Message ID | Pine.LNX.4.64.0904181828200.3691@wrl-59.cs.helsinki.fi |
---|---|
State | Accepted, archived |
Delegated to: | David Miller |
Headers | show |
From: "Ilpo Järvinen" <ilpo.jarvinen@helsinki.fi> Date: Sat, 18 Apr 2009 18:48:48 +0300 (EEST) > > Just noticed while doing some new work that the recent > mid-wq adjustment logic will misbehave when FACK is not > in use (happens either due sysctl'ed off or auto-detected > reordering) because I forgot the relevant TCPCB tagbit. > > Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@helsinki.fi> Applied, thank you! -- To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
diff --git a/net/ipv4/tcp_output.c b/net/ipv4/tcp_output.c index 2ce3cdd..5e4977c 100644 --- a/net/ipv4/tcp_output.c +++ b/net/ipv4/tcp_output.c @@ -761,7 +761,7 @@ static void tcp_adjust_pcount(struct sock *sk, struct sk_buff *skb, int decr) if (tp->lost_skb_hint && before(TCP_SKB_CB(skb)->seq, TCP_SKB_CB(tp->lost_skb_hint)->seq) && - (tcp_is_fack(tp) || TCP_SKB_CB(skb)->sacked)) + (tcp_is_fack(tp) || (TCP_SKB_CB(skb)->sacked & TCPCB_SACKED_ACKED))) tp->lost_cnt_hint -= decr; tcp_verify_left_out(tp);
Just noticed while doing some new work that the recent mid-wq adjustment logic will misbehave when FACK is not in use (happens either due sysctl'ed off or auto-detected reordering) because I forgot the relevant TCPCB tagbit. Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@helsinki.fi> --- net/ipv4/tcp_output.c | 2 +- 1 files changed, 1 insertions(+), 1 deletions(-)