From mboxrd@z Thu Jan  1 00:00:00 1970
From: Eric Dumazet <eric.dumazet@gmail.com>
Subject: About  tcp: set timestamps for restored skb-s
Date: Sat, 17 Aug 2013 17:39:36 -0700
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Cc: netdev <netdev@vger.kernel.org>
To: Andrey Vagin <avagin@openvz.org>
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Because of gmail.com problems, I missed lot of netdev traffic

Related to :

http://patchwork.ozlabs.org/patch/267678/


diff --git a/net/ipv4/tcp.c b/net/ipv4/tcp.c
index 5423223..b2f6c74 100644
--- a/net/ipv4/tcp.c
+++ b/net/ipv4/tcp.c
@@ -1121,6 +1121,13 @@  new_segment:
 					goto wait_for_memory;
 
 				/*
+				 * All packets are restored as if they have
+				 * already been sent.
+				 */
+				if (tp->repair)
+					TCP_SKB_CB(skb)->when = tcp_time_stamp;
+

The test could be removed.

Setting @when for regular sends seems harmless