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SubjectRe: [PATCH] x86_64: make amd quad core 8 socket system not be clustered_box
On Fri, Feb 22, 2008 at 11:10 AM, Andi Kleen <andi@firstfloor.org> wrote:
> Yinghai Lu wrote:
> > On Fri, Feb 22, 2008 at 11:07 AM, Andi Kleen <andi@firstfloor.org> wrote:
> >> Yinghai Lu wrote:
> >> > On Fri, Feb 22, 2008 at 11:00 AM, Andi Kleen <andi@firstfloor.org> wrote:
> >> >> > so for that box [4, 0x23] still could be apic clustered? there is a hole [0,3]..
> >> >>
> >> >> I meant holes between the CPUs only, not including the IO-APICs.
> >> >>
> >> >>
> >> >> > is their box using AMD cpu or not?
> >> >>
> >> >> Intel. AMD boxes don't really need clustered mode because they support
> >> >> bigflat mode.
> >> >
> >> > So DMI or exclude AMD CPU?
> >>
> >> Just check for holes between the cpus as I suggested earlier
> >
> > how about their system that is not full populated with CPU?
>
> I would expect the APIC IDs to be continuous then.
>
so those box will have apic id hole even they are fully poluated with cpu...?

YH


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