projects / deliverable / linux.git / blame
| Commit | Line | Data |
|---|---|---|
| 134aa44f JO |
1 | #include <sys/types.h> |
| 2 | #include <unistd.h> | |
| 8fbc38aa | 3 | #include <sys/prctl.h> |
| 134aa44f JO |
4 | #include "tests.h" |
| 5 | #include "thread_map.h" | |
| 6 | #include "debug.h" | |
| 7 | ||
| 8fbc38aa JO |
8 | #define NAME (const char *) "perf" |
| 9 | #define NAMEUL (unsigned long) NAME | |
| 10 | ||
| 721a1f53 | 11 | int test__thread_map(int subtest __maybe_unused) |
| 134aa44f JO |
12 | { |
| 13 | struct thread_map *map; | |
| 14 | ||
| 8fbc38aa JO |
15 | TEST_ASSERT_VAL("failed to set process name", |
| 16 | !prctl(PR_SET_NAME, NAMEUL, 0, 0, 0)); | |
| 17 | ||
| 134aa44f JO |
18 | /* test map on current pid */ |
| 19 | map = thread_map__new_by_pid(getpid()); | |
| 20 | TEST_ASSERT_VAL("failed to alloc map", map); | |
| 21 | ||
| 22 | thread_map__read_comms(map); | |
| 23 | ||
| 24 | TEST_ASSERT_VAL("wrong nr", map->nr == 1); | |
| 25 | TEST_ASSERT_VAL("wrong pid", | |
| 26 | thread_map__pid(map, 0) == getpid()); | |
| 27 | TEST_ASSERT_VAL("wrong comm", | |
| 28 | thread_map__comm(map, 0) && | |
| 8fbc38aa | 29 | !strcmp(thread_map__comm(map, 0), NAME)); |
| 35318d20 JO |
30 | TEST_ASSERT_VAL("wrong refcnt", |
| 31 | atomic_read(&map->refcnt) == 1); | |
| 134aa44f JO |
32 | thread_map__put(map); |
| 33 | ||
| 34 | /* test dummy pid */ | |
| 35 | map = thread_map__new_dummy(); | |
| 36 | TEST_ASSERT_VAL("failed to alloc map", map); | |
| 37 | ||
| 38 | thread_map__read_comms(map); | |
| 39 | ||
| 40 | TEST_ASSERT_VAL("wrong nr", map->nr == 1); | |
| 41 | TEST_ASSERT_VAL("wrong pid", thread_map__pid(map, 0) == -1); | |
| 42 | TEST_ASSERT_VAL("wrong comm", | |
| 43 | thread_map__comm(map, 0) && | |
| 44 | !strcmp(thread_map__comm(map, 0), "dummy")); | |
| 35318d20 JO |
45 | TEST_ASSERT_VAL("wrong refcnt", |
| 46 | atomic_read(&map->refcnt) == 1); | |
| 134aa44f JO |
47 | thread_map__put(map); |
| 48 | return 0; | |
| 49 | } | |
| 99471c96 JO |
50 | |
| 51 | static int process_event(struct perf_tool *tool __maybe_unused, | |
| 52 | union perf_event *event, | |
| 53 | struct perf_sample *sample __maybe_unused, | |
| 54 | struct machine *machine __maybe_unused) | |
| 55 | { | |
| 56 | struct thread_map_event *map = &event->thread_map; | |
| 59660942 | 57 | struct thread_map *threads; |
| 99471c96 JO |
58 | |
| 59 | TEST_ASSERT_VAL("wrong nr", map->nr == 1); | |
| 60 | TEST_ASSERT_VAL("wrong pid", map->entries[0].pid == (u64) getpid()); | |
| 8fbc38aa | 61 | TEST_ASSERT_VAL("wrong comm", !strcmp(map->entries[0].comm, NAME)); |
| 59660942 JO |
62 | |
| 63 | threads = thread_map__new_event(&event->thread_map); | |
| 64 | TEST_ASSERT_VAL("failed to alloc map", threads); | |
| 65 | ||
| 66 | TEST_ASSERT_VAL("wrong nr", threads->nr == 1); | |
| 67 | TEST_ASSERT_VAL("wrong pid", | |
| 68 | thread_map__pid(threads, 0) == getpid()); | |
| 69 | TEST_ASSERT_VAL("wrong comm", | |
| 70 | thread_map__comm(threads, 0) && | |
| 8fbc38aa | 71 | !strcmp(thread_map__comm(threads, 0), NAME)); |
| 59660942 JO |
72 | TEST_ASSERT_VAL("wrong refcnt", |
| 73 | atomic_read(&threads->refcnt) == 1); | |
| 74 | thread_map__put(threads); | |
| 99471c96 JO |
75 | return 0; |
| 76 | } | |
| 77 | ||
| 78 | int test__thread_map_synthesize(int subtest __maybe_unused) | |
| 79 | { | |
| 80 | struct thread_map *threads; | |
| 81 | ||
| 8fbc38aa JO |
82 | TEST_ASSERT_VAL("failed to set process name", |
| 83 | !prctl(PR_SET_NAME, NAMEUL, 0, 0, 0)); | |
| 84 | ||
| 99471c96 JO |
85 | /* test map on current pid */ |
| 86 | threads = thread_map__new_by_pid(getpid()); | |
| 87 | TEST_ASSERT_VAL("failed to alloc map", threads); | |
| 88 | ||
| 89 | thread_map__read_comms(threads); | |
| 90 | ||
| 91 | TEST_ASSERT_VAL("failed to synthesize map", | |
| 92 | !perf_event__synthesize_thread_map2(NULL, threads, process_event, NULL)); | |
| 93 | ||
| 94 | return 0; | |
| 95 | } |