diff options
| author | Ian Rogers <irogers@google.com> | 2025-01-09 14:21:06 -0800 |
|---|---|---|
| committer | Namhyung Kim <namhyung@kernel.org> | 2025-01-29 14:05:57 -0800 |
| commit | 6ab89b7fc2b5ef7eaa6054143ba09f6e0fefb657 (patch) | |
| tree | d942242ff73105826ba90779db51a370d6fee335 | |
| parent | 66e99fd5a1a6f249b56b910d42ec66598f681e47 (diff) | |
perf evsel: Add pmu_name helper
Add helper to get the name of the evsel's PMU. This handles the case
where there's no sysfs PMU via parse_events event_type helper.
Signed-off-by: Ian Rogers <irogers@google.com>
Tested-by: James Clark <james.clark@linaro.org>
Tested-by: Leo Yan <leo.yan@arm.com>
Tested-by: Atish Patra <atishp@rivosinc.com>
Link: https://lore.kernel.org/r/20250109222109.567031-2-irogers@google.com
Signed-off-by: Namhyung Kim <namhyung@kernel.org>
| -rw-r--r-- | tools/perf/util/evsel.c | 10 | ||||
| -rw-r--r-- | tools/perf/util/evsel.h | 1 |
2 files changed, 11 insertions, 0 deletions
diff --git a/tools/perf/util/evsel.c b/tools/perf/util/evsel.c index bc144388f892..026cf9a9893c 100644 --- a/tools/perf/util/evsel.c +++ b/tools/perf/util/evsel.c @@ -237,6 +237,16 @@ set_methods: return 0; } +const char *evsel__pmu_name(const struct evsel *evsel) +{ + struct perf_pmu *pmu = evsel__find_pmu(evsel); + + if (pmu) + return pmu->name; + + return event_type(evsel->core.attr.type); +} + #define FD(e, x, y) (*(int *)xyarray__entry(e->core.fd, x, y)) int __evsel__sample_size(u64 sample_type) diff --git a/tools/perf/util/evsel.h b/tools/perf/util/evsel.h index 5e789fa80590..2dd108a14b89 100644 --- a/tools/perf/util/evsel.h +++ b/tools/perf/util/evsel.h @@ -236,6 +236,7 @@ int evsel__object_config(size_t object_size, void (*fini)(struct evsel *evsel)); struct perf_pmu *evsel__find_pmu(const struct evsel *evsel); +const char *evsel__pmu_name(const struct evsel *evsel); bool evsel__is_aux_event(const struct evsel *evsel); struct evsel *evsel__new_idx(struct perf_event_attr *attr, int idx); |