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| author | Eric Dumazet <dada1@cosmosbay.com> | 2007-03-27 22:58:31 +0200 |
|---|---|---|
| committer | David S. Miller <davem@sunset.davemloft.net> | 2007-04-26 07:28:19 +0200 |
| commit | 4103f8cd5c1f260d674a7b426ed221812de54d47 (patch) | |
| tree | 28649757907dd77b53a8c16533c963c43fea4be0 /drivers/net/cassini.c | |
| parent | [NET] fib_rules: Flush route cache after rule modifications (diff) | |
| download | linux-4103f8cd5c1f260d674a7b426ed221812de54d47.tar.xz linux-4103f8cd5c1f260d674a7b426ed221812de54d47.zip | |
[TCP]: tcp_memory_pressure and tcp_socket are__read_mostly candidates
tcp_memory_pressure and tcp_socket currently share a cache line with tcp_memory_allocated, tcp_sockets_allocated.
(Very hot cache line)
It makes sense to declare these variables as __read_mostly, to avoid false sharing on SMP.
ffffffff8081d9c0 B tcp_orphan_count
ffffffff8081d9c4 B tcp_memory_allocated
ffffffff8081d9c8 B tcp_sockets_allocated
ffffffff8081d9cc B tcp_memory_pressure
ffffffff8081d9d0 b tcp_md5sig_users
ffffffff8081d9d8 b tcp_md5sig_pool
ffffffff8081d9e0 b warntime.31570
ffffffff8081d9e8 b tcp_socket
Signed-off-by: Eric Dumazet <dada1@cosmosbay.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/cassini.c')
0 files changed, 0 insertions, 0 deletions