Re: [PATCH 14/18] mm: numa: Limit scope of lock for NUMA migraterate limiting

[Rik van Riel]

On 12/09/2013 02:09 AM, Mel Gorman wrote:
> NUMA migrate rate limiting protects a migration counter and window using
> a lock but in some cases this can be a contended lock. It is not
> critical that the number of pages be perfect, lost updates are
> acceptable. Reduce the importance of this lock.
> 
> Signed-off-by: Mel Gorman <mgorman@xxxxxxx>

Reviewed-by: Rik van Riel <riel@xxxxxxxxxx>


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