DMF_DEFERRED_REMOVE
return test_bit(DMF_DEFERRED_REMOVE, &md->flags);
(test_bit(DMF_DEFERRED_REMOVE, &md->flags)))
set_bit(DMF_DEFERRED_REMOVE, &md->flags);
} else if (only_deferred && !test_bit(DMF_DEFERRED_REMOVE, &md->flags))
clear_bit(DMF_DEFERRED_REMOVE, &md->flags);
if (unlikely(test_bit(DMF_DEFERRED_REMOVE, &md->flags)))