[PATCH] NFS: Make searching and waiting on busy writeback requests more efficient.

[safe/jmp/linux-2.6] / include / linux / skbuff.h

diff --git a/include/linux/skbuff.h b/include/linux/skbuff.h
index 9f2d75e..d7c839a 100644 (file)
--- a/include/linux/skbuff.h
+++ b/include/linux/skbuff.h
@@ -83,12 +83,6 @@
  *     Any questions? No questions, good.              --ANK
  */
 
-#ifdef __i386__
-#define NET_CALLER(arg) (*(((void **)&arg) - 1))
-#else
-#define NET_CALLER(arg) __builtin_return_address(0)
-#endif
-
 struct net_device;
 
 #ifdef CONFIG_NETFILTER
@@ -173,13 +167,14 @@ struct skb_shared_info {
  *     @h: Transport layer header
  *     @nh: Network layer header
  *     @mac: Link layer header
- *     @dst: FIXME: Describe this field
+ *     @dst: destination entry
+ *     @sp: the security path, used for xfrm
  *     @cb: Control buffer. Free for use by every layer. Put private vars here
  *     @len: Length of actual data
  *     @data_len: Data length
  *     @mac_len: Length of link layer header
  *     @csum: Checksum
- *     @__unused: Dead field, may be reused
+ *     @local_df: allow local fragmentation
  *     @cloned: Head may be cloned (check refcnt to be sure)
  *     @nohdr: Payload reference only, must not modify header
  *     @pkt_type: Packet class
@@ -198,7 +193,6 @@ struct skb_shared_info {
  *     @nfcache: Cache info
  *     @nfct: Associated connection, if any
  *     @nfctinfo: Relationship of this skb to the connection
- *     @nf_debug: Netfilter debugging
  *     @nf_bridge: Saved data about a bridged frame - see br_netfilter.c
  *      @private: Data which is private to the HIPPI implementation
  *     @tc_index: Traffic control index
@@ -269,9 +263,6 @@ struct sk_buff {
        __u32                   nfcache;
        __u32                   nfctinfo;
        struct nf_conntrack     *nfct;
-#ifdef CONFIG_NETFILTER_DEBUG
-        unsigned int           nf_debug;
-#endif
 #ifdef CONFIG_BRIDGE_NETFILTER
        struct nf_bridge_info   *nf_bridge;
 #endif
@@ -974,6 +965,7 @@ static inline void __skb_queue_purge(struct sk_buff_head *list)
                kfree_skb(skb);
 }
 
+#ifndef CONFIG_HAVE_ARCH_DEV_ALLOC_SKB
 /**
  *     __dev_alloc_skb - allocate an skbuff for sending
  *     @length: length to allocate
@@ -986,7 +978,6 @@ static inline void __skb_queue_purge(struct sk_buff_head *list)
  *
  *     %NULL is returned in there is no free memory.
  */
-#ifndef CONFIG_HAVE_ARCH_DEV_ALLOC_SKB
 static inline struct sk_buff *__dev_alloc_skb(unsigned int length,
                                              int gfp_mask)
 {
@@ -1224,15 +1215,6 @@ static inline void nf_reset(struct sk_buff *skb)
 {
        nf_conntrack_put(skb->nfct);
        skb->nfct = NULL;
-#ifdef CONFIG_NETFILTER_DEBUG
-       skb->nf_debug = 0;
-#endif
-}
-static inline void nf_reset_debug(struct sk_buff *skb)
-{
-#ifdef CONFIG_NETFILTER_DEBUG
-       skb->nf_debug = 0;
-#endif
 }
 
 #ifdef CONFIG_BRIDGE_NETFILTER