Re: [PATCH] cpuidle: tegra: add ARCH_SUSPEND_POSSIBLE dependency

From: Randy Dunlap
Date: Wed Mar 16 2022 - 19:40:37 EST




On 10/13/21 15:25, Dmitry Osipenko wrote:
> 13.10.2021 19:01, Arnd Bergmann пишет:
>> From: Arnd Bergmann <arnd@xxxxxxxx>
>>
>> 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@xxxxxxxx>
>> ---
>> 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@xxxxxxxxx>

Reviewed-by: Randy Dunlap <rdunlap@xxxxxxxxxxxxx>

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