On Mon, Jul 18, 2016 at 03:50:25PM +0100, Mel Gorman wrote: > With node-lru, the locking is based on the pgdat. As Minchan pointed > out, there is an opportunity to reduce LRU lock release/acquire in > check_move_unevictable_pages by only changing lock on a pgdat change. > > Signed-off-by: Mel Gorman <mgorman@xxxxxxxxxxxxxxxxxxx> Acked-by: Johannes Weiner <hannes@xxxxxxxxxxx> -- 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>