Messages in this thread | | | Date | Mon, 19 Dec 2011 19:45:06 +0100 | From | Andi Kleen <> | Subject | Re: [RFC][PATCH 1/3] pagemap: avoid splitting thp when reading /proc/pid/pagemap |
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On Mon, Dec 19, 2011 at 01:38:37PM -0500, Naoya Horiguchi wrote: > Thp split is not necessary if we explicitly check whether pmds are > mapping thps or not. This patch introduces the check and the code > to generate pagemap entries for pmds mapping thps, which results in > less performance impact of pagemap on thp.
Looks good.
Reviewed-by: Andi Kleen <ak@linux.intel.com>
-Andi
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