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[147.75.48.161]) by mx.google.com with ESMTPS id np13-20020a17090b4c4d00b0029897a1ef0esi1446637pjb.94.2024.02.12.22.35.34 for (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 12 Feb 2024 22:35:34 -0800 (PST) Received-SPF: pass (google.com: domain of linux-kernel+bounces-63014-linux.lists.archive=gmail.com@vger.kernel.org designates 147.75.48.161 as permitted sender) client-ip=147.75.48.161; Authentication-Results: mx.google.com; arc=pass (i=1 spf=pass spfdomain=lst.de); spf=pass (google.com: domain of linux-kernel+bounces-63014-linux.lists.archive=gmail.com@vger.kernel.org designates 147.75.48.161 as permitted sender) smtp.mailfrom="linux-kernel+bounces-63014-linux.lists.archive=gmail.com@vger.kernel.org" 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 sy.mirrors.kernel.org (Postfix) with ESMTPS id 74796B22846 for ; Tue, 13 Feb 2024 06:32:05 +0000 (UTC) Received: from localhost.localdomain (localhost.localdomain [127.0.0.1]) by smtp.subspace.kernel.org (Postfix) with ESMTP id 414EC1642F; Tue, 13 Feb 2024 06:31:47 +0000 (UTC) Received: from verein.lst.de (verein.lst.de [213.95.11.211]) (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 ABDF81FB9; Tue, 13 Feb 2024 06:31:44 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=213.95.11.211 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1707805906; cv=none; b=R4uw4cb5OlVEK4VajCzwJAVlWzYkFJMBb9V/ZHAMyncxF42Oo17U0JcQX7ltHyyWQqrMp28Zbnnl4A23u1SqVriyQuNefcLzsO0RCyzlR/2KHAziiXEJHAvQmBZhGVXSstop4lXBKELj0qH3ljGC9SFiVelwicXcUPZsmX20UMU= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1707805906; c=relaxed/simple; bh=YZKwkglXRpeP7mo8EyPF1blbKHA/vAS4XZVjSnfHwSA=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=QymeUNuSYu01Y+ABXkwZ/G3BV8F+ZEgrMvS13uR4CKOLODmZfiaKPeYrCMP3XyRbqOubCvhlckJJrHpIhauYKp4X430Yjp7ly2of/90j3vOOFiyQZAa7Uc7CGWR749JRY5WVrErQmfGLtANTWny1nOHkKTzwkMPkJPVOqNsg4tQ= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=lst.de; spf=pass smtp.mailfrom=lst.de; arc=none smtp.client-ip=213.95.11.211 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=lst.de Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=lst.de Received: by verein.lst.de (Postfix, from userid 2407) id CBC45227A87; Tue, 13 Feb 2024 07:31:39 +0100 (CET) Date: Tue, 13 Feb 2024 07:31:39 +0100 From: Christoph Hellwig To: John Garry Cc: axboe@kernel.dk, kbusch@kernel.org, hch@lst.de, sagi@grimberg.me, jejb@linux.ibm.com, martin.petersen@oracle.com, djwong@kernel.org, viro@zeniv.linux.org.uk, brauner@kernel.org, dchinner@redhat.com, jack@suse.cz, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, linux-nvme@lists.infradead.org, linux-xfs@vger.kernel.org, linux-fsdevel@vger.kernel.org, tytso@mit.edu, jbongio@google.com, linux-scsi@vger.kernel.org, ming.lei@redhat.com, ojaswin@linux.ibm.com, bvanassche@acm.org Subject: Re: [PATCH v3 11/15] scsi: sd: Support reading atomic write properties from block limits VPD Message-ID: <20240213063139.GA23305@lst.de> References: <20240124113841.31824-1-john.g.garry@oracle.com> <20240124113841.31824-12-john.g.garry@oracle.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20240124113841.31824-12-john.g.garry@oracle.com> User-Agent: Mutt/1.5.17 (2007-11-01) On Wed, Jan 24, 2024 at 11:38:37AM +0000, John Garry wrote: > Also update block layer request queue sysfs properties. > > See sbc4r22 section 6.6.4 - Block limits VPD page. Not the most useful commit log.. Can you merge this with the next patch and write a detailed commit log how atomic writes map to SBC features and what limitations Linux atomic writes on Linux have?