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Date:   Fri, 12 May 2017 11:18:55 +0200
From:   Linus Walleij <>
To:     Arnd Bergmann <>
Cc:     "Rafael J. Wysocki" <>,
        Viresh Kumar <>,
        "" <>,
        "" <>
Subject: Re: [PATCH] cpufreq: dbx500: add a Kconfig symbol

On Thu, May 11, 2017 at 2:12 PM, Arnd Bergmann <> wrote:

> Moving the cooling code into the cpufreq driver caused a possible build failure
> when the cpu_thermal helper code is a loadable module or disabled:
> drivers/cpufreq/dbx500-cpufreq.o: In function `dbx500_cpufreq_ready':
> dbx500-cpufreq.c:(.text.dbx500_cpufreq_ready+0x4): undefined reference to `cpufreq_cooling_register'
> This adds the same dependency that we have in other cpufreq drivers,
> forcing the driver to be disabled when we can't possibly link it.
> Fixes: 19678ffb9fd6 ("cpufreq: dbx500: Manage cooling device from cpufreq driver")
> Signed-off-by: Arnd Bergmann <>

Reviewed-by: Linus Walleij <>

Linus Walleij

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