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SubjectRe: [PATCH v5 bpf-next 5/5] selftests/bpf: add get_stackid_cannot_attach
On Thu, Jul 23, 2020 at 11:06:48AM -0700, Song Liu wrote:
> + pmu_fd = syscall(__NR_perf_event_open, &attr, -1 /* pid */,
> + 0 /* cpu 0 */, -1 /* group id */,
> + 0 /* flags */);
> + if (pmu_fd < 0 && errno == ENOENT) {
> + printf("%s:SKIP:cannot open PERF_COUNT_HW_CPU_CYCLES with precise_ip > 0\n",
> + __func__);
> + test__skip();
> + goto cleanup;
> + }

That wasn't enough in my test VM.
I've changed it to be: (errno == ENOENT || errno == EOPNOTSUPP)
and applied the set.
Thanks

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