> From: Zhu, Lingshan <lingshan....@intel.com>
> Sent: Tuesday, September 12, 2023 12:13 PM

> Why need P2P for Live Migration?
A peer device may be accessing the virtio device. Hence first all the devices 
to be stopped like [1] allowing them to accept driver notifications from the 
peer device.
Once all the devices are stopped, than each device to be freeze to not do any 
device context updates. At this point the final device context can be read by 
the owner driver.

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