Merge branch 'master' of master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6

* 'master' of master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6: (42 commits)
  [IPV6]: Consolidate the ip6_pol_route_(input|output) pair
  [TCP]: Make snd_cwnd_cnt 32-bit
  [TCP]: Update the /proc/net/tcp documentation
  [NETNS]: Don't panic on creating the namespace's loopback
  [NEIGH]: Ensure that pneigh_lookup is protected with RTNL
  [INET]: kmalloc+memset -> kzalloc in frag_alloc_queue
  [ISDN]: Fix compile with CONFIG_ISDN_X25 disabled.
  [IPV6]: Replace sk_buff ** with sk_buff * in input handlers
  [SELINUX]: Update for netfilter ->hook() arg changes.
  [INET]: Consolidate the xxx_put
  [INET]: Small cleanup for xxx_put after evictor consolidation
  [INET]: Consolidate the xxx_evictor
  [INET]: Consolidate the xxx_frag_destroy
  [INET]: Consolidate xxx_the secret_rebuild
  [INET]: Consolidate the xxx_frag_kill
  [INET]: Collect common frag sysctl variables together
  [INET]: Collect frag queues management objects together
  [INET]: Move common fields from frag_queues in one place.
  [TG3]: Fix performance regression on 5705.
  [ISDN]: Remove local copy of device name to make sure renames work.
  ...

31 files changed, 144 insertions, 80 deletions

diff --git a/include/linux/if_bridge.h b/include/linux/if_bridge.h
index 99e3a1a..58e43e5 100644
--- a/include/linux/if_bridge.h
+++ b/include/linux/if_bridge.h
@@ -107,7 +107,7 @@ struct __fdb_entry
 extern void brioctl_set(int (*ioctl_hook)(struct net *, unsigned int, void __user *));
 extern struct sk_buff *(*br_handle_frame_hook)(struct net_bridge_port *p,
 					       struct sk_buff *skb);
-extern int (*br_should_route_hook)(struct sk_buff **pskb);
+extern int (*br_should_route_hook)(struct sk_buff *skb);
 
 #endif
 
diff --git a/include/linux/isdn.h b/include/linux/isdn.h
index ad09506..d5dda4b 100644
--- a/include/linux/isdn.h
+++ b/include/linux/isdn.h
@@ -286,7 +286,6 @@ typedef struct {
 /* Local interface-data */
 typedef struct isdn_net_local_s {
   ulong                  magic;
-  char                   name[10];     /* Name of device                   */
   struct net_device_stats stats;       /* Ethernet Statistics              */
   int                    isdn_device;  /* Index to isdn-device             */
   int                    isdn_channel; /* Index to isdn-channel            */
diff --git a/include/linux/netfilter.h b/include/linux/netfilter.h
index 1dd075e..16adac6 100644
--- a/include/linux/netfilter.h
+++ b/include/linux/netfilter.h
@@ -51,7 +51,7 @@ struct sk_buff;
 struct net_device;
 
 typedef unsigned int nf_hookfn(unsigned int hooknum,
-			       struct sk_buff **skb,
+			       struct sk_buff *skb,
 			       const struct net_device *in,
 			       const struct net_device *out,
 			       int (*okfn)(struct sk_buff *));
@@ -183,7 +183,7 @@ void nf_log_packet(int pf,
 		   struct nf_loginfo *li,
 		   const char *fmt, ...);
 
-int nf_hook_slow(int pf, unsigned int hook, struct sk_buff **pskb,
+int nf_hook_slow(int pf, unsigned int hook, struct sk_buff *skb,
 		 struct net_device *indev, struct net_device *outdev,
 		 int (*okfn)(struct sk_buff *), int thresh);
 
@@ -195,7 +195,7 @@ int nf_hook_slow(int pf, unsigned int hook, struct sk_buff **pskb,
  *	value indicates the packet has been consumed by the hook.
  */
 static inline int nf_hook_thresh(int pf, unsigned int hook,
-				 struct sk_buff **pskb,
+				 struct sk_buff *skb,
 				 struct net_device *indev,
 				 struct net_device *outdev,
 				 int (*okfn)(struct sk_buff *), int thresh,
@@ -207,14 +207,14 @@ static inline int nf_hook_thresh(int pf, unsigned int hook,
 	if (list_empty(&nf_hooks[pf][hook]))
 		return 1;
 #endif
-	return nf_hook_slow(pf, hook, pskb, indev, outdev, okfn, thresh);
+	return nf_hook_slow(pf, hook, skb, indev, outdev, okfn, thresh);
 }
 
-static inline int nf_hook(int pf, unsigned int hook, struct sk_buff **pskb,
+static inline int nf_hook(int pf, unsigned int hook, struct sk_buff *skb,
 			  struct net_device *indev, struct net_device *outdev,
 			  int (*okfn)(struct sk_buff *))
 {
-	return nf_hook_thresh(pf, hook, pskb, indev, outdev, okfn, INT_MIN, 1);
+	return nf_hook_thresh(pf, hook, skb, indev, outdev, okfn, INT_MIN, 1);
 }
                    
 /* Activate hook; either okfn or kfree_skb called, unless a hook
@@ -241,13 +241,13 @@ static inline int nf_hook(int pf, unsigned int hook, struct sk_buff **pskb,
 
 #define NF_HOOK_THRESH(pf, hook, skb, indev, outdev, okfn, thresh)	       \
 ({int __ret;								       \
-if ((__ret=nf_hook_thresh(pf, hook, &(skb), indev, outdev, okfn, thresh, 1)) == 1)\
+if ((__ret=nf_hook_thresh(pf, hook, (skb), indev, outdev, okfn, thresh, 1)) == 1)\
 	__ret = (okfn)(skb);						       \
 __ret;})
 
 #define NF_HOOK_COND(pf, hook, skb, indev, outdev, okfn, cond)		       \
 ({int __ret;								       \
-if ((__ret=nf_hook_thresh(pf, hook, &(skb), indev, outdev, okfn, INT_MIN, cond)) == 1)\
+if ((__ret=nf_hook_thresh(pf, hook, (skb), indev, outdev, okfn, INT_MIN, cond)) == 1)\
 	__ret = (okfn)(skb);						       \
 __ret;})
 
@@ -287,7 +287,7 @@ extern void nf_invalidate_cache(int pf);
 /* Call this before modifying an existing packet: ensures it is
    modifiable and linear to the point you care about (writable_len).
    Returns true or false. */
-extern int skb_make_writable(struct sk_buff **pskb, unsigned int writable_len);
+extern int skb_make_writable(struct sk_buff *skb, unsigned int writable_len);
 
 static inline void nf_csum_replace4(__sum16 *sum, __be32 from, __be32 to)
 {
@@ -317,7 +317,7 @@ struct nf_afinfo {
 				    unsigned int dataoff, u_int8_t protocol);
 	void		(*saveroute)(const struct sk_buff *skb,
 				     struct nf_info *info);
-	int		(*reroute)(struct sk_buff **skb,
+	int		(*reroute)(struct sk_buff *skb,
 				   const struct nf_info *info);
 	int		route_key_size;
 };
@@ -371,15 +371,15 @@ extern struct proc_dir_entry *proc_net_netfilter;
 #define NF_HOOK(pf, hook, skb, indev, outdev, okfn) (okfn)(skb)
 #define NF_HOOK_COND(pf, hook, skb, indev, outdev, okfn, cond) (okfn)(skb)
 static inline int nf_hook_thresh(int pf, unsigned int hook,
-				 struct sk_buff **pskb,
+				 struct sk_buff *skb,
 				 struct net_device *indev,
 				 struct net_device *outdev,
 				 int (*okfn)(struct sk_buff *), int thresh,
 				 int cond)
 {
-	return okfn(*pskb);
+	return okfn(skb);
 }
-static inline int nf_hook(int pf, unsigned int hook, struct sk_buff **pskb,
+static inline int nf_hook(int pf, unsigned int hook, struct sk_buff *skb,
 			  struct net_device *indev, struct net_device *outdev,
 			  int (*okfn)(struct sk_buff *))
 {
diff --git a/include/linux/netfilter/nf_conntrack_amanda.h b/include/linux/netfilter/nf_conntrack_amanda.h
index 26c2235..0bb5a69 100644
--- a/include/linux/netfilter/nf_conntrack_amanda.h
+++ b/include/linux/netfilter/nf_conntrack_amanda.h
@@ -2,7 +2,7 @@
 #define _NF_CONNTRACK_AMANDA_H
 /* AMANDA tracking. */
 
-extern unsigned int (*nf_nat_amanda_hook)(struct sk_buff **pskb,
+extern unsigned int (*nf_nat_amanda_hook)(struct sk_buff *skb,
 					  enum ip_conntrack_info ctinfo,
 					  unsigned int matchoff,
 					  unsigned int matchlen,
diff --git a/include/linux/netfilter/nf_conntrack_ftp.h b/include/linux/netfilter/nf_conntrack_ftp.h
index b7c360f..47727d7 100644
--- a/include/linux/netfilter/nf_conntrack_ftp.h
+++ b/include/linux/netfilter/nf_conntrack_ftp.h
@@ -32,7 +32,7 @@ struct nf_conntrack_expect;
 
 /* For NAT to hook in when we find a packet which describes what other
  * connection we should expect. */
-extern unsigned int (*nf_nat_ftp_hook)(struct sk_buff **pskb,
+extern unsigned int (*nf_nat_ftp_hook)(struct sk_buff *skb,
 				       enum ip_conntrack_info ctinfo,
 				       enum nf_ct_ftp_type type,
 				       unsigned int matchoff,
diff --git a/include/linux/netfilter/nf_conntrack_h323.h b/include/linux/netfilter/nf_conntrack_h323.h
index 08e2f49..aabd24a 100644
--- a/include/linux/netfilter/nf_conntrack_h323.h
+++ b/include/linux/netfilter/nf_conntrack_h323.h
@@ -36,27 +36,27 @@ extern void nf_conntrack_h245_expect(struct nf_conn *new,
 				     struct nf_conntrack_expect *this);
 extern void nf_conntrack_q931_expect(struct nf_conn *new,
 				     struct nf_conntrack_expect *this);
-extern int (*set_h245_addr_hook) (struct sk_buff **pskb,
+extern int (*set_h245_addr_hook) (struct sk_buff *skb,
 				  unsigned char **data, int dataoff,
 				  H245_TransportAddress *taddr,
 				  union nf_conntrack_address *addr,
 				  __be16 port);
-extern int (*set_h225_addr_hook) (struct sk_buff **pskb,
+extern int (*set_h225_addr_hook) (struct sk_buff *skb,
 				  unsigned char **data, int dataoff,
 				  TransportAddress *taddr,
 				  union nf_conntrack_address *addr,
 				  __be16 port);
-extern int (*set_sig_addr_hook) (struct sk_buff **pskb,
+extern int (*set_sig_addr_hook) (struct sk_buff *skb,
 				 struct nf_conn *ct,
 				 enum ip_conntrack_info ctinfo,
 				 unsigned char **data,
 				 TransportAddress *taddr, int count);
-extern int (*set_ras_addr_hook) (struct sk_buff **pskb,
+extern int (*set_ras_addr_hook) (struct sk_buff *skb,
 				 struct nf_conn *ct,
 				 enum ip_conntrack_info ctinfo,
 				 unsigned char **data,
 				 TransportAddress *taddr, int count);
-extern int (*nat_rtp_rtcp_hook) (struct sk_buff **pskb,
+extern int (*nat_rtp_rtcp_hook) (struct sk_buff *skb,
 				 struct nf_conn *ct,
 				 enum ip_conntrack_info ctinfo,
 				 unsigned char **data, int dataoff,
@@ -64,24 +64,24 @@ extern int (*nat_rtp_rtcp_hook) (struct sk_buff **pskb,
 				 __be16 port, __be16 rtp_port,
 				 struct nf_conntrack_expect *rtp_exp,
 				 struct nf_conntrack_expect *rtcp_exp);
-extern int (*nat_t120_hook) (struct sk_buff **pskb, struct nf_conn *ct,
+extern int (*nat_t120_hook) (struct sk_buff *skb, struct nf_conn *ct,
 			     enum ip_conntrack_info ctinfo,
 			     unsigned char **data, int dataoff,
 			     H245_TransportAddress *taddr, __be16 port,
 			     struct nf_conntrack_expect *exp);
-extern int (*nat_h245_hook) (struct sk_buff **pskb, struct nf_conn *ct,
+extern int (*nat_h245_hook) (struct sk_buff *skb, struct nf_conn *ct,
 			     enum ip_conntrack_info ctinfo,
 			     unsigned char **data, int dataoff,
 			     TransportAddress *taddr, __be16 port,
 			     struct nf_conntrack_expect *exp);
-extern int (*nat_callforwarding_hook) (struct sk_buff **pskb,
+extern int (*nat_callforwarding_hook) (struct sk_buff *skb,
 				       struct nf_conn *ct,
 				       enum ip_conntrack_info ctinfo,
 				       unsigned char **data, int dataoff,
 				       TransportAddress *taddr,
 				       __be16 port,
 				       struct nf_conntrack_expect *exp);
-extern int (*nat_q931_hook) (struct sk_buff **pskb, struct nf_conn *ct,
+extern int (*nat_q931_hook) (struct sk_buff *skb, struct nf_conn *ct,
 			     enum ip_conntrack_info ctinfo,
 			     unsigned char **data, TransportAddress *taddr,
 			     int idx, __be16 port,
diff --git a/include/linux/netfilter/nf_conntrack_irc.h b/include/linux/netfilter/nf_conntrack_irc.h
index 2ab6b82..36282bf 100644
--- a/include/linux/netfilter/nf_conntrack_irc.h
+++ b/include/linux/netfilter/nf_conntrack_irc.h
@@ -5,7 +5,7 @@
 
 #define IRC_PORT	6667
 
-extern unsigned int (*nf_nat_irc_hook)(struct sk_buff **pskb,
+extern unsigned int (*nf_nat_irc_hook)(struct sk_buff *skb,
 				       enum ip_conntrack_info ctinfo,
 				       unsigned int matchoff,
 				       unsigned int matchlen,
diff --git a/include/linux/netfilter/nf_conntrack_pptp.h b/include/linux/netfilter/nf_conntrack_pptp.h
index c93061f..2343549 100644
--- a/include/linux/netfilter/nf_conntrack_pptp.h
+++ b/include/linux/netfilter/nf_conntrack_pptp.h
@@ -301,13 +301,13 @@ struct nf_conn;
 struct nf_conntrack_expect;
 
 extern int
-(*nf_nat_pptp_hook_outbound)(struct sk_buff **pskb,
+(*nf_nat_pptp_hook_outbound)(struct sk_buff *skb,
 			     struct nf_conn *ct, enum ip_conntrack_info ctinfo,
 			     struct PptpControlHeader *ctlh,
 			     union pptp_ctrl_union *pptpReq);
 
 extern int
-(*nf_nat_pptp_hook_inbound)(struct sk_buff **pskb,
+(*nf_nat_pptp_hook_inbound)(struct sk_buff *skb,
 			    struct nf_conn *ct, enum ip_conntrack_info ctinfo,
 			    struct PptpControlHeader *ctlh,
 			    union pptp_ctrl_union *pptpReq);
diff --git a/include/linux/netfilter/nf_conntrack_sip.h b/include/linux/netfilter/nf_conntrack_sip.h
index bb7f204..9fff197 100644
--- a/include/linux/netfilter/nf_conntrack_sip.h
+++ b/include/linux/netfilter/nf_conntrack_sip.h
@@ -21,11 +21,11 @@ enum sip_header_pos {
 	POS_SDP_HEADER,
 };
 
-extern unsigned int (*nf_nat_sip_hook)(struct sk_buff **pskb,
+extern unsigned int (*nf_nat_sip_hook)(struct sk_buff *skb,
 				       enum ip_conntrack_info ctinfo,
 				       struct nf_conn *ct,
 				       const char **dptr);
-extern unsigned int (*nf_nat_sdp_hook)(struct sk_buff **pskb,
+extern unsigned int (*nf_nat_sdp_hook)(struct sk_buff *skb,
 				       enum ip_conntrack_info ctinfo,
 				       struct nf_conntrack_expect *exp,
 				       const char *dptr);
diff --git a/include/linux/netfilter/nf_conntrack_tftp.h b/include/linux/netfilter/nf_conntrack_tftp.h
index 0d79b7a..c78d38f 100644
--- a/include/linux/netfilter/nf_conntrack_tftp.h
+++ b/include/linux/netfilter/nf_conntrack_tftp.h
@@ -13,7 +13,7 @@ struct tftphdr {
 #define TFTP_OPCODE_ACK		4
 #define TFTP_OPCODE_ERROR	5
 
-extern unsigned int (*nf_nat_tftp_hook)(struct sk_buff **pskb,
+extern unsigned int (*nf_nat_tftp_hook)(struct sk_buff *skb,
 				        enum ip_conntrack_info ctinfo,
 				        struct nf_conntrack_expect *exp);
 
diff --git a/include/linux/netfilter/x_tables.h b/include/linux/netfilter/x_tables.h
index 64f425a8..03e6ce9 100644
--- a/include/linux/netfilter/x_tables.h
+++ b/include/linux/netfilter/x_tables.h
@@ -191,7 +191,7 @@ struct xt_target
 	/* Returns verdict. Argument order changed since 2.6.9, as this
 	   must now handle non-linear skbs, using skb_copy_bits and
 	   skb_ip_make_writable. */
-	unsigned int (*target)(struct sk_buff **pskb,
+	unsigned int (*target)(struct sk_buff *skb,
 			       const struct net_device *in,
 			       const struct net_device *out,
 			       unsigned int hooknum,
diff --git a/include/linux/netfilter_arp/arp_tables.h b/include/linux/netfilter_arp/arp_tables.h
index 584cd1b..2fc73fa 100644
--- a/include/linux/netfilter_arp/arp_tables.h
+++ b/include/linux/netfilter_arp/arp_tables.h
@@ -287,7 +287,7 @@ struct arpt_error
 extern int arpt_register_table(struct arpt_table *table,
 			       const struct arpt_replace *repl);
 extern void arpt_unregister_table(struct arpt_table *table);
-extern unsigned int arpt_do_table(struct sk_buff **pskb,
+extern unsigned int arpt_do_table(struct sk_buff *skb,
 				  unsigned int hook,
 				  const struct net_device *in,
 				  const struct net_device *out,
diff --git a/include/linux/netfilter_bridge/ebtables.h b/include/linux/netfilter_bridge/ebtables.h
index 94e0a7d..892f5b7 100644
--- a/include/linux/netfilter_bridge/ebtables.h
+++ b/include/linux/netfilter_bridge/ebtables.h
@@ -237,7 +237,7 @@ struct ebt_target
 	struct list_head list;
 	const char name[EBT_FUNCTION_MAXNAMELEN];
 	/* returns one of the standard verdicts */
-	int (*target)(struct sk_buff **pskb, unsigned int hooknr,
+	int (*target)(struct sk_buff *skb, unsigned int hooknr,
 	   const struct net_device *in, const struct net_device *out,
 	   const void *targetdata, unsigned int datalen);
 	/* 0 == let it in */
@@ -294,7 +294,7 @@ extern int ebt_register_watcher(struct ebt_watcher *watcher);
 extern void ebt_unregister_watcher(struct ebt_watcher *watcher);
 extern int ebt_register_target(struct ebt_target *target);
 extern void ebt_unregister_target(struct ebt_target *target);
-extern unsigned int ebt_do_table(unsigned int hook, struct sk_buff **pskb,
+extern unsigned int ebt_do_table(unsigned int hook, struct sk_buff *skb,
    const struct net_device *in, const struct net_device *out,
    struct ebt_table *table);
 
diff --git a/include/linux/netfilter_ipv4.h b/include/linux/netfilter_ipv4.h
index ceae87a..1a63adf 100644
--- a/include/linux/netfilter_ipv4.h
+++ b/include/linux/netfilter_ipv4.h
@@ -75,8 +75,8 @@ enum nf_ip_hook_priorities {
 #define SO_ORIGINAL_DST 80
 
 #ifdef __KERNEL__
-extern int ip_route_me_harder(struct sk_buff **pskb, unsigned addr_type);
-extern int ip_xfrm_me_harder(struct sk_buff **pskb);
+extern int ip_route_me_harder(struct sk_buff *skb, unsigned addr_type);
+extern int ip_xfrm_me_harder(struct sk_buff *skb);
 extern __sum16 nf_ip_checksum(struct sk_buff *skb, unsigned int hook,
 				   unsigned int dataoff, u_int8_t protocol);
 #endif /*__KERNEL__*/
diff --git a/include/linux/netfilter_ipv4/ip_tables.h b/include/linux/netfilter_ipv4/ip_tables.h
index e992cd6..d79ed69 100644
--- a/include/linux/netfilter_ipv4/ip_tables.h
+++ b/include/linux/netfilter_ipv4/ip_tables.h
@@ -337,7 +337,7 @@ struct ipt_error
 	.target.errorname = "ERROR",					       \
 }
 
-extern unsigned int ipt_do_table(struct sk_buff **pskb,
+extern unsigned int ipt_do_table(struct sk_buff *skb,
 				 unsigned int hook,
 				 const struct net_device *in,
 				 const struct net_device *out,
diff --git a/include/linux/netfilter_ipv6/ip6_tables.h b/include/linux/netfilter_ipv6/ip6_tables.h
index 9a720f0..7dc481c 100644
--- a/include/linux/netfilter_ipv6/ip6_tables.h
+++ b/include/linux/netfilter_ipv6/ip6_tables.h
@@ -336,7 +336,7 @@ extern void ip6t_init(void) __init;
 extern int ip6t_register_table(struct xt_table *table,
 			       const struct ip6t_replace *repl);
 extern void ip6t_unregister_table(struct xt_table *table);
-extern unsigned int ip6t_do_table(struct sk_buff **pskb,
+extern unsigned int ip6t_do_table(struct sk_buff *skb,
 				  unsigned int hook,
 				  const struct net_device *in,
 				  const struct net_device *out,
diff --git a/include/linux/skbuff.h b/include/linux/skbuff.h
index 8101e8b..f93f22b 100644
--- a/include/linux/skbuff.h
+++ b/include/linux/skbuff.h
@@ -357,6 +357,7 @@ static inline struct sk_buff *alloc_skb_fclone(unsigned int size,
 }
 
 extern void	       kfree_skbmem(struct sk_buff *skb);
+extern struct sk_buff *skb_morph(struct sk_buff *dst, struct sk_buff *src);
 extern struct sk_buff *skb_clone(struct sk_buff *skb,
 				 gfp_t priority);
 extern struct sk_buff *skb_copy(const struct sk_buff *skb,
diff --git a/include/linux/tcp.h b/include/linux/tcp.h
index c5b94c1..bac17c5 100644
--- a/include/linux/tcp.h
+++ b/include/linux/tcp.h
@@ -315,7 +315,7 @@ struct tcp_sock {
  */
  	u32	snd_ssthresh;	/* Slow start size threshold		*/
  	u32	snd_cwnd;	/* Sending congestion window		*/
- 	u16	snd_cwnd_cnt;	/* Linear increase counter		*/
+	u32	snd_cwnd_cnt;	/* Linear increase counter		*/
 	u32	snd_cwnd_clamp; /* Do not allow snd_cwnd to grow above this */
 	u32	snd_cwnd_used;
 	u32	snd_cwnd_stamp;
diff --git a/include/net/inet_frag.h b/include/net/inet_frag.h
new file mode 100644
index 0000000..911c2cd
--- /dev/null
+++ b/include/net/inet_frag.h
@@ -0,0 +1,60 @@
+#ifndef __NET_FRAG_H__
+#define __NET_FRAG_H__
+
+struct inet_frag_queue {
+	struct hlist_node	list;
+	struct list_head	lru_list;   /* lru list member */
+	spinlock_t		lock;
+	atomic_t		refcnt;
+	struct timer_list	timer;      /* when will this queue expire? */
+	struct sk_buff		*fragments; /* list of received fragments */
+	ktime_t			stamp;
+	int			len;        /* total length of orig datagram */
+	int			meat;
+	__u8			last_in;    /* first/last segment arrived? */
+
+#define COMPLETE		4
+#define FIRST_IN		2
+#define LAST_IN			1
+};
+
+#define INETFRAGS_HASHSZ		64
+
+struct inet_frags_ctl {
+	int high_thresh;
+	int low_thresh;
+	int timeout;
+	int secret_interval;
+};
+
+struct inet_frags {
+	struct list_head	lru_list;
+	struct hlist_head	hash[INETFRAGS_HASHSZ];
+	rwlock_t		lock;
+	u32			rnd;
+	int			nqueues;
+	int			qsize;
+	atomic_t		mem;
+	struct timer_list	secret_timer;
+	struct inet_frags_ctl	*ctl;
+
+	unsigned int		(*hashfn)(struct inet_frag_queue *);
+	void			(*destructor)(struct inet_frag_queue *);
+	void			(*skb_free)(struct sk_buff *);
+};
+
+void inet_frags_init(struct inet_frags *);
+void inet_frags_fini(struct inet_frags *);
+
+void inet_frag_kill(struct inet_frag_queue *q, struct inet_frags *f);
+void inet_frag_destroy(struct inet_frag_queue *q,
+				struct inet_frags *f, int *work);
+int inet_frag_evictor(struct inet_frags *f);
+
+static inline void inet_frag_put(struct inet_frag_queue *q, struct inet_frags *f)
+{
+	if (atomic_dec_and_test(&q->refcnt))
+		inet_frag_destroy(q, f, NULL);
+}
+
+#endif
diff --git a/include/net/ip.h b/include/net/ip.h
index 3af3ed9..840dd91 100644
--- a/include/net/ip.h
+++ b/include/net/ip.h
@@ -160,6 +160,7 @@ DECLARE_SNMP_STAT(struct ipstats_mib, ip_statistics);
 #define IP_INC_STATS(field)		SNMP_INC_STATS(ip_statistics, field)
 #define IP_INC_STATS_BH(field)		SNMP_INC_STATS_BH(ip_statistics, field)
 #define IP_INC_STATS_USER(field) 	SNMP_INC_STATS_USER(ip_statistics, field)
+#define IP_ADD_STATS_BH(field, val)	SNMP_ADD_STATS_BH(ip_statistics, field, val)
 DECLARE_SNMP_STAT(struct linux_mib, net_statistics);
 #define NET_INC_STATS(field)		SNMP_INC_STATS(net_statistics, field)
 #define NET_INC_STATS_BH(field)		SNMP_INC_STATS_BH(net_statistics, field)
@@ -177,10 +178,8 @@ extern int sysctl_ip_default_ttl;
 extern int sysctl_ip_nonlocal_bind;
 
 /* From ip_fragment.c */
-extern int sysctl_ipfrag_high_thresh; 
-extern int sysctl_ipfrag_low_thresh;
-extern int sysctl_ipfrag_time;
-extern int sysctl_ipfrag_secret_interval;
+struct inet_frags_ctl;
+extern struct inet_frags_ctl ip4_frags_ctl;
 extern int sysctl_ipfrag_max_dist;
 
 /* From inetpeer.c */
@@ -332,9 +331,9 @@ enum ip_defrag_users
 	IP_DEFRAG_VS_FWD
 };
 
-struct sk_buff *ip_defrag(struct sk_buff *skb, u32 user);
-extern int ip_frag_nqueues;
-extern atomic_t ip_frag_mem;
+int ip_defrag(struct sk_buff *skb, u32 user);
+int ip_frag_mem(void);
+int ip_frag_nqueues(void);
 
 /*
  *	Functions provided by ip_forward.c
diff --git a/include/net/ip_vs.h b/include/net/ip_vs.h
index 672564e..4187056 100644
--- a/include/net/ip_vs.h
+++ b/include/net/ip_vs.h
@@ -464,10 +464,10 @@ struct ip_vs_protocol {
 			unsigned int proto_off,
 			int inverse);
 
-	int (*snat_handler)(struct sk_buff **pskb,
+	int (*snat_handler)(struct sk_buff *skb,
 			    struct ip_vs_protocol *pp, struct ip_vs_conn *cp);
 
-	int (*dnat_handler)(struct sk_buff **pskb,
+	int (*dnat_handler)(struct sk_buff *skb,
 			    struct ip_vs_protocol *pp, struct ip_vs_conn *cp);
 
 	int (*csum_check)(struct sk_buff *skb, struct ip_vs_protocol *pp);
@@ -654,11 +654,11 @@ struct ip_vs_app
 
 	/* output hook: return false if can't linearize. diff set for TCP.  */
 	int (*pkt_out)(struct ip_vs_app *, struct ip_vs_conn *,
-		       struct sk_buff **, int *diff);
+		       struct sk_buff *, int *diff);
 
 	/* input hook: return false if can't linearize. diff set for TCP. */
 	int (*pkt_in)(struct ip_vs_app *, struct ip_vs_conn *,
-		      struct sk_buff **, int *diff);
+		      struct sk_buff *, int *diff);
 
 	/* ip_vs_app initializer */
 	int (*init_conn)(struct ip_vs_app *, struct ip_vs_conn *);
@@ -832,8 +832,8 @@ register_ip_vs_app_inc(struct ip_vs_app *app, __u16 proto, __u16 port);
 extern int ip_vs_app_inc_get(struct ip_vs_app *inc);
 extern void ip_vs_app_inc_put(struct ip_vs_app *inc);
 
-extern int ip_vs_app_pkt_out(struct ip_vs_conn *, struct sk_buff **pskb);
-extern int ip_vs_app_pkt_in(struct ip_vs_conn *, struct sk_buff **pskb);
+extern int ip_vs_app_pkt_out(struct ip_vs_conn *, struct sk_buff *skb);
+extern int ip_vs_app_pkt_in(struct ip_vs_conn *, struct sk_buff *skb);
 extern int ip_vs_skb_replace(struct sk_buff *skb, gfp_t pri,
 			     char *o_buf, int o_len, char *n_buf, int n_len);
 extern int ip_vs_app_init(void);
@@ -984,7 +984,6 @@ static inline char ip_vs_fwd_tag(struct ip_vs_conn *cp)
 	return fwd;
 }
 
-extern int ip_vs_make_skb_writable(struct sk_buff **pskb, int len);
 extern void ip_vs_nat_icmp(struct sk_buff *skb, struct ip_vs_protocol *pp,
 		struct ip_vs_conn *cp, int dir);
 
diff --git a/include/net/ipv6.h b/include/net/ipv6.h
index 31b3f1b..cc796cb 100644
--- a/include/net/ipv6.h
+++ b/include/net/ipv6.h
@@ -120,12 +120,21 @@ extern int sysctl_mld_max_msf;
 	SNMP_INC_STATS##modifier(statname##_statistics, (field));	\
 })
 
+#define _DEVADD(statname, modifier, idev, field, val)			\
+({									\
+	struct inet6_dev *_idev = (idev);				\
+	if (likely(_idev != NULL))					\
+		SNMP_ADD_STATS##modifier((_idev)->stats.statname, (field), (val)); \
+	SNMP_ADD_STATS##modifier(statname##_statistics, (field), (val));\
+})
+
 /* MIBs */
 DECLARE_SNMP_STAT(struct ipstats_mib, ipv6_statistics);
 
 #define IP6_INC_STATS(idev,field)	_DEVINC(ipv6, , idev, field)
 #define IP6_INC_STATS_BH(idev,field)	_DEVINC(ipv6, _BH, idev, field)
 #define IP6_INC_STATS_USER(idev,field)	_DEVINC(ipv6, _USER, idev, field)
+#define IP6_ADD_STATS_BH(idev,field,val) _DEVADD(ipv6, _BH, idev, field, val)
 
 DECLARE_SNMP_STAT(struct icmpv6_mib, icmpv6_statistics);
 DECLARE_SNMP_STAT(struct icmpv6msg_mib, icmpv6msg_statistics);
@@ -240,7 +249,7 @@ extern int 			ip6_ra_control(struct sock *sk, int sel,
 					       void (*destructor)(struct sock *));
 
 
-extern int			ipv6_parse_hopopts(struct sk_buff **skbp);
+extern int			ipv6_parse_hopopts(struct sk_buff *skb);
 
 extern struct ipv6_txoptions *  ipv6_dup_options(struct sock *sk, struct ipv6_txoptions *opt);
 extern struct ipv6_txoptions *	ipv6_renew_options(struct sock *sk, struct ipv6_txoptions *opt,
@@ -252,8 +261,8 @@ struct ipv6_txoptions *ipv6_fixup_options(struct ipv6_txoptions *opt_space,
 
 extern int ipv6_opt_accepted(struct sock *sk, struct sk_buff *skb);
 
-extern int ip6_frag_nqueues;
-extern atomic_t ip6_frag_mem;
+int ip6_frag_nqueues(void);
+int ip6_frag_mem(void);
 
 #define IPV6_FRAG_TIMEOUT	(60*HZ)		/* 60 seconds */
 
@@ -565,10 +574,8 @@ extern int inet6_hash_connect(struct inet_timewait_death_row *death_row,
 /*
  * reassembly.c
  */
-extern int sysctl_ip6frag_high_thresh;
-extern int sysctl_ip6frag_low_thresh;
-extern int sysctl_ip6frag_time;
-extern int sysctl_ip6frag_secret_interval;
+struct inet_frags_ctl;
+extern struct inet_frags_ctl ip6_frags_ctl;
 
 extern const struct proto_ops inet6_stream_ops;
 extern const struct proto_ops inet6_dgram_ops;
diff --git a/include/net/netfilter/ipv6/nf_conntrack_ipv6.h b/include/net/netfilter/ipv6/nf_conntrack_ipv6.h
index 070d12c..f703533 100644
--- a/include/net/netfilter/ipv6/nf_conntrack_ipv6.h
+++ b/include/net/netfilter/ipv6/nf_conntrack_ipv6.h
@@ -15,8 +15,7 @@ extern void nf_ct_frag6_output(unsigned int hooknum, struct sk_buff *skb,
 			       struct net_device *out,
 			       int (*okfn)(struct sk_buff *));
 
-extern unsigned int nf_ct_frag6_timeout;
-extern unsigned int nf_ct_frag6_low_thresh;
-extern unsigned int nf_ct_frag6_high_thresh;
+struct inet_frags_ctl;
+extern struct inet_frags_ctl nf_frags_ctl;
 
 #endif /* _NF_CONNTRACK_IPV6_H*/
diff --git a/include/net/netfilter/nf_conntrack_core.h b/include/net/netfilter/nf_conntrack_core.h
index 4056f5f..a532e7b 100644
--- a/include/net/netfilter/nf_conntrack_core.h
+++ b/include/net/netfilter/nf_conntrack_core.h
@@ -22,7 +22,7 @@
    of connection tracking. */
 extern unsigned int nf_conntrack_in(int pf,
 				    unsigned int hooknum,
-				    struct sk_buff **pskb);
+				    struct sk_buff *skb);
 
 extern int nf_conntrack_init(void);
 extern void nf_conntrack_cleanup(void);
@@ -60,17 +60,17 @@ nf_ct_invert_tuple(struct nf_conntrack_tuple *inverse,
 extern struct nf_conntrack_tuple_hash *
 nf_conntrack_find_get(const struct nf_conntrack_tuple *tuple);
 
-extern int __nf_conntrack_confirm(struct sk_buff **pskb);
+extern int __nf_conntrack_confirm(struct sk_buff *skb);
 
 /* Confirm a connection: returns NF_DROP if packet must be dropped. */
-static inline int nf_conntrack_confirm(struct sk_buff **pskb)
+static inline int nf_conntrack_confirm(struct sk_buff *skb)
 {
-	struct nf_conn *ct = (struct nf_conn *)(*pskb)->nfct;
+	struct nf_conn *ct = (struct nf_conn *)skb->nfct;
 	int ret = NF_ACCEPT;
 
 	if (ct) {
 		if (!nf_ct_is_confirmed(ct) && !nf_ct_is_dying(ct))
-			ret = __nf_conntrack_confirm(pskb);
+			ret = __nf_conntrack_confirm(skb);
 		nf_ct_deliver_cached_events(ct);
 	}
 	return ret;
diff --git a/include/net/netfilter/nf_conntrack_helper.h b/include/net/netfilter/nf_conntrack_helper.h
index 0dcc4c8..d7b2d54 100644
--- a/include/net/netfilter/nf_conntrack_helper.h
+++ b/include/net/netfilter/nf_conntrack_helper.h
@@ -29,7 +29,7 @@ struct nf_conntrack_helper
 
 	/* Function to call when data passes; return verdict, or -1 to
            invalidate. */
-	int (*help)(struct sk_buff **pskb,
+	int (*help)(struct sk_buff *skb,
 		    unsigned int protoff,
 		    struct nf_conn *ct,
 		    enum ip_conntrack_info conntrackinfo);
diff --git a/include/net/netfilter/nf_nat_core.h b/include/net/netfilter/nf_nat_core.h
index c3cd127..f29eeb9 100644
--- a/include/net/netfilter/nf_nat_core.h
+++ b/include/net/netfilter/nf_nat_core.h
@@ -10,12 +10,12 @@
 extern unsigned int nf_nat_packet(struct nf_conn *ct,
 				  enum ip_conntrack_info ctinfo,
 				  unsigned int hooknum,
-				  struct sk_buff **pskb);
+				  struct sk_buff *skb);
 
 extern int nf_nat_icmp_reply_translation(struct nf_conn *ct,
 					 enum ip_conntrack_info ctinfo,
 					 unsigned int hooknum,
-					 struct sk_buff **pskb);
+					 struct sk_buff *skb);
 
 static inline int nf_nat_initialized(struct nf_conn *ct,
 				     enum nf_nat_manip_type manip)
diff --git a/include/net/netfilter/nf_nat_helper.h b/include/net/netfilter/nf_nat_helper.h
index ec98ecf..58dd226 100644
--- a/include/net/netfilter/nf_nat_helper.h
+++ b/include/net/netfilter/nf_nat_helper.h
@@ -7,21 +7,21 @@
 struct sk_buff;
 
 /* These return true or false. */
-extern int nf_nat_mangle_tcp_packet(struct sk_buff **skb,
+extern int nf_nat_mangle_tcp_packet(struct sk_buff *skb,
 				    struct nf_conn *ct,
 				    enum ip_conntrack_info ctinfo,
 				    unsigned int match_offset,
 				    unsigned int match_len,
 				    const char *rep_buffer,
 				    unsigned int rep_len);
-extern int nf_nat_mangle_udp_packet(struct sk_buff **skb,
+extern int nf_nat_mangle_udp_packet(struct sk_buff *skb,
 				    struct nf_conn *ct,
 				    enum ip_conntrack_info ctinfo,
 				    unsigned int match_offset,
 				    unsigned int match_len,
 				    const char *rep_buffer,
 				    unsigned int rep_len);
-extern int nf_nat_seq_adjust(struct sk_buff **pskb,
+extern int nf_nat_seq_adjust(struct sk_buff *skb,
 			     struct nf_conn *ct,
 			     enum ip_conntrack_info ctinfo);
 
diff --git a/include/net/netfilter/nf_nat_protocol.h b/include/net/netfilter/nf_nat_protocol.h
index 14c7b2d..04578bf 100644
--- a/include/net/netfilter/nf_nat_protocol.h
+++ b/include/net/netfilter/nf_nat_protocol.h
@@ -18,7 +18,7 @@ struct nf_nat_protocol
 
 	/* Translate a packet to the target according to manip type.
 	   Return true if succeeded. */
-	int (*manip_pkt)(struct sk_buff **pskb,
+	int (*manip_pkt)(struct sk_buff *skb,
 			 unsigned int iphdroff,
 			 const struct nf_conntrack_tuple *tuple,
 			 enum nf_nat_manip_type maniptype);
diff --git a/include/net/netfilter/nf_nat_rule.h b/include/net/netfilter/nf_nat_rule.h
index f974318..75d1825 100644
--- a/include/net/netfilter/nf_nat_rule.h
+++ b/include/net/netfilter/nf_nat_rule.h
@@ -6,7 +6,7 @@
 
 extern int nf_nat_rule_init(void) __init;
 extern void nf_nat_rule_cleanup(void);
-extern int nf_nat_rule_find(struct sk_buff **pskb,
+extern int nf_nat_rule_find(struct sk_buff *skb,
 			    unsigned int hooknum,
 			    const struct net_device *in,
 			    const struct net_device *out,
diff --git a/include/net/protocol.h b/include/net/protocol.h
index 105bf12..1166ffb 100644
--- a/include/net/protocol.h
+++ b/include/net/protocol.h
@@ -45,7 +45,7 @@ struct net_protocol {
 #if defined(CONFIG_IPV6) || defined (CONFIG_IPV6_MODULE)
 struct inet6_protocol 
 {
-	int	(*handler)(struct sk_buff **skb);
+	int	(*handler)(struct sk_buff *skb);
 
 	void	(*err_handler)(struct sk_buff *skb,
 			       struct inet6_skb_parm *opt,
diff --git a/include/net/xfrm.h b/include/net/xfrm.h
index 77be396..0e84484 100644
--- a/include/net/xfrm.h
+++ b/include/net/xfrm.h
@@ -1051,7 +1051,7 @@ extern int xfrm4_output(struct sk_buff *skb);
 extern int xfrm4_tunnel_register(struct xfrm_tunnel *handler, unsigned short family);
 extern int xfrm4_tunnel_deregister(struct xfrm_tunnel *handler, unsigned short family);
 extern int xfrm6_rcv_spi(struct sk_buff *skb, __be32 spi);
-extern int xfrm6_rcv(struct sk_buff **pskb);
+extern int xfrm6_rcv(struct sk_buff *skb);
 extern int xfrm6_input_addr(struct sk_buff *skb, xfrm_address_t *daddr,
 			    xfrm_address_t *saddr, u8 proto);
 extern int xfrm6_tunnel_register(struct xfrm6_tunnel *handler, unsigned short family);