Date: Wed, 25 Nov 2015 15:06:40 -0600
From: Andy Gross <agross@codeaurora.org>
To: Arnd Bergmann <arnd@arndb.de>
Cc: Kumar Gala <galak@codeaurora.org>, David Brown <davidb@codeaurora.org>,
        linux-arm-msm@vger.kernel.org, linux-soc@vger.kernel.org,
        linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
        Lina Iyer <lina.iyer@linaro.org>, Stephen Boyd <sboyd@codeaurora.org>
Subject: Re: [PATCH] ARM: qcom: select ARM_CPU_SUSPEND for power management
Message-ID: <20151125210640.GA5643@Agamemnon.attlocal.net>
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On Tue, Nov 24, 2015 at 11:13:09PM +0100, Arnd Bergmann wrote:
> The qcom spm driver uses cpu_resume_arm(), which is not included
> in the kernel in all configurations:
> 
> drivers/built-in.o: In function `qcom_cpu_spc':
> :(.text+0xbc022): undefined reference to `cpu_suspend'
> drivers/built-in.o: In function `qcom_cpuidle_init':
> :(.init.text+0x610c): undefined reference to `cpu_resume_arm'
> 
> This adds a 'select' Kconfig statement to ensure it's always
> enabled.
> 
> Signed-off-by: Arnd Bergmann <arnd@arndb.de>
> ---
> This has been broken for a while but not even shown up in many thousands of
> randconfig builds until today. Please queue it up for 4.5 unless you think
> it should really go into 4.4 as well.

Thanks Arnd.  I'll add this to my list for the pull request.

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