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SubjectRe: [PATCH 14/63] sched: numa: Continue PTE scanning even if migrate rate limited
On 10/07/2013 06:28 AM, Mel Gorman wrote:
> From: Peter Zijlstra <peterz@infradead.org>
>
> Avoiding marking PTEs pte_numa because a particular NUMA node is migrate rate
> limited sees like a bad idea. Even if this node can't migrate anymore other
> nodes might and we want up-to-date information to do balance decisions.
> We already rate limit the actual migrations, this should leave enough
> bandwidth to allow the non-migrating scanning. I think its important we
> keep up-to-date information if we're going to do placement based on it.
>
> Signed-off-by: Peter Zijlstra <peterz@infradead.org>
> Signed-off-by: Mel Gorman <mgorman@suse.de>

Reviewed-by: Rik van Riel <riel@redhat.com>

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