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Message-ID: <1605205990.23683.98.camel@suse.cz>
Subject: Re: [PATCH v3 0/3] Add support for frequency invariance to AMD EPYC
 Zen2
From:   Giovanni Gherdovich <ggherdovich@suse.cz>
To:     Borislav Petkov <bp@alien8.de>,
        Thomas Gleixner <tglx@linutronix.de>,
        Ingo Molnar <mingo@redhat.com>,
        Peter Zijlstra <peterz@infradead.org>,
        Len Brown <lenb@kernel.org>,
        "Rafael J . Wysocki" <rjw@rjwysocki.net>
Cc:     Jon Grimm <Jon.Grimm@amd.com>,
        Nathan Fontenot <Nathan.Fontenot@amd.com>,
        Yazen Ghannam <Yazen.Ghannam@amd.com>,
        Thomas Lendacky <Thomas.Lendacky@amd.com>,
        Mel Gorman <mgorman@techsingularity.net>,
        Pu Wen <puwen@hygon.cn>,
        Viresh Kumar <viresh.kumar@linaro.org>,
        Juri Lelli <juri.lelli@redhat.com>,
        Vincent Guittot <vincent.guittot@linaro.org>,
        Dietmar Eggemann <dietmar.eggemann@arm.com>,
        Doug Smythies <dsmythies@telus.net>, x86@kernel.org,
        linux-pm@vger.kernel.org, linux-kernel@vger.kernel.org,
        linux-acpi@vger.kernel.org
Date:   Thu, 12 Nov 2020 19:33:10 +0100
In-Reply-To: <20201110200519.18180-1-ggherdovich@suse.cz>
References: <20201110200519.18180-1-ggherdovich@suse.cz>
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On Tue, 2020-11-10 at 21:05 +0100, Giovanni Gherdovich wrote:
> v2 at https://lore.kernel.org/lkml/20201110183054.15883-1-ggherdovich@suse.cz/
> 
> Changes wrt v2:
> 
> - "code golf" on the function function init_freq_invariance_cppc().
>   Make better use of the "secondary" argument to init_freq_invariance(),
>   which was introduced at b56e7d45e807 ("x86, sched: Don't enable static key
>   when starting secondary CPUs") to deal with CPU hotplug.

The Intel 0-day bot reported a build error due to not guarding a part
of the patch with CONFIG_ACPI_CPPC_LIB. I've sent a v4 to fix that.

v4 at https://lore.kernel.org/lkml/20201112182614.10700-1-ggherdovich@suse.cz/
is now the most up-to-date version, ignore this one.


Thanks,
Giovanni