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[v2,net-next,12/16] tcp: export tcp_mss_to_mtu() for congestion control modules

Message ID 1474133749-12895-13-git-send-email-ncardwell@google.com
State Changes Requested, archived
Delegated to: David Miller
Headers show

Commit Message

Neal Cardwell Sept. 17, 2016, 5:35 p.m. UTC 
Export tcp_mss_to_mtu(), so that congestion control modules can use
this to help calculate a pacing rate.

Signed-off-by: Van Jacobson <vanj@google.com>
Signed-off-by: Neal Cardwell <ncardwell@google.com>
Signed-off-by: Yuchung Cheng <ycheng@google.com>
Signed-off-by: Nandita Dukkipati <nanditad@google.com>
Signed-off-by: Eric Dumazet <edumazet@google.com>
Signed-off-by: Soheil Hassas Yeganeh <soheil@google.com>
---
 net/ipv4/tcp_output.c | 1 +
 1 file changed, 1 insertion(+)
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Patch

diff --git a/net/ipv4/tcp_output.c b/net/ipv4/tcp_output.c
index 0bf3d48..7d025a7 100644
--- a/net/ipv4/tcp_output.c
+++ b/net/ipv4/tcp_output.c
@@ -1362,6 +1362,7 @@  int tcp_mss_to_mtu(struct sock *sk, int mss)
 	}
 	return mtu;
 }
+EXPORT_SYMBOL(tcp_mss_to_mtu);
 
 /* MTU probing init per socket */
 void tcp_mtup_init(struct sock *sk)