Re: [PATCH 0/2] Relax restrictions on setting CONFIG_NUMA on x86 II

From: Andi Kleen
Date: Wed Jan 23 2008 - 08:49:03 EST


On Wednesday 23 January 2008 12:24:36 Mel Gorman wrote:
> On (23/01/08 12:15), Andi Kleen didst pronounce:
> > Anyways from your earlier comments it sounds like you're trying to add
> > SRAT parsing to CONFIG_NUMAQ. Since that's redundant with the old
> > implementation it doesn't sound like a very useful thing to do.
>
> No, that would not be useful at all as it's redundant as you point out. The
> only reason to add it is if the Opteron box can figure out the CPU-to-node
> affinity.

Assuming srat_32.c was fixed to not crash on Opteron it would likely
do that already without further changes.

> :| The patches applied so far are about increasing test coverage, not SRAT
> messing.

Test coverage of the NUMAQ kernel?

If you wanted to increase test coverage of 32bit NUMA kernels the right
strategy would be to fix srat_32.

-Andi
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