tools/perf/tests/evsel-tp-sched.c

   1 #include <traceevent/event-parse.h>
   2 #include "evsel.h"
   3 #include "tests.h"
   4
   5 static int perf_evsel__test_field(struct perf_evsel *evsel, const char *name,
   6                                   int size, bool should_be_signed)
   7 {
   8         struct format_field *field = perf_evsel__field(evsel, name);
   9         int is_signed;
  10         int ret = 0;
  11
  12         if (field == NULL) {
  13                 pr_debug("%s: \"%s\" field not found!\n", evsel->name, name);
  14                 return -1;
  15         }
  16
  17         is_signed = !!(field->flags | 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
  24         if (field->size != size) {
  25                 pr_debug("%s: \"%s\" size (%d) should be %d!\n",
  26                          evsel->name, name, field->size, size);
  27                 ret = -1;
  28         }
  29
  30         return ret;
  31 }
  32
  33 int test__perf_evsel__tp_sched_test(void)
  34 {
  35         struct perf_evsel *evsel = perf_evsel__newtp("sched", "sched_switch");
  36         int ret = 0;
  37
  38         if (evsel == NULL) {
  39                 pr_debug("perf_evsel__new\n");
  40                 return -1;
  41         }
  42
  43         if (perf_evsel__test_field(evsel, "prev_comm", 16, true))
  44                 ret = -1;
  45
  46         if (perf_evsel__test_field(evsel, "prev_pid", 4, true))
  47                 ret = -1;
  48
  49         if (perf_evsel__test_field(evsel, "prev_prio", 4, true))
  50                 ret = -1;
  51
  52         if (perf_evsel__test_field(evsel, "prev_state", sizeof(long), true))
  53                 ret = -1;
  54
  55         if (perf_evsel__test_field(evsel, "next_comm", 16, true))
  56                 ret = -1;
  57
  58         if (perf_evsel__test_field(evsel, "next_pid", 4, true))
  59                 ret = -1;
  60
  61         if (perf_evsel__test_field(evsel, "next_prio", 4, true))
  62                 ret = -1;
  63
  64         perf_evsel__delete(evsel);
  65
  66         evsel = perf_evsel__newtp("sched", "sched_wakeup");
  67
  68         if (perf_evsel__test_field(evsel, "comm", 16, true))
  69                 ret = -1;
  70
  71         if (perf_evsel__test_field(evsel, "pid", 4, true))
  72                 ret = -1;
  73
  74         if (perf_evsel__test_field(evsel, "prio", 4, true))
  75                 ret = -1;
  76
  77         if (perf_evsel__test_field(evsel, "target_cpu", 4, true))
  78                 ret = -1;
  79
  80         return ret;
  81 }