On Thu, Nov 04, 2010 at 08:50:58AM +0800, Shaohua Li wrote: > nr_dirty and nr_congested are increased only when page is dirty. So if all pages > are clean, both them will be zero. In this case, we should not mark the zone > congested. > > Signed-off-by: Shaohua Li <shaohua.li@xxxxxxxxx> Reviewed-by: Johannes Weiner <hannes@xxxxxxxxxxx> -- 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/ . Fight unfair telecom policy in Canada: sign http://dissolvethecrtc.ca/ Don't email: <a href=mailto:"dont@xxxxxxxxx";> email@xxxxxxxxx </a>