On Wed, May 18, 2016 at 3:32 PM, Michal Hocko <mhocko@xxxxxxxxxx> wrote: > count should always be smaller than memsw.limit (this is a hard limit). > Even if we have some temporary breach then the code should work as > expected because margin is initialized to 0 and memsw.limit >= limit. is it possible for this case? for example memory count is 500, memory limit is 600; the margin is set to 100 firstly, then check memory+swap limit, its count(1100) is bigger than its limit(1000), then the margin 100 is returned wrongly. -Roy -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@xxxxxxxxx. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: <a href=mailto:"dont@xxxxxxxxx";> email@xxxxxxxxx </a>