On Mon, 6 Sep 2010 11:47:31 +0100 Mel Gorman <mel@xxxxxxxxx> wrote: > From: KOSAKI Motohiro <kosaki.motohiro@xxxxxxxxxxxxxx> > > isolate_lru_pages() does not just isolate LRU tail pages, but also isolate > neighbour pages of the eviction page. The neighbour search does not stop even > if neighbours cannot be isolated which is excessive as the lumpy reclaim will > no longer result in a successful higher order allocation. This patch stops > the PFN neighbour pages if an isolation fails and moves on to the next block. > > Signed-off-by: KOSAKI Motohiro <kosaki.motohiro@xxxxxxxxxxxxxx> > Signed-off-by: Mel Gorman <mel@xxxxxxxxx> Reviewed-by: KAMEZAWA Hiroyuki <kamezawa.hiroyu@xxxxxxxxxxxxxx> -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@xxxxxxxxxx For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: <a href=mailto:"dont@xxxxxxxxx"> email@xxxxxxxxx </a>