Re: [PATCH] 2.6.23-rc6: Fix NUMA Memory Policy Reference Counting

[Andi Kleen]

> Handling policy ref counts for hugepages is a bit trickier.
> huge_zonelist() returns a zone list that might come from a 
> shared or vma 'BIND policy.  In this case, we should hold the
> reference until after the huge page allocation in 
> dequeue_hugepage().  The patch modifies huge_zonelist() to
> return a pointer to the mempolicy if it needs to be unref'd
> after allocation.

Acked-by: Andi Kleen <ak@xxxxxxx>

Andrew, can you please queue that for .23?

-Andi
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