perf hists browser: Put hist_entry folding logic into single function

It will be used in following patch to expand or collapse only the
current browser entry.

Signed-off-by: Jiri Olsa <jolsa@kernel.org>
Cc: David Ahern <dsahern@gmail.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Link: http://lkml.kernel.org/r/1484904032-11040-2-git-send-email-jolsa@kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>

diff --git a/tools/perf/ui/browsers/hists.c b/tools/perf/ui/browsers/hists.c
index 641b402..8bf18af 100644 (file)
--- a/tools/perf/ui/browsers/hists.c
+++ b/tools/perf/ui/browsers/hists.c
@@ -501,8 +501,8 @@ static int hierarchy_set_folding(struct hist_browser *hb, struct hist_entry *he,
        return n;
 }
 
-static void hist_entry__set_folding(struct hist_entry *he,
-                                   struct hist_browser *hb, bool unfold)
+static void __hist_entry__set_folding(struct hist_entry *he,
+                                     struct hist_browser *hb, bool unfold)
 {
        hist_entry__init_have_children(he);
        he->unfolded = unfold ? he->has_children : false;
@@ -520,12 +520,34 @@ static void hist_entry__set_folding(struct hist_entry *he,
                he->nr_rows = 0;
 }
 
+static void hist_entry__set_folding(struct hist_entry *he,
+                                   struct hist_browser *browser, bool unfold)
+{
+       double percent;
+
+       percent = hist_entry__get_percent_limit(he);
+       if (he->filtered || percent < browser->min_pcnt)
+               return;
+
+       __hist_entry__set_folding(he, browser, unfold);
+
+       if (!he->depth || unfold)
+               browser->nr_hierarchy_entries++;
+       if (he->leaf)
+               browser->nr_callchain_rows += he->nr_rows;
+       else if (unfold && !hist_entry__has_hierarchy_children(he, browser->min_pcnt)) {
+               browser->nr_hierarchy_entries++;
+               he->has_no_entry = true;
+               he->nr_rows = 1;
+       } else
+               he->has_no_entry = false;
+}
+
 static void
 __hist_browser__set_folding(struct hist_browser *browser, bool unfold)
 {
        struct rb_node *nd;
        struct hist_entry *he;
-       double percent;
 
        nd = rb_first(&browser->hists->entries);
        while (nd) {
@@ -535,21 +557,6 @@ __hist_browser__set_folding(struct hist_browser *browser, bool unfold)
                nd = __rb_hierarchy_next(nd, HMD_FORCE_CHILD);
 
                hist_entry__set_folding(he, browser, unfold);
-
-               percent = hist_entry__get_percent_limit(he);
-               if (he->filtered || percent < browser->min_pcnt)
-                       continue;
-
-               if (!he->depth || unfold)
-                       browser->nr_hierarchy_entries++;
-               if (he->leaf)
-                       browser->nr_callchain_rows += he->nr_rows;
-               else if (unfold && !hist_entry__has_hierarchy_children(he, browser->min_pcnt)) {
-                       browser->nr_hierarchy_entries++;
-                       he->has_no_entry = true;
-                       he->nr_rows = 1;
-               } else
-                       he->has_no_entry = false;
        }
 }