linux-kernel - [tip:perfcounters/urgent] perf_counter: Add perf record option to log addresses

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Message-ID: <tip-4bba828dd9bb950ad1fe340ef148a5436a10f131@git.kernel.org>
Date:	Sat, 18 Jul 2009 09:50:41 GMT
From:	tip-bot for Anton Blanchard <anton@...ba.org>
To:	linux-tip-commits@...r.kernel.org
Cc:	linux-kernel@...r.kernel.org, anton@...ba.org, hpa@...or.com,
	mingo@...hat.com, a.p.zijlstra@...llo.nl, tglx@...utronix.de,
	mingo@...e.hu
Subject: [tip:perfcounters/urgent] perf_counter: Add perf record option to log addresses

Commit-ID:  4bba828dd9bb950ad1fe340ef148a5436a10f131
Gitweb:     http://git.kernel.org/tip/4bba828dd9bb950ad1fe340ef148a5436a10f131
Author:     Anton Blanchard <anton@...ba.org>
AuthorDate: Thu, 16 Jul 2009 15:44:29 +0200
Committer:  Ingo Molnar <mingo@...e.hu>
CommitDate: Sat, 18 Jul 2009 11:21:32 +0200

perf_counter: Add perf record option to log addresses

Add the -d or --data option to log event addresses (eg page
faults).

Signed-off-by: Anton Blanchard <anton@...ba.org>
Signed-off-by: Peter Zijlstra <a.p.zijlstra@...llo.nl>
LKML-Reference: <20090716104817.697698033@...ba.org>
Signed-off-by: Ingo Molnar <mingo@...e.hu>


---
 tools/perf/builtin-record.c |    6 ++++++
 1 files changed, 6 insertions(+), 0 deletions(-)

diff --git a/tools/perf/builtin-record.c b/tools/perf/builtin-record.c
index 072aaf0..68a9be0 100644
--- a/tools/perf/builtin-record.c
+++ b/tools/perf/builtin-record.c
@@ -43,6 +43,7 @@ static int			call_graph			= 0;
 static int			verbose				= 0;
 static int			inherit_stat			= 0;
 static int			no_samples			= 0;
+static int			sample_address			= 0;
 
 static long			samples;
 static struct timeval		last_read;
@@ -405,6 +406,9 @@ static void create_counter(int counter, int cpu, pid_t pid)
 	if (inherit_stat)
 		attr->inherit_stat = 1;
 
+	if (sample_address)
+		attr->sample_type	|= PERF_SAMPLE_ADDR;
+
 	if (call_graph)
 		attr->sample_type	|= PERF_SAMPLE_CALLCHAIN;
 
@@ -649,6 +653,8 @@ static const struct option options[] = {
 		    "be more verbose (show counter open errors, etc)"),
 	OPT_BOOLEAN('s', "stat", &inherit_stat,
 		    "per thread counts"),
+	OPT_BOOLEAN('d', "data", &sample_address,
+		    "Sample addresses"),
 	OPT_BOOLEAN('n', "no-samples", &no_samples,
 		    "don't sample"),
 	OPT_END()
--
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