On 10/07/2013 06:29 AM, Mel Gorman wrote: > Having multiple tasks in a group go through task_numa_placement > simultaneously can lead to a task picking a wrong node to run on, because > the group stats may be in the middle of an update. This patch avoids > parallel updates by holding the numa_group lock during placement > decisions. > > Signed-off-by: Mel Gorman <mgorman@xxxxxxx> Reviewed-by: Rik van Riel <riel@xxxxxxxxxx> -- All rights reversed -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@xxxxxxxxx. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: <a href=mailto:"dont@xxxxxxxxx";> email@xxxxxxxxx </a>