On 2/5/21 1:05 PM, Max Filippov wrote:
> On Thu, Feb 4, 2021 at 8:10 PM Anshuman Khandual
> <[email protected]> wrote:
>>
>> early_memtest() does not get called from all architectures. Hence enabling
>> CONFIG_MEMTEST and providing a valid memtest=[1..N] kernel command line
>> option might not trigger the memory pattern tests as would be expected in
>> normal circumstances. This situation is misleading.
>>
>> The change here prevents the above mentioned problem after introducing a
>> new config option ARCH_USE_MEMTEST that should be subscribed on platforms
>> that call early_memtest(), in order to enable the config CONFIG_MEMTEST.
>> Conversely CONFIG_MEMTEST cannot be enabled on platforms where it would
>> not be tested anyway.
>>
>> Cc: Russell King <[email protected]>
>> Cc: Catalin Marinas <[email protected]>
>> Cc: Will Deacon <[email protected]>
>> Cc: Thomas Bogendoerfer <[email protected]>
>> Cc: Michael Ellerman <[email protected]>
>> Cc: Benjamin Herrenschmidt <[email protected]>
>> Cc: Paul Mackerras <[email protected]>
>> Cc: Thomas Gleixner <[email protected]>
>> Cc: Ingo Molnar <[email protected]>
>> Cc: Chris Zankel <[email protected]>
>> Cc: Max Filippov <[email protected]>
>> Cc: [email protected]
>> Cc: [email protected]
>> Cc: [email protected]
>> Cc: [email protected]
>> Cc: [email protected]
>> Cc: [email protected]
>> Signed-off-by: Anshuman Khandual <[email protected]>
>> ---
>> This patch applies on v5.11-rc6 and has been tested on arm64 platform. But
>> it has been just build tested on all other platforms.
>>
>> arch/arm/Kconfig | 1 +
>> arch/arm64/Kconfig | 1 +
>> arch/mips/Kconfig | 1 +
>> arch/powerpc/Kconfig | 1 +
>> arch/x86/Kconfig | 1 +
>> arch/xtensa/Kconfig | 1 +
>> lib/Kconfig.debug | 9 ++++++++-
>> 7 files changed, 14 insertions(+), 1 deletion(-)
>
> Anshuman, entries in arch/*/Konfig files are sorted in alphabetical order,
> please keep them that way.
Sure, will fix up and resend.
>
> Reviewed-by: Max Filippov <[email protected]>
>
