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[tip:perf/core] perf hists browser: Put hist_entry folding logic into single function

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Commit-ID:  b33f922651011effafec4508474e8591569a3e98
Gitweb:     http://git.kernel.org/tip/b33f922651011effafec4508474e8591569a3e98
Author:     Jiri Olsa <jolsa@kernel.org>
AuthorDate: Fri, 20 Jan 2017 10:20:29 +0100
Committer:  Arnaldo Carvalho de Melo <acme@redhat.com>
CommitDate: Fri, 20 Jan 2017 10:04:45 -0300

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>
---
 tools/perf/ui/browsers/hists.c | 43 ++++++++++++++++++++++++------------------
 1 file changed, 25 insertions(+), 18 deletions(-)

diff --git a/tools/perf/ui/browsers/hists.c b/tools/perf/ui/browsers/hists.c
index 641b402..8bf18af 100644
--- 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;
 	}
 }
 

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[PATCH 1/4] perf hists browser: Put hist_entry folding login into single function Jiri Olsa <jolsa@kernel.org> - 2017-01-20 10:30 +0100
  [tip:perf/core] perf hists browser: Put hist_entry folding logic  into single function tip-bot for Jiri Olsa <tipbot@zytor.com> - 2017-01-26 16:30 +0100

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