+void
+ofproto_set_sflow(struct ofproto *ofproto,
+ const struct ofproto_sflow_options *oso)
+{
+ struct ofproto_sflow *os = ofproto->sflow;
+ if (oso) {
+ if (!os) {
+ struct ofport *ofport;
+ unsigned int odp_port;
+
+ os = ofproto->sflow = ofproto_sflow_create(ofproto->dpif);
+ refresh_port_groups(ofproto);
+ PORT_ARRAY_FOR_EACH (ofport, &ofproto->ports, odp_port) {
+ ofproto_sflow_add_port(os, odp_port,
+ netdev_get_name(ofport->netdev));
+ }
+ }
+ ofproto_sflow_set_options(os, oso);
+ } else {
+ ofproto_sflow_destroy(os);
+ ofproto->sflow = NULL;
+ }
+}
+