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[2604:1380:1000:8100::1]) by mx.google.com with ESMTPS id bc8si20693654plb.570.2022.02.02.23.25.18 for (version=TLS1_2 cipher=ECDHE-ECDSA-AES128-GCM-SHA256 bits=128/128); Wed, 02 Feb 2022 23:25:18 -0800 (PST) Received-SPF: pass (google.com: domain of mptcp+bounces-3442-wpasupplicant.patchew=gmail.com@lists.linux.dev designates 2604:1380:1000:8100::1 as permitted sender) client-ip=2604:1380:1000:8100::1; Authentication-Results: mx.google.com; dkim=pass header.i=@intel.com header.s=Intel header.b=TBl6e94g; spf=pass (google.com: domain of mptcp+bounces-3442-wpasupplicant.patchew=gmail.com@lists.linux.dev designates 2604:1380:1000:8100::1 as permitted sender) smtp.mailfrom="mptcp+bounces-3442-wpasupplicant.patchew=gmail.com@lists.linux.dev"; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=intel.com Received: from smtp.subspace.kernel.org (wormhole.subspace.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by sjc.edge.kernel.org (Postfix) with ESMTPS id 590E43E102C for ; Thu, 3 Feb 2022 07:25:18 +0000 (UTC) Received: from localhost.localdomain (localhost.localdomain [127.0.0.1]) by smtp.subspace.kernel.org (Postfix) with ESMTP id DACB62CA2; Thu, 3 Feb 2022 07:25:17 +0000 (UTC) X-Original-To: mptcp@lists.linux.dev Received: from mga01.intel.com (mga01.intel.com [192.55.52.88]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id BB1F12CA1 for ; Thu, 3 Feb 2022 07:25:16 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1643873116; x=1675409116; h=from:to:subject:date:message-id:in-reply-to:references: mime-version:content-transfer-encoding; bh=t0F+LtZuBQhBzOAqb3kTvTyZmkbo6vTLqs3duOIuOUY=; b=TBl6e94gHuSWLjiAUrdOArLZahDxqUAtwmnMawUpFlbXXk0HL5KSspq+ JHAXjRFFOLKoohW3VLpWA6mqyuujK4rQ6+6NjTPtKBOS3H1YHQlMGsSps 8fTk80cpKfw29HlUpprOvxoa6QmUvLmejST18c1jEc8SWHgFJHmYTTHk8 XxwL/tuDI/+oCC9E+TxqmeMqWuBNEIcpbqcQoIInmpFlrWMD+5HzUqqWN PcfukvfKHEAD79TFAZS0YGze2azVvYxJVMtqpw/+rULMgBE56/mGS6gCt Bhu6/KZeBCJ08EjA/agAO20eE2RtUxOTmckRh/Ea6DEoEbckyAvaLj90C A==; X-IronPort-AV: E=McAfee;i="6200,9189,10246"; a="272580770" X-IronPort-AV: E=Sophos;i="5.88,339,1635231600"; d="scan'208";a="272580770" Received: from fmsmga007.fm.intel.com ([10.253.24.52]) by fmsmga101.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 02 Feb 2022 23:25:13 -0800 X-IronPort-AV: E=Sophos;i="5.88,339,1635231600"; d="scan'208";a="535118717" Received: from otc-tsn-4.jf.intel.com ([10.23.153.135]) by fmsmga007-auth.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 02 Feb 2022 23:25:13 -0800 From: Kishen Maloor To: kishen.maloor@intel.com, mptcp@lists.linux.dev Subject: [PATCH mptcp-next v5 2/8] mptcp: store remote id from MP_JOIN SYN/ACK in local ctx Date: Thu, 3 Feb 2022 02:25:02 -0500 Message-Id: <20220203072508.3072309-3-kishen.maloor@intel.com> X-Mailer: git-send-email 2.31.1 In-Reply-To: <20220203072508.3072309-1-kishen.maloor@intel.com> References: <20220203072508.3072309-1-kishen.maloor@intel.com> Precedence: bulk X-Mailing-List: mptcp@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" This change reads the addr id assigned to the remote endpoint of a subflow from the MP_JOIN SYN/ACK message and stores it in the related subflow context. The remote id was not being captured prior to this change, and will now provide a consistent view of remote endpoints and their ids as seen through netlink events. Signed-off-by: Kishen Maloor --- net/mptcp/subflow.c | 1 + 1 file changed, 1 insertion(+) diff --git a/net/mptcp/subflow.c b/net/mptcp/subflow.c index 8c25a1122bfd..d3691b95401a 100644 --- a/net/mptcp/subflow.c +++ b/net/mptcp/subflow.c @@ -444,6 +444,7 @@ static void subflow_finish_connect(struct sock *sk, con= st struct sk_buff *skb) subflow->backup =3D mp_opt.backup; subflow->thmac =3D mp_opt.thmac; subflow->remote_nonce =3D mp_opt.nonce; + subflow->remote_id =3D mp_opt.join_id; pr_debug("subflow=3D%p, thmac=3D%llu, remote_nonce=3D%u backup=3D%d", subflow, subflow->thmac, subflow->remote_nonce, subflow->backup); --=20 2.31.1