Re: scsi-cdrom lockup and ide-scsi problem (both EFS related)

[Miles Lane <miles@speakeasy.org>]

Jens Axboe wrote:
> 
> 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).

Could this have something to do with the problem I reported where
running:

	dd if=/dev/zero of=/dev/sda bs=1k count=2G

to write data to my ORB drive over a USB connection causes
all writing to my hard drive to cease?  The USB Storage
driver uses a virtual SCSI interface.

	Miles
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