> > side note: page lock contention is very common case. > > > > For case (8), I don't think sleeping is right way. get_page() is used in really various place of > > our kernel. so we can't assume it's only temporary reference count increasing. > > In what case is a munlocked pages reference count permanently increased and > why is this not a memory leak? V4L, audio, GEM and/or other multimedia driver? -- 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>