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SubjectRe: [PATCHv2 1/1] perf/x86/intel: make error messages less confusing
On Tue, Sep 04, 2018 at 11:23:12AM -0700, Eduardo Valentin wrote:
> Hello,
>
> On Thu, Aug 23, 2018 at 08:07:32AM -0700, Eduardo Valentin wrote:
> > On a system with X86_FEATURE_ARCH_PERFMON disabled
> > and with a model not known by family PMU drivers,
> > user gets a kernel message log like the following:
> > [ 0.100114] Performance Events: unsupported p6 CPU model 85 no PMU driver, software events only.
> >
> > The "unsupported .. CPU" part may be confusing for some
> > users leading to wrong understanding that the kernel
> > does not support the CPU model.
> >
> > This patch rewords the messages on the failure path to:
> > [ 0.667154] Performance Events: CPU does not support PMU: no PMU driver, software events only.
> >
>
>
> Gentle ping on this patch, any further comments?

Reviewed-by: Andi Kleen <ak@linux.intel.com>

-Andi

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