linux-kernel - [PATCH 4/4] perf: add support for PERF_HW_COUNT_REF_CPU

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Date:	Sun, 11 Dec 2011 00:28:54 +0100
From:	Stephane Eranian <eranian@...gle.com>
To:	linux-kernel@...r.kernel.org
Cc:	peterz@...radead.org, mingo@...e.hu, acme@...radead.org,
	robert.richter@....com, ming.m.lin@...el.com, andi@...stfloor.org,
	asharma@...com
Subject: [PATCH 4/4] perf: add support for PERF_HW_COUNT_REF_CPU_CYCLES

add new generic hw event: ref-cycles
maps to PERF_HW_COUNT_REF_CPUCYCLES.

$ perf stat -e ref-cycles ls

Signed-off-by: Stephane Eranian <eranian@...gle.com>
---
 tools/perf/util/parse-events.c |    2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)

diff --git a/tools/perf/util/parse-events.c b/tools/perf/util/parse-events.c
index 586ab3f..531c283 100644
--- a/tools/perf/util/parse-events.c
+++ b/tools/perf/util/parse-events.c
@@ -38,6 +38,7 @@ static struct event_symbol event_symbols[] = {
   { CHW(BRANCH_INSTRUCTIONS),		"branch-instructions",		"branches"		},
   { CHW(BRANCH_MISSES),			"branch-misses",		""			},
   { CHW(BUS_CYCLES),			"bus-cycles",			""			},
+  { CHW(REF_CPU_CYCLES),		"ref-cycles",			""			},
 
   { CSW(CPU_CLOCK),			"cpu-clock",			""			},
   { CSW(TASK_CLOCK),			"task-clock",			""			},
@@ -68,6 +69,7 @@ static const char *hw_event_names[PERF_COUNT_HW_MAX] = {
 	"bus-cycles",
 	"stalled-cycles-frontend",
 	"stalled-cycles-backend",
+	"ref-cycles",
 };
 
 static const char *sw_event_names[PERF_COUNT_SW_MAX] = {
-- 
1.7.1

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