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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/udp.c | |
| parent | 286ab3d46058840d68e5d7d52e316c1f7e98c59f (diff) | |
| download | op-kernel-dev-47a31a6ffcca3b55149bccd5b99763e5eea60ac4.zip op-kernel-dev-47a31a6ffcca3b55149bccd5b99763e5eea60ac4.tar.gz | |
[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/udp.c')
| -rw-r--r-- | net/ipv4/udp.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/net/ipv4/udp.c b/net/ipv4/udp.c index 4bc25b4..03c400c 100644 --- a/net/ipv4/udp.c +++ b/net/ipv4/udp.c @@ -1430,6 +1430,8 @@ unsigned int udp_poll(struct file *file, struct socket *sock, poll_table *wait) } +DEFINE_PROTO_INUSE(udp) + struct proto udp_prot = { .name = "UDP", .owner = THIS_MODULE, @@ -1452,6 +1454,7 @@ struct proto udp_prot = { .compat_setsockopt = compat_udp_setsockopt, .compat_getsockopt = compat_udp_getsockopt, #endif + REF_PROTO_INUSE(udp) }; /* ------------------------------------------------------------------------ */ |
