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(parent: 1748376) | patch
net: Use a percpu_counter for orphan_count
authorEric Dumazet <dada1@cosmosbay.com>
Wed, 26 Nov 2008 05:17:14 +0000 (21:17 -0800)
committerDavid S. Miller <davem@davemloft.net>
Wed, 26 Nov 2008 05:17:14 +0000 (21:17 -0800)
commitdd24c00191d5e4a1ae896aafe33c6b8095ab4bd1
treee955c09e0b288e50c706b6ee409229d5a930c80ctree | snapshot (tar.gz zip)
parent1748376b6626acf59c24e9592ac67b3fe2a0e026commit | diff
net: Use a percpu_counter for orphan_count

Instead of using one atomic_t per protocol, use a percpu_counter
for "orphan_count", to reduce cache line contention on
heavy duty network servers.

Signed-off-by: Eric Dumazet <dada1@cosmosbay.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
include/net/sock.h diff | blob | blame | history
include/net/tcp.h diff | blob | blame | history
net/dccp/dccp.h diff | blob | blame | history
net/dccp/proto.c diff | blob | blame | history
net/ipv4/inet_connection_sock.c diff | blob | blame | history
net/ipv4/proc.c diff | blob | blame | history
net/ipv4/tcp.c diff | blob | blame | history
net/ipv4/tcp_timer.c diff | blob | blame | history