Re: 2.3.43: IDE CD mount(8) hangs; ditto SysRq

From: Horst von Brand (vonbrand@sleipnir.valparaiso.cl)
Date: Sun Feb 13 2000 - 09:09:08 EST


Jens Axboe <axboe@suse.de> said:
> On Sat, Feb 12 2000, Andre Hedrick wrote:
> > > 2.2.15pre6 and 2.3.42aa3 gave:
> > >
> > > kernel: hdd: ide_wait_noerr: status=0x51 { DriveReady SeekComplete Error }
> > > kernel: hdd: ide_wait_noerr: error=0xb4
> > > kernel: hdd: set_drive_speed_status: status=0x51 { DriveReady SeekComplete
> Error }
> > > kernel: hdd: set_drive_speed_status: error=0xb4
> > > kernel: hdd: ATAPI 40X CD-ROM drive, 128kB Cache, DMA
> > > kernel: Uniform CD-ROM driver Revision: 3.06
> > >
> > > (Revision 2.56 doesn't give any of this nonsense)

> > > It is identified as CRD-8400C, ATAPI CDROM drive, alone on ide1.

> > Translation of "this nonsense"......

> > Your CDROM can not handle the full throttle auto-tuning, the is a problem
> > with the device's firmware or other hardware. If your drive behaved well
> > and responded correctly to the active-hardware correction of the BIOS
> > settings, it would have never barffed the message.

> I've got more reports exactly like this one -- when did this start
> to happen?

All 2.3.x kernels I tried here before, 20 <= x <= 42, gave severe ext2
filesystem corruption, fixed with 2.3.42aa2 and in 2.3.43 AFAIKS, so I
didn't look closely in between. Also, mounting a CD on 2.3.43 hangs the
machine for good. SysRq setting does the same, so...

2.2.15pre7 (current kernel here) works fine. It reverted to Revision 2.56
of the CD driver, 2.2.15pre6 had 3.06 like the current 2.3 kernels and
gives the same messages. On 2.2.15pre6 mounting the CD works fine.

-- 
Horst von Brand                             vonbrand@sleipnir.valparaiso.cl
Casilla 9G, Viņa del Mar, Chile                               +56 32 672616

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