linux-kernel - [PATCH 7/8] perf tools: Introduce hist_browser_

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Message-Id: <1466459899-1166-8-git-send-email-jolsa@kernel.org>
Date:	Mon, 20 Jun 2016 23:58:18 +0200
From:	Jiri Olsa <jolsa@...nel.org>
To:	Arnaldo Carvalho de Melo <acme@...nel.org>
Cc:	lkml <linux-kernel@...r.kernel.org>,
	David Ahern <dsahern@...il.com>,
	Ingo Molnar <mingo@...nel.org>,
	Namhyung Kim <namhyung@...nel.org>,
	Peter Zijlstra <a.p.zijlstra@...llo.nl>
Subject: [PATCH 7/8] perf tools: Introduce hist_browser__init

Factoring out the hist_browser initialization code,
so it could be used from other parts in following
patches.

Link: http://lkml.kernel.org/n/tip-wpnz9geiwesk0stkiumwc904@git.kernel.org
Signed-off-by: Jiri Olsa <jolsa@...nel.org>
---
 tools/perf/ui/browsers/hists.c | 35 ++++++++++++++++++++---------------
 tools/perf/ui/browsers/hists.h |  2 ++
 2 files changed, 22 insertions(+), 15 deletions(-)

diff --git a/tools/perf/ui/browsers/hists.c b/tools/perf/ui/browsers/hists.c
index fcb06b413325..196e2a87765a 100644
--- a/tools/perf/ui/browsers/hists.c
+++ b/tools/perf/ui/browsers/hists.c
@@ -2042,25 +2042,30 @@ static int hist_browser__dump(struct hist_browser *browser)
 	return 0;
 }
 
+void hist_browser__init(struct hist_browser *browser,
+			struct hists *hists)
+{
+	struct perf_hpp_fmt *fmt;
+
+	browser->hists			= hists;
+	browser->b.refresh		= hist_browser__refresh;
+	browser->b.refresh_dimensions	= hist_browser__refresh_dimensions;
+	browser->b.seek			= ui_browser__hists_seek;
+	browser->b.use_navkeypressed	= true;
+	browser->show_headers		= symbol_conf.show_hist_headers;
+
+	hists__for_each_format(hists, fmt) {
+		perf_hpp__reset_width(fmt, hists);
+		++browser->b.columns;
+	}
+}
+
 struct hist_browser *hist_browser__new(struct hists *hists)
 {
 	struct hist_browser *browser = zalloc(sizeof(*browser));
 
-	if (browser) {
-		struct perf_hpp_fmt *fmt;
-
-		browser->hists = hists;
-		browser->b.refresh = hist_browser__refresh;
-		browser->b.refresh_dimensions = hist_browser__refresh_dimensions;
-		browser->b.seek = ui_browser__hists_seek;
-		browser->b.use_navkeypressed = true;
-		browser->show_headers = symbol_conf.show_hist_headers;
-
-		hists__for_each_format(hists, fmt) {
-			perf_hpp__reset_width(fmt, hists);
-			++browser->b.columns;
-		}
-	}
+	if (browser)
+		hist_browser__init(browser, hists);
 
 	return browser;
 }
diff --git a/tools/perf/ui/browsers/hists.h b/tools/perf/ui/browsers/hists.h
index ec55a511d910..39bd0f28f211 100644
--- a/tools/perf/ui/browsers/hists.h
+++ b/tools/perf/ui/browsers/hists.h
@@ -27,4 +27,6 @@ struct hist_browser {
 struct hist_browser *hist_browser__new(struct hists *hists);
 void hist_browser__delete(struct hist_browser *browser);
 int hist_browser__run(struct hist_browser *browser, const char *help);
+void hist_browser__init(struct hist_browser *browser,
+			struct hists *hists);
 #endif /* _PERF_UI_BROWSER_HISTS_H_ */
-- 
2.4.11