Function devices::virtio::snd::vios_backend::shm_vios::spawn_recv_thread

fn spawn_recv_thread(
    tx_subscribers: Arc<Mutex<HashMap<usize, Sender<BufferReleaseMsg>>>>,
    rx_subscribers: Arc<Mutex<HashMap<usize, Sender<BufferReleaseMsg>>>>,
    event_notifier: Event,
    event_queue: Arc<Mutex<VecDeque<virtio_snd_event>>>,
    state: Arc<Mutex<ThreadFlags>>,
    tx_socket: UnixSeqpacket,
    rx_socket: UnixSeqpacket,
    event_socket: UnixSeqpacket
) -> WorkerThread<Result<(), Error>>