RE: [PATCH 1/2] perf tools: enable LBR call stack support

[Liang, Kan]

> PERF_SAMPLE_BRANCH_USER |
> > +
> 	PERF_SAMPLE_BRANCH_CALL_STACK;
> > +			attr->exclude_user = 0;
> 
> I think we shouldn't siletly change attr->exclude_user, if it was defined, we
> need to display warning that we are changing that or fail
> 

Right, I will display a warning here.

Thanks,
Kan

> jirka
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