linux-kernel - Re: Bug 215647 - aoe: removing aoe devices with flush (implicit in rmmod aoe) leads to page fault

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Date:   Tue, 8 Mar 2022 07:09:16 +0100
From:   Christoph Hellwig <hch@....de>
To:     Thorsten Leemhuis <regressions@...mhuis.info>
Cc:     Christoph Hellwig <hch@....de>, Jens Axboe <axboe@...nel.dk>,
        Justin Sanders <justin@...aid.com>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        linux-block@...r.kernel.org,
        Chaitanya Kulkarni <chaitanya.kulkarni@....com>
Subject: Re: Bug 215647 - aoe: removing aoe devices with flush (implicit in
 rmmod aoe) leads to page fault

On Tue, Mar 08, 2022 at 06:56:33AM +0100, Thorsten Leemhuis wrote:
> Does that need backporting? Or is the patch the reporter provided in
> bugzilla the easier and safer way to fix that regression in older releases?

No idea what is hidden in bugzilla, but the blk_mq_alloc_disk changes
aren't easily backportable.