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-rw-r--r--tools/perf/util/evsel.c29
1 files changed, 24 insertions, 5 deletions
diff --git a/tools/perf/util/evsel.c b/tools/perf/util/evsel.c
index cce16814dc2c..f61e5dd53f5d 100644
--- a/tools/perf/util/evsel.c
+++ b/tools/perf/util/evsel.c
@@ -241,7 +241,6 @@ void evsel__init(struct evsel *evsel,
{
perf_evsel__init(&evsel->core, attr, idx);
evsel->tracking = !idx;
- evsel->leader = evsel;
evsel->unit = "";
evsel->scale = 1.0;
evsel->max_events = ULONG_MAX;
@@ -409,7 +408,7 @@ struct evsel *evsel__clone(struct evsel *orig)
evsel->cgrp = cgroup__get(orig->cgrp);
evsel->tp_format = orig->tp_format;
evsel->handler = orig->handler;
- evsel->leader = orig->leader;
+ evsel->core.leader = orig->core.leader;
evsel->max_events = orig->max_events;
evsel->tool_event = orig->tool_event;
@@ -1074,7 +1073,7 @@ void __weak arch_evsel__set_sample_weight(struct evsel *evsel)
void evsel__config(struct evsel *evsel, struct record_opts *opts,
struct callchain_param *callchain)
{
- struct evsel *leader = evsel->leader;
+ struct evsel *leader = evsel__leader(evsel);
struct perf_event_attr *attr = &evsel->core.attr;
int track = evsel->tracking;
bool per_cpu = opts->target.default_per_cpu && !opts->target.per_thread;
@@ -1592,7 +1591,7 @@ static int evsel__match_other_cpu(struct evsel *evsel, struct evsel *other,
static int evsel__hybrid_group_cpu(struct evsel *evsel, int cpu)
{
- struct evsel *leader = evsel->leader;
+ struct evsel *leader = evsel__leader(evsel);
if ((evsel__is_hybrid(evsel) && !evsel__is_hybrid(leader)) ||
(!evsel__is_hybrid(evsel) && evsel__is_hybrid(leader))) {
@@ -1604,7 +1603,7 @@ static int evsel__hybrid_group_cpu(struct evsel *evsel, int cpu)
static int get_group_fd(struct evsel *evsel, int cpu, int thread)
{
- struct evsel *leader = evsel->leader;
+ struct evsel *leader = evsel__leader(evsel);
int fd;
if (evsel__is_group_leader(evsel))
@@ -2850,3 +2849,23 @@ bool evsel__is_hybrid(struct evsel *evsel)
{
return evsel->pmu_name && perf_pmu__is_hybrid(evsel->pmu_name);
}
+
+struct evsel *evsel__leader(struct evsel *evsel)
+{
+ return container_of(evsel->core.leader, struct evsel, core);
+}
+
+bool evsel__has_leader(struct evsel *evsel, struct evsel *leader)
+{
+ return evsel->core.leader == &leader->core;
+}
+
+bool evsel__is_leader(struct evsel *evsel)
+{
+ return evsel__has_leader(evsel, evsel);
+}
+
+void evsel__set_leader(struct evsel *evsel, struct evsel *leader)
+{
+ evsel->core.leader = &leader->core;
+}