Comment 1 for bug 1788014

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Matt Riedemann (mriedem) wrote :

What clears out the vif binding host_id and vif_type during the live migration? I would expect those to always be set. Is it something to do with rolling back (deleting) the destination host port binding but not activating the source host port binding?

https://github.com/openstack/nova/blob/722d5b477219f0a2435a9f4ad4d54c61b83219f1/nova/compute/manager.py#L6908