From: Yu Kuai <yukuai1@huaweicloud.com>
To: Christoph Hellwig <hch@infradead.org>, Yu Kuai <yukuai1@huaweicloud.com>
Cc: viro@zeniv.linux.org.uk, linux-fsdevel@vger.kernel.org,
linux-block@vger.kernel.org, linux-kernel@vger.kernel.org,
yi.zhang@huawei.com, "yukuai (C)" <yukuai3@huawei.com>
Subject: Re: [PATCH] fs: fix possible inconsistent mount device
Date: Sat, 13 Aug 2022 15:09:58 +0800 [thread overview]
Message-ID: <230cf303-b241-957d-f5aa-5d367eddeb3f@huaweicloud.com> (raw)
In-Reply-To: <YvdJMj5hNem2PMVh@infradead.org>
Hi, Christoph!
在 2022/08/13 14:48, Christoph Hellwig 写道:
> On Sat, Aug 13, 2022 at 02:08:48PM +0800, Yu Kuai wrote:
>> From: Yu Kuai <yukuai3@huawei.com>
>>
>> If device support rename, for example dm, following concurrent scenario
>> is possible:
>
> The fix is easy: don't rename mounted block device, and even
> bettersimply don't rename them at all, which is just causing huge
> amounts of pain.
Thanks for your reply. Do you think it's better to remove the rename
support from dm? Or it's better to add such limit?
Best regards,
Kuai
next prev parent reply other threads:[~2022-08-13 7:10 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-08-13 6:08 [PATCH] fs: fix possible inconsistent mount device Yu Kuai
2022-08-13 6:48 ` Christoph Hellwig
2022-08-13 7:09 ` Yu Kuai [this message]
2022-08-13 7:15 ` Christoph Hellwig
2022-08-13 7:25 ` Yu Kuai
2022-09-02 6:09 ` Yu Kuai
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