linux-kernel - [PATCH 06/27] perf hists browser: Introduce perf_evsel

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Date:	Thu, 23 Jun 2016 18:23:53 -0300
From:	Arnaldo Carvalho de Melo <acme@...nel.org>
To:	Ingo Molnar <mingo@...nel.org>
Cc:	linux-kernel@...r.kernel.org, Jiri Olsa <jolsa@...nel.org>,
	David Ahern <dsahern@...il.com>,
	Namhyung Kim <namhyung@...nel.org>,
	Peter Zijlstra <a.p.zijlstra@...llo.nl>,
	Arnaldo Carvalho de Melo <acme@...hat.com>
Subject: [PATCH 06/27] perf hists browser: Introduce perf_evsel_browser constructor

From: Jiri Olsa <jolsa@...nel.org>

So we could use hist_browser__new for generic hist browser in following
patches.

Signed-off-by: Jiri Olsa <jolsa@...nel.org>
Cc: David Ahern <dsahern@...il.com>
Cc: Namhyung Kim <namhyung@...nel.org>
Cc: Peter Zijlstra <a.p.zijlstra@...llo.nl>
Link: http://lkml.kernel.org/r/1466459899-1166-7-git-send-email-jolsa@kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@...hat.com>
---
 tools/perf/ui/browsers/hists.c | 24 +++++++++++++++++-------
 tools/perf/ui/browsers/hists.h |  4 +---
 2 files changed, 18 insertions(+), 10 deletions(-)

diff --git a/tools/perf/ui/browsers/hists.c b/tools/perf/ui/browsers/hists.c
index ccb9ed62a037..a81b298b79f9 100644
--- a/tools/perf/ui/browsers/hists.c
+++ b/tools/perf/ui/browsers/hists.c
@@ -2042,9 +2042,7 @@ static int hist_browser__dump(struct hist_browser *browser)
 	return 0;
 }
 
-struct hist_browser *hist_browser__new(struct hists *hists,
-				       struct hist_browser_timer *hbt,
-				       struct perf_env *env)
+struct hist_browser *hist_browser__new(struct hists *hists)
 {
 	struct hist_browser *browser = zalloc(sizeof(*browser));
 
@@ -2057,9 +2055,6 @@ struct hist_browser *hist_browser__new(struct hists *hists,
 		browser->b.seek = ui_browser__hists_seek;
 		browser->b.use_navkeypressed = true;
 		browser->show_headers = symbol_conf.show_hist_headers;
-		browser->hbt = hbt;
-		browser->env = env;
-		browser->title = perf_evsel_browser_title;
 
 		hists__for_each_format(hists, fmt) {
 			perf_hpp__reset_width(fmt, hists);
@@ -2070,6 +2065,21 @@ struct hist_browser *hist_browser__new(struct hists *hists,
 	return browser;
 }
 
+static struct hist_browser *
+perf_evsel_browser__new(struct perf_evsel *evsel,
+			struct hist_browser_timer *hbt,
+			struct perf_env *env)
+{
+	struct hist_browser *browser = hist_browser__new(evsel__hists(evsel));
+
+	if (browser) {
+		browser->hbt   = hbt;
+		browser->env   = env;
+		browser->title = perf_evsel_browser_title;
+	}
+	return browser;
+}
+
 void hist_browser__delete(struct hist_browser *browser)
 {
 	free(browser);
@@ -2652,7 +2662,7 @@ static int perf_evsel__hists_browse(struct perf_evsel *evsel, int nr_events,
 				    struct perf_env *env)
 {
 	struct hists *hists = evsel__hists(evsel);
-	struct hist_browser *browser = hist_browser__new(hists, hbt, env);
+	struct hist_browser *browser = perf_evsel_browser__new(evsel, hbt, env);
 	struct branch_info *bi;
 #define MAX_OPTIONS  16
 	char *options[MAX_OPTIONS];
diff --git a/tools/perf/ui/browsers/hists.h b/tools/perf/ui/browsers/hists.h
index cf9d04928ccc..ec55a511d910 100644
--- a/tools/perf/ui/browsers/hists.h
+++ b/tools/perf/ui/browsers/hists.h
@@ -24,9 +24,7 @@ struct hist_browser {
 			     char *bf, size_t size);
 };
 
-struct hist_browser *hist_browser__new(struct hists *hists,
-				       struct hist_browser_timer *hbt,
-				       struct perf_env *env);
+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);
 #endif /* _PERF_UI_BROWSER_HISTS_H_ */
-- 
2.5.5