lru_add_drain_all 179 include/linux/swap.h extern int lru_add_drain_all(void); lru_add_drain_all 792 mm/memory_hotplug.c lru_add_drain_all(); lru_add_drain_all 814 mm/memory_hotplug.c lru_add_drain_all(); lru_add_drain_all 81 mm/migrate.c lru_add_drain_all();