From ea60658cde9f4df7d05b95c81a72a95ad07f0701 Mon Sep 17 00:00:00 2001
From: =?utf8?q?Ilpo=20J=C3=A4rvinen?= <ilpo.jarvinen@helsinki.fi>
Date: Sun, 2 Dec 2007 00:48:04 +0200
Subject: [PATCH] [TCP]: Add unlikely() to urgent handling in clean_rtx_queue
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Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@helsinki.fi>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Signed-off-by: David S. Miller <davem@davemloft.net>
---
 net/ipv4/tcp_input.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/net/ipv4/tcp_input.c b/net/ipv4/tcp_input.c
index 6bc594a63c..8e4d74ee31 100644
--- a/net/ipv4/tcp_input.c
+++ b/net/ipv4/tcp_input.c
@@ -2825,8 +2825,8 @@ static int tcp_clean_rtx_queue(struct sock *sk, s32 *seq_rtt_p,
 		if (sacked & TCPCB_LOST)
 			tp->lost_out -= packets_acked;
 
-		if ((sacked & TCPCB_URG) && tp->urg_mode &&
-		    !before(end_seq, tp->snd_up))
+		if (unlikely((sacked & TCPCB_URG) && tp->urg_mode &&
+			     !before(end_seq, tp->snd_up)))
 			tp->urg_mode = 0;
 
 		tp->packets_out -= packets_acked;
-- 
2.39.5