linux-kernel - Re: libata /dev/scd0 problem: mount after burn fails without eject

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Message-ID: <463AEBE0.7010506@gmail.com>
Date:	Fri, 04 May 2007 10:16:32 +0200
From:	Tejun Heo <htejun@...il.com>
To:	Michal Piotrowski <michal.k.k.piotrowski@...il.com>
CC:	Mark Lord <lkml@....ca>,
	Frank van Maarseveen <frankvm@...nkvm.com>,
	linux-scsi <linux-scsi@...r.kernel.org>,
	IDE/ATA development list <linux-ide@...r.kernel.org>,
	linux-kernel@...r.kernel.org, Alan Cox <alan@...hat.com>
Subject: Re: libata /dev/scd0 problem: mount after burn fails without eject

Michal Piotrowski wrote:
> On 01/05/07, Mark Lord <lkml@....ca> wrote:
>> Forwarding to linux-scsi and linux-ide mailing lists.
>>
>> Frank van Maarseveen wrote:
>> > Tested on 2.6.20.6 and 2.6.21.1
>> >
>> > I decided to swich from the old IDE drivers to libata and now there
>> > seems to be a little but annoying problem: cannot mount an ISO image
>> > after burning it.
>> >
>> > May  1 14:32:55 kernel: attempt to access beyond end of device
>> > May  1 14:32:55 kernel: sr0: rw=0, want=68, limit=4
>> > May  1 14:32:55 kernel: isofs_fill_super: bread failed, dev=sr0,
>> iso_blknum=16, block=16
>> >
>> > an "eject" command seems to fix the state of the PATA DVD writer
>> > or driver. The problem occurs for burning a CD and for DVD too with
>> > identical error messages.

Right after burning, if you run 'fuser -v /dev/sr0', what does it say?

-- 
tejun
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