linux-kernel - Re: [PATCH 3/4] cpufreq/schedutil: use a fixed reference frequency

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Message-ID: <CAKfTPtCeAHtuasp2r7ZXwrapP5cE16GEJS5_DRB4amAbHYUKgA@mail.gmail.com>
Date:   Sat, 2 Sep 2023 14:49:36 +0200
From:   Vincent Guittot <vincent.guittot@...aro.org>
To:     Conor Dooley <conor@...nel.org>
Cc:     linux@...linux.org.uk, catalin.marinas@....com, will@...nel.org,
        paul.walmsley@...ive.com, palmer@...belt.com,
        aou@...s.berkeley.edu, sudeep.holla@....com,
        gregkh@...uxfoundation.org, rafael@...nel.org, mingo@...hat.com,
        peterz@...radead.org, juri.lelli@...hat.com,
        dietmar.eggemann@....com, rostedt@...dmis.org, bsegall@...gle.com,
        mgorman@...e.de, bristot@...hat.com, vschneid@...hat.com,
        viresh.kumar@...aro.org, linux-arm-kernel@...ts.infradead.org,
        linux-kernel@...r.kernel.org, linux-riscv@...ts.infradead.org,
        linux-pm@...r.kernel.org, conor.dooley@...rochip.com,
        suagrfillet@...il.com, ajones@...tanamicro.com, lftan@...nel.org
Subject: Re: [PATCH 3/4] cpufreq/schedutil: use a fixed reference frequency

On Sat, 2 Sept 2023 at 12:57, Conor Dooley <conor@...nel.org> wrote:
>
> On Fri, Sep 01, 2023 at 03:03:11PM +0200, Vincent Guittot wrote:
>
> > +#ifdef arch_scale_freq_ref
> > +/**
> > + * arch_scale_freq_ref_policy - get the reference frequency of a given CPU that
> > + * has been used to correlate frequency and compute capacity.
> > + * @cpu: the CPU in question.
>
> Copy-pasting fail? That's not what your parameter is called.

Yes, I forgot to change parameter and its description

>
> > + *
> > + * Return: the reference CPU frequency.
> > + */
> > +static __always_inline
> > +unsigned long  arch_scale_freq_ref_policy(struct cpufreq_policy *policy)