netdev - [RFC PATCH net-next 01/33] tcp: Add MPTCP option number

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Message-Id: <20190617225808.665-2-mathew.j.martineau@linux.intel.com>
Date:   Mon, 17 Jun 2019 15:57:36 -0700
From:   Mat Martineau <mathew.j.martineau@...ux.intel.com>
To:     edumazet@...gle.com, netdev@...r.kernel.org
Cc:     Mat Martineau <mathew.j.martineau@...ux.intel.com>,
        cpaasch@...le.com, fw@...len.de, pabeni@...hat.com,
        peter.krystad@...ux.intel.com, dcaratti@...hat.com,
        matthieu.baerts@...sares.net
Subject: [RFC PATCH net-next 01/33] tcp: Add MPTCP option number

TCP option 30 is allocated for MPTCP by the IANA.

Signed-off-by: Mat Martineau <mathew.j.martineau@...ux.intel.com>
---
 include/net/tcp.h | 1 +
 1 file changed, 1 insertion(+)

diff --git a/include/net/tcp.h b/include/net/tcp.h
index 96e0e53ff440..a8ec09b7767e 100644
--- a/include/net/tcp.h
+++ b/include/net/tcp.h
@@ -179,6 +179,7 @@ void tcp_time_wait(struct sock *sk, int state, int timeo);
 #define TCPOPT_SACK             5       /* SACK Block */
 #define TCPOPT_TIMESTAMP	8	/* Better RTT estimations/PAWS */
 #define TCPOPT_MD5SIG		19	/* MD5 Signature (RFC2385) */
+#define TCPOPT_MPTCP		30	/* Multipath TCP (RFC6824) */
 #define TCPOPT_FASTOPEN		34	/* Fast open (RFC7413) */
 #define TCPOPT_EXP		254	/* Experimental */
 /* Magic number to be after the option value for sharing TCP
-- 
2.22.0