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 C275A19343B; Fri, 5 Sep 2025 20:49:40 +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=1757105382; cv=none; b=XkqR6X36asLRCBV9ZFhBs1GwSniHazxgdJ71zMQZhbKyvSMnYH6r24yDvBvA7nlx4I+yB0GU25otQU85TxaetZlF0LXtA1EP0WA1CJBXamAIgr1Id5qF2K/yS/unfqq2Azgxouc33IKTY1gVkXaOQQSJZ5sgxJSbA/sDegGAGz0= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1757105382; c=relaxed/simple; bh=MePEapUuYxcddgHNIeSyE+IBcezpQwz6cFFLJ8PxzEI=; h=Message-ID:Date:MIME-Version:Subject:To:Cc:References:From: In-Reply-To:Content-Type; b=EyJ6YZ5OELmuwxE6GcspYwfjjfWEQAXGMHCQ/7uyk2/0iU+N6erSzIVUT2AFiPgdXCYcp/aS308PYN7HqbdD537XYgce3RuUondLRbHdlXm+WIxTz7ZOiJW9c1ERV8I3D13pf2Sjkszvn9DqRfEKEBXyyZSjfITx6F67ad1nkeo= 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=z6H3E/I/; 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="z6H3E/I/" Received: from localhost (localhost [127.0.0.1]) by 004.mia.mailroute.net (Postfix) with ESMTP id 4cJT434xF9zm0yV9; Fri, 5 Sep 2025 20:49:39 +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=1757105368; x=1759697369; bh=MePEapUuYxcddgHNIeSyE+IB cezpQwz6cFFLJ8PxzEI=; b=z6H3E/I/shpdpH75wdYzvFjMCz5LOj/bv61HfciY 5cWsX4DXF/XKN+Y+ktpL1Ok0v8aCidm0R/tsjl15OfD13ujJTb2VfQrrJZ7kx5X2 OxNyWIkIuLeuIhqer2W/p8XPNuyRP0N7gkEZGoDtYofvU5zFMAQsiBDy8KRyEHH3 MST3ys55O/ccVPi1hqQNKZUYhd8p4qx0zaNYxN/pip20NsP2V30X5pzFlsRHxpHA AtOdOS6Mqff/WAZfKM0gUl5uS5I0hX7xZIzeCZ/2si1P2rFKovZOJVw3CdTk1wlk sd7cUn0lQz644lCgacRijmgkULQHvFAChzN2uq+SUNQYGA== 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 etR1yIYbfEql; Fri, 5 Sep 2025 20:49:28 +0000 (UTC) Received: from [100.66.154.22] (unknown [104.135.204.82]) (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 4cJT3T57xmzm0yV5; Fri, 5 Sep 2025 20:49:08 +0000 (UTC) Message-ID: Date: Fri, 5 Sep 2025 13:49:08 -0700 Precedence: bulk X-Mailing-List: linux-block@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH for-6.18/block 07/16] md/raid0: convert raid0_handle_discard() to use bio_submit_split_bioset() 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, yukuai3@huawei.com, satyat@google.com, ebiggers@google.com, kmo@daterainc.com, akpm@linux-foundation.org, neil@brown.name Cc: linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, cgroups@vger.kernel.org, linux-raid@vger.kernel.org, yi.zhang@huawei.com, yangerkun@huawei.com, johnny.chenyi@huawei.com References: <20250905070643.2533483-1-yukuai1@huaweicloud.com> <20250905070643.2533483-8-yukuai1@huaweicloud.com> Content-Language: en-US From: Bart Van Assche In-Reply-To: <20250905070643.2533483-8-yukuai1@huaweicloud.com> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit On 9/5/25 12:06 AM, Yu Kuai wrote: > Unify bio split code, and prepare to fix disordered split IO fix disordered split IO -> fix reordering of split IO