Comment 1 for bug 1780727

yeah, that can be raised from [1]. I feel proceeding further if no host mapping is good way. We can discuss on patch if any side effect of that.

[1] https://github.com/openstack/nova/blob/d3fa585f5e2d11a91ee62744a0cf0c78921a47e4/nova/objects/host_mapping.py#L95