Netvirt is not the only ODL backend that would potentially need this. GBP also needs this. From what I can tell, we need to add support for binding:profile for ports:
neutron port-show 87caef9e-cf0e-4e16-9d36-34a48cebce3c
neutron CLI is deprecated and will be removed in the future. Use openstack CLI instead.
+-----------------------+-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
| Field                 | Value                                                                                                                                                                                                 |
+-----------------------+-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
| admin_state_up        | True                                                                                                                                                                                                  |
| allowed_address_pairs |                                                                                                                                                                                                       |
| binding:host_id       | overcloud-novacompute-1.opnfv.org                                                                                                                                                                     |
| binding:profile       | {"migrating_to": "overcloud-novacompute-0.opnfv.org"}                                                                                                                                                 |
| binding:vif_details   | {"has_datapath_type_netdev": "False", "port_prefix": "socket_", "vhostuser_socket_dir": "/tmp/", "vhostuser_mode": "server", "vhostuser_socket": "/tmp/socket_87caef9", "support_vhost_user": "True"} |
| binding:vif_type      | vhostuser                                                                                                                                                                                             |                                              
| binding:vnic_type     | normal                                                                                                                                                                                                |                                              
| created_at            | 2017-10-17T15:48:55Z                                                                                                                                                                                  |                                              
| description           |                                                                                                                                                                                                       |                                              
| device_id             | 51616a23-0f48-473c-88aa-b812c5a80105                                                                                                                                                                  |                                              
| device_owner          | compute:None                                                                                                                                                                                          |                                              
| extra_dhcp_opts       |                                                                                                                                                                                                       |                                              
| fixed_ips             | {"subnet_id": "d0aae994-cf4b-4545-b786-f843307ce447", "ip_address": "192.168.20.9"}                                                                                                                   |                                              
| id                    | 87caef9e-cf0e-4e16-9d36-34a48cebce3c                                                                                                                                                                  |                                              
| mac_address           | fa:16:3e:4e:79:b6                                                                                                                                                                                     |                                              
| name                  |                                                                                                                                                                                                       |                                              
| network_id            | 655dc327-80b4-4736-ab77-c74c840048f0                                                                                                                                                                  |                                              
| port_security_enabled | True                                                                                                                                                                                                  |                                              
| project_id            | afa74d6142084bc782e0765ad1483295                                                                                                                                                                      |                                              
| revision_number       | 13                                                                                                                                                                                                    |                                              
| security_groups       | b30a5290-10f5-41f3-b84c-0bdea00f3af9                                                                                                                                                                  |                                              
|                       | c458a788-ba7c-4339-bd76-e0e0cf4037cb                                                                                                                                                                  |                                              
| status                | ACTIVE                                                                                                                                                                                                |                                              
| tags                  |                                                                                                                                                                                                       |                                              
| tenant_id             | afa74d6142084bc782e0765ad1483295                                                                                                                                                                      |                                              
| updated_at            | 2017-10-17T15:51:09Z                                                                                                                                                                                  |                                              
+-----------------------+-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+

binding:host_id, binding:vif_details, binding:vif_type and binding:vnic_type are already supported, we just need to add support for binding:profile