lacp: faster convergence for slow-rate config option

[vpp.git] / src / plugins / lacp / ptx_machine.h

diff --git a/src/plugins/lacp/ptx_machine.h b/src/plugins/lacp/ptx_machine.h
index a9af4bb..6183b63 100644 (file)
--- a/src/plugins/lacp/ptx_machine.h
+++ b/src/plugins/lacp/ptx_machine.h
@@ -69,6 +69,21 @@ lacp_start_periodic_timer (vlib_main_t * vm, slave_if_t * sif, u8 expiration)
   sif->periodic_timer = vlib_time_now (vm) + expiration;
 }
 
+static inline void
+lacp_schedule_periodic_timer (vlib_main_t * vm, slave_if_t * sif)
+{
+  // do fast rate if we are not yet synchronized
+  if (((sif->actor.state & (LACP_STATE_SYNCHRONIZATION |
+                           LACP_STATE_COLLECTING |
+                           LACP_STATE_DISTRIBUTING)) !=
+       (LACP_STATE_SYNCHRONIZATION | LACP_STATE_COLLECTING |
+       LACP_STATE_DISTRIBUTING))
+      && (sif->partner.state & LACP_STATE_AGGREGATION))
+    lacp_start_periodic_timer (vm, sif, LACP_FAST_PERIODIC_TIMER);
+  else
+    lacp_start_periodic_timer (vm, sif, LACP_SLOW_PERIODIC_TIMER);
+}
+
 #endif /* __LACP_PTX_MACHINE_H__ */
 
 /*