From: Stephane Eranian <eranian@google.com>
Date: Sat, 10 Dec 2011 23:28:54 +0000 (+0100)
Subject: perf: Add support for PERF_HW_COUNT_REF_CPU_CYCLES
X-Git-Tag: firefly_0821_release~3680^2~3703^2~34
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=f1ac18af219835fd5b8e19c14d2dd75c55f78737;p=firefly-linux-kernel-4.4.55.git

perf: Add support for PERF_HW_COUNT_REF_CPU_CYCLES

Add new generic hw event: ref-cycles, which maps to
PERF_HW_COUNT_REF_CPUCYCLES:

 $ perf stat -e ref-cycles ls

Signed-off-by: Stephane Eranian <eranian@google.com>
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
Link: http://lkml.kernel.org/r/1323559734-3488-5-git-send-email-eranian@google.com
Signed-off-by: Ingo Molnar <mingo@elte.hu>
---

diff --git a/tools/perf/util/parse-events.c b/tools/perf/util/parse-events.c
index 586ab3fe60f8..531c283fc0c5 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] = {