Re: [PATCH 2/2] perf, x86: Don't allow unusual PEBS raw flags

[Stephane Eranian]

On Tue, Apr 30, 2013 at 12:34 AM, Andi Kleen <ak@xxxxxxxxxxxxxxx> wrote:
>> Could you explain why those listed in the aliases avoid that problem?
>
> The aliases are widely used now (by perf), so as a special case are expected
> to work now (at least as long as we enable it by model number)
>
I don't get that.

uops_retired:cmask=16:i with precise=2 does not measure
that based on your comments. It measures uops_retired
if the filters are ignored with PEBS.
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