diff options
Diffstat (limited to 'tools/perf/tests/sw-clock.c')
| -rw-r--r-- | tools/perf/tests/sw-clock.c | 11 |
1 files changed, 9 insertions, 2 deletions
diff --git a/tools/perf/tests/sw-clock.c b/tools/perf/tests/sw-clock.c index f6c72f915d48..f9490b237893 100644 --- a/tools/perf/tests/sw-clock.c +++ b/tools/perf/tests/sw-clock.c @@ -39,6 +39,7 @@ static int __test__sw_clock_freq(enum perf_sw_ids clock_id) }; struct cpu_map *cpus; struct thread_map *threads; + struct perf_mmap *md; attr.sample_freq = 500; @@ -93,7 +94,11 @@ static int __test__sw_clock_freq(enum perf_sw_ids clock_id) perf_evlist__disable(evlist); - while ((event = perf_evlist__mmap_read(evlist, 0)) != NULL) { + md = &evlist->mmap[0]; + if (perf_mmap__read_init(md) < 0) + goto out_init; + + while ((event = perf_mmap__read_event(md)) != NULL) { struct perf_sample sample; if (event->header.type != PERF_RECORD_SAMPLE) @@ -108,9 +113,11 @@ static int __test__sw_clock_freq(enum perf_sw_ids clock_id) total_periods += sample.period; nr_samples++; next_event: - perf_evlist__mmap_consume(evlist, 0); + perf_mmap__consume(md); } + perf_mmap__read_done(md); +out_init: if ((u64) nr_samples == total_periods) { pr_debug("All (%d) samples have period value of 1!\n", nr_samples); |