Messages in this thread | | | Date | Wed, 25 Jun 2014 11:31:49 +0100 | From | Mel Gorman <> | Subject | Re: [PATCH 1/7] sched,numa: use group's max nid as task's preferred nid |
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On Mon, Jun 23, 2014 at 11:41:29AM -0400, riel@redhat.com wrote: > From: Rik van Riel <riel@redhat.com> > > From task_numa_placement, always try to consolidate the tasks > in a group on the group's top nid. > > In case this task is part of a group that is interleaved over > multiple nodes, task_numa_migrate will set the task's preferred > nid to the best node it could find for the task, so this patch > will cause at most one run through task_numa_migrate. > > Signed-off-by: Rik van Riel <riel@redhat.com>
That loop was written prior to pseudo-interleaving as well and in the context of that change this makes sense and removes a potentially expensive loop.
Acked-by: Mel Gorman <mgorman@suse.de>
-- Mel Gorman SUSE Labs
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