> What about memory hotplug as Ingo mentioned? > > Should that be: > > #if defined(CONFIG_DEBUG_PAGEALLOC) || defined(CONFIG_MEMORY_HOTPLUG) We expect memory hotunplug to only really work in movable zones (all others should at least have one kernel object somewhere that prevents unplug) and you can't have task structs in movable zones obviously So it's probably a non issue in practice. -Andi -- ak@xxxxxxxxxxxxxxx -- To unsubscribe from this list: send the line "unsubscribe linux-fsdevel" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html