RE: [PATCH] Automatically enable bigsmp on big HP machines
From: Pallipadi, Venkatesh
Date: Fri Aug 06 2004 - 13:13:10 EST
>From: Andi Kleen [mailto:ak@xxxxxxx]
>This won't work on big AMD boxes I think. They don't have a XAPIC.
>The other subarchitectures (es7000,summit) are usually
>selected using ACPI
>OEM tablesnow, you would need to make sure that it happens after that.
>Can you check that the there is really an XAPIC compatible APIC
>somewhere in the system? (e.g. by reading the version number
>from the APIC?)
>Then I guess it would be ok.
Here is the patch that I have.
Somewhat tricky, it calls bigsmp_probe twice and default is
no longer the last probe. But, I think this is the right way
to identify bigsmp capable systems automatically.