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From: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
To: Kiyoshi Ueda <k-ueda@ct.jp.nec.com>
Cc: jens.axboe@oracle.com, petkovbb@googlemail.com,
	linux-ide@vger.kernel.org, j-nomura@ce.jp.nec.com
Subject: Re: [PATCH] ide: another possible ide panic fix for blk-end-request
Date: Wed, 6 Feb 2008 21:54:24 +0100	[thread overview]
Message-ID: <200802062154.25542.bzolnier@gmail.com> (raw)
In-Reply-To: <20080204.145312.39152078.k-ueda@ct.jp.nec.com>

On Monday 04 February 2008, Kiyoshi Ueda wrote:
> Hi Jens, Bart, Boris,
> 
> I have reviewed all blk-end-request patches again to confirm whether
> there are any similar problems with the last week's ide-cd panic:
>     http://lkml.org/lkml/2008/1/29/140
> 
> And I found a possible similar bug in ide-io change:
> ide_end_drive_cmd() could be called for blk_pc_request() which could
> have bios.  To complete such requests correctly, we need to pass
> the actual size of the request.
> Otherwise, __blk_end_request() returns 1 because the request still has
> bios, and the system will BUG() unnecessarily.
> 
> The following patch fixes the bug and should be applied on top of
> Linus' git.
> Please review and apply.
> 
> 
> Cc: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
> Cc: Borislav Petkov <petkovbb@googlemail.com>
> Signed-off-by: Kiyoshi Ueda <k-ueda@ct.jp.nec.com>
> Signed-off-by: Jun'ichi Nomura <j-nomura@ce.jp.nec.com>

applied, thanks

      parent reply	other threads:[~2008-02-06 20:41 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-02-04 19:53 [PATCH] ide: another possible ide panic fix for blk-end-request Kiyoshi Ueda
2008-02-05  6:01 ` Borislav Petkov
2008-02-05 19:14   ` Kiyoshi Ueda
2008-02-06 20:54 ` Bartlomiej Zolnierkiewicz [this message]

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