linux-kernel - Re: regression caused by block: freeze the queue earlier in del

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Message-ID: <c7c909aa-71d9-b43c-293e-d4801a00861e@kernel.dk>
Date:   Wed, 21 Sep 2022 08:34:26 -0600
From:   Jens Axboe <axboe@...nel.dk>
To:     Thorsten Leemhuis <regressions@...mhuis.info>,
        Christoph Hellwig <hch@....de>
Cc:     Dusty Mabe <dusty@...tymabe.com>, Ming Lei <ming.lei@...hat.com>,
        linux-block@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-raid@...r.kernel.org,
        "regressions@...ts.linux.dev" <regressions@...ts.linux.dev>
Subject: Re: regression caused by block: freeze the queue earlier in
 del_gendisk

On 9/21/22 3:25 AM, Thorsten Leemhuis wrote:
> On 20.09.22 16:14, Jens Axboe wrote:
>> On 9/20/22 8:12 AM, Christoph Hellwig wrote:
>>> On Tue, Sep 20, 2022 at 08:05:06AM -0600, Jens Axboe wrote:
>>>> Christoph and I discussed this one last week, and he has a plan to try
>>>> a flag approach. Christoph, did you get a chance to bang that out? Would
>>>> be nice to get this one wrapped up.
>>>
>>> I gave up on that as it will be far too much change so late in
>>> the cycle and sent you the revert yesterday.
>>
>> Gotcha, haven't made it all the way through the emails of the morning yet.
>> I'll queue it up.
> 
> Thx to both of you for taking care of this.
> 
> Nitpicking: that patch is missing a "CC: stable@..." tag to ensure
> automatic and quick backporting to 5.19.y. Or is the block layer among
> the subsystems that prefer to handle such things manually?
> 
> Ohh, and a fixes tag might have been good as well; a "Link:" tag
> pointing to the report, too. If either would have been there, regzbot
> would have noticed Christoph's patch posting and I wouldn't have
> bothered you yesterday. :-) But whatever, not that important.

We'll just have to ensure we ping stable on it when it goes in.

-- 
Jens Axboe