[PATCH] bitops: m32r: use generic bitops

[powerpc.git] / include / linux / skbuff.h

diff --git a/include/linux/skbuff.h b/include/linux/skbuff.h
index 483cfc4..613b951 100644 (file)
--- a/include/linux/skbuff.h
+++ b/include/linux/skbuff.h
@@ -251,7 +251,7 @@ struct sk_buff {
         * want to keep them across layers you have to do a skb_clone()
         * first. This is owned by whoever has the skb queued ATM.
         */
-       char                    cb[40];
+       char                    cb[48];
 
        unsigned int            len,
                                data_len,
@@ -270,7 +270,6 @@ struct sk_buff {
 
        void                    (*destructor)(struct sk_buff *skb);
 #ifdef CONFIG_NETFILTER
-       __u32                   nfmark;
        struct nf_conntrack     *nfct;
 #if defined(CONFIG_NF_CONNTRACK) || defined(CONFIG_NF_CONNTRACK_MODULE)
        struct sk_buff          *nfct_reasm;
@@ -278,6 +277,7 @@ struct sk_buff {
 #ifdef CONFIG_BRIDGE_NETFILTER
        struct nf_bridge_info   *nf_bridge;
 #endif
+       __u32                   nfmark;
 #endif /* CONFIG_NETFILTER */
 #ifdef CONFIG_NET_SCHED
        __u16                   tc_index;       /* traffic control index */
@@ -304,6 +304,7 @@ struct sk_buff {
 
 #include <asm/system.h>
 
+extern void kfree_skb(struct sk_buff *skb);
 extern void           __kfree_skb(struct sk_buff *skb);
 extern struct sk_buff *__alloc_skb(unsigned int size,
                                   gfp_t priority, int fclone);
@@ -403,22 +404,6 @@ static inline struct sk_buff *skb_get(struct sk_buff *skb)
  * atomic change.
  */
 
-/**
- *     kfree_skb - free an sk_buff
- *     @skb: buffer to free
- *
- *     Drop a reference to the buffer and free it if the usage count has
- *     hit zero.
- */
-static inline void kfree_skb(struct sk_buff *skb)
-{
-       if (likely(atomic_read(&skb->users) == 1))
-               smp_rmb();
-       else if (likely(!atomic_dec_and_test(&skb->users)))
-               return;
-       __kfree_skb(skb);
-}
-
 /**
  *     skb_cloned - is the buffer a clone
  *     @skb: buffer to check
@@ -926,7 +911,7 @@ static inline int skb_tailroom(const struct sk_buff *skb)
  *     Increase the headroom of an empty &sk_buff by reducing the tail
  *     room. This is only allowed for an empty buffer.
  */
-static inline void skb_reserve(struct sk_buff *skb, unsigned int len)
+static inline void skb_reserve(struct sk_buff *skb, int len)
 {
        skb->data += len;
        skb->tail += len;
@@ -1174,12 +1159,14 @@ static inline int skb_linearize(struct sk_buff *skb, gfp_t gfp)
  */
 
 static inline void skb_postpull_rcsum(struct sk_buff *skb,
-                                        const void *start, int len)
+                                     const void *start, unsigned int len)
 {
        if (skb->ip_summed == CHECKSUM_HW)
                skb->csum = csum_sub(skb->csum, csum_partial(start, len, 0));
 }
 
+unsigned char *skb_pull_rcsum(struct sk_buff *skb, unsigned int len);
+
 /**
  *     pskb_trim_rcsum - trim received skb and update checksum
  *     @skb: buffer to trim
@@ -1351,16 +1338,6 @@ static inline void nf_conntrack_put_reasm(struct sk_buff *skb)
                kfree_skb(skb);
 }
 #endif
-static inline void nf_reset(struct sk_buff *skb)
-{
-       nf_conntrack_put(skb->nfct);
-       skb->nfct = NULL;
-#if defined(CONFIG_NF_CONNTRACK) || defined(CONFIG_NF_CONNTRACK_MODULE)
-       nf_conntrack_put_reasm(skb->nfct_reasm);
-       skb->nfct_reasm = NULL;
-#endif
-}
-
 #ifdef CONFIG_BRIDGE_NETFILTER
 static inline void nf_bridge_put(struct nf_bridge_info *nf_bridge)
 {
@@ -1373,6 +1350,20 @@ static inline void nf_bridge_get(struct nf_bridge_info *nf_bridge)
                atomic_inc(&nf_bridge->use);
 }
 #endif /* CONFIG_BRIDGE_NETFILTER */
+static inline void nf_reset(struct sk_buff *skb)
+{
+       nf_conntrack_put(skb->nfct);
+       skb->nfct = NULL;
+#if defined(CONFIG_NF_CONNTRACK) || defined(CONFIG_NF_CONNTRACK_MODULE)
+       nf_conntrack_put_reasm(skb->nfct_reasm);
+       skb->nfct_reasm = NULL;
+#endif
+#ifdef CONFIG_BRIDGE_NETFILTER
+       nf_bridge_put(skb->nf_bridge);
+       skb->nf_bridge = NULL;
+#endif
+}
+
 #else /* CONFIG_NETFILTER */
 static inline void nf_reset(struct sk_buff *skb) {}
 #endif /* CONFIG_NETFILTER */