AAC_LOCK_INIT
AAC_LOCK_INIT(&sc->aac_sync_lock, "AAC sync FIB lock");
AAC_LOCK_INIT(&sc->aac_aifq_lock, "AAC AIF lock");
AAC_LOCK_INIT(&sc->aac_io_lock, "AAC I/O lock");
AAC_LOCK_INIT(&sc->aac_container_lock, "AAC container lock");