Re: [PATCH 2/2] perf test: Add selftest to test IBS invocation via core pmu events

[Ravi Bangoria <ravi.bangoria@amd.com>]

Hi Namhyung,

>> +static int test__ibs_via_core_pmu(struct test_suite *text __maybe_unused,
>> +                                 int subtest __maybe_unused)
>> +{
>> +       struct perf_pmu *ibs_pmu;
>> +       int ret = TEST_OK;
>> +       int fd, i;
>> +
>> +       if (list_empty(&pmus))
>> +               perf_pmu__scan(NULL);
>> +
>> +       ibs_pmu = perf_pmu__find("ibs_op");
>> +       if (!ibs_pmu)
>> +               return TEST_SKIP;
>> +
>> +       for (i = 0; i < NR_SUB_TESTS; i++) {
>> +               fd = event_open(sub_tests[i].type, sub_tests[i].config);
>> +               pr_debug("type: 0x%x, config: 0x%lx, fd: %d  -  ", sub_tests[i].type,
>> +                        sub_tests[i].config, fd);
>> +               if ((sub_tests[i].valid && fd == -1) ||
>> +                   (!sub_tests[i].valid && fd > 0)) {
>> +                       pr_debug("Fail\n");
>> +                       ret = TEST_FAIL;
> 
> You need to close(fd) when it's succeeded for invalid one.

Yup. Will fix it.

Thanks,
Ravi