summaryrefslogtreecommitdiffstats
path: root/net/ipv4/tcp_input.c
diff options
context:
space:
mode:
authorThomas Gleixner <tglx@linutronix.de>2010-10-12 16:41:22 +0200
committerThomas Gleixner <tglx@linutronix.de>2010-10-12 16:41:26 +0200
commit7c5f13519a67aa7ba3a99155f128d4bdef87d087 (patch)
treee4d0537092930a53a85932de83a7861990c58607 /net/ipv4/tcp_input.c
parent5e62feabcc3e4127a084701ec54ffe891985b7e8 (diff)
parent021989622810b02aab4b24f91e1f5ada2b654579 (diff)
downloadop-kernel-dev-7c5f13519a67aa7ba3a99155f128d4bdef87d087.zip
op-kernel-dev-7c5f13519a67aa7ba3a99155f128d4bdef87d087.tar.gz
Merge branch 'x86/urgent' of into irq/sparseirq
Reason: Pull in the latest io_apic bugfixes Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Diffstat (limited to 'net/ipv4/tcp_input.c')
-rw-r--r--net/ipv4/tcp_input.c5
1 files changed, 4 insertions, 1 deletions
diff --git a/net/ipv4/tcp_input.c b/net/ipv4/tcp_input.c
index e663b78..b55f60f 100644
--- a/net/ipv4/tcp_input.c
+++ b/net/ipv4/tcp_input.c
@@ -2545,7 +2545,8 @@ static void tcp_mark_head_lost(struct sock *sk, int packets)
cnt += tcp_skb_pcount(skb);
if (cnt > packets) {
- if (tcp_is_sack(tp) || (oldcnt >= packets))
+ if ((tcp_is_sack(tp) && !tcp_is_fack(tp)) ||
+ (oldcnt >= packets))
break;
mss = skb_shinfo(skb)->gso_size;
@@ -4048,6 +4049,8 @@ static void tcp_reset(struct sock *sk)
default:
sk->sk_err = ECONNRESET;
}
+ /* This barrier is coupled with smp_rmb() in tcp_poll() */
+ smp_wmb();
if (!sock_flag(sk, SOCK_DEAD))
sk->sk_error_report(sk);
OpenPOWER on IntegriCloud