evsel-tp-sched.c 2.1 KB

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  1. // SPDX-License-Identifier: GPL-2.0
  2. #include <linux/err.h>
  3. #include <traceevent/event-parse.h>
  4. #include "evsel.h"
  5. #include "tests.h"
  6. #include "debug.h"
  7. static int perf_evsel__test_field(struct evsel *evsel, const char *name,
  8. int size, bool should_be_signed)
  9. {
  10. struct tep_format_field *field = evsel__field(evsel, name);
  11. int is_signed;
  12. int ret = 0;
  13. if (field == NULL) {
  14. pr_debug("%s: \"%s\" field not found!\n", evsel->name, name);
  15. return -1;
  16. }
  17. is_signed = !!(field->flags & TEP_FIELD_IS_SIGNED);
  18. if (should_be_signed && !is_signed) {
  19. pr_debug("%s: \"%s\" signedness(%d) is wrong, should be %d\n",
  20. evsel->name, name, is_signed, should_be_signed);
  21. ret = -1;
  22. }
  23. if (field->size != size) {
  24. pr_debug("%s: \"%s\" size (%d) should be %d!\n",
  25. evsel->name, name, field->size, size);
  26. ret = -1;
  27. }
  28. return ret;
  29. }
  30. int test__perf_evsel__tp_sched_test(struct test *test __maybe_unused, int subtest __maybe_unused)
  31. {
  32. struct evsel *evsel = evsel__newtp("sched", "sched_switch");
  33. int ret = 0;
  34. if (IS_ERR(evsel)) {
  35. pr_debug("evsel__newtp failed with %ld\n", PTR_ERR(evsel));
  36. return -1;
  37. }
  38. if (perf_evsel__test_field(evsel, "prev_comm", 16, false))
  39. ret = -1;
  40. if (perf_evsel__test_field(evsel, "prev_pid", 4, true))
  41. ret = -1;
  42. if (perf_evsel__test_field(evsel, "prev_prio", 4, true))
  43. ret = -1;
  44. if (perf_evsel__test_field(evsel, "prev_state", sizeof(long), true))
  45. ret = -1;
  46. if (perf_evsel__test_field(evsel, "next_comm", 16, false))
  47. ret = -1;
  48. if (perf_evsel__test_field(evsel, "next_pid", 4, true))
  49. ret = -1;
  50. if (perf_evsel__test_field(evsel, "next_prio", 4, true))
  51. ret = -1;
  52. evsel__delete(evsel);
  53. evsel = evsel__newtp("sched", "sched_wakeup");
  54. if (IS_ERR(evsel)) {
  55. pr_debug("evsel__newtp failed with %ld\n", PTR_ERR(evsel));
  56. return -1;
  57. }
  58. if (perf_evsel__test_field(evsel, "comm", 16, false))
  59. ret = -1;
  60. if (perf_evsel__test_field(evsel, "pid", 4, true))
  61. ret = -1;
  62. if (perf_evsel__test_field(evsel, "prio", 4, true))
  63. ret = -1;
  64. if (perf_evsel__test_field(evsel, "target_cpu", 4, true))
  65. ret = -1;
  66. evsel__delete(evsel);
  67. return ret;
  68. }