From 339f7c90b8a2f3aa2dd4267e79f797999e8a3c59 Mon Sep 17 00:00:00 2001
From: Peter Zijlstra <a.p.zijlstra@chello.nl>
Date: Mon, 6 Apr 2009 11:45:06 +0200
Subject: perf_counter: PERF_RECORD_TIME

By popular request, provide means to log a timestamp along with the
counter overflow event.

Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Corey Ashford <cjashfor@linux.vnet.ibm.com>
LKML-Reference: <20090406094518.024173282@chello.nl>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
---
 include/linux/perf_counter.h | 2 ++
 1 file changed, 2 insertions(+)

(limited to 'include')

diff --git a/include/linux/perf_counter.h b/include/linux/perf_counter.h
index ca2d4df29e0c..928a7fae0961 100644
--- a/include/linux/perf_counter.h
+++ b/include/linux/perf_counter.h
@@ -102,6 +102,7 @@ enum perf_counter_record_format {
 	PERF_RECORD_TID		= 1U << 1,
 	PERF_RECORD_GROUP	= 1U << 2,
 	PERF_RECORD_CALLCHAIN	= 1U << 3,
+	PERF_RECORD_TIME	= 1U << 4,
 };
 
 /*
@@ -221,6 +222,7 @@ enum perf_event_type {
 	__PERF_EVENT_TID		= PERF_RECORD_TID,
 	__PERF_EVENT_GROUP		= PERF_RECORD_GROUP,
 	__PERF_EVENT_CALLCHAIN		= PERF_RECORD_CALLCHAIN,
+	__PERF_EVENT_TIME		= PERF_RECORD_TIME,
 };
 
 #ifdef __KERNEL__
-- 
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