linux-kernel - Re: [PATCH] cpufreq: Fix policy initialization for internal governor drivers

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Date:   Thu, 27 Feb 2020 10:28:44 +0200
From:   Artem Bityutskiy <dedekind1@...il.com>
To:     "Rafael J. Wysocki" <rjw@...ysocki.net>,
        Linux PM <linux-pm@...r.kernel.org>
Cc:     "Rafael J. Wysocki" <rafael@...nel.org>,
        Viresh Kumar <viresh.kumar@...aro.org>,
        Srinivas Pandruvada <srinivas.pandruvada@...ux.intel.com>,
        LKML <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] cpufreq: Fix policy initialization for internal
 governor drivers

On Wed, 2020-02-26 at 22:39 +0100, Rafael J. Wysocki wrote:
> From: Rafael J. Wysocki <rafael.j.wysocki@...el.com>
> 
> Before commit 1e4f63aecb53 ("cpufreq: Avoid creating excessively
> large stack frames") the initial value of the policy field in struct
> cpufreq_policy set by the driver's ->init() callback was implicitly
> passed from cpufreq_init_policy() to cpufreq_set_policy() if the
> default governor was neither "performance" nor "powersave".  After
> that commit, however, cpufreq_init_policy() must take that case into
> consideration explicitly and handle it as appropriate, so make that
> happen.
> 
> Fixes: 1e4f63aecb53 ("cpufreq: Avoid creating excessively large stack frames")
> Link: https://lore.kernel.org/linux-pm/39fb762880c27da110086741315ca8b111d781cd.camel@gmail.com/
> Reported-by: Artem Bityutskiy <dedekind1@...il.com>
> Cc: 5.4+ <stable@...r.kernel.org> # 5.4+
> Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@...el.com>

Many thanks, fixes the issue.

Artem.