From mboxrd@z Thu Jan 1 00:00:00 1970 From: Frank van Maarseveen Subject: Re: libata /dev/scd0 problem: mount after burn fails without eject Date: Fri, 4 May 2007 10:44:52 +0200 Message-ID: <20070504084452.GA20388@janus> References: <20070501135951.GA17072@janus> <46374C11.1010702@rtr.ca> <6bffcb0e0705010731v44cfad1awf4342121245f7ab3@mail.gmail.com> <463AEBE0.7010506@gmail.com> <20070504083735.GA20072@janus> <463AF1C5.4090401@gmail.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Content-Disposition: inline In-Reply-To: <463AF1C5.4090401@gmail.com> Sender: linux-scsi-owner@vger.kernel.org To: Tejun Heo Cc: Frank van Maarseveen , Michal Piotrowski , Mark Lord , linux-scsi , IDE/ATA development list , linux-kernel@vger.kernel.org, Alan Cox , bzolnier@gmail.com List-Id: linux-ide@vger.kernel.org On Fri, May 04, 2007 at 10:41:41AM +0200, Tejun Heo wrote: > Frank van Maarseveen wrote: > > On Fri, May 04, 2007 at 10:16:32AM +0200, Tejun Heo wrote: > >> Michal Piotrowski wrote: > >>> On 01/05/07, Mark Lord 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? > > > > Tried the fuser as root to be sure but it didn't show anything. > > I guess sr is forgetting to set media changed flag somewhere. Plausible. I get the same kernel messages when I try to mount the CD before burning. -- Frank