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-rw-r--r--tools/perf/perf.h3
1 files changed, 2 insertions, 1 deletions
diff --git a/tools/perf/perf.h b/tools/perf/perf.h
index 2078f334617c..6898ad0e199f 100644
--- a/tools/perf/perf.h
+++ b/tools/perf/perf.h
@@ -251,7 +251,8 @@ void pthread__unblock_sigwinch(void);
 enum perf_call_graph_mode {
 	CALLCHAIN_NONE,
 	CALLCHAIN_FP,
-	CALLCHAIN_DWARF
+	CALLCHAIN_DWARF,
+	CALLCHAIN_MAX
 };
 
 struct record_opts {