From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-10.6 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH, MAILING_LIST_MULTI,NICE_REPLY_A,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED, USER_AGENT_SANE_1 autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 232BDC433E0 for ; Mon, 1 Feb 2021 08:48:23 +0000 (UTC) Received: from merlin.infradead.org (merlin.infradead.org [205.233.59.134]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 73F2864E31 for ; Mon, 1 Feb 2021 08:48:22 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 73F2864E31 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=huawei.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-nvme-bounces+linux-nvme=archiver.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=merlin.20170209; h=Sender:Content-Type: Content-Transfer-Encoding:Cc:List-Subscribe:List-Help:List-Post:List-Archive: List-Unsubscribe:List-Id:In-Reply-To:MIME-Version:Date:Message-ID:From: References:To:Subject:Reply-To:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=mq0bo0O8AXEPfZo1scKzTHRbsfMG1ov/FAz/QqIsVKo=; b=XL1Zg53gVSEOUnZHHGnymp/mK t09RX3XrgpfrG1UCfrE8q3fwx4TSwc+BSK1RNHpeaN8TSAhcui60ZtZI23EUlVUurcidjj1pqeUsr W/T8/zkVaX5VVY9s+E2IVM0IGci8+XYnUie5p9JVlyyaq3wlMEyORwLEJ+t2U4f4g2xhrSvynVYKb RIYHhEwJeIeQOmryGxevt8vSDFo3QxXDCvUEHbtUPZazPLY8h0y9kp5cBGEZ9ELl2F/a9yICd4ZfK 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cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.2106.2; Mon, 1 Feb 2021 16:47:52 +0800 Subject: Re: [PATCH v2] nvme-multipath: Early exit if no path is available To: Hannes Reinecke , Sagi Grimberg , "Daniel Wagner" References: <20210127103033.15318-1-dwagner@suse.de> <20210128075837.u5u56t23fq5gu6ou@beryllium.lan> <69575290-200e-b4a1-4269-c71e4c2cc37b@huawei.com> <20210128094004.erwnszjqcxlsi2kd@beryllium.lan> <675d3cf7-1ae8-adc5-b6d0-359fe10f6b23@grimberg.me> <59cd053e-46cb-0235-141f-4ce919c93f48@huawei.com> <65392653-6b03-9195-f686-5fe4b3290bd2@suse.de> <81b22bbf-4dd3-6161-e63a-9699690a4e4f@huawei.com> <715dd943-0587-be08-2840-e0948cf0bc62@suse.de> <6ceff3cb-c9e9-7e74-92f0-dd745987c943@huawei.com> <114751ac-1f7d-ce5e-12c5-7d6303bdb999@suse.de> From: Chao Leng Message-ID: Date: Mon, 1 Feb 2021 16:47:50 +0800 User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:68.0) Gecko/20100101 Thunderbird/68.9.0 MIME-Version: 1.0 In-Reply-To: <114751ac-1f7d-ce5e-12c5-7d6303bdb999@suse.de> Content-Language: en-US X-Originating-IP: [10.169.42.93] X-ClientProxiedBy: dggeme710-chm.china.huawei.com (10.1.199.106) To dggema772-chm.china.huawei.com (10.1.198.214) X-CFilter-Loop: Reflected X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20210201_034807_352509_A3C9C87C X-CRM114-Status: GOOD ( 22.54 ) X-BeenThere: linux-nvme@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Jens Axboe , Keith Busch , linux-kernel@vger.kernel.org, linux-nvme@lists.infradead.org, Christoph Hellwig Content-Transfer-Encoding: base64 Content-Type: text/plain; charset="utf-8"; Format="flowed" Sender: "Linux-nvme" Errors-To: linux-nvme-bounces+linux-nvme=archiver.kernel.org@lists.infradead.org CgpPbiAyMDIxLzIvMSAxNToyOSwgSGFubmVzIFJlaW5lY2tlIHdyb3RlOgo+IE9uIDIvMS8yMSAz 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