linux-kernel - [PATCH 1/2] tracing/sysprof: add missing tracing_{start,stop}_record

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Message-ID: <4990fdb7.0e0f660a.1d27.5399@mx.google.com>
Date:	Tue, 10 Feb 2009 04:43:30 +0100
From:	Frederic Weisbecker <fweisbec@...il.com>
To:	Ingo Molnar <mingo@...e.hu>, Steven Rostedt <rostedt@...dmis.org>
Cc:	linux-kernel@...r.kernel.org,
	Arnaldo Carvalho de Melo <acme@...stprotocols.net>
Subject: [PATCH 1/2] tracing/sysprof: add missing tracing_{start,stop}_record_cmdline()

Add the missing pair tracing_{start,stop}_record_cmdline() to record well
the cmdline associated with pid.

Signed-off-by: Frederic Weisbecker <fweisbec@...il.com>
---
 kernel/trace/trace_sysprof.c |    3 +++
 1 files changed, 3 insertions(+), 0 deletions(-)

diff --git a/kernel/trace/trace_sysprof.c b/kernel/trace/trace_sysprof.c
index 84ca9d8..9902c15 100644
--- a/kernel/trace/trace_sysprof.c
+++ b/kernel/trace/trace_sysprof.c
@@ -238,6 +238,8 @@ static int stack_trace_init(struct trace_array *tr)
 {
 	sysprof_trace = tr;
 
+	tracing_start_cmdline_record();
+
 	mutex_lock(&sample_timer_lock);
 	start_stack_timers();
 	tracer_enabled = 1;
@@ -247,6 +249,7 @@ static int stack_trace_init(struct trace_array *tr)
 
 static void stack_trace_reset(struct trace_array *tr)
 {
+	tracing_stop_cmdline_record();
 	stop_stack_trace(tr);
 }
 
-- 
1.6.1


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