Check for use_openshift_sdn when restarting openvswitch.

roles/openshift_node/handlers/main.yml

@@ -1,7 +1,7 @@
 ---
 - name: restart openvswitch
   service: name=openvswitch state=restarted
-  when: not (ovs_service_status_changed | default(false) | bool)
+  when: not (ovs_service_status_changed | default(false) | bool) and openshift.common.use_openshift_sdn | bool
   notify:
   - restart openvswitch pause
 
@@ -12,4 +12,3 @@
 - name: restart node
   service: name={{ openshift.common.service_type }}-node state=restarted
   when: not (node_service_status_changed | default(false) | bool)
-