Re: [PATCH] x86: add PCI IDs to k8topology_64.c

From: H. Peter Anvin
Date: Tue Jan 29 2008 - 01:04:57 EST


Andi Kleen wrote:
also there are some users are using LinuxBIOS or other firmware that doesn't have or like ACPI support. but they still need numa.
for them ACPI doesn't help.

We've had this discussion before. The right way even if you don't want to do full ACPI is to do just the minimal static boot tables
and a SRAT. These are quite simple tables and should be easy to set up.
SRAT is essentially just a two dimensional table with node distances.


Indeed. Hacking everything into the kernel just because LinuxBIOS is braindead is NOT a good idea.

-hpa
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