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authorMark Brown <broonie@opensource.wolfsonmicro.com>2013-04-17 14:24:35 +0100
committerMark Brown <broonie@opensource.wolfsonmicro.com>2013-04-17 14:24:35 +0100
commit753e23ea588d353da9d0a2672828336453607265 (patch)
treea0eb4875ecde41725fe890e27f52d69812031ea1 /net/ipv4/tcp_output.c
parentc999836d37c6c1125e856f68877ae13952baa61a (diff)
parent41ef2d5678d83af030125550329b6ae8b74618fa (diff)
downloadlwn-753e23ea588d353da9d0a2672828336453607265.tar.gz
lwn-753e23ea588d353da9d0a2672828336453607265.zip
Merge tag 'v3.9-rc7' into asoc-dma
Linux 3.9-rc7
Diffstat (limited to 'net/ipv4/tcp_output.c')
-rw-r--r--net/ipv4/tcp_output.c8
1 files changed, 6 insertions, 2 deletions
diff --git a/net/ipv4/tcp_output.c b/net/ipv4/tcp_output.c
index 817fbb396bc8..b44cf81d8178 100644
--- a/net/ipv4/tcp_output.c
+++ b/net/ipv4/tcp_output.c
@@ -1809,8 +1809,11 @@ static bool tcp_tso_should_defer(struct sock *sk, struct sk_buff *skb)
goto send_now;
}
- /* Ok, it looks like it is advisable to defer. */
- tp->tso_deferred = 1 | (jiffies << 1);
+ /* Ok, it looks like it is advisable to defer.
+ * Do not rearm the timer if already set to not break TCP ACK clocking.
+ */
+ if (!tp->tso_deferred)
+ tp->tso_deferred = 1 | (jiffies << 1);
return true;
@@ -2706,6 +2709,7 @@ struct sk_buff *tcp_make_synack(struct sock *sk, struct dst_entry *dst,
skb_reserve(skb, MAX_TCP_HEADER);
skb_dst_set(skb, dst);
+ security_skb_owned_by(skb, sk);
mss = dst_metric_advmss(dst);
if (tp->rx_opt.user_mss && tp->rx_opt.user_mss < mss)