Files
linux/net
Eric Dumazet 27e7190efd netfilter: xt_CT: optimize XT_CT_NOTRACK
The percpu untracked ct are not currently used for XT_CT_NOTRACK.

xt_ct_tg_check()/xt_ct_target() provides a single ct.

Thats not optimal as the ct->ct_general.use cache line will bounce among
cpus.

Use the intended [1] thing : xt_ct_target() should select the percpu
object.

[1] Refs :
commit 5bfddbd46a ("netfilter: nf_conntrack: IPS_UNTRACKED bit")
commit b3c5163fe0 ("netfilter: nf_conntrack: per_cpu untracking")

Signed-off-by: Eric Dumazet <edumazet@google.com>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
2013-05-23 11:09:29 +02:00
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