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VirtioNetworkRuntime

Struct VirtioNetworkRuntime 

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pub struct VirtioNetworkRuntime { /* private fields */ }
Expand description

Running host-side virtio-net runtime for one guest NIC.

Ownership model:

  • one runtime instance corresponds to one guest virtio NIC
  • it owns the queue set shared by the worker threads
  • it owns the libkrun Unix-stream bridge threads
  • it owns the published-port listener threads
  • it owns the smoltcp poll thread

Dropping the runtime is the shutdown signal. Drop marks the shared queues as shutting down, wakes blocked workers, and joins the poll thread.

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impl Drop for VirtioNetworkRuntime

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fn drop(&mut self)

Shut down the worker threads in a bounded, cooperative way.

The queue shutdown flag wakes the frame bridge and smoltcp poll loop so they can exit on their own. We only explicitly join the poll thread here because the frame bridge joins its own threads in its own Drop.

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fn pin_drop(self: Pin<&mut Self>)

🔬This is a nightly-only experimental API. (pin_ergonomics)
Execute the destructor for this type, but different to Drop::drop, it requires self to be pinned. Read more

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