On Tue, 26 Apr 2011 16:59:19 +0900 (JST) 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 riskly. If an > admin makes very small mem-cgroup and silly guy runs contenious heavy > memory pressure workloa, whole tasks in the system 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 put swap-token. > > Signed-off-by: KOSAKI Motohiro <kosaki.motohiro@xxxxxxxxxxxxxx> > Reviewed-by: KAMEZAWA Hiroyuki <kamezawa.hiroyu@xxxxxxxxxxxxxx> Ack. Thank you. -Kame -- 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>