unlock_list_lru
unlock_list_lru(l, irq, irq_flags);
unlock_list_lru(l, /*irq_off=*/false, /*irq_flags=*/NULL);
unlock_list_lru(l, /*irq_off=*/true, /*irq_flags=*/NULL);
unlock_list_lru(l, /*irq_off=*/true, /*irq_flags=*/flags);
unlock_list_lru(l, irq_off, NULL);