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=-2.2 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE, SPF_PASS,URIBL_BLOCKED,USER_AGENT_SANE_1 autolearn=no 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 81CBFC433DF for ; Fri, 10 Jul 2020 04:50:20 +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 430842072E for ; Fri, 10 Jul 2020 04:50:20 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="NG6yISRW" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 430842072E Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=grimberg.me 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=Rn/JR6tWvx+no6OIuZtrAIb+7XHWiiFxNiIBKCF1Aow=; b=NG6yISRW+mRn7z8WUgAK9/JmK HN0EdHLdEihN+22JMF2p29M9qhvUwVRNGaU24IrdXr1TxATKqMFfaKpp7UxavPul6VVUuDgwQ+Rue gXvqntXZ/av7j1vPajyA0IdTaVJNmUzuzm9EeNzc9+XDpAXFwEXNDwU1dB0PQgEy85OOsaTSdEOjy Q2jFID7IEK0WE+9WQ87X/tYBdezGz1gtJiuoJAU5lHcIsRtX6yCKdRBDDmX/z2bxBsWpixxf8tZ4k uPeSCSHghsWJi9bD47lA1XCDgrVL2CJJSqv+hoEzXnGxCHcG6tTan0tFqjmJUBHbL1TCrA88p2ZLo zCt4iXGKg==; Received: from localhost ([::1] helo=merlin.infradead.org) by merlin.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1jtkzK-0005nS-7h; Fri, 10 Jul 2020 04:50:18 +0000 Received: from mail-pj1-f68.google.com ([209.85.216.68]) by merlin.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1jtkzI-0005mq-4d for linux-nvme@lists.infradead.org; Fri, 10 Jul 2020 04:50:16 +0000 Received: by mail-pj1-f68.google.com with SMTP id k71so2090763pje.0 for ; Thu, 09 Jul 2020 21:50:15 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:subject:to:cc:references:from:message-id:date :user-agent:mime-version:in-reply-to:content-language :content-transfer-encoding; bh=TXQFHHp7w6R+skTMM8Z4u5+ci1iIZUtCjEf75YiLreM=; b=TIgbQXP7MoTOP5mO3MeR7asIeM5e0b+OLgeKcF8epiZ3YTjm0J4Fxn2XZH9UKxwru8 nY+PdhfXMc8k9fH/I7GSLy6cYygYmPyCOOYQyCSKULDtCDP2xH2bQceRMPBRfuF0MksN PU2gqH7EHPXkUyEoU2zQ0bnoC2mNwoZeOgfvIAEHheD3IuUoBTESnp8QOZm0B3r0FnWg g9NxeDDrxhGlAlgWmAgEInvWuUr0kBN3YIk8paYZweDrQB6nMHHLLyUh2hIeVWJngI+f 3KkfW0FTLAMAQRaT8BD1yLDbtyRMmuZZ1vDgZoCc3rGLAbbjJeDzB3imMFfo+x6wSWi0 ke4w== X-Gm-Message-State: AOAM531ez2hAs1rXcHLjG0reW5rR2rp6ZEEwsdHdmgs/uU9rQHK7wXYJ ll/qdfUXQsGdVktJCmQ4L+8= X-Google-Smtp-Source: ABdhPJxYEqeoo+UMiYZNkBlD2ZMErxl1Sk5HhWaCpPHiHrSklAUhhmpa2sk58hI2w1TCDszT0YqOFQ== X-Received: by 2002:a17:90a:9285:: with SMTP id n5mr3385754pjo.27.1594356614783; Thu, 09 Jul 2020 21:50:14 -0700 (PDT) Received: from [10.92.82.19] (h208-100-138-50.bendor.dedicated.static.tds.net. [208.100.138.50]) by smtp.gmail.com with ESMTPSA id e20sm4467169pfl.212.2020.07.09.21.50.13 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Thu, 09 Jul 2020 21:50:14 -0700 (PDT) Subject: Re: [PATCH v7] nvme-fabrics: reject I/O to offline device To: James Smart , Victor Gladkov , "linux-nvme@lists.infradead.org" References: <168ed5d66eae49ac8b445478b1bb362d@kioxia.com> From: Sagi Grimberg Message-ID: Date: Thu, 9 Jul 2020 21:50:13 -0700 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.8.0 MIME-Version: 1.0 In-Reply-To: Content-Language: en-US X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200710_005016_190824_430AE046 X-CRM114-Status: GOOD ( 10.64 ) 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: Keith Busch , Hannes Reinecke , "Ewan D. Milne" , 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 Cj4gTG9va3MgZ29vZCB0byBtZS7CoCBPbmx5IG5pdCBJIHNlZSBpcyAtIHdoeSBhcmUgd2UgY2hl Y2tpbmcgY3RybC0+b3B0cyBpbiAKPiB0aGUgeHh4X2ZhaWxmYXN0X3dvcmsoKSByb3V0aW5lcyA/ CgpXaGljaCBicmluZ3MgbWUgdG8gdGhlIHF1ZXN0aW9uLCBpcyB0aGVyZSBhbnkgZGVzaXJlIHRv IGhhdmUgdGhpcwpiZWhhdmlvciBpbiBwY2kgYXMgd2VsbD8KCl9fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fCkxpbnV4LW52bWUgbWFpbGluZyBsaXN0CkxpbnV4 LW52bWVAbGlzdHMuaW5mcmFkZWFkLm9yZwpodHRwOi8vbGlzdHMuaW5mcmFkZWFkLm9yZy9tYWls bWFuL2xpc3RpbmZvL2xpbnV4LW52bWUK