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 Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 0413EC48260 for ; Tue, 13 Feb 2024 06:31:51 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:In-Reply-To:Content-Type: MIME-Version:References:Message-ID:Subject:Cc:To:From:Date:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=SjIP93SL2UWuc2PiduUduAbU55YwA1lcl3SrT2094Ag=; b=ybCpZ4yO6KLMr+j95JIAZlDFjS cQXb9+y/JYQ0shTfkUc8S6TUMgX/oAoDxuwuY37OVqmKTbacqq7aV6cC5zwnucrxxXBll0fX0CceC liHownyWuYs8Rsf/YWhnjgaOwMgSpmr5AJ1EUSA/yh51XEml/RWYuG+vkxoddUJPockiotY2JbcK3 nLszcHfHA4qXWglXTcCWMnej3wOMN1lYib8aZFXRa+OvNPd5VPR1gZarIx2LfAy43nu8rHtG+Dj82 LYwCL4ldEXK+8fpKoEjyNp1ywp965zjtfJboisO613sKJlWtLLfh+CLhJeRCRm//rovp6nlcOxDgV 6z8QTwiw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.97.1 #2 (Red Hat Linux)) id 1rZmKb-000000088jg-3snr; Tue, 13 Feb 2024 06:31:49 +0000 Received: from verein.lst.de ([213.95.11.211]) by bombadil.infradead.org with esmtps (Exim 4.97.1 #2 (Red Hat Linux)) id 1rZmKV-000000088ij-3IUu for linux-nvme@lists.infradead.org; Tue, 13 Feb 2024 06:31:45 +0000 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> 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) X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20240212_223143_991806_551A4CC7 X-CRM114-Status: GOOD ( 11.15 ) X-BeenThere: linux-nvme@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "Linux-nvme" Errors-To: linux-nvme-bounces+linux-nvme=archiver.kernel.org@lists.infradead.org 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?