async fn defer_pcm_response_to_worker(
desc_chain: DescriptorChain,
status: virtio_snd_pcm_status,
response_sender: &mut UnboundedSender<PcmResponse>,
) -> Result<(), Error>async fn defer_pcm_response_to_worker(
desc_chain: DescriptorChain,
status: virtio_snd_pcm_status,
response_sender: &mut UnboundedSender<PcmResponse>,
) -> Result<(), Error>