Subject: Re: next-20080801: BUG in pktcdvd while mounting dvd

From: Alan Cox <[email-masked]>
Date: Sun, 3 Aug 2008 15:53:20 +0100

On Sun, 03 Aug 2008 14:18:04 +0200
Thomas Meyer <[email-masked]> wrote:

> Greetings.
> 
> Please have a look at this bug report:
> 
> http://kerneloops.org/raw.php?rawid=47211
> 
> reverting commit 5b6155ee70e9c4d2ad7e6f514c8eee06e2711c3a fixes the
> problem

ioctl_by_bdev is calling ioctl methods with filp = NULL which is not
valid. That in turn blocks switching to unlocked_ioctl and BKL removal so
ioctl_by_bdev urgently needs fixing.

Alan