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SubjectRe: Local APIC support interacting badly with cardbus/orinoco
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On Wed, Mar 05, 2003 at 03:54:20PM -0500, Jan Harkes wrote:
> On Wed, Mar 05, 2003 at 11:12:39AM -0500, Jan Harkes wrote:
> > I am running 2.5.64 without Local APIC support and it seems to work.
> > I'll rebuild with Local APIC, which clearly shouldn't make a difference
> > because my CPU doesn't have one and see if the problem returns.
>
> 2.5.64 with Local APIC support enabled has already locked me out of my
> system 3 times in less than 3 hours. Interestingly enough, it looks like
> only the keyboard and the pcmcia slots are getting disabled, the power
> led on the wavelan card turns off. A compile that was running just
> continued on without a problem and the sysrq-unmount/sync/boot all
> worked fine. So display and harddrive were fine.
>
> Did not have any problem all morning when Local APIC support was not
> enabled. Perhaps it can't be the problem because my cpu lacks the apic
> in the first place, but it sure looks like it is related. I will run
> without Local APIC support for a couple of hours now to make sure that
> I wasn't just lucky this morning.

I've used my laptop + wavelan for at least 12 hours over the past day.
No lockups happened at all during this period. The only difference
between the two kernels is disabling the Local APIC configuration
option.

I'd say there is a pretty high chance that it is related.

Jan
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