rwsem_down_write_slowpath 1392 kernel/locking/rwsem.c 		rwsem_down_write_slowpath(sem, TASK_UNINTERRUPTIBLE);
rwsem_down_write_slowpath 1403 kernel/locking/rwsem.c 		if (IS_ERR(rwsem_down_write_slowpath(sem, TASK_KILLABLE)))