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Linux kernel mirror (for testing) git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
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123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122// 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(const 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 test_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(&test_stat_config, config);
TEST_ASSERT_VAL("wrong aggr_mode", test_stat_config.aggr_mode == AGGR_CORE); TEST_ASSERT_VAL("wrong scale", test_stat_config.scale == 1); TEST_ASSERT_VAL("wrong interval", test_stat_config.interval == 1); return 0;}
static int test__synthesize_stat_config(struct test_suite *test __maybe_unused, int subtest __maybe_unused){ struct perf_stat_config test_stat_config = { .aggr_mode = AGGR_CORE, .scale = 1, .interval = 1, };
TEST_ASSERT_VAL("failed to synthesize stat_config", !perf_event__synthesize_stat_config(NULL, &test_stat_config, process_stat_config_event, NULL));
return 0;}
static int process_stat_event(const 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;}
static int test__synthesize_stat(struct test_suite *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, (struct perf_cpu){.cpu = 1}, 2, 3, &count, process_stat_event, NULL));
return 0;}
static int process_stat_round_event(const 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;}
static int test__synthesize_stat_round(struct test_suite *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;}
DEFINE_SUITE("Synthesize stat config", synthesize_stat_config);DEFINE_SUITE("Synthesize stat", synthesize_stat);DEFINE_SUITE("Synthesize stat round", synthesize_stat_round);