commit e8c23306fef3d4f4b1d465ac139b64b9f52c911e
Author: asarfaty <asarfaty@vmware.com>
Date:   Mon Oct 5 08:57:53 2020 +0200

    NSX|P: Set port attachement even without device owner
    
    Thi may solve the case that when VM is boothed, an auto-generated
    MP logical port is created with the same vif-id, before neutron sets it on its port.
    
    Change-Id: I42593ab6fc3ea9d0849231c83795c9297674d419

diff --git a/vmware_nsx/plugins/nsx_p/plugin.py b/vmware_nsx/plugins/nsx_p/plugin.py
index f9609aa..e68f552 100644
--- a/vmware_nsx/plugins/nsx_p/plugin.py
+++ b/vmware_nsx/plugins/nsx_p/plugin.py
@@ -1690,7 +1690,9 @@ class NsxPolicyPlugin(nsx_plugin_common.NsxPluginV3Base):
             context, port_data)
         device_owner = port_data.get('device_owner')
         vif_id = None
-        if device_owner and device_owner != l3_db.DEVICE_OWNER_ROUTER_INTF:
+        if not device_owner or device_owner != l3_db.DEVICE_OWNER_ROUTER_INTF:
+            # Set vif_id even if no device owner so that auto-generated
+            # MP ports won't be created for VMs before neutron sets the vif-id
             vif_id = port_data['id']
 
         tags = self._build_port_tags(port_data)