+
+static void
+dpif_linux_port_changed(const struct rtnetlink_change *change, void *dpif_)
+{
+ struct dpif_linux *dpif = dpif_;
+
+ if (change) {
+ if (change->master_ifindex == dpif->local_ifindex
+ && (change->nlmsg_type == RTM_NEWLINK
+ || change->nlmsg_type == RTM_DELLINK))
+ {
+ /* Our datapath changed, either adding a new port or deleting an
+ * existing one. */
+ if (!svec_contains(&dpif->changed_ports, change->ifname)) {
+ svec_add(&dpif->changed_ports, change->ifname);
+ svec_sort(&dpif->changed_ports);
+ }
+ }
+ } else {
+ dpif->change_error = true;
+ }
+}