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 5963AC4345F for ; Fri, 12 Apr 2024 00:19:35 +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:Content-Transfer-Encoding: Content-Type:In-Reply-To:References:To:From:Subject:MIME-Version:Date: Message-ID:Reply-To:Cc:Content-ID:Content-Description:Resent-Date:Resent-From :Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=e9h0TJl0Avk1YBZOtckTmz7fFurCrXRlcjDl1DFEfCY=; b=ZdbTfoZUpuPPLwDO3Rag2MHohh YJos+nNSBLaL16IF0Xbz7nXKRaEH7waKiNn1TiPhK8smX8bfFjvMxQ7nMS0mpjuXixuhJ1oJORdpy x75C+fksqvcrHbKmlLPlvxevER9w5lK3PAL+QEI3h4vqzBbnmkt3w8QyoRYPRrLXkP/Tm9lOah8wt KYLZ6EHn/FbM81rankxA8CggMWpIyLcDbCl0ImkfeYgEE4Ig4As4eFTUMnc46m60x5op1ILlZFR7d eOSdJpZ7jY+NhYaOV6YSuMQP1Xy7O5Xk1euTxXILleJX3ECiic2yIbAVOTo2gHzODqNSusBWHKhBq zlXZhCPw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.97.1 #2 (Red Hat Linux)) id 1rv4dh-0000000EcGd-0bWN; Fri, 12 Apr 2024 00:19:33 +0000 Received: from dfw.source.kernel.org ([139.178.84.217]) by bombadil.infradead.org with esmtps (Exim 4.97.1 #2 (Red Hat Linux)) id 1rv4dd-0000000EcG4-2xmy for linux-nvme@lists.infradead.org; Fri, 12 Apr 2024 00:19:31 +0000 Received: from smtp.kernel.org (transwarp.subspace.kernel.org [100.75.92.58]) by dfw.source.kernel.org (Postfix) with ESMTP id 574956219F; Fri, 12 Apr 2024 00:19:28 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 627AFC072AA; Fri, 12 Apr 2024 00:19:26 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1712881168; bh=XIw1C5UrfJZG7RekgDhJXcNJ8d9mFC4P1pP8HtXGvKE=; h=Date:Subject:From:To:References:In-Reply-To:From; b=ANXhkrFbziMQWEQ1uraEfPHEwqJP8AETkc3u7Bs+JkPvZrwr2UF4sFqUPI2wP+UwT +KEJlXJrzwh+4EZ8kiBkoIGD0as4PEcBSnu+3zJeLosS04voma1EtWHe4t0EOtAPwA RykPhXj/bmpGzhFkG8mR2Ao79QVCcAZgFzi71JhnjJ2vJXs+246lJCgBq5Imlu5b98 zysVsHrSVQbbK1EL4o4rHUIlTNYW6DuWxRxDvItGhJYk0Vv5+NrCyF+jHPuIgHtf9e 3iBb/z4yKrRjdQS2ceaFf2tn9GLkFMS+UWHkTGrhreYnEZT5LHNlU+KnQqVVpDKMYk 61RsqFYGpfEog== Message-ID: Date: Fri, 12 Apr 2024 09:19:25 +0900 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v7 00/28] Zone write plugging From: Damien Le Moal To: linux-block@vger.kernel.org, Jens Axboe , linux-scsi@vger.kernel.org, "Martin K . Petersen" , dm-devel@lists.linux.dev, Mike Snitzer , linux-nvme@lists.infradead.org, Keith Busch , Christoph Hellwig References: <20240408014128.205141-1-dlemoal@kernel.org> Content-Language: en-US Organization: Western Digital Research In-Reply-To: <20240408014128.205141-1-dlemoal@kernel.org> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20240411_171929_936091_2EEAA077 X-CRM114-Status: UNSURE ( 9.95 ) X-CRM114-Notice: Please train this message. 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 4/8/24 10:41, Damien Le Moal wrote: > The patch series introduces zone write plugging (ZWP) as the new > mechanism to control the ordering of writes to zoned block devices. > ZWP replaces zone write locking (ZWL) which is implemented only by > mq-deadline today. ZWP also allows emulating zone append operations > using regular writes for zoned devices that do not natively support this > operation (e.g. SMR HDDs). This patch series removes the scsi disk > driver and device mapper zone append emulation to use ZWP emulation. Jens, If you are OK with this series, can we get it queued please ? I have a couple more patches I would like to send on top of this and the longer it soaks in linux-next the better I think. -- Damien Le Moal Western Digital Research