[PATCH 0/2] High-order per-cpu cache v6

[Mel Gorman]

Changelog since v5
o Changelog clarification in patch 1
o Additional comments in patch 2

Changelog since v4
o Avoid pcp->count getting out of sync if struct page gets corrupted

Changelog since v3
o Allow high-order atomic allocations to use reserves

Changelog since v2
o Correct initialisation to avoid -Woverflow warning

The following is two patches that implement a per-cpu cache for high-order
allocations, primarily aimed at SLUB. The first patch is a bug fix that
is technically unrelated but was discovered by review and so batched
together. The second is the patch that implements the high-order pcpu cache.

 include/linux/mmzone.h |  20 +++++++-
 mm/page_alloc.c        | 129 ++++++++++++++++++++++++++++++++-----------------
 2 files changed, 103 insertions(+), 46 deletions(-)

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2.10.2