| Date | Wed, 14 Nov 2012 12:58:37 -0500 | From | Rik van Riel <> | Subject | Re: [PATCH 16/31] mm: numa: Only call task_numa_placement for misplaced pages |
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On 11/13/2012 06:12 AM, Mel Gorman wrote: > task_numa_placement is potentially very expensive so limit it to being > called when a page is misplaced. How necessary this is depends on > the placement policy. > > Signed-off-by: Mel Gorman <mgorman@suse.de>
That reads like a premature optimization :)
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