linux_dsm_epyc7002/tools/perf/tests/evsel-roundtrip-name.c
Jiri Olsa 515dbe48f6 libperf: Add perf_evlist__first()/last() functions
Add perf_evlist__first()/last() functions to libperf, as internal
functions and rename perf's origins to evlist__first/last.

Signed-off-by: Jiri Olsa <jolsa@kernel.org>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: Michael Petlan <mpetlan@redhat.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Link: http://lore.kernel.org/lkml/20190913132355.21634-29-jolsa@kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
2019-09-25 09:51:48 -03:00

120 lines
2.7 KiB
C

// SPDX-License-Identifier: GPL-2.0
#include "evlist.h"
#include "evsel.h"
#include "parse-events.h"
#include "tests.h"
#include "debug.h"
#include <errno.h>
#include <linux/kernel.h>
static int perf_evsel__roundtrip_cache_name_test(void)
{
char name[128];
int type, op, err = 0, ret = 0, i, idx;
struct evsel *evsel;
struct evlist *evlist = evlist__new();
if (evlist == NULL)
return -ENOMEM;
for (type = 0; type < PERF_COUNT_HW_CACHE_MAX; type++) {
for (op = 0; op < PERF_COUNT_HW_CACHE_OP_MAX; op++) {
/* skip invalid cache type */
if (!perf_evsel__is_cache_op_valid(type, op))
continue;
for (i = 0; i < PERF_COUNT_HW_CACHE_RESULT_MAX; i++) {
__perf_evsel__hw_cache_type_op_res_name(type, op, i,
name, sizeof(name));
err = parse_events(evlist, name, NULL);
if (err)
ret = err;
}
}
}
idx = 0;
evsel = evlist__first(evlist);
for (type = 0; type < PERF_COUNT_HW_CACHE_MAX; type++) {
for (op = 0; op < PERF_COUNT_HW_CACHE_OP_MAX; op++) {
/* skip invalid cache type */
if (!perf_evsel__is_cache_op_valid(type, op))
continue;
for (i = 0; i < PERF_COUNT_HW_CACHE_RESULT_MAX; i++) {
__perf_evsel__hw_cache_type_op_res_name(type, op, i,
name, sizeof(name));
if (evsel->idx != idx)
continue;
++idx;
if (strcmp(perf_evsel__name(evsel), name)) {
pr_debug("%s != %s\n", perf_evsel__name(evsel), name);
ret = -1;
}
evsel = perf_evsel__next(evsel);
}
}
}
evlist__delete(evlist);
return ret;
}
static int __perf_evsel__name_array_test(const char *names[], int nr_names)
{
int i, err;
struct evsel *evsel;
struct evlist *evlist = evlist__new();
if (evlist == NULL)
return -ENOMEM;
for (i = 0; i < nr_names; ++i) {
err = parse_events(evlist, names[i], NULL);
if (err) {
pr_debug("failed to parse event '%s', err %d\n",
names[i], err);
goto out_delete_evlist;
}
}
err = 0;
evlist__for_each_entry(evlist, evsel) {
if (strcmp(perf_evsel__name(evsel), names[evsel->idx])) {
--err;
pr_debug("%s != %s\n", perf_evsel__name(evsel), names[evsel->idx]);
}
}
out_delete_evlist:
evlist__delete(evlist);
return err;
}
#define perf_evsel__name_array_test(names) \
__perf_evsel__name_array_test(names, ARRAY_SIZE(names))
int test__perf_evsel__roundtrip_name_test(struct test *test __maybe_unused, int subtest __maybe_unused)
{
int err = 0, ret = 0;
err = perf_evsel__name_array_test(perf_evsel__hw_names);
if (err)
ret = err;
err = __perf_evsel__name_array_test(perf_evsel__sw_names,
PERF_COUNT_SW_DUMMY + 1);
if (err)
ret = err;
err = perf_evsel__roundtrip_cache_name_test();
if (err)
ret = err;
return ret;
}