[PATCH 2/3] powerpc: Add form 1 NUMA affinity
benh at kernel.crashing.org
Fri Apr 30 17:24:59 EST 2010
On Fri, 2010-04-30 at 14:34 +1000, Anton Blanchard wrote:
> Firmware changed the way it represents memory and cpu affinity on POWER7.
> Unfortunately the old method now caps the topology to work around issues
> with legacy operating systems. For Linux to get the correct topology we
> need to use the new form 1 affinity information.
> We set the form 1 field in the client architecture, and if we see "1" in the
> ibm,associativity-form property firmware supports form 1 affinity and
> we should look at the first field in the ibm,associativity-reference-points
> array. If not we use the second field as we always have.
> Signed-off-by: Anton Blanchard <anton at samba.org>
I sent your previous version of that one to Linus, it's already up. Can
you check it's allright ?
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