linux-kernel - [PATCH v4 6/9] perf annotate browser: Support --show-nr-samples option

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Message-Id: <1501172183-6852-1-git-send-email-treeze.taeung@gmail.com>
Date:   Fri, 28 Jul 2017 01:16:23 +0900
From:   Taeung Song <treeze.taeung@...il.com>
To:     Arnaldo Carvalho de Melo <acme@...nel.org>
Cc:     linux-kernel@...r.kernel.org, Namhyung Kim <namhyung@...nel.org>,
        Jiri Olsa <jolsa@...hat.com>
Subject: [PATCH v4 6/9] perf annotate browser: Support --show-nr-samples option

Cc: Namhyung Kim <namhyung@...nel.org>
Cc: Jiri Olsa <jolsa@...hat.com>
Signed-off-by: Taeung Song <treeze.taeung@...il.com>
---
 tools/perf/ui/browsers/annotate.c | 13 +++++++++++--
 1 file changed, 11 insertions(+), 2 deletions(-)

diff --git a/tools/perf/ui/browsers/annotate.c b/tools/perf/ui/browsers/annotate.c
index 9fd4413..6b57e87 100644
--- a/tools/perf/ui/browsers/annotate.c
+++ b/tools/perf/ui/browsers/annotate.c
@@ -42,6 +42,7 @@ static struct annotate_browser_opt {
 	     jump_arrows,
 	     show_linenr,
 	     show_nr_jumps,
+	     show_nr_samples,
 	     show_total_period;
 } annotate_browser__opts = {
 	.use_offset	= true,
@@ -155,6 +156,9 @@ static void annotate_browser__write(struct ui_browser *browser, void *entry, int
 			if (annotate_browser__opts.show_total_period) {
 				ui_browser__printf(browser, "%10" PRIu64 " ",
 						   bdl->samples[i].sample.period);
+			} else if (annotate_browser__opts.show_nr_samples) {
+				ui_browser__printf(browser, "%6" PRIu64 " ",
+						   bdl->samples[i].sample.nr_samples);
 			} else {
 				ui_browser__printf(browser, "%6.2f ",
 						   bdl->samples[i].percent);
@@ -168,6 +172,8 @@ static void annotate_browser__write(struct ui_browser *browser, void *entry, int
 		else  {
 			if (annotate_browser__opts.show_total_period)
 				ui_browser__printf(browser, "%*s", 11, "Event count");
+			else if (annotate_browser__opts.show_nr_samples)
+				ui_browser__printf(browser, "%*s", 7, "Samples");
 			else
 				ui_browser__printf(browser, "%*s", 7, "Percent");
 		}
@@ -933,9 +939,11 @@ static int annotate_browser__run(struct annotate_browser *browser,
 int map_symbol__tui_annotate(struct map_symbol *ms, struct perf_evsel *evsel,
 			     struct hist_browser_timer *hbt)
 {
-	/* Set default value for show_total_period.  */
+	/* Set default value for show_total_period and show_nr_samples  */
 	annotate_browser__opts.show_total_period =
-	  symbol_conf.show_total_period;
+		symbol_conf.show_total_period;
+	annotate_browser__opts.show_nr_samples =
+		symbol_conf.show_nr_samples;
 
 	return symbol__tui_annotate(ms->sym, ms->map, evsel, hbt);
 }
@@ -1186,6 +1194,7 @@ static struct annotate_config {
 	ANNOTATE_CFG(jump_arrows),
 	ANNOTATE_CFG(show_linenr),
 	ANNOTATE_CFG(show_nr_jumps),
+	ANNOTATE_CFG(show_nr_samples),
 	ANNOTATE_CFG(show_total_period),
 	ANNOTATE_CFG(use_offset),
 };
-- 
2.7.4