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authorIlpo Järvinen <ilpo.jarvinen@helsinki.fi>2007-02-23 16:22:06 -0800
committerDavid S. Miller <davem@sunset.davemloft.net>2007-04-25 22:23:22 -0700
commitc5e7af0df5d7234afd8596560d9f570cfc6c18bf (patch)
treec01b2354803f79b65ab4d919570da156a761593b
parent[TCP]: Make snd_cwnd_clamp a u32. (diff)
downloadlinux-dev-c5e7af0df5d7234afd8596560d9f570cfc6c18bf.tar.xz
linux-dev-c5e7af0df5d7234afd8596560d9f570cfc6c18bf.zip
[TCP]: Correct reordering detection change (no FRTO case)
The reordering detection must work also when FRTO has not been used at all which was the original intention of mine, just the expression of the idea was flawed. Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@helsinki.fi> Signed-off-by: David S. Miller <davem@davemloft.net>
-rw-r--r--net/ipv4/tcp_input.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/net/ipv4/tcp_input.c b/net/ipv4/tcp_input.c
index bb3f234668b3..f6ba07f0d816 100644
--- a/net/ipv4/tcp_input.c
+++ b/net/ipv4/tcp_input.c
@@ -1240,7 +1240,7 @@ tcp_sacktag_write_queue(struct sock *sk, struct sk_buff *ack_skb, u32 prior_snd_
tp->left_out = tp->sacked_out + tp->lost_out;
if ((reord < tp->fackets_out) && icsk->icsk_ca_state != TCP_CA_Loss &&
- (tp->frto_highmark && after(tp->snd_una, tp->frto_highmark)))
+ (!tp->frto_highmark || after(tp->snd_una, tp->frto_highmark)))
tcp_update_reordering(sk, ((tp->fackets_out + 1) - reord), 0);
#if FASTRETRANS_DEBUG > 0