+static walk_rc_t
+bond_active_interface_switch_cb (vnet_main_t * vnm, u32 sw_if_index,
+ void *arg)
+{
+ bond_main_t *bm = &bond_main;
+
+ send_ip4_garp (bm->vlib_main, sw_if_index);
+ send_ip6_na (bm->vlib_main, sw_if_index);
+
+ return (WALK_CONTINUE);
+}
+
+static uword
+bond_process (vlib_main_t * vm, vlib_node_runtime_t * rt, vlib_frame_t * f)
+{
+ vnet_main_t *vnm = vnet_get_main ();
+ uword event_type, *event_data = 0;
+
+ while (1)
+ {
+ u32 i;
+ u32 hw_if_index;
+
+ vlib_process_wait_for_event (vm);
+ event_type = vlib_process_get_events (vm, &event_data);
+ ASSERT (event_type == BOND_SEND_GARP_NA);
+ for (i = 0; i < vec_len (event_data); i++)
+ {
+ hw_if_index = event_data[i];
+ /* walk hw interface to process all subinterfaces */
+ vnet_hw_interface_walk_sw (vnm, hw_if_index,
+ bond_active_interface_switch_cb, 0);
+ }
+ vec_reset_length (event_data);
+ }
+ return 0;
+}
+
+/* *INDENT-OFF* */
+VLIB_REGISTER_NODE (bond_process_node) = {
+ .function = bond_process,
+ .type = VLIB_NODE_TYPE_PROCESS,
+ .name = "bond-process",
+};
+/* *INDENT-ON* */
+