linux-kernel - [tip:perfcounters/core] perf tools: Add some comments to the event definitions

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Date:	Sat, 15 Aug 2009 10:07:04 GMT
From:	tip-bot for Peter Zijlstra <a.p.zijlstra@...llo.nl>
To:	linux-tip-commits@...r.kernel.org
Cc:	linux-kernel@...r.kernel.org, paulus@...ba.org, hpa@...or.com,
	mingo@...hat.com, eranian@...glemail.com, cjashfor@...ibm.com,
	a.p.zijlstra@...llo.nl, tglx@...utronix.de, mingo@...e.hu
Subject: [tip:perfcounters/core] perf tools: Add some comments to the event definitions

Commit-ID:  18408ddc01136f505ae357c03f0d8e50b10e0db6
Gitweb:     http://git.kernel.org/tip/18408ddc01136f505ae357c03f0d8e50b10e0db6
Author:     Peter Zijlstra <a.p.zijlstra@...llo.nl>
AuthorDate: Thu, 13 Aug 2009 11:47:55 +0200
Committer:  Ingo Molnar <mingo@...e.hu>
CommitDate: Sat, 15 Aug 2009 12:00:09 +0200

perf tools: Add some comments to the event definitions

Just to make it clear that these are _not_ generic event
structures but do rely on the counter configuration.

Signed-off-by: Peter Zijlstra <a.p.zijlstra@...llo.nl>
Cc: Corey J Ashford <cjashfor@...ibm.com>
Cc: Paul Mackerras <paulus@...ba.org>
Cc: stephane eranian <eranian@...glemail.com>
LKML-Reference: <20090813103655.334194326@...llo.nl>
Signed-off-by: Ingo Molnar <mingo@...e.hu>


---
 tools/perf/util/event.h |    6 ++++++
 1 files changed, 6 insertions(+), 0 deletions(-)

diff --git a/tools/perf/util/event.h b/tools/perf/util/event.h
index d26dc88..fa7c50b 100644
--- a/tools/perf/util/event.h
+++ b/tools/perf/util/event.h
@@ -4,6 +4,9 @@
 #include "util.h"
 #include <linux/list.h>
 
+/*
+ * PERF_SAMPLE_IP | PERF_SAMPLE_TID | *
+ */
 struct ip_event {
 	struct perf_event_header header;
 	u64 ip;
@@ -38,6 +41,9 @@ struct lost_event {
 	u64 lost;
 };
 
+/*
+ * PERF_FORMAT_ENABLED | PERF_FORMAT_RUNNING | PERF_FORMAT_ID
+ */
 struct read_event {
 	struct perf_event_header header;
 	u32 pid,tid;
--
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