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-rw-r--r--tools/perf/util/hist.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/tools/perf/util/hist.h b/tools/perf/util/hist.h
index ff1c396..1278c2c 100644
--- a/tools/perf/util/hist.h
+++ b/tools/perf/util/hist.h
@@ -116,6 +116,7 @@ void hists__reset_col_len(struct hists *hists);
void hists__calc_col_len(struct hists *hists, struct hist_entry *he);
void hists__match(struct hists *leader, struct hists *other);
+int hists__link(struct hists *leader, struct hists *other);
struct perf_hpp {
char *buf;
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