From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from dggsgout12.his.huawei.com (dggsgout12.his.huawei.com [45.249.212.56]) (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 E6B045C96; Tue, 16 Sep 2025 00:49:20 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=45.249.212.56 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1757983765; cv=none; b=gQBZ2ZrJHc/mVo4UyXnnOl3puSXwrhOxXpWgW1n3hIBZK5s6dGXXY6vezvtuIfgOuqgL13L6muQFfT85em36tWNGB7HwvYPPPPdmgaDIqbkKzZYo7EI4mC1+x/jnT7GsTyv4ljFoiZneR8z/P/Elok8oAl3OgDGsXBVFm+VJhOc= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1757983765; c=relaxed/simple; bh=X/pFC3va19rRg+gk9IqHnYcd8NlNCqdJD2INmemQlIQ=; h=Subject:To:Cc:References:From:Message-ID:Date:MIME-Version: In-Reply-To:Content-Type; b=QfKqVOg8AIKAtt7xptEf3Pe3cZiaoptQESXo1SFs8wTzeE2jY9SVEfzOKMH/+NkEFvQvZo7d2W7tGwcLMe3DC+1aZJbxn4EKMcwGZrIGBGsvD58nO9oyn2/dJS9IELt6H98qAQ7pD9ZAm8/1/qgOjfkcj0nixKx7SbgJMYolWgY= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=huaweicloud.com; spf=pass smtp.mailfrom=huaweicloud.com; arc=none smtp.client-ip=45.249.212.56 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=huaweicloud.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=huaweicloud.com Received: from mail.maildlp.com (unknown [172.19.93.142]) by dggsgout12.his.huawei.com (SkyGuard) with ESMTPS id 4cQjvx38XNzKHMVH; Tue, 16 Sep 2025 08:49:17 +0800 (CST) Received: from mail02.huawei.com (unknown [10.116.40.128]) by mail.maildlp.com (Postfix) with ESMTP id 0DF5E1A0FC4; Tue, 16 Sep 2025 08:49:18 +0800 (CST) Received: from [10.174.179.143] (unknown [10.174.179.143]) by APP4 (Coremail) with SMTP id gCh0CgDXIY4JtMhoI46ZCg--.11965S3; Tue, 16 Sep 2025 08:49:15 +0800 (CST) Subject: Re: [PATCH v2 0/2] Fix the initialization of max_hw_wzeroes_unmap_sectors for stacking drivers To: John Garry , Zhang Yi , axboe@kernel.dk, linux-raid@vger.kernel.org Cc: linux-block@vger.kernel.org, drbd-dev@lists.linbit.com, linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, pmenzel@molgen.mpg.de, hch@lst.de, martin.petersen@oracle.com, yi.zhang@huawei.com, yangerkun@huawei.com, "yukuai (C)" References: <20250910111107.3247530-1-yi.zhang@huaweicloud.com> <370ca2e5-a4b2-4b5d-9fd1-a931dc2d1a6b@oracle.com> From: Yu Kuai Message-ID: <44590d08-2127-e44d-d4f8-6ae9237dd53c@huaweicloud.com> Date: Tue, 16 Sep 2025 08:49:13 +0800 User-Agent: Mozilla/5.0 (Windows NT 10.0; WOW64; rv:60.0) Gecko/20100101 Thunderbird/60.9.1 Precedence: bulk X-Mailing-List: linux-fsdevel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 In-Reply-To: <370ca2e5-a4b2-4b5d-9fd1-a931dc2d1a6b@oracle.com> Content-Type: text/plain; charset=utf-8; format=flowed Content-Transfer-Encoding: 8bit X-CM-TRANSID:gCh0CgDXIY4JtMhoI46ZCg--.11965S3 X-Coremail-Antispam: 1UD129KBjvJXoW7WFy3Gw4fXw1DGry7Gw1xZrb_yoW8Cw4xpF Z7Wa4jyryUKr48Ar1jqF12vFy5tw1fJ347XrW5Xan3XrWqvFyIgF409FZ0grnrXw4rGa4j qF1UG3s3uw13trDanT9S1TB71UUUUU7qnTZGkaVYY2UrUUUUjbIjqfuFe4nvWSU5nxnvy2 9KBjDU0xBIdaVrnRJUUU92b4IE77IF4wAFF20E14v26r4j6ryUM7CY07I20VC2zVCF04k2 6cxKx2IYs7xG6rWj6s0DM7CIcVAFz4kK6r1j6r18M28lY4IEw2IIxxk0rwA2F7IY1VAKz4 vEj48ve4kI8wA2z4x0Y4vE2Ix0cI8IcVAFwI0_Ar0_tr1l84ACjcxK6xIIjxv20xvEc7Cj xVAFwI0_Cr0_Gr1UM28EF7xvwVC2z280aVAFwI0_GcCE3s1l84ACjcxK6I8E87Iv6xkF7I 0E14v26rxl6s0DM2AIxVAIcxkEcVAq07x20xvEncxIr21l5I8CrVACY4xI64kE6c02F40E x7xfMcIj6xIIjxv20xvE14v26r1j6r18McIj6I8E87Iv67AKxVWUJVW8JwAm72CE4IkC6x 0Yz7v_Jr0_Gr1lF7xvr2IY64vIr41lFIxGxcIEc7CjxVA2Y2ka0xkIwI1lc7I2V7IY0VAS 07AlzVAYIcxG8wCY1x0262kKe7AKxVWUtVW8ZwCF04k20xvY0x0EwIxGrwCFx2IqxVCFs4 IE7xkEbVWUJVW8JwC20s026c02F40E14v26r1j6r18MI8I3I0E7480Y4vE14v26r106r1r MI8E67AF67kF1VAFwI0_Jw0_GFylIxkGc2Ij64vIr41lIxAIcVC0I7IYx2IY67AKxVWUJV WUCwCI42IY6xIIjxv20xvEc7CjxVAFwI0_Gr0_Cr1lIxAIcVCF04k26cxKx2IYs7xG6r1j 6r1xMIIF0xvEx4A2jsIE14v26r1j6r4UMIIF0xvEx4A2jsIEc7CjxVAFwI0_Gr0_Gr1UYx BIdaVFxhVjvjDU0xZFpf9x07UAwIDUUUUU= X-CM-SenderInfo: 51xn3trlr6x35dzhxuhorxvhhfrp/ Hi, 在 2025/09/15 18:43, John Garry 写道: > On 12/09/2025 07:16, Zhang Yi wrote: >> Hi, Jens! >> >> Can you take this patch set through the linux-block tree? > > > md raid maintainers, > > please try to get this picked up ASAP. As things stand, all these RAID > personalities will be broken for 6.17 on drives supporting/reporting > write zeroes. > Not sure if Jens missed this, I'll pick patch 1 later today if Jens doesn't apply. Thanks, Kuai > Thanks > >> >> Thanks, >> Yi. >> >> On 9/10/2025 7:11 PM, Zhang Yi wrote: >>> From: Zhang Yi >>> >>> Changes since v1: >>>   - Improve commit messages in patch 1 by adding a simple reproduction >>>     case as Paul suggested and explaining the implementation differences >>>     between RAID 0 and RAID 1/10/5, no code changes. >>> >>> v1: >>> https://urldefense.com/v3/__https://lore.kernel.org/linux-block/20250825083320.797165-1-yi.zhang@huaweicloud.com/__;!!ACWV5N9M2RV99hQ!JAN4eq3ePrspeto0Hn7563lg3392Lh44jM1oTbgxbDoClxVOh5B73QhGD53f9tiLxuxfJCr51PyAP55COV2TTZAt$ >>> >>> >>> This series fixes the initialization of max_hw_wzeroes_unmap_sectors in >>> queue_limits for all md raid and drbd drivers, preventing >>> blk_validate_limits() failures on underlying devices that support the >>> unmap write zeroes command. >>> >>> Best regards, >>> Yi. >>> >>> Zhang Yi (2): >>>    md: init queue_limits->max_hw_wzeroes_unmap_sectors parameter >>>    drbd: init queue_limits->max_hw_wzeroes_unmap_sectors parameter >>> >>>   drivers/block/drbd/drbd_nl.c | 1 + >>>   drivers/md/md-linear.c       | 1 + >>>   drivers/md/raid0.c           | 1 + >>>   drivers/md/raid1.c           | 1 + >>>   drivers/md/raid10.c          | 1 + >>>   drivers/md/raid5.c           | 1 + >>>   6 files changed, 6 insertions(+) >>> >> >> > > > . >