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On Sat, May 26 2001, Harald Dunkel wrote:
> Jens Axboe wrote:
> >
> > On Sat, May 26 2001, Harald Dunkel wrote:
> > > Hi folks,
> > >
> > > With 2.4.5 my CD and DVD drives have become unaccessable.
> > >
> > > Can you reproduce this problem?
> >
> > Any kernel messages? And please show what happens.
> >
>
> Currently I am back to 2.4.4, but AFAIR I got a message 'no medium found'
> or something like that on the command line.
>
> I have found this in kern.log:
>
> May 26 15:31:17 bilbo kernel: Detected scsi CD-ROM sr0 at scsi0, channel 0, id 2, lun 0
> May 26 15:31:17 bilbo kernel: Detected scsi CD-ROM sr1 at scsi0, channel 0, id 4, lun 0
> May 26 15:31:17 bilbo kernel: Detected scsi CD-ROM sr2 at scsi2, channel 0, id 0, lun 0
> May 26 15:31:17 bilbo kernel: sr0: scsi3-mmc drive: 0x/0x cd/rw xa/form2 cdda tray
> May 26 15:31:17 bilbo kernel: Uniform CD-ROM driver Revision: 3.12
> May 26 15:31:17 bilbo kernel: sr1: scsi3-mmc drive: 32x/32x cd/rw xa/form2 cdda tray
> May 26 15:31:17 bilbo kernel: sr2: scsi3-mmc drive: 24x/24x writer cd/rw xa/form2 cdda tray
> May 26 15:31:17 bilbo kernel: VFS: Disk change detected on device sr(11,1)
> May 26 15:31:17 bilbo last message repeated 3 times
> May 26 15:31:17 bilbo kernel: Device 0b:01 not ready.
> May 26 15:31:17 bilbo kernel: I/O error: dev 0b:01, sector 1024
>
> Using 2.4.4 the same CD works in the same drive.

The only changes that could matter would be SCSI driver changes. You
wouldn't happen to use the new aic7xxx driver?

--
Jens Axboe

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