From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from 004.mia.mailroute.net (004.mia.mailroute.net [199.89.3.7]) (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 C46722566DD; Mon, 1 Sep 2025 14:10:26 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=199.89.3.7 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1756735828; cv=none; b=oC041ExlFyBLY5wTq7Ii9M6Ixa74z54gvixAnOtx4kTgpqjkP2Nr5IqQ8uVGmoPvI5BefCWLOrE8b9SeXjifXLntKMM898QIjwE9oykhdo2J9b6YUMnEJlWKLELSDEMeykN+O6sX8eaY2uthtSrWOzzMVHH/FwVQzh7BIJpwHeo= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1756735828; c=relaxed/simple; bh=ukmJhcp35iYjnuU4kZ8d63qh1MDKc2DFJ9CwL8UCjhU=; h=Message-ID:Date:MIME-Version:Subject:To:Cc:References:From: In-Reply-To:Content-Type; b=paByNYNcHN7EV5uZOxG2pOpbOUBF6pIDsOfXN6Pzu7p7Ib23U4ZzTrTGcwh+aCRa9wr4/IPtXpC8ZKixEVFLFIMgNwshlnmni/Lvfc4P342XWm4hiVw2TBMbccn695CaTTVeYAm8GPYb31B8/gizKyQwkVXswNQ1x5gw0E8V/TA= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=acm.org; spf=pass smtp.mailfrom=acm.org; dkim=pass (2048-bit key) header.d=acm.org header.i=@acm.org header.b=Dcza+BEj; arc=none smtp.client-ip=199.89.3.7 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=acm.org Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=acm.org Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=acm.org header.i=@acm.org header.b="Dcza+BEj" Received: from localhost (localhost [127.0.0.1]) by 004.mia.mailroute.net (Postfix) with ESMTP id 4cFrPF54wNzm0yQ1; Mon, 1 Sep 2025 14:10:25 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=acm.org; h= content-transfer-encoding:content-type:content-type:in-reply-to :from:from:content-language:references:subject:subject :user-agent:mime-version:date:date:message-id:received:received; s=mr01; t=1756735815; x=1759327816; bh=ukmJhcp35iYjnuU4kZ8d63qh 1MDKc2DFJ9CwL8UCjhU=; b=Dcza+BEjnfTsBp0x0rCZIXnyJ9Qpw6lxNkPGmQWg C+oGMmS4YpkI8aHXFzU4aBV+8Gx81ktCpkmPi7bOsLlvI3uQPfhmEclEH58adCEC AW/lQS4yTHldmZfyaGIiaA0BASjHn0kkmzTEdqkYqgGIWxiHMuQ39ZGvYyt1Amoh K72gR1OdQW5IhMTbIfz22c7yvav5QSn6fF0OwkmC+Yfkaib0Wbo8wXnMpjapziMn wtCcXm12ukCUCAgIz28GLHxCNwQbFPmtop1bcsFbkV1TTFKbFAAtDdOdtwiD190L tj7AVJG03fV5bWqqPsW3QuARxtsBawv4rpBesquIXUumsA== X-Virus-Scanned: by MailRoute Received: from 004.mia.mailroute.net ([127.0.0.1]) by localhost (004.mia [127.0.0.1]) (mroute_mailscanner, port 10029) with LMTP id cnSL9S05D3Az; Mon, 1 Sep 2025 14:10:15 +0000 (UTC) Received: from [192.168.51.14] (c-73-231-117-72.hsd1.ca.comcast.net [73.231.117.72]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) (Authenticated sender: bvanassche@acm.org) by 004.mia.mailroute.net (Postfix) with ESMTPSA id 4cFrNW30zbzm0ytb; Mon, 1 Sep 2025 14:09:46 +0000 (UTC) Message-ID: <5b3a5bed-939f-4402-aafd-f7381cd46975@acm.org> Date: Mon, 1 Sep 2025 07:09:43 -0700 Precedence: bulk X-Mailing-List: cgroups@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH RFC v3 00/15] block: fix disordered IO in the case recursive split To: Yu Kuai , hch@infradead.org, colyli@kernel.org, hare@suse.de, dlemoal@kernel.org, tieren@fnnas.com, axboe@kernel.dk, tj@kernel.org, josef@toxicpanda.com, song@kernel.org, kmo@daterainc.com, satyat@google.com, ebiggers@google.com, neil@brown.name, akpm@linux-foundation.org Cc: linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, cgroups@vger.kernel.org, linux-raid@vger.kernel.org, yukuai3@huawei.com, yi.zhang@huawei.com, yangerkun@huawei.com, johnny.chenyi@huawei.com References: <20250901033220.42982-1-yukuai1@huaweicloud.com> Content-Language: en-US From: Bart Van Assche In-Reply-To: <20250901033220.42982-1-yukuai1@huaweicloud.com> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit On 8/31/25 8:32 PM, Yu Kuai wrote: > This set is just test for raid5 for now, see details in patch 9; Does this mean that this patch series doesn't fix reordering caused by recursive splitting for zoned block devices? A test case that triggers an I/O error is available here: https://lore.kernel.org/linux-block/a8a714c7-de3d-4cc9-8c23-38b8dc06f5bb@acm.org/ I have not yet had the time to review this patch series but plan to take a look soon. Thanks, Bart.