Re: [PATCH v3 3/5] cpufreq: report whether cpufreq supports Frequency Invariance (FI)

From: Ionela Voinescu
Date: Tue Aug 25 2020 - 07:08:04 EST


Hi Viresh,

On Tuesday 25 Aug 2020 at 11:57:09 (+0530), Viresh Kumar wrote:
[..]
> > +static inline
> > +void enable_cpufreq_freq_invariance(struct cpufreq_driver *driver)
> > +{
> > + if (!driver->setpolicy) {
> > + static_branch_enable_cpuslocked(&cpufreq_freq_invariance);
> > + pr_debug("supports frequency invariance");
> > + }
> > +}
> > +
>
> I would rather open-code this int the cpufreq_register_driver() routine as
> that's what is done in cpufreq_unregister_driver() as well.
>
> > +bool cpufreq_supports_freq_invariance(void)
> > +{
> > + return static_branch_likely(&cpufreq_freq_invariance);
> > +}
> > +
>
> And would keep the definition of the static key with this routine at a single
> place.

Makes sense and will do!

Thank you for the quick review,
Ionela.