perf tools: Unify debug messages mechanisms

[karo-tx-linux.git] / tools / perf / util / callchain.c

diff --git a/tools/perf/util/callchain.c b/tools/perf/util/callchain.c
index 3b8380f1b478804bfd01f1a2f9484297db4d9934..b3b71258272a902f2e349bd74b3c610260d31c96 100644 (file)
--- a/tools/perf/util/callchain.c
+++ b/tools/perf/util/callchain.c
@@ -206,7 +206,7 @@ fill_node(struct callchain_node *node, struct ip_callchain *chain,
        }
        node->val_nr = chain->nr - start;
        if (!node->val_nr)
-               printf("Warning: empty node in callchain tree\n");
+               pr_warning("Warning: empty node in callchain tree\n");
 }
 
 static void