From: Christoph Hellwig <hch@infradead.org>
To: Zheng Qixing <zhengqixing@huaweicloud.com>
Cc: axboe@kernel.dk, linux-block@vger.kernel.org,
linux-kernel@vger.kernel.org, yukuai3@huawei.com,
yi.zhang@huawei.com, yangerkun@huawei.com, houtao1@huawei.com,
zhengqixing@huawei.com, lilingfeng3@huawei.com,
nilay@linux.ibm.com
Subject: Re: [PATCH v2] block: fix kobject double initialization in add_disk
Date: Sun, 10 Aug 2025 08:08:42 -0700 [thread overview]
Message-ID: <aJi1-l0ye4Xxv3IH@infradead.org> (raw)
In-Reply-To: <20250808053609.3237836-1-zhengqixing@huaweicloud.com>
On Fri, Aug 08, 2025 at 01:36:09PM +0800, Zheng Qixing wrote:
> From: Zheng Qixing <zhengqixing@huawei.com>
>
> Device-mapper can call add_disk() multiple times for the same gendisk
> due to its two-phase creation process (dm create + dm load).
We'll need to fix that, instead of adding complex workarounds in the
block layer for something that should not happen.
next prev parent reply other threads:[~2025-08-10 15:08 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-08-08 5:36 [PATCH v2] block: fix kobject double initialization in add_disk Zheng Qixing
2025-08-08 7:15 ` Nilay Shroff
2025-08-08 7:23 ` Yu Kuai
2025-08-08 7:51 ` Nilay Shroff
2025-08-08 7:34 ` Yu Kuai
2025-08-10 15:08 ` Christoph Hellwig [this message]
2025-08-11 1:04 ` Yu Kuai
2025-08-11 8:00 ` Ming Lei
2025-08-11 14:01 ` Jens Axboe
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