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SubjectRe: [2.6] Problem with PDC20265 on system with I865 chipset and PIV HT

* Andrew Morton <akpm@osdl.org> wrote:

> That's oopsing when trying to write to the APIC:
>
> apic_write_around(APIC_EOI, 0);
>
> <cc's x86 people>
>
> Is there any sane way in which APIC accesses can fault, or does this
> indicate bad hardware?

no - the local APIC in that context is like ordinary memory. If there's
fault, it must be the pagetables.

perhaps the "data corruption and system crash" mentioned in the report
corrupted kernel pagetables?

Ingo
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