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Date:   Wed, 6 Mar 2019 16:31:40 +0530
From:   Viresh Kumar <>
To:     "Rafael J. Wysocki" <>
Cc:     Linux PM <>,
        LKML <>,
        Srinivas Pandruvada <>,
        Chen Yu <>,
        Gabriele Mazzotta <>
Subject: Re: [PATCH v2 0/3] cpufreq: intel_pstate: Handle _PPC updates on
 global turbo disable/enable

On 05-03-19, 11:23, Rafael J. Wysocki wrote:
> Hi All,
> This is a follow-up to the RFT patch set posted previously:
> Patch [1/3] causes intel_pstate to update all policies if it gets a _PPC change
> notification and sees a global turbo disable/enable change.
> Patch [2/3] adds cpufreq_cpu_acquire() and cpufreq_cpu_release() to reduce
> code duplication after the next patch a bit (and Srinivas wanted the rwsem
> manipulation to not be done directly by the driver).
> Patch [3/3] makes intel_pstate update cpuinfo.max_freq for all policies in
> those cases.
> I've atted Tested-by tags to patches [1/3] and [3/3], because there are only
> cosmetic differences between them and what has been tested.

Acked-by: Viresh Kumar <>


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