On Fri, 13 May 2011 20:40:13 +0900 KOSAKI Motohiro <kosaki.motohiro@xxxxxxxxxxxxxx> wrote: > Currently, memcg reclaim can disable swap token even if the swap token > mm doesn't belong in its memory cgroup. It's slightly risky. If an > admin creates very small mem-cgroup and silly guy runs contentious heavy > memory pressure workload, every tasks are going to lose swap token and > then system may become unresponsive. That's bad. > > This patch adds 'memcg' parameter into disable_swap_token(). and if > the parameter doesn't match swap token, VM doesn't disable it. > > Signed-off-by: KOSAKI Motohiro <kosaki.motohiro@xxxxxxxxxxxxxx> Thank you 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/ . Fight unfair telecom internet charges in Canada: sign http://stopthemeter.ca/ Don't email: <a href=mailto:"dont@xxxxxxxxx";> email@xxxxxxxxx </a>