From: Andi Kleen <a...@linux.intel.com>
With calling a callback. To be used in test code added in the next
patch.
Signed-off-by: Andi Kleen <a...@linux.intel.com>
---
tools/perf/util/pmu.c | 18 ++++++++++++++++++
tools/perf/util/pmu.h | 2 ++
2 files changed, 20 insertions(+)
diff --git a/tools/perf/util/pmu.c b/tools/perf/util/pmu.c
index 8714f9a..397e400 100644
--- a/tools/perf/util/pmu.c
+++ b/tools/perf/util/pmu.c
@@ -869,3 +869,21 @@ bool pmu_have_event(const char *pname, const char *name)
}
return false;
}
+
+int pmu_iterate_events(int (*func)(const char *pmu, const char *name))
+{
+ int ret = 0;
+ struct perf_pmu *pmu;
+ struct perf_pmu_alias *alias;
+
+ perf_pmu__find("cpu"); /* Load PMUs */
+ pmu = NULL;
+ while ((pmu = perf_pmu__scan(pmu)) != NULL) {
+ list_for_each_entry(alias, &pmu->aliases, list) {
+ ret = func(pmu->name, alias->name);
+ if (ret != 0)
+ break;
+ }
+ }
+ return ret;
+}
diff --git a/tools/perf/util/pmu.h b/tools/perf/util/pmu.h
index 583d21e..87a1da4 100644
--- a/tools/perf/util/pmu.h
+++ b/tools/perf/util/pmu.h
@@ -47,5 +47,7 @@ bool pmu_have_event(const char *pname, const char *name);
int perf_pmu__test(void);
+int pmu_iterate_events(int (*func)(const char *, const char *name));
+
extern const char *json_file;
#endif /* __PMU_H */
--
1.9.3
--
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