On Tue 23-12-14 20:57:23, Tetsuo Handa wrote: > Tetsuo Handa wrote: > > If such a delay is theoretically impossible, I'm OK with your patch. > > > > Oops, I forgot to mention that task_unlock(p) should be called before > put_task_struct(p), in case p->usage == 1 at put_task_struct(p). True. It would be quite surprising to see p->mm != NULL if the OOM killer was the only one to hold a reference to the task. So it shouldn't make any difference AFAICS. It is a good practice to change that though. Fixed. [...] Thanks! -- Michal Hocko SUSE Labs -- 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>