[PATCH] Fix fake numa on ppc

Benjamin Herrenschmidt benh at kernel.crashing.org
Wed Sep 2 15:53:43 EST 2009


On Wed, 2009-09-02 at 11:06 +0530, Ankita Garg wrote:
> > Oh! interesting.. cpuless nodes :) I think we need to fix this in the
> > longer run and distribute cpus between fake numa nodes of a real node
> > using some acceptable heuristic.
> >
> 
> True. Presently this is broken on both x86 and ppc systems. It would be
> interesting to find a way to map, for example, 4 cpus to >4 number of
> fake nodes created from a single real numa node!

Since I'm pretty sure there could be CPU less nodes just like there
could be memory-less nodes, it would be good if fake numa could
simulate them too :-)

Cheers,
Ben.




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