[PATCH 5/5] perf report: Show message for percent limit on gtk

[Namhyung Kim <namhyung@kernel.org>]

Like the stdio, it should show messages about omitted hierarchy
entries.  Please refer the previous commit for more details.

Signed-off-by: Namhyung Kim <namhyung@kernel.org>
---
 tools/perf/ui/gtk/hists.c | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/tools/perf/ui/gtk/hists.c b/tools/perf/ui/gtk/hists.c
index 7f343339eae7..a5758fdfbe1f 100644
--- a/tools/perf/ui/gtk/hists.c
+++ b/tools/perf/ui/gtk/hists.c
@@ -449,6 +449,17 @@ static void perf_gtk__add_hierarchy_entries(struct hists *hists,
 			perf_gtk__add_hierarchy_entries(hists, &he->hroot_out,
 							store, &iter, hpp,
 							min_pcnt);
+
+			if (!hist_entry__has_hierarchy_children(he, min_pcnt)) {
+				char buf[32];
+				GtkTreeIter child;
+
+				snprintf(buf, sizeof(buf), "no entry >= %.2f%%",
+					 min_pcnt);
+
+				gtk_tree_store_append(store, &child, &iter);
+				gtk_tree_store_set(store, &child, col_idx, buf, -1);
+			}
 		}
 
 		if (symbol_conf.use_callchain && he->leaf) {
-- 
2.7.1