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SubjectRe: ide-scsi bug, or..?
On Fri, 2 Nov 2001, Jens Axboe wrote:

> On Fri, Nov 02 2001, Dan Podeanu wrote:
> >
> > Hello,
> >
> > Upon trying to mount a CD-RW I get the following error:
> >
> > ide-scsi: hdc: unsupported command in request queue (0)
> > end_request: I/O error, dev 16:01 (hdc), sector 64
> > isofs_read_super: bread failed, dev=16:01, iso_blknum=16, block=32
> > mount: wrong fs type, bad option, bad superblock on /dev/hdc1,
> >
> > Note that I use the hdd=ide-scsi parameter and that the CD is detected as
> > SCSI:
> >
> > hdc: CD-W54E, ATAPI CD/DVD-ROM drive
> >
> > SCSI subsystem driver Revision: 1.00
> > scsi0 : SCSI host adapter emulation for IDE ATAPI devices
> > Vendor: TEAC Model: CD-W54E Rev: 1.1B
> > Type: CD-ROM ANSI SCSI revision: 02
>
> You are trying to mount /dev/hdc and that is handled by ide-scsi. Mount
> /dev/sr0 instead. For that you must also remember to configure SCSI
> CD-ROM support, which you haven't done:
>
> # CONFIG_BLK_DEV_SR is not set
>

That config was after several attempts of getting a functional kernel in
that aspect.

With CONFIG_BLK_DEV_SR=y, the same result. Also note that mount/cat/etc.
on hdc _should_ work, but it fails both there and on /dev/sg0, etc.

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