On Wed, Oct 13, 2010 at 03:27:12PM +0900, KOSAKI Motohiro wrote: > Currently, memory hotplu call setup_per_zone_wmarks() and > calculate_zone_inactive_ratio(), but don't call setup_per_zone_lowmem_reserve. > > It mean number of reserved pages aren't updated even if memory hot plug > occur. This patch fixes it. > > Signed-off-by: KOSAKI Motohiro <kosaki.motohiro@xxxxxxxxxxxxxx> Ok, I see the logic although the changelog needs a better description as to why this matters and what the consequences are. It appears unrelated to Shaohua's problem for example. Otherwise the patch looks reasonable Acked-by: Mel Gorman <mel@xxxxxxxxx> -- Mel Gorman Part-time Phd Student Linux Technology Center University of Limerick IBM Dublin Software Lab -- 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>