Interleave policy on 2M pages (was Re: [RFC][BUGFIX][PATCH 1/2]memcg: fix charge bypass route of migration)

From: Christoph Lameter
Date: Fri Apr 16 2010 - 12:14:37 EST


On Thu, 15 Apr 2010, Andrea Arcangeli wrote:

> 2) add alloc_pages_vma for numa awareness in the huge page faults

How do interleave policies work with alloc_pages_vma? So far the semantics
is to spread 4k pages over different nodes. With 2M pages this can no
longer work the way is was.

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