From 7782ad8bb55c18f634a6713ec38c8f1ae86ad0b5 Mon Sep 17 00:00:00 2001
From: Kenneth Klette Jonassen <kennetkl@ifi.uio.no>
Date: Wed, 10 Jun 2015 19:08:16 +0200
Subject: [PATCH] tcp: export tcp_enter_cwr()

Upcoming tcp_cdg uses tcp_enter_cwr() to initiate PRR. Export this
function so that CDG can be compiled as a module.

Cc: Eric Dumazet <edumazet@google.com>
Cc: Yuchung Cheng <ycheng@google.com>
Cc: Stephen Hemminger <stephen@networkplumber.org>
Cc: Neal Cardwell <ncardwell@google.com>
Cc: David Hayes <davihay@ifi.uio.no>
Cc: Andreas Petlund <apetlund@simula.no>
Cc: Dave Taht <dave.taht@bufferbloat.net>
Cc: Nicolas Kuhn <nicolas.kuhn@telecom-bretagne.eu>
Signed-off-by: Kenneth Klette Jonassen <kennetkl@ifi.uio.no>
Acked-by: Yuchung Cheng <ycheng@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
---
 net/ipv4/tcp_input.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/net/ipv4/tcp_input.c b/net/ipv4/tcp_input.c
index 15c4536188a4..d4f76ab6e136 100644
--- a/net/ipv4/tcp_input.c
+++ b/net/ipv4/tcp_input.c
@@ -2552,6 +2552,7 @@ void tcp_enter_cwr(struct sock *sk)
 		tcp_set_ca_state(sk, TCP_CA_CWR);
 	}
 }
+EXPORT_SYMBOL(tcp_enter_cwr);
 
 static void tcp_try_keep_open(struct sock *sk)
 {
-- 
2.20.1