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Date:   Wed, 2 Oct 2019 20:47:57 +0200
From:   Peter Zijlstra <peterz@infradead.org>
To:     Giovanni Gherdovich <ggherdovich@suse.cz>
Cc:     srinivas.pandruvada@linux.intel.com, tglx@linutronix.de,
        mingo@redhat.com, bp@suse.de, lenb@kernel.org, rjw@rjwysocki.net,
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        matt@codeblueprint.co.uk, viresh.kumar@linaro.org,
        juri.lelli@redhat.com, pjt@google.com, vincent.guittot@linaro.org,
        qperret@qperret.net, dietmar.eggemann@arm.com
Subject: Re: [PATCH 1/2] x86,sched: Add support for frequency invariance
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On Wed, Oct 02, 2019 at 02:25:52PM +0200, Giovanni Gherdovich wrote:

> > What about KABYLAKE_X and ICELAKE_X ?
> 
> KABYLAKE_X: does it exist? I couldn't find it in
> arch/x86/include/asm/intel-family.h (the tip tree), I only see KABYLAKE_L and
> KABYLAKE.

My bad, I must've been staring cross-eyed at intel-family.h.

> If the SDM is outdated and ICELAKE_X is also in that category, then the
> turbostat source code is outdated too as it has this function to detect this
> feature:

I think you can trust the turbostat code.