[jeffreygoesto]

Devices passed from the host to the guest?

[mgerdts]

Hot plugging refers to adding devices to the VM while the VM is running. Passing host devices through is commonly accomplished without hotplug.

[jeffreygoesto]

Right. I should have been more clear that it can be you hotplug a host device and pass it in. Admitted, this is typically USB and not PCIe. And the PCMCIA days are over...