netfilter: nf_nat: use per-conntrack locking for sequence number adjustments

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Get rid of the global lock and use per-conntrack locks for protecting the
sequencen number adjustment data. Additionally saves one lock/unlock
operation for every TCP packet.

Signed-off-by: Patrick McHardy <kaber@trash.net>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>

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Patrick McHardy 2013-07-28 22:54:11 +02:00 • committed by Pablo Neira Ayuso

parent 2d89c68ac7

commit 12e7ada385

1 changed files with 6 additions and 13 deletions

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19

net/netfilter/nf_nat_helper.c

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