mirror of https://lore.kernel.org/lkml/
 help / color / mirror / Atom feed
* [PATCH] perf timechart: Use tid not pid for COMM change
@ 2010-01-16 20:53 Arjan van de Ven
  2010-01-17  6:58 ` [tip:perf/urgent] " tip-bot for Arjan van de Ven
  0 siblings, 1 reply; 2+ messages in thread
From: Arjan van de Ven @ 2010-01-16 20:53 UTC (permalink / raw)
  To: linux-kernel; +Cc: mingo

>From 3e519cea7bbc7c6a3c07e3a24e9f33bf15305516 Mon Sep 17 00:00:00 2001
From: Arjan van de Ven <arjan@linux.intel.com>
Date: Sat, 16 Jan 2010 12:51:30 -0800
Subject: [PATCH] perf timechart: Use tid not pid for COMM change

A process that changes its comm field, does this on a per kernel
task struct basis. The timechart tool used, incorrectly, the pid to track
this, and should have used the tid instead...

Signed-off-by: Arjan van de Ven <arjan@linux.intel.com>
CC: stable@kernel.org
---
 tools/perf/builtin-timechart.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/tools/perf/builtin-timechart.c b/tools/perf/builtin-timechart.c
index a589a43..3f8bbcf 100644
--- a/tools/perf/builtin-timechart.c
+++ b/tools/perf/builtin-timechart.c
@@ -280,7 +280,7 @@ static u64 cpus_pstate_state[MAX_CPUS];
 
 static int process_comm_event(event_t *event, struct perf_session *session __used)
 {
-	pid_set_comm(event->comm.pid, event->comm.comm);
+	pid_set_comm(event->comm.tid, event->comm.comm);
 	return 0;
 }
 
-- 
1.6.2.5



-- 
Arjan van de Ven 	Intel Open Source Technology Centre
For development, discussion and tips for power savings, 
visit http://www.lesswatts.org

^ permalink raw reply	[flat|nested] 2+ messages in thread

end of thread, other threads:[~2010-01-17  7:00 UTC | newest]

Thread overview: 2+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2010-01-16 20:53 [PATCH] perf timechart: Use tid not pid for COMM change Arjan van de Ven
2010-01-17  6:58 ` [tip:perf/urgent] " tip-bot for Arjan van de Ven

This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox

Powered by JetHome