1 files changed, 3 insertions, 1 deletions

diff --git a/tools/perf/util/hist.c b/tools/perf/util/hist.c
index b11a6cfdb414..46a0d35a05e1 100644
--- a/tools/perf/util/hist.c
+++ b/tools/perf/util/hist.c
@@ -24,7 +24,8 @@ enum hist_filter {
 struct callchain_param  callchain_param = {
         .mode   = CHAIN_GRAPH_REL,
         .min_percent = 0.5,
-        .order  = ORDER_CALLEE
+        .order  = ORDER_CALLEE,
+        .key    = CCKEY_FUNCTION
 };
 
 u16 hists__col_len(struct hists *hists, enum hist_column col)
@@ -912,6 +913,7 @@ static struct hist_entry *hists__add_dummy_entry(struct hists *hists,
                 rb_link_node(&he->rb_node_in, parent, p);
                 rb_insert_color(&he->rb_node_in, root);
                 hists__inc_nr_entries(hists, he);
+                he->dummy = true;
         }
 out:
         return he;