diff --git a/tools/perf/util/evsel.h b/tools/perf/util/evsel.h
index b993218..8a644fe 100644
--- a/tools/perf/util/evsel.h
+++ b/tools/perf/util/evsel.h
@@ -420,7 +420,7 @@
      (_evsel) && (_evsel)->leader == (_leader);					\
      (_evsel) = list_entry((_evsel)->node.next, struct perf_evsel, node))
 
-static inline bool has_branch_callstack(struct perf_evsel *evsel)
+static inline bool perf_evsel__has_branch_callstack(const struct perf_evsel *evsel)
 {
 	return evsel->attr.branch_sample_type & PERF_SAMPLE_BRANCH_CALL_STACK;
 }