byte aligned */
+/*
+ * aligned_u64 should be used in defining kernel<->userspace ABIs to avoid
+ * common 32/64-bit compat problems.
+ * 64-bit values align to 4-byte boundaries on x86_32 (and possibly other
+ * architectures) and to 8-byte boundaries on 64-bit architetures.  The new
+ * aligned_64 type enforces 8-byte alignment so that structs containing
+ * aligned_64 values have the same alignment on 32-bit and 64-bit architectures.
+ * No conversions are necessary between 32-bit user-space and a 64-bit kernel.
+ */
 #define __aligned_u64 __u64 __attribute__((aligned(8)))
 #define __aligned_be64 __be64 __attribute__((aligned(8)))
 #define __aligned_le64 __le64 __attribute__((aligned(8)))