Re: [PATCH 1/1] perf/x86/intel: make error messages less confusing

From: Peter Zijlstra
Date: Wed Aug 22 2018 - 04:46:21 EST


On Tue, Aug 21, 2018 at 04:05:22PM -0700, Eduardo Valentin wrote:
> On Tue, Aug 21, 2018 at 03:09:37PM -0700, Andi Kleen wrote:
> > On Tue, Aug 21, 2018 at 02:15:28PM -0700, Eduardo Valentin wrote:

> > > [ 0.100114] Performance Events: unsupported p6 CPU model 85 no PMU driver, software events only.

> > Maybe it is confusing (why exactly?), but it doesn't seem to me that your
> > new message is any better.
>
> Yeah, the part that says "unsupported CPU" is the confusing part,
> I get people thinking that the specific reported CPU model is not
> supported by the kernel :-)

It is prefixed by: "Performance Events:", what is the problem?