[NET]: Reduce size of struct sk_buff on 64 bit architectures

Move skb->nf_mark next to skb->tc_index to remove a 4 byte hole between
skb->nfmark and skb->nfct and another one between skb->users and skb->head
when CONFIG_NETFILTER, CONFIG_NET_SCHED and CONFIG_NET_CLS_ACT are enabled.
For all other combinations the size stays the same.

Signed-off-by: Patrick McHardy <[EMAIL PROTECTED]>

---
commit 15e9ad873bcf3f95c69ad014ffc08ccd5e826601
tree a1fd77ae7e1addaf51ebda6525bee9cdf6615288
parent 18a4144028f056b77d6576d4eb284246e9c7ea97
author Patrick McHardy <[EMAIL PROTECTED]> Sun, 22 Jan 2006 23:07:25 +0100
committer Patrick McHardy <[EMAIL PROTECTED]> Sun, 22 Jan 2006 23:07:25 +0100

 include/linux/skbuff.h |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/include/linux/skbuff.h b/include/linux/skbuff.h
index ad7cc22..838ce0f 100644
--- a/include/linux/skbuff.h
+++ b/include/linux/skbuff.h
@@ -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 */

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