linux-kernel - Re: [bisected] 2.6.39 breaks floppy

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Message-ID: <BANLkTimD31sNsWy0EzCREFj2oMWP+WQcWA@mail.gmail.com>
Date:	Wed, 25 May 2011 22:54:21 +0200
From:	Tejun Heo <tj@...nel.org>
To:	Jens Axboe <jaxboe@...ionio.com>
Cc:	Ondrej Zary <linux@...nbow-software.org>,
	Kernel development list <linux-kernel@...r.kernel.org>
Subject: Re: [bisected] 2.6.39 breaks floppy

Hello,

On Wed, May 25, 2011 at 9:37 PM, Jens Axboe <jaxboe@...ionio.com> wrote:
>> Bisected it to 9fd097b14918875bd6f125ed699d7bbbba5893ee
>> (block: unexport DISK_EVENT_MEDIA_CHANGE for legacy/fringe drivers)
>>
>> Adding the removed line back to floppy.c fixes the problem.

It's the same one as the following.  Patch posted.  It's caused by
genhd->ev not allocated when ->events | async_events is empty.

  https://bugzilla.kernel.org/show_bug.cgi?id=35832

Will soon post a patch.

Thanks.

-- 
tejun
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