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[TCP]: Fix left_out setting during FRTO 

Without FRTO, the tcp_try_to_open is never called with
lost_out > 0 (see tcp_time_to_recover). However, when FRTO is
enabled, the !tp->lost condition is not used until end of FRTO
because that way TCP avoids premature entry to fast recovery
during FRTO.

Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@helsinki.fi>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Ilpo Järvinen 2007-06-12 16:16:44 -07:00 committed by David S. Miller
parent 3d7dbeac58
commit af15cc7b85
1 changed files with 1 additions and 1 deletions
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2
net/ipv4/tcp_input.c
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@ -2037,7 +2037,7 @@ static void tcp_try_to_open(struct sock *sk, int flag)
{
struct tcp_sock *tp = tcp_sk(sk);
tp->left_out = tp->sacked_out;
tcp_sync_left_out(tp);
if (tp->retrans_out == 0)
tp->retrans_stamp = 0;