Re: Switch APIC (+nmi, +oprofile) to driver model

Pavel Machek (pavel@ucw.cz)
Tue, 11 Feb 2003 12:53:11 +0100


Hi!

> >So it seems to me it really is variable.
>
> The original code has the property that apic_pm_state.active is
> true if and only if detect_init_APIC() was called and succeeded,
> which implies that apic_phys == mp_lapic_addr == APIC_DEFAULT_PHYS_BASE.
> You can also see that apic_pm_resume() writes APIC_DEFAULT_PHYS_BASE
> to MSR_IA32_APICBASE, which only makes sense in this situation.

Ahha, sorry about previous comment. Yep, you are right. I wonder if I
should BUG_ON() there, but I just cleaned it up for now.
Pavel

-- 
When do you have a heart between your knees?
[Johanka's followup: and *two* hearts?]
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