diff options
Diffstat (limited to 'tools/perf/tests/cpumap.c')
-rw-r--r-- | tools/perf/tests/cpumap.c | 181 |
1 files changed, 153 insertions, 28 deletions
diff --git a/tools/perf/tests/cpumap.c b/tools/perf/tests/cpumap.c index 29c793ac7d10..bd8e396f3e57 100644 --- a/tools/perf/tests/cpumap.c +++ b/tools/perf/tests/cpumap.c @@ -6,7 +6,7 @@ #include "util/synthetic-events.h" #include <string.h> #include <linux/bitops.h> -#include <perf/cpumap.h> +#include <internal/cpumap.h> #include "debug.h" struct machine; @@ -17,29 +17,31 @@ static int process_event_mask(struct perf_tool *tool __maybe_unused, struct machine *machine __maybe_unused) { struct perf_record_cpu_map *map_event = &event->cpu_map; - struct perf_record_record_cpu_map *mask; struct perf_record_cpu_map_data *data; struct perf_cpu_map *map; - int i; + unsigned int long_size; data = &map_event->data; TEST_ASSERT_VAL("wrong type", data->type == PERF_CPU_MAP__MASK); - mask = (struct perf_record_record_cpu_map *)data->data; + long_size = data->mask32_data.long_size; - TEST_ASSERT_VAL("wrong nr", mask->nr == 1); + TEST_ASSERT_VAL("wrong long_size", long_size == 4 || long_size == 8); - for (i = 0; i < 20; i++) { - TEST_ASSERT_VAL("wrong cpu", test_bit(i, mask->mask)); - } + TEST_ASSERT_VAL("wrong nr", data->mask32_data.nr == 1); + + TEST_ASSERT_VAL("wrong cpu", perf_record_cpu_map_data__test_bit(0, data)); + TEST_ASSERT_VAL("wrong cpu", !perf_record_cpu_map_data__test_bit(1, data)); + for (int i = 2; i <= 20; i++) + TEST_ASSERT_VAL("wrong cpu", perf_record_cpu_map_data__test_bit(i, data)); map = cpu_map__new_data(data); - TEST_ASSERT_VAL("wrong nr", map->nr == 20); + TEST_ASSERT_VAL("wrong nr", perf_cpu_map__nr(map) == 20); - for (i = 0; i < 20; i++) { - TEST_ASSERT_VAL("wrong cpu", map->map[i] == i); - } + TEST_ASSERT_VAL("wrong cpu", perf_cpu_map__cpu(map, 0).cpu == 0); + for (int i = 2; i <= 20; i++) + TEST_ASSERT_VAL("wrong cpu", perf_cpu_map__cpu(map, i - 1).cpu == i); perf_cpu_map__put(map); return 0; @@ -51,7 +53,6 @@ static int process_event_cpus(struct perf_tool *tool __maybe_unused, struct machine *machine __maybe_unused) { struct perf_record_cpu_map *map_event = &event->cpu_map; - struct cpu_map_entries *cpus; struct perf_record_cpu_map_data *data; struct perf_cpu_map *map; @@ -59,41 +60,73 @@ static int process_event_cpus(struct perf_tool *tool __maybe_unused, TEST_ASSERT_VAL("wrong type", data->type == PERF_CPU_MAP__CPUS); - cpus = (struct cpu_map_entries *)data->data; + TEST_ASSERT_VAL("wrong nr", data->cpus_data.nr == 2); + TEST_ASSERT_VAL("wrong cpu", data->cpus_data.cpu[0] == 1); + TEST_ASSERT_VAL("wrong cpu", data->cpus_data.cpu[1] == 256); + + map = cpu_map__new_data(data); + TEST_ASSERT_VAL("wrong nr", perf_cpu_map__nr(map) == 2); + TEST_ASSERT_VAL("wrong cpu", perf_cpu_map__cpu(map, 0).cpu == 1); + TEST_ASSERT_VAL("wrong cpu", perf_cpu_map__cpu(map, 1).cpu == 256); + TEST_ASSERT_VAL("wrong refcnt", refcount_read(perf_cpu_map__refcnt(map)) == 1); + perf_cpu_map__put(map); + return 0; +} + +static int process_event_range_cpus(struct perf_tool *tool __maybe_unused, + union perf_event *event, + struct perf_sample *sample __maybe_unused, + struct machine *machine __maybe_unused) +{ + struct perf_record_cpu_map *map_event = &event->cpu_map; + struct perf_record_cpu_map_data *data; + struct perf_cpu_map *map; + + data = &map_event->data; + + TEST_ASSERT_VAL("wrong type", data->type == PERF_CPU_MAP__RANGE_CPUS); - TEST_ASSERT_VAL("wrong nr", cpus->nr == 2); - TEST_ASSERT_VAL("wrong cpu", cpus->cpu[0] == 1); - TEST_ASSERT_VAL("wrong cpu", cpus->cpu[1] == 256); + TEST_ASSERT_VAL("wrong any_cpu", data->range_cpu_data.any_cpu == 0); + TEST_ASSERT_VAL("wrong start_cpu", data->range_cpu_data.start_cpu == 1); + TEST_ASSERT_VAL("wrong end_cpu", data->range_cpu_data.end_cpu == 256); map = cpu_map__new_data(data); - TEST_ASSERT_VAL("wrong nr", map->nr == 2); - TEST_ASSERT_VAL("wrong cpu", map->map[0] == 1); - TEST_ASSERT_VAL("wrong cpu", map->map[1] == 256); - TEST_ASSERT_VAL("wrong refcnt", refcount_read(&map->refcnt) == 1); + TEST_ASSERT_VAL("wrong nr", perf_cpu_map__nr(map) == 256); + TEST_ASSERT_VAL("wrong cpu", perf_cpu_map__cpu(map, 0).cpu == 1); + TEST_ASSERT_VAL("wrong cpu", perf_cpu_map__max(map).cpu == 256); + TEST_ASSERT_VAL("wrong refcnt", refcount_read(perf_cpu_map__refcnt(map)) == 1); perf_cpu_map__put(map); return 0; } -int test__cpu_map_synthesize(struct test *test __maybe_unused, int subtest __maybe_unused) +static int test__cpu_map_synthesize(struct test_suite *test __maybe_unused, int subtest __maybe_unused) { struct perf_cpu_map *cpus; - /* This one is better stores in mask. */ - cpus = perf_cpu_map__new("0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19"); + /* This one is better stored in a mask. */ + cpus = perf_cpu_map__new("0,2-20"); TEST_ASSERT_VAL("failed to synthesize map", !perf_event__synthesize_cpu_map(NULL, cpus, process_event_mask, NULL)); perf_cpu_map__put(cpus); - /* This one is better stores in cpu values. */ + /* This one is better stored in cpu values. */ cpus = perf_cpu_map__new("1,256"); TEST_ASSERT_VAL("failed to synthesize map", !perf_event__synthesize_cpu_map(NULL, cpus, process_event_cpus, NULL)); perf_cpu_map__put(cpus); + + /* This one is better stored as a range. */ + cpus = perf_cpu_map__new("1-256"); + + TEST_ASSERT_VAL("failed to synthesize map", + !perf_event__synthesize_cpu_map(NULL, cpus, process_event_range_cpus, NULL)); + + perf_cpu_map__put(cpus); return 0; } @@ -106,10 +139,12 @@ static int cpu_map_print(const char *str) return -1; cpu_map__snprint(map, buf, sizeof(buf)); + perf_cpu_map__put(map); + return !strcmp(buf, str); } -int test__cpu_map_print(struct test *test __maybe_unused, int subtest __maybe_unused) +static int test__cpu_map_print(struct test_suite *test __maybe_unused, int subtest __maybe_unused) { TEST_ASSERT_VAL("failed to convert map", cpu_map_print("1")); TEST_ASSERT_VAL("failed to convert map", cpu_map_print("1,5")); @@ -121,17 +156,107 @@ int test__cpu_map_print(struct test *test __maybe_unused, int subtest __maybe_un return 0; } -int test__cpu_map_merge(struct test *test __maybe_unused, int subtest __maybe_unused) +static int test__cpu_map_merge(struct test_suite *test __maybe_unused, int subtest __maybe_unused) { struct perf_cpu_map *a = perf_cpu_map__new("4,2,1"); struct perf_cpu_map *b = perf_cpu_map__new("4,5,7"); struct perf_cpu_map *c = perf_cpu_map__merge(a, b); char buf[100]; - TEST_ASSERT_VAL("failed to merge map: bad nr", c->nr == 5); + TEST_ASSERT_VAL("failed to merge map: bad nr", perf_cpu_map__nr(c) == 5); cpu_map__snprint(c, buf, sizeof(buf)); TEST_ASSERT_VAL("failed to merge map: bad result", !strcmp(buf, "1-2,4-5,7")); perf_cpu_map__put(b); perf_cpu_map__put(c); return 0; } + +static int __test__cpu_map_intersect(const char *lhs, const char *rhs, int nr, const char *expected) +{ + struct perf_cpu_map *a = perf_cpu_map__new(lhs); + struct perf_cpu_map *b = perf_cpu_map__new(rhs); + struct perf_cpu_map *c = perf_cpu_map__intersect(a, b); + char buf[100]; + + TEST_ASSERT_EQUAL("failed to intersect map: bad nr", perf_cpu_map__nr(c), nr); + cpu_map__snprint(c, buf, sizeof(buf)); + TEST_ASSERT_VAL("failed to intersect map: bad result", !strcmp(buf, expected)); + perf_cpu_map__put(a); + perf_cpu_map__put(b); + perf_cpu_map__put(c); + return 0; +} + +static int test__cpu_map_intersect(struct test_suite *test __maybe_unused, + int subtest __maybe_unused) +{ + int ret; + + ret = __test__cpu_map_intersect("4,2,1", "4,5,7", 1, "4"); + if (ret) + return ret; + ret = __test__cpu_map_intersect("1-8", "6-9", 3, "6-8"); + if (ret) + return ret; + ret = __test__cpu_map_intersect("1-8,12-20", "6-9,15", 4, "6-8,15"); + if (ret) + return ret; + ret = __test__cpu_map_intersect("4,2,1", "1", 1, "1"); + if (ret) + return ret; + ret = __test__cpu_map_intersect("1", "4,2,1", 1, "1"); + if (ret) + return ret; + ret = __test__cpu_map_intersect("1", "1", 1, "1"); + return ret; +} + +static int test__cpu_map_equal(struct test_suite *test __maybe_unused, int subtest __maybe_unused) +{ + struct perf_cpu_map *any = perf_cpu_map__new_any_cpu(); + struct perf_cpu_map *one = perf_cpu_map__new("1"); + struct perf_cpu_map *two = perf_cpu_map__new("2"); + struct perf_cpu_map *empty = perf_cpu_map__intersect(one, two); + struct perf_cpu_map *pair = perf_cpu_map__new("1-2"); + struct perf_cpu_map *tmp; + struct perf_cpu_map *maps[] = {empty, any, one, two, pair}; + + for (size_t i = 0; i < ARRAY_SIZE(maps); i++) { + /* Maps equal themself. */ + TEST_ASSERT_VAL("equal", perf_cpu_map__equal(maps[i], maps[i])); + for (size_t j = 0; j < ARRAY_SIZE(maps); j++) { + /* Maps dont't equal each other. */ + if (i == j) + continue; + TEST_ASSERT_VAL("not equal", !perf_cpu_map__equal(maps[i], maps[j])); + } + } + + /* Maps equal made maps. */ + tmp = perf_cpu_map__merge(perf_cpu_map__get(one), two); + TEST_ASSERT_VAL("pair", perf_cpu_map__equal(pair, tmp)); + perf_cpu_map__put(tmp); + + tmp = perf_cpu_map__intersect(pair, one); + TEST_ASSERT_VAL("one", perf_cpu_map__equal(one, tmp)); + perf_cpu_map__put(tmp); + + for (size_t i = 0; i < ARRAY_SIZE(maps); i++) + perf_cpu_map__put(maps[i]); + + return TEST_OK; +} + +static struct test_case tests__cpu_map[] = { + TEST_CASE("Synthesize cpu map", cpu_map_synthesize), + TEST_CASE("Print cpu map", cpu_map_print), + TEST_CASE("Merge cpu map", cpu_map_merge), + TEST_CASE("Intersect cpu map", cpu_map_intersect), + TEST_CASE("Equal cpu map", cpu_map_equal), + { .name = NULL, } +}; + +struct test_suite suite__cpu_map = { + .desc = "CPU map", + .test_cases = tests__cpu_map, +}; |