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authorYan, Zheng <zheng.z.yan@intel.com>2012-09-10 15:53:50 +0800
committerArnaldo Carvalho de Melo <acme@redhat.com>2012-09-17 13:12:02 -0300
commit7ae92e744e3fb389afb1e24920ecda331d360c61 (patch)
tree46c5d4616a003011a1237ed8d31592a662cf9720 /tools/perf/util/parse-events.c
parent314d9f63f385096580e9e2a06eaa0745d92fe4ac (diff)
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perf stat: Check PMU cpumask file
If user doesn't explicitly specify CPU list, perf-stat only collects events on CPUs listed in the PMU cpumask file. Signed-off-by: "Yah, Zheng" <zheng.z.yan@intel.com> Cc: Andi Kleen <andi@firstfloor.org> Cc: Ingo Molnar <mingo@elte.hu> Cc: Jiri Olsa <jolsa@redhat.com> Cc: Peter Zijlstra <a.p.zijlstra@chello.nl> Cc: Stephane Eranian <eranian@google.com> Link: http://lkml.kernel.org/r/1347263631-23175-3-git-send-email-zheng.z.yan@intel.com Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf/util/parse-events.c')
-rw-r--r--tools/perf/util/parse-events.c18
1 files changed, 14 insertions, 4 deletions
diff --git a/tools/perf/util/parse-events.c b/tools/perf/util/parse-events.c
index 44afcf40f796..bf5d033ee1b4 100644
--- a/tools/perf/util/parse-events.c
+++ b/tools/perf/util/parse-events.c
@@ -239,8 +239,11 @@ const char *event_type(int type)
return "unknown";
}
-static int add_event(struct list_head **_list, int *idx,
- struct perf_event_attr *attr, char *name)
+
+
+static int __add_event(struct list_head **_list, int *idx,
+ struct perf_event_attr *attr,
+ char *name, struct cpu_map *cpus)
{
struct perf_evsel *evsel;
struct list_head *list = *_list;
@@ -260,6 +263,7 @@ static int add_event(struct list_head **_list, int *idx,
return -ENOMEM;
}
+ evsel->cpus = cpus;
if (name)
evsel->name = strdup(name);
list_add_tail(&evsel->node, list);
@@ -267,6 +271,12 @@ static int add_event(struct list_head **_list, int *idx,
return 0;
}
+static int add_event(struct list_head **_list, int *idx,
+ struct perf_event_attr *attr, char *name)
+{
+ return __add_event(_list, idx, attr, name, NULL);
+}
+
static int parse_aliases(char *str, const char *names[][PERF_EVSEL__MAX_ALIASES], int size)
{
int i, j;
@@ -607,8 +617,8 @@ int parse_events_add_pmu(struct list_head **list, int *idx,
if (perf_pmu__config(pmu, &attr, head_config))
return -EINVAL;
- return add_event(list, idx, &attr,
- pmu_event_name(head_config));
+ return __add_event(list, idx, &attr, pmu_event_name(head_config),
+ pmu->cpus);
}
int parse_events__modifier_group(struct list_head *list,