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SubjectRe: aic7xxx oops with 2.4.5-ac13
On Thu, Jun 21, 2001 at 05:08:24PM +0900, Tachino Nobuhiro wrote:

Thanks,

I'll try this patch.

Jeff


>
> Hello,
>
> At Thu, 21 Jun 2001 08:15:10,
> Trevor Hemsley wrote:
> >
> > On Thu, 21 Jun 2001 03:05:02, "Jeff V. Merkey"
> > <jmerkey@vger.timpanogas.org> wrote:
> >
> > > Ditto. I am also seeing this oops calling the sg driver for a
> > > robotic tape library, and it also seems to happen on 2.4.4.
> >
> > In my case it appears that it was the symptom of severe bus problems.
> > About 5 minutes after I posted the initial report I discovered that
> > the cable from the back of the Nikon to the MO drive had fallen off so
> > the bus was running unterminated. Replugging it fixed teh bus error
> > and the oops.
> >
> > Looks like error handling is all fscked up...
> >
>
> I saw this oops too. The following patch is working for me, but I don't
> know this is a correct fix.
>
>
> diff -r -N -u linux.org/drivers/scsi/aic7xxx/aic7xxx_linux.c linux/drivers/scsi/aic7xxx/aic7xxx_linux.c
> --- linux.org/drivers/scsi/aic7xxx/aic7xxx_linux.c Fri Mar 16 13:47:01 2001
> +++ linux/drivers/scsi/aic7xxx/aic7xxx_linux.c Fri Mar 16 13:54:34 2001
> @@ -1872,7 +1872,9 @@
> break;
> case AC_BUS_RESET:
> #if LINUX_VERSION_CODE >= KERNEL_VERSION(2,3,0)
> - scsi_report_bus_reset(ahc->platform_data->host, channel - 'A');
> + if (ahc->platform_data->host) {
> + scsi_report_bus_reset(ahc->platform_data->host, channel - 'A');
> + }
> #endif
> break;
> default:
> -
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