lkml.org 
[lkml]   [2000]   [Sep]   [23]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
From
Date
SubjectRe: (Fwd) CD-ROM (SCSI and IDE) not mounting disk
Another interesting thing that I just noticed, I can still play music CD's in either drive.

On 23 Sep 2000, at 20:10 Glenn C. Hofmann wrote:

> I will try to recompile some older kernels and see where it breaks, but here is the output in the
> logs when I try to mount the CD. I enabled debugging, as well.
>
> Found in debug logfile:
>
> Sep 23 19:58:05 hofmann1 kernel: VFS: Disk change detected on device ide1(22,64)
> Sep 23 19:58:05 hofmann1 last message repeated 2 times
> Sep 23 20:01:07 hofmann1 kernel: VFS: Disk change detected on device ide1(22,64)
> Sep 23 20:01:07 hofmann1 last message repeated 2 times
>
> And in messages logfile:
>
> Sep 23 20:06:52 hofmann1 kernel: cdrom: entering cdrom_open
> Sep 23 20:06:52 hofmann1 kernel: cdrom: entering open_for_data
> Sep 23 20:06:52 hofmann1 kernel: cdrom: drive_status=2
> Sep 23 20:06:52 hofmann1 kernel: cdrom: the tray is open...
> Sep 23 20:06:52 hofmann1 kernel: cdrom: trying to close the tray.
> Sep 23 20:06:52 hofmann1 kernel: cdrom: bummer. the tray is still not closed.
> Sep 23 20:06:52 hofmann1 kernel: cdrom: tray might not contain a medium.
> Sep 23 20:06:52 hofmann1 kernel: cdrom: open failed.
> Sep 23 20:06:52 hofmann1 kernel: cdrom: door unlocked.
> Sep 23 20:06:52 hofmann1 kernel: cdrom: Use count for "/dev/hdd" now 0
> Sep 23 20:06:52 hofmann1 kernel: cdrom: entering cdrom_open
> Sep 23 20:06:52 hofmann1 kernel: cdrom: entering cdrom_open
> Sep 23 20:06:52 hofmann1 kernel: cdrom: entering open_for_data
> Sep 23 20:06:52 hofmann1 kernel: cdrom: drive_status=2
> Sep 23 20:06:52 hofmann1 kernel: cdrom: the tray is open...
> Sep 23 20:06:52 hofmann1 kernel: cdrom: trying to close the tray.
> Sep 23 20:06:52 hofmann1 kernel: cdrom: bummer. the tray is still not closed.
> Sep 23 20:06:52 hofmann1 kernel: cdrom: tray might not contain a medium.
> Sep 23 20:06:52 hofmann1 kernel: cdrom: open failed.
> Sep 23 20:06:52 hofmann1 kernel: cdrom: door unlocked.
> Sep 23 20:06:52 hofmann1 kernel: cdrom: Use count for "/dev/hdd" now 0
> Sep 23 20:06:52 hofmann1 kernel: cdrom: entering cdrom_open
> Sep 23 20:06:52 hofmann1 kernel: cdrom: entering open_for_data
> Sep 23 20:06:52 hofmann1 kernel: cdrom: drive_status=2
> Sep 23 20:06:52 hofmann1 kernel: cdrom: the tray is open...
> Sep 23 20:06:52 hofmann1 kernel: cdrom: trying to close the tray.
> Sep 23 20:06:52 hofmann1 kernel: cdrom: bummer. the tray is still not closed.
> Sep 23 20:06:52 hofmann1 kernel: cdrom: tray might not contain a medium.
> Sep 23 20:06:52 hofmann1 kernel: cdrom: open failed.
> Sep 23 20:06:52 hofmann1 kernel: cdrom: door unlocked.
> Sep 23 20:06:52 hofmann1 kernel: cdrom: Use count for "/dev/hdd" now 0
>
>
> On 24 Sep 2000, at 2:43 Jens Axboe wrote:
>
> > On Sat, Sep 23 2000, Glenn C. Hofmann wrote:
> > > As of the more recent kernels (2.4.0-test8,7,6 for sure) both my IDE and
> > > SCSI CD-ROM drives will not mount a disk. They fail and tell me that
> > > there is no disk in the drive. I booted into an old 2.0.36 kernel just
> > > to make sure it wasn't a strange hardware failure and the CD mounted fine.
> > > I have attached my .config and dmesg, which shows that the drives are
> > > recognised. If there is any further information that I can give, I would
> > > be happy to. Thanks in advance for any help.
> >
> > Could you try and isolate the kernel that breaks this? It sounds very
> > odd that both your ATAPI and SCSI drive is affected. Also, could you
> > try and mount a drive with debugging enabled in the uniform cd layer?
> >
> > echo "1" > /proc/sys/dev/cdrom/debug
> >
> > --
> > * Jens Axboe <axboe@suse.de>
> > * SuSE Labs
>
>
> -
> To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
> the body of a message to majordomo@vger.kernel.org
> Please read the FAQ at http://www.tux.org/lkml/


-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
Please read the FAQ at http://www.tux.org/lkml/

\
 
 \ /
  Last update: 2005-03-22 12:45    [W:0.041 / U:2.444 seconds]
©2003-2018 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site