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(parent: dccd876) | patch
tcp: don't clear retransmit_skb_hint when not necessary
authorIlpo Järvinen <ilpo.jarvinen@helsinki.fi>
Sun, 21 Sep 2008 04:25:15 +0000 (21:25 -0700)
committerDavid S. Miller <davem@davemloft.net>
Sun, 21 Sep 2008 04:25:15 +0000 (21:25 -0700)
commit70bf195b781b6cc4ab1e53945c075fcaab6d6f97
tree97407b83c7c339dbe1fd0948c30f35e1680562ectree | snapshot
parentdccd87664d4af4228f7cfcd19a7b999ea191350ecommit | diff
tcp: don't clear retransmit_skb_hint when not necessary

Most importantly avoid doing it with cumulative ACK. Not clearing
means that we no longer need n^2 processing in resolution of each
fast recovery.

Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@helsinki.fi>
Signed-off-by: David S. Miller <davem@davemloft.net>
include/net/tcp.h diff | blob | history
net/ipv4/tcp_input.c diff | blob | history
net/ipv4/tcp_output.c diff | blob | history
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