linux-kernel - Re: [PATCH 1/2] Fix a crash when block device is read and block size is changed at the same time

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Message-ID: <x4939096waq.fsf@segfault.boston.devel.redhat.com>
Date:	Fri, 16 Nov 2012 17:02:37 -0500
From:	Jeff Moyer <jmoyer@...hat.com>
To:	Mikulas Patocka <mpatocka@...hat.com>
Cc:	Jens Axboe <axboe@...nel.dk>,
	Eric Dumazet <eric.dumazet@...il.com>,
	Andrea Arcangeli <aarcange@...hat.com>,
	Jan Kara <jack@...e.cz>, dm-devel@...hat.com,
	linux-kernel@...r.kernel.org,
	Alexander Viro <viro@...iv.linux.org.uk>,
	kosaki.motohiro@...fujitsu.com, linux-fsdevel@...r.kernel.org,
	lwoodman@...hat.com, "Alasdair G. Kergon" <agk@...hat.com>
Subject: Re: [PATCH 1/2] Fix a crash when block device is read and block size is changed at the same time

Mikulas Patocka <mpatocka@...hat.com> writes:

> blockdev: fix a crash when block size is changed and I/O is issued simultaneously
>
> The kernel may crash when block size is changed and I/O is issued
> simultaneously.

Mikulas, do you plan to submit a variant of this for stable as well?

Cheers,
Jeff
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