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SubjectRe: [RFC 2/2] perf/core: change errno for sampling event not supported in hardware
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On Thursday 12 May 2016 12:12 PM, Peter Zijlstra wrote:
>> Tried that and doesn't even compile. Reconfirms what Vince said, ENOTSUPP is not
>> > exposed to userspace (being in include/linux and not include/uapi/linux)
> Durr, so what does userspace see?

It sees the "value" of ENOTSUPP, i.e. 524 but there is no symbolic reference to it :-)

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