From: Jens Axboe <axboe@suse.de>
To: Paul Jakma <paul@clubi.ie>
Cc: Linux Kernel <linux-kernel@vger.kernel.org>
Subject: Re: scsi-cdrom lockup and ide-scsi problem (both EFS related)
Date: Tue, 31 Oct 2000 15:31:06 -0800 [thread overview]
Message-ID: <20001031153106.A9458@suse.de> (raw)
In-Reply-To: <Pine.LNX.4.21.0010310054200.1041-100000@fogarty.jakma.org>
In-Reply-To: <Pine.LNX.4.21.0010310054200.1041-100000@fogarty.jakma.org>; from paul@clubi.ie on Tue, Oct 31, 2000 at 01:11:44AM +0000
On Tue, Oct 31 2000, Paul Jakma wrote:
> I have 2 problems related to reading IRIX EFS cd's.
>
> -------problem 1:
>
> mounting an EFS cd from my Yamaha CDR-4416S SCSI CDRW consistently
> causes a lockup when i try to read directory/file data from the CD. I
> observed this initially with EFS CDR's, and assumed something had
> gone wrong when burning that CD. But the exact same thing happens
> with original SGI IRIX media. I have no problems with any of my EFS
> CDs when accesed from an ATAPI CDROM.
Known problem, blocksizes != 2kb does not currently work
correctly with SCSI CD-ROM (it's even on Ted's list).
> My IDE CDROM under ide-scsi emulation does not like trying to mount
> EFS CDs, here are the logs of multiple mount attempts:
Same deal, SCSI CD-ROM driver. As you noted, pure ATAPI drive will
work just fine.
> ide-scsi emulation - if i want to mount the CD for any reason i have
> to reboot again to get the IDE CDROM back to pure ATAPI mode, then
> reboot again for ide-scsi to burn a cd... slightly frustrating. :)
rmmod ide-scsi ; insmod ide-cd
mount, etc
rmmod ide-cd ; insmod ide-scsi
burn
--
* Jens Axboe <axboe@suse.de>
* SuSE Labs
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next prev parent reply other threads:[~2000-10-31 22:24 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2000-10-31 1:11 scsi-cdrom lockup and ide-scsi problem (both EFS related) Paul Jakma
2000-10-31 23:31 ` Jens Axboe [this message]
2000-11-01 1:25 ` Paul Jakma
2000-11-01 2:33 ` Jens Axboe
2000-11-01 1:40 ` Paul Jakma
2000-11-01 1:54 ` Alan Cox
2000-11-01 3:10 ` Jens Axboe
2000-11-01 12:47 ` Alan Cox
2000-11-01 4:43 ` Miles Lane
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