RPL: trace new preferred parent

artokin · Jun 17, 2019 · 92d3a92 · 92d3a92
1 parent 61f6f5b
commit 92d3a92
Showing 1 changed file with 3 additions and 0 deletions.
diff --git a/source/RPL/rpl_upward.c b/source/RPL/rpl_upward.c
@@ -1407,6 +1407,9 @@ void rpl_instance_run_parent_selection(rpl_instance_t *instance)
 
  if (original_preferred != preferred_parent) {
  protocol_stats_update(STATS_RPL_PARENT_CHANGE, 1);
+ if (preferred_parent) {
+ tr_debug("New preferred parent %s", trace_array(preferred_parent->ll_address, 16));
+ }
  }
 
  // Sets new preferred parent