linux-kernel - [PATCH] perf lock: dropping unsupported ':r' modifier

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Date:	Sat, 30 Jul 2011 22:13:52 +0800
From:	Zhu Yanhai <zhu.yanhai@...il.com>
To:	a.p.zijlstra@...llo.nl, paulus@...ba.org, mingo@...e.hu,
	acme@...stprotocols.net
Cc:	linux-kernel@...r.kernel.org, Zhu Yanhai <gaoyang.zyh@...bao.com>
Subject: [PATCH] perf lock: dropping unsupported ':r' modifier

Looks to me like the :r modifier is not supported anymore, so remove it from
the list of events. Without this fix 'perf lock record' doesn't work.

Signed-off-by: Zhu Yanhai <gaoyang.zyh@...bao.com>
---
 tools/perf/builtin-lock.c |    8 ++++----
 1 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/tools/perf/builtin-lock.c b/tools/perf/builtin-lock.c
index 9ac05aa..899080a 100644
--- a/tools/perf/builtin-lock.c
+++ b/tools/perf/builtin-lock.c
@@ -942,10 +942,10 @@ static const char *record_args[] = {
 	"-f",
 	"-m", "1024",
 	"-c", "1",
-	"-e", "lock:lock_acquire:r",
-	"-e", "lock:lock_acquired:r",
-	"-e", "lock:lock_contended:r",
-	"-e", "lock:lock_release:r",
+	"-e", "lock:lock_acquire",
+	"-e", "lock:lock_acquired",
+	"-e", "lock:lock_contended",
+	"-e", "lock:lock_release",
 };
 
 static int __cmd_record(int argc, const char **argv)
-- 
1.5.5.6

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