fn add_hotplug_net<V: VmArch, Vcpu: VcpuArch>(
linux: &mut RunnableLinuxVm<V, Vcpu>,
sys_allocator: &mut SystemAllocator,
irq_control_tubes: &mut Vec<Tube>,
vm_memory_control_tubes: &mut Vec<VmMemoryTube>,
vm_control_tubes: &mut Vec<TaggedControlTube>,
hotplug_manager: &mut PciHotPlugManager,
net_param: NetParameters
) -> Result<u8>