kernel/tools/perf/tests/stat.c
2024-07-22 17:22:30 +08:00

114 lines
3.3 KiB
C

// SPDX-License-Identifier: GPL-2.0
#include <linux/compiler.h>
#include "event.h"
#include "tests.h"
#include "stat.h"
#include "counts.h"
#include "debug.h"
#include "util/synthetic-events.h"
static bool has_term(struct perf_record_stat_config *config,
u64 tag, u64 val)
{
unsigned i;
for (i = 0; i < config->nr; i++) {
if ((config->data[i].tag == tag) &&
(config->data[i].val == val))
return true;
}
return false;
}
static int process_stat_config_event(struct perf_tool *tool __maybe_unused,
union perf_event *event,
struct perf_sample *sample __maybe_unused,
struct machine *machine __maybe_unused)
{
struct perf_record_stat_config *config = &event->stat_config;
struct perf_stat_config stat_config;
#define HAS(term, val) \
has_term(config, PERF_STAT_CONFIG_TERM__##term, val)
TEST_ASSERT_VAL("wrong nr", config->nr == PERF_STAT_CONFIG_TERM__MAX);
TEST_ASSERT_VAL("wrong aggr_mode", HAS(AGGR_MODE, AGGR_CORE));
TEST_ASSERT_VAL("wrong scale", HAS(SCALE, 1));
TEST_ASSERT_VAL("wrong interval", HAS(INTERVAL, 1));
#undef HAS
perf_event__read_stat_config(&stat_config, config);
TEST_ASSERT_VAL("wrong aggr_mode", stat_config.aggr_mode == AGGR_CORE);
TEST_ASSERT_VAL("wrong scale", stat_config.scale == 1);
TEST_ASSERT_VAL("wrong interval", stat_config.interval == 1);
return 0;
}
int test__synthesize_stat_config(struct test *test __maybe_unused, int subtest __maybe_unused)
{
struct perf_stat_config stat_config = {
.aggr_mode = AGGR_CORE,
.scale = 1,
.interval = 1,
};
TEST_ASSERT_VAL("failed to synthesize stat_config",
!perf_event__synthesize_stat_config(NULL, &stat_config, process_stat_config_event, NULL));
return 0;
}
static int process_stat_event(struct perf_tool *tool __maybe_unused,
union perf_event *event,
struct perf_sample *sample __maybe_unused,
struct machine *machine __maybe_unused)
{
struct perf_record_stat *st = &event->stat;
TEST_ASSERT_VAL("wrong cpu", st->cpu == 1);
TEST_ASSERT_VAL("wrong thread", st->thread == 2);
TEST_ASSERT_VAL("wrong id", st->id == 3);
TEST_ASSERT_VAL("wrong val", st->val == 100);
TEST_ASSERT_VAL("wrong run", st->ena == 200);
TEST_ASSERT_VAL("wrong ena", st->run == 300);
return 0;
}
int test__synthesize_stat(struct test *test __maybe_unused, int subtest __maybe_unused)
{
struct perf_counts_values count;
count.val = 100;
count.ena = 200;
count.run = 300;
TEST_ASSERT_VAL("failed to synthesize stat_config",
!perf_event__synthesize_stat(NULL, 1, 2, 3, &count, process_stat_event, NULL));
return 0;
}
static int process_stat_round_event(struct perf_tool *tool __maybe_unused,
union perf_event *event,
struct perf_sample *sample __maybe_unused,
struct machine *machine __maybe_unused)
{
struct perf_record_stat_round *stat_round = &event->stat_round;
TEST_ASSERT_VAL("wrong time", stat_round->time == 0xdeadbeef);
TEST_ASSERT_VAL("wrong type", stat_round->type == PERF_STAT_ROUND_TYPE__INTERVAL);
return 0;
}
int test__synthesize_stat_round(struct test *test __maybe_unused, int subtest __maybe_unused)
{
TEST_ASSERT_VAL("failed to synthesize stat_config",
!perf_event__synthesize_stat_round(NULL, 0xdeadbeef, PERF_STAT_ROUND_TYPE__INTERVAL,
process_stat_round_event, NULL));
return 0;
}