linux-kernel - [PATCH 3/7] perf timechart: use proc

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Message-Id: <1383323151-19810-4-git-send-email-stfomichev@yandex-team.ru>
Date:	Fri,  1 Nov 2013 20:25:47 +0400
From:	Stanislav Fomichev <stfomichev@...dex-team.ru>
To:	a.p.zijlstra@...llo.nl, paulus@...ba.org, mingo@...hat.com,
	acme@...stprotocols.net, namhyung@...nel.org
Cc:	linux-kernel@...r.kernel.org
Subject: [PATCH 3/7] perf timechart: use proc_num to implement --power-only

Don't use special flag to indicate power-only mode,
just set proc_num to 0.

Signed-off-by: Stanislav Fomichev <stfomichev@...dex-team.ru>
---
 tools/perf/builtin-timechart.c | 12 ++++++++----
 1 file changed, 8 insertions(+), 4 deletions(-)

diff --git a/tools/perf/builtin-timechart.c b/tools/perf/builtin-timechart.c
index 51a5532b3382..74c040abb3af 100644
--- a/tools/perf/builtin-timechart.c
+++ b/tools/perf/builtin-timechart.c
@@ -911,7 +911,7 @@ static int determine_display_tasks(u64 threshold)
 		/* no exit marker, task kept running to the end */
 		if (p->end_time == 0)
 			p->end_time = last_time;
-		if (p->total_time >= threshold && !power_only)
+		if (p->total_time >= threshold)
 			p->display = 1;
 
 		c = p->all;
@@ -922,7 +922,7 @@ static int determine_display_tasks(u64 threshold)
 			if (c->start_time == 1)
 				c->start_time = first_time;
 
-			if (c->total_time >= threshold && !power_only) {
+			if (c->total_time >= threshold) {
 				c->display = 1;
 				count++;
 			}
@@ -949,6 +949,8 @@ static void write_svg_file(const char *filename)
 
 	numcpus++;
 
+	if (power_only)
+		proc_num = 0;
 
 	/* We'd like to show at least proc_num tasks;
 	 * be less picky if we have fewer */
@@ -966,9 +968,11 @@ static void write_svg_file(const char *filename)
 		svg_cpu_box(i, max_freq, turbo_frequency);
 
 	draw_cpu_usage();
-	draw_process_bars();
+	if (proc_num)
+		draw_process_bars();
 	draw_c_p_states();
-	draw_wakeups();
+	if (proc_num)
+		draw_wakeups();
 
 	svg_close();
 }
-- 
1.8.3.2

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