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SubjectRe: [PATCH V2 1/3] perf/x86: Disable non generic regs for software/probe events
On Tue, May 28, 2019 at 09:33:40AM -0400, Liang, Kan wrote:
> Uncore PMU doesn't support sampling. It will return -EINVAL.
> There is no regs support for counting. The request will be ignored.
>
> I think current check for uncore is good enough.

breakpoints then.. There's also no guarantee you covered all software
events, and the core rewrite will allow other per-task/sampling PMUs
too.

The approach you take is just not complete, don't do that.

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