diff options
author | Eric Dumazet <eric.dumazet@gmail.com> | 2010-04-01 14:35:56 +0200 |
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committer | Patrick McHardy <kaber@trash.net> | 2010-04-01 14:35:56 +0200 |
commit | 02e4eb75912a5c8babccc1acdc9cc913989be04e (patch) | |
tree | 482d37284f058ae8439c47bc57416440caa04f61 /drivers/char/hvc_rtas.c | |
parent | 902a3dd5e6b19048604ec533203d7d38a39505a2 (diff) |
netfilter: xt_hashlimit: RCU conversion
xt_hashlimit uses a central lock per hash table and suffers from
contention on some workloads. (Multiqueue NIC or if RPS is enabled)
After RCU conversion, central lock is only used when a writer wants to
add or delete an entry.
For 'readers', updating an existing entry, they use an individual lock
per entry.
Signed-off-by: Eric Dumazet <eric.dumazet@gmail.com>
Signed-off-by: Patrick McHardy <kaber@trash.net>
Diffstat (limited to 'drivers/char/hvc_rtas.c')
0 files changed, 0 insertions, 0 deletions