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Date:   Wed, 16 Mar 2022 16:40:10 -0700
From:   Randy Dunlap <rdunlap@...radead.org>
To:     Dmitry Osipenko <digetx@...il.com>,
        Arnd Bergmann <arnd@...nel.org>,
        "Rafael J. Wysocki" <rafael@...nel.org>,
        Daniel Lezcano <daniel.lezcano@...aro.org>,
        Thierry Reding <treding@...dia.com>
Cc:     Arnd Bergmann <arnd@...db.de>,
        AngeloGioacchino Del Regno 
        <angelogioacchino.delregno@...ainline.org>,
        He Ying <heying24@...wei.com>, linux-pm@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH] cpuidle: tegra: add ARCH_SUSPEND_POSSIBLE dependency



On 10/13/21 15:25, Dmitry Osipenko wrote:
> 13.10.2021 19:01, Arnd Bergmann пишет:
>> From: Arnd Bergmann <arnd@...db.de>
>>
>> Some StrongARM processors don't support suspend, which leads
>> to a build failure with the tegra cpuidle driver:
>>
>> WARNING: unmet direct dependencies detected for ARM_CPU_SUSPEND
>>   Depends on [n]: ARCH_SUSPEND_POSSIBLE [=n]
>>   Selected by [y]:
>>   - ARM_TEGRA_CPUIDLE [=y] && CPU_IDLE [=y] && (ARM [=y] || ARM64) && (ARCH_TEGRA [=n] || COMPILE_TEST [=y]) && !ARM64 && MMU [=y]
>>
>> arch/arm/kernel/sleep.o: in function `__cpu_suspend':
>> (.text+0x68): undefined reference to `cpu_sa110_suspend_size'
>>
>> Add an explicit dependency to make randconfig builds avoid
>> this combination.
>>
>> Fixes: faae6c9f2e68 ("cpuidle: tegra: Enable compile testing")
>> Signed-off-by: Arnd Bergmann <arnd@...db.de>
>> ---
>>  drivers/cpuidle/Kconfig.arm | 1 +
>>  1 file changed, 1 insertion(+)
>>
>> diff --git a/drivers/cpuidle/Kconfig.arm b/drivers/cpuidle/Kconfig.arm
>> index 2cc3c208a180..af97992eaa82 100644
>> --- a/drivers/cpuidle/Kconfig.arm
>> +++ b/drivers/cpuidle/Kconfig.arm
>> @@ -100,6 +100,7 @@ config ARM_MVEBU_V7_CPUIDLE
>>  config ARM_TEGRA_CPUIDLE
>>  	bool "CPU Idle Driver for NVIDIA Tegra SoCs"
>>  	depends on (ARCH_TEGRA || COMPILE_TEST) && !ARM64 && MMU
>> +	depends on ARCH_SUSPEND_POSSIBLE
>>  	select ARCH_NEEDS_CPU_IDLE_COUPLED if SMP
>>  	select ARM_CPU_SUSPEND
>>  	help
>>
> 
> Reviewed-by: Dmitry Osipenko <digetx@...il.com>

Reviewed-by: Randy Dunlap <rdunlap@...radead.org>

What is the status of this patch, please?

kernel test robot is still reporting this build error, so I just
created the same patch...

thanks.
-- 
~Randy

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