From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mga07.intel.com (mga07.intel.com [134.134.136.100]) (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 08F82173 for ; Wed, 12 Jan 2022 22:16:07 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1642025768; x=1673561768; h=from:to:subject:date:message-id:in-reply-to:references: mime-version:content-transfer-encoding; bh=g3HjRxAW2nKK2T0as/ELLt/oJ+EohLEJGBuBJ9Xk7D0=; b=bLeWKLqEz5kFxiVtk64HR5MUOpBDl34WAATFlJCGuTCroXbYbp75dH7I ShRoLv7AmvusYzP4wp7EpIcoO5pYOFXQzfhF9Y0Y54kL0bIn2RqaatoDK ScQIHDtRMGzCfHf/MrT468n2oRdvL+6eOkj8A8JCC66TAw0QQgepNut9U 1FnlJgROY7OIEs8bBLGnBx6FhK8dxbXSdiXPSwHfU4PLLFVaCEVp6dwWG N9S+SlxSqiVDpapNZea0iN5mv/35zVTTu0A29Gwmjf6yRuW/mndUpgE5a 32gkslQqBj4LToypg6BzCx295wIbXpIMBzG4B39GL8y2OCgGeK6uwsGcw Q==; X-IronPort-AV: E=McAfee;i="6200,9189,10225"; a="307213929" X-IronPort-AV: E=Sophos;i="5.88,284,1635231600"; d="scan'208";a="307213929" Received: from orsmga002.jf.intel.com ([10.7.209.21]) by orsmga105.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 12 Jan 2022 14:16:07 -0800 X-IronPort-AV: E=Sophos;i="5.88,284,1635231600"; d="scan'208";a="490907332" Received: from otc-tsn-4.jf.intel.com ([10.23.153.135]) by orsmga002-auth.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 12 Jan 2022 14:16:07 -0800 From: Kishen Maloor To: kishen.maloor@intel.com, mptcp@lists.linux.dev Subject: [PATCH mptcp-next v2 02/21] mptcp: store remote id from MP_JOIN SYN/ACK in local ctx Date: Wed, 12 Jan 2022 17:15:04 -0500 Message-Id: <20220112221523.1829397-3-kishen.maloor@intel.com> X-Mailer: git-send-email 2.31.1 In-Reply-To: <20220112221523.1829397-1-kishen.maloor@intel.com> References: <20220112221523.1829397-1-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: 8bit 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 b009d0f7fb77..b75b7b186d34 100644 --- a/net/mptcp/subflow.c +++ b/net/mptcp/subflow.c @@ -444,6 +444,7 @@ static void subflow_finish_connect(struct sock *sk, const struct sk_buff *skb) subflow->backup = mp_opt.backup; subflow->thmac = mp_opt.thmac; subflow->remote_nonce = mp_opt.nonce; + subflow->remote_id = mp_opt.join_id; pr_debug("subflow=%p, thmac=%llu, remote_nonce=%u backup=%d", subflow, subflow->thmac, subflow->remote_nonce, subflow->backup); -- 2.31.1