linux-kernel - Re: [PATCH 2/2] cpufreq: intel_pstate: Use CPUFREQ_POLICY

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Message-ID: <CAJZ5v0hyaMVwiXMa3MvVR9auHwnLvs5BrL17eABtC9KzwZx7-A@mail.gmail.com>
Date: Wed, 18 Dec 2024 15:50:40 +0100
From: "Rafael J. Wysocki" <rafael@...nel.org>
To: Christian Loehle <christian.loehle@....com>
Cc: rafael@...nel.org, viresh.kumar@...aro.org, linux-pm@...r.kernel.org, 
	linux-kernel@...r.kernel.org, 
	Srinivas Pandruvada <srinivas.pandruvada@...ux.intel.com>, Len Brown <lenb@...nel.org>
Subject: Re: [PATCH 2/2] cpufreq: intel_pstate: Use CPUFREQ_POLICY_UNKNOWN

On Wed, Dec 11, 2024 at 1:26 PM Christian Loehle
<christian.loehle@....com> wrote:
>
> epp_policy uses the same values as cpufreq_policy.policy and resets
> to CPUFREQ_POLICY_UNKNOWN during offlining. Be consistent about
> it and initialize to CPUFREQ_POLICY_UNKNOWN instead of 0, too.
>
> No functional change intended.
>
> Cc: Srinivas Pandruvada <srinivas.pandruvada@...ux.intel.com>
> Cc: Len Brown <lenb@...nel.org>
> Signed-off-by: Christian Loehle <christian.loehle@....com>
> ---
>  drivers/cpufreq/intel_pstate.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/cpufreq/intel_pstate.c b/drivers/cpufreq/intel_pstate.c
> index b8e2396a708a..5dacd9d26879 100644
> --- a/drivers/cpufreq/intel_pstate.c
> +++ b/drivers/cpufreq/intel_pstate.c
> @@ -2709,7 +2709,7 @@ static int intel_pstate_init_cpu(unsigned int cpunum)
>         }
>
>         cpu->epp_powersave = -EINVAL;
> -       cpu->epp_policy = 0;
> +       cpu->epp_policy = CPUFREQ_POLICY_UNKNOWN;
>
>         intel_pstate_get_cpu_pstates(cpu);
>
> --

Applied as 6.14 material, thanks!