> On Mon, 21 Jun 2010, KOSAKI Motohiro wrote: > > > > > When oom_kill_allocating_task is enabled, an argument task of > > > > oom_kill_process is not selected by select_bad_process(), It's > > > > just out_of_memory() caller task. It mean the task can be > > > > unkillable. check it first. > > > > > > > > > > This should be unnecessary if oom_kill_process() appropriately returns > > > non-zero when it cannot kill a task. What problem are you addressing with > > > this fix? > > > > oom_kill_process() only check its children are unkillable, not its own. > > No, oom_kill_process() returns the value of oom_kill_task(victim) which is > non-zero for !victim->mm in mmotm-2010-06-11-16-40 (and 2.6.34 although > victim == p in that case). oom_kill_task() only check OOM_DISABLE. and Minchan elaborated more detailed concern. please see his mail. -- 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>