From patchwork Wed Oct 2 23:36:14 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Mat Martineau X-Patchwork-Id: 1170997 X-Patchwork-Delegate: davem@davemloft.net Return-Path: X-Original-To: patchwork-incoming-netdev@ozlabs.org Delivered-To: patchwork-incoming-netdev@ozlabs.org Authentication-Results: ozlabs.org; spf=none (mailfrom) smtp.mailfrom=vger.kernel.org (client-ip=209.132.180.67; helo=vger.kernel.org; envelope-from=netdev-owner@vger.kernel.org; receiver=) Authentication-Results: ozlabs.org; dmarc=none (p=none dis=none) header.from=linux.intel.com Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id 46kCJQ6Bcrz9s7T for ; Thu, 3 Oct 2019 09:38:46 +1000 (AEST) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728909AbfJBXhV (ORCPT ); Wed, 2 Oct 2019 19:37:21 -0400 Received: from mga04.intel.com ([192.55.52.120]:16447 "EHLO mga04.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728762AbfJBXhV (ORCPT ); Wed, 2 Oct 2019 19:37:21 -0400 X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from orsmga005.jf.intel.com ([10.7.209.41]) by fmsmga104.fm.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 02 Oct 2019 16:37:20 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.67,250,1566889200"; d="scan'208";a="366862582" Received: from mjmartin-nuc02.mjmartin-nuc02 (HELO mjmartin-nuc02.sea.intel.com) ([10.251.30.230]) by orsmga005.jf.intel.com with ESMTP; 02 Oct 2019 16:37:19 -0700 From: Mat Martineau To: netdev@vger.kernel.org, edumazet@google.com Cc: Mat Martineau , cpaasch@apple.com, fw@strlen.de, pabeni@redhat.com, peter.krystad@linux.intel.com, dcaratti@redhat.com, matthieu.baerts@tessares.net Subject: [RFC PATCH v2 04/45] tcp: Define IPPROTO_MPTCP Date: Wed, 2 Oct 2019 16:36:14 -0700 Message-Id: <20191002233655.24323-5-mathew.j.martineau@linux.intel.com> X-Mailer: git-send-email 2.23.0 In-Reply-To: <20191002233655.24323-1-mathew.j.martineau@linux.intel.com> References: <20191002233655.24323-1-mathew.j.martineau@linux.intel.com> MIME-Version: 1.0 Sender: netdev-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org To open a MPTCP socket with socket(AF_INET, SOCK_STREAM, IPPROTO_MPTCP), IPPROTO_MPTCP needs a value that differs from IPPROTO_TCP. The existing IPPROTO numbers mostly map directly to IANA-specified protocol numbers. MPTCP does not have a protocol number allocated because MPTCP packets use the TCP protocol number. Use private number not used OTA. Signed-off-by: Mat Martineau --- include/trace/events/sock.h | 3 ++- include/uapi/linux/in.h | 2 ++ tools/include/uapi/linux/in.h | 2 ++ 3 files changed, 6 insertions(+), 1 deletion(-) diff --git a/include/trace/events/sock.h b/include/trace/events/sock.h index dc749c651318..bfbcba315a12 100644 --- a/include/trace/events/sock.h +++ b/include/trace/events/sock.h @@ -19,7 +19,8 @@ #define inet_protocol_names \ EM(IPPROTO_TCP) \ EM(IPPROTO_DCCP) \ - EMe(IPPROTO_SCTP) + EM(IPPROTO_SCTP) \ + EMe(IPPROTO_MPTCP) #define tcp_state_names \ EM(TCP_ESTABLISHED) \ diff --git a/include/uapi/linux/in.h b/include/uapi/linux/in.h index e7ad9d350a28..44df6dc1ff1d 100644 --- a/include/uapi/linux/in.h +++ b/include/uapi/linux/in.h @@ -76,6 +76,8 @@ enum { #define IPPROTO_MPLS IPPROTO_MPLS IPPROTO_RAW = 255, /* Raw IP packets */ #define IPPROTO_RAW IPPROTO_RAW + IPPROTO_MPTCP = 262, /* Multipath TCP connection */ +#define IPPROTO_MPTCP IPPROTO_MPTCP IPPROTO_MAX }; #endif diff --git a/tools/include/uapi/linux/in.h b/tools/include/uapi/linux/in.h index e7ad9d350a28..44df6dc1ff1d 100644 --- a/tools/include/uapi/linux/in.h +++ b/tools/include/uapi/linux/in.h @@ -76,6 +76,8 @@ enum { #define IPPROTO_MPLS IPPROTO_MPLS IPPROTO_RAW = 255, /* Raw IP packets */ #define IPPROTO_RAW IPPROTO_RAW + IPPROTO_MPTCP = 262, /* Multipath TCP connection */ +#define IPPROTO_MPTCP IPPROTO_MPTCP IPPROTO_MAX }; #endif