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| author | Eric Dumazet <dada1@cosmosbay.com> | 2007-11-05 23:39:16 -0800 |
|---|---|---|
| committer | David S. Miller <davem@sunset.davemloft.net> | 2007-11-07 04:08:58 -0800 |
| commit | 47a31a6ffcca3b55149bccd5b99763e5eea60ac4 (patch) | |
| tree | de45b7c03799f16e717b9bf63b249bfe5f0f19a4 /net/ipv4/tcp_ipv4.c | |
| parent | 286ab3d46058840d68e5d7d52e316c1f7e98c59f (diff) | |
| download | linux-3.10-47a31a6ffcca3b55149bccd5b99763e5eea60ac4.tar.gz linux-3.10-47a31a6ffcca3b55149bccd5b99763e5eea60ac4.tar.bz2 linux-3.10-47a31a6ffcca3b55149bccd5b99763e5eea60ac4.zip | |
[IPV4]: Use the {DEFINE|REF}_PROTO_INUSE infrastructure
Trivial patch to make "tcp,udp,udplite,raw" protocols uses the fast
"inuse sockets" infrastructure
Each protocol use then a static percpu var, instead of a dynamic one.
This saves some ram and some cpu cycles
Signed-off-by: Eric Dumazet <dada1@cosmosbay.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ipv4/tcp_ipv4.c')
| -rw-r--r-- | net/ipv4/tcp_ipv4.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/net/ipv4/tcp_ipv4.c b/net/ipv4/tcp_ipv4.c index d438dfb0c8f..e9127cdced2 100644 --- a/net/ipv4/tcp_ipv4.c +++ b/net/ipv4/tcp_ipv4.c @@ -2417,6 +2417,8 @@ void tcp4_proc_exit(void) } #endif /* CONFIG_PROC_FS */ +DEFINE_PROTO_INUSE(tcp) + struct proto tcp_prot = { .name = "TCP", .owner = THIS_MODULE, @@ -2451,6 +2453,7 @@ struct proto tcp_prot = { .compat_setsockopt = compat_tcp_setsockopt, .compat_getsockopt = compat_tcp_getsockopt, #endif + REF_PROTO_INUSE(tcp) }; void __init tcp_v4_init(struct net_proto_family *ops) |