BR_FDB_DYNAMIC_LEARNED
if (test_and_clear_bit(BR_FDB_DYNAMIC_LEARNED,
if (test_and_clear_bit(BR_FDB_DYNAMIC_LEARNED, &fdb->flags))
test_and_clear_bit(BR_FDB_DYNAMIC_LEARNED, &fdb->flags))
if (test_and_clear_bit(BR_FDB_DYNAMIC_LEARNED, &f->flags))
__set_bit(BR_FDB_DYNAMIC_LEARNED, &flags);