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SubjectRe: [PATCH 1/4] perf, tools: Add probing for xed
On Tue, Jan 03, 2017 at 03:39:46PM -0300, Arnaldo Carvalho de Melo wrote:
> Em Tue, Jan 03, 2017 at 07:11:06AM -0800, Andi Kleen escreveu:
> > > please don't put it in FEATURE_DISPLAY.. AFAICS there's not any xed
> > > package yet, just the sources, so the "xed: OFF" build message would
> > > bother almost everyone probably for long time..
> >
> > It should be eventually packaged. How would people know they are missing
> > it without displaying it? I think it has to, otherwise most people will
> > miss out on the feature. Silent failure is bad.

make VF=1 will show it

> Right, you have a point, we should have some warning to the user for
> when features are not being automatically probed for, i.e. extra
> features may be enabled using special command line settings, read the
> docs to see how.

we could print out one line saying we did not detect all the features


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