[INET_TIMEWAIT_SOCK]: Reorganize struct inet_timewait_sock to save some bytes
Arnaldo Carvalho de Melo [Sun, 3 Feb 2008 12:08:26 +0000 (04:08 -0800)]
/home/acme/git/net-2.6/net/ipv6/tcp_ipv6.c:
  struct inet_timewait_sock |   -8
  struct tcp_timewait_sock  |   -8
 2 structs changed
  tcp_v6_rcv                |   -6
 1 function changed, 6 bytes removed, diff: -6

Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

include/net/inet_timewait_sock.h

index 67e9250..296547b 100644 (file)
@@ -116,6 +116,7 @@ struct inet_timewait_sock {
 #define tw_hash                        __tw_common.skc_hash
 #define tw_prot                        __tw_common.skc_prot
 #define tw_net                 __tw_common.skc_net
+       int                     tw_timeout;
        volatile unsigned char  tw_substate;
        /* 3 bits hole, try to pack */
        unsigned char           tw_rcv_wscale;
@@ -130,7 +131,6 @@ struct inet_timewait_sock {
        __u8                    tw_ipv6only:1;
        /* 15 bits hole, try to pack */
        __u16                   tw_ipv6_offset;
-       int                     tw_timeout;
        unsigned long           tw_ttd;
        struct inet_bind_bucket *tw_tb;
        struct hlist_node       tw_death_node;