> 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 <[email protected]>
Andrew, can you please queue that for .23?
-Andi
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