Re: [BUG] perf stat: explicit grouping yields unexpected results

[Peter Zijlstra]

On Fri, Nov 15, 2013 at 11:34:05AM +0100, Ingo Molnar wrote:
> That brings up an interesting question: what is better for users, if 
> we schedule as many as we can and say 'not supported' to the rest 
> (current behavior), or if we fail the whole group?
> 
> I'd say that the default behavior should be what Jiri implemented: get 
> the most out of the situation and inform. But you are right in that 
> 'forcing' all elements of a group to be valid should be possible as 
> well - if a special perf stat option or event format is used.

So I don't agree, but if you want to keep this IMO weird behaviour at
least WARN about it in big blinking neon letters that the user isn't
getting what he asked for.
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