summaryrefslogtreecommitdiff
path: root/tools/perf/tests/sw-clock.c
diff options
context:
space:
mode:
Diffstat (limited to 'tools/perf/tests/sw-clock.c')
-rw-r--r--tools/perf/tests/sw-clock.c67
1 files changed, 37 insertions, 30 deletions
diff --git a/tools/perf/tests/sw-clock.c b/tools/perf/tests/sw-clock.c
index f9490b237893..4a2ad7176fa0 100644
--- a/tools/perf/tests/sw-clock.c
+++ b/tools/perf/tests/sw-clock.c
@@ -5,12 +5,18 @@
#include <stdlib.h>
#include <signal.h>
#include <sys/mman.h>
+#include <linux/string.h>
#include "tests.h"
+#include "util/debug.h"
#include "util/evsel.h"
#include "util/evlist.h"
#include "util/cpumap.h"
+#include "util/mmap.h"
+#include "util/sample.h"
#include "util/thread_map.h"
+#include <perf/evlist.h>
+#include <perf/mmap.h>
#define NR_LOOPS 10000000
@@ -27,8 +33,8 @@ static int __test__sw_clock_freq(enum perf_sw_ids clock_id)
int nr_samples = 0;
char sbuf[STRERR_BUFSIZE];
union perf_event *event;
- struct perf_evsel *evsel;
- struct perf_evlist *evlist;
+ struct evsel *evsel;
+ struct evlist *evlist;
struct perf_event_attr attr = {
.type = PERF_TYPE_SOFTWARE,
.config = clock_id,
@@ -37,39 +43,36 @@ static int __test__sw_clock_freq(enum perf_sw_ids clock_id)
.disabled = 1,
.freq = 1,
};
- struct cpu_map *cpus;
- struct thread_map *threads;
- struct perf_mmap *md;
+ struct perf_cpu_map *cpus = NULL;
+ struct perf_thread_map *threads = NULL;
+ struct mmap *md;
attr.sample_freq = 500;
- evlist = perf_evlist__new();
+ evlist = evlist__new();
if (evlist == NULL) {
- pr_debug("perf_evlist__new\n");
+ pr_debug("evlist__new\n");
return -1;
}
- evsel = perf_evsel__new(&attr);
+ evsel = evsel__new(&attr);
if (evsel == NULL) {
- pr_debug("perf_evsel__new\n");
+ pr_debug("evsel__new\n");
goto out_delete_evlist;
}
- perf_evlist__add(evlist, evsel);
+ evlist__add(evlist, evsel);
- cpus = cpu_map__dummy_new();
+ cpus = perf_cpu_map__new_any_cpu();
threads = thread_map__new_by_tid(getpid());
if (!cpus || !threads) {
err = -ENOMEM;
pr_debug("Not enough memory to create thread/cpu maps\n");
- goto out_free_maps;
+ goto out_delete_evlist;
}
- perf_evlist__set_maps(evlist, cpus, threads);
-
- cpus = NULL;
- threads = NULL;
+ perf_evlist__set_maps(&evlist->core, cpus, threads);
- if (perf_evlist__open(evlist)) {
+ if (evlist__open(evlist)) {
const char *knob = "/proc/sys/kernel/perf_event_max_sample_rate";
err = -errno;
@@ -79,43 +82,46 @@ static int __test__sw_clock_freq(enum perf_sw_ids clock_id)
goto out_delete_evlist;
}
- err = perf_evlist__mmap(evlist, 128);
+ err = evlist__mmap(evlist, 128);
if (err < 0) {
pr_debug("failed to mmap event: %d (%s)\n", errno,
str_error_r(errno, sbuf, sizeof(sbuf)));
goto out_delete_evlist;
}
- perf_evlist__enable(evlist);
+ evlist__enable(evlist);
/* collect samples */
for (i = 0; i < NR_LOOPS; i++)
tmp++;
- perf_evlist__disable(evlist);
+ evlist__disable(evlist);
md = &evlist->mmap[0];
- if (perf_mmap__read_init(md) < 0)
+ if (perf_mmap__read_init(&md->core) < 0)
goto out_init;
- while ((event = perf_mmap__read_event(md)) != NULL) {
+ while ((event = perf_mmap__read_event(&md->core)) != NULL) {
struct perf_sample sample;
+ perf_sample__init(&sample, /*all=*/false);
if (event->header.type != PERF_RECORD_SAMPLE)
goto next_event;
- err = perf_evlist__parse_sample(evlist, event, &sample);
+ err = evlist__parse_sample(evlist, event, &sample);
if (err < 0) {
pr_debug("Error during parse sample\n");
+ perf_sample__exit(&sample);
goto out_delete_evlist;
}
total_periods += sample.period;
nr_samples++;
next_event:
- perf_mmap__consume(md);
+ perf_mmap__consume(&md->core);
+ perf_sample__exit(&sample);
}
- perf_mmap__read_done(md);
+ perf_mmap__read_done(&md->core);
out_init:
if ((u64) nr_samples == total_periods) {
@@ -124,15 +130,14 @@ out_init:
err = -1;
}
-out_free_maps:
- cpu_map__put(cpus);
- thread_map__put(threads);
out_delete_evlist:
- perf_evlist__delete(evlist);
+ perf_cpu_map__put(cpus);
+ perf_thread_map__put(threads);
+ evlist__delete(evlist);
return err;
}
-int test__sw_clock_freq(struct test *test __maybe_unused, int subtest __maybe_unused)
+static int test__sw_clock_freq(struct test_suite *test __maybe_unused, int subtest __maybe_unused)
{
int ret;
@@ -142,3 +147,5 @@ int test__sw_clock_freq(struct test *test __maybe_unused, int subtest __maybe_un
return ret;
}
+
+DEFINE_SUITE("Software clock events period values", sw_clock_freq);