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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 | // SPDX-License-Identifier: GPL-2.0 #include "tests.h" #include <stdio.h> #include "cpumap.h" #include "event.h" #include "util/synthetic-events.h" #include <string.h> #include <linux/bitops.h> #include <perf/cpumap.h> #include "debug.h" struct machine; static int process_event_mask(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_record_cpu_map *mask; struct perf_record_cpu_map_data *data; struct perf_cpu_map *map; int i; data = &map_event->data; TEST_ASSERT_VAL("wrong type", data->type == PERF_CPU_MAP__MASK); mask = (struct perf_record_record_cpu_map *)data->data; TEST_ASSERT_VAL("wrong nr", mask->nr == 1); for (i = 0; i < 20; i++) { TEST_ASSERT_VAL("wrong cpu", test_bit(i, mask->mask)); } map = cpu_map__new_data(data); TEST_ASSERT_VAL("wrong nr", map->nr == 20); for (i = 0; i < 20; i++) { TEST_ASSERT_VAL("wrong cpu", map->map[i] == i); } perf_cpu_map__put(map); return 0; } static int process_event_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 cpu_map_entries *cpus; 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__CPUS); cpus = (struct cpu_map_entries *)data->data; 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); 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); perf_cpu_map__put(map); return 0; } int test__cpu_map_synthesize(struct test *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"); 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. */ 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); return 0; } static int cpu_map_print(const char *str) { struct perf_cpu_map *map = perf_cpu_map__new(str); char buf[100]; if (!map) return -1; cpu_map__snprint(map, buf, sizeof(buf)); return !strcmp(buf, str); } int test__cpu_map_print(struct test *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")); TEST_ASSERT_VAL("failed to convert map", cpu_map_print("1,3,5,7,9,11,13,15,17,19,21-40")); TEST_ASSERT_VAL("failed to convert map", cpu_map_print("2-5")); TEST_ASSERT_VAL("failed to convert map", cpu_map_print("1,3-6,8-10,24,35-37")); TEST_ASSERT_VAL("failed to convert map", cpu_map_print("1,3-6,8-10,24,35-37")); TEST_ASSERT_VAL("failed to convert map", cpu_map_print("1-10,12-20,22-30,32-40")); return 0; } int test__cpu_map_merge(struct test *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); 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; } |