[PATCH v2] powerpc: Remove inaccessible CMDLINE default

Chris Packham Chris.Packham at alliedtelesis.co.nz
Fri Jun 12 07:14:38 AEST 2020


On 11/06/20 5:46 pm, Christophe Leroy wrote:
>
>
> Le 11/06/2020 à 05:41, Chris Packham a écrit :
>> Since commit cbe46bd4f510 ("powerpc: remove CONFIG_CMDLINE #ifdef mess")
>> CONFIG_CMDLINE has always had a value regardless of CONFIG_CMDLINE_BOOL.
>>
>> For example:
>>
>>   $ make ARCH=powerpc defconfig
>>   $ cat .config
>>   # CONFIG_CMDLINE_BOOL is not set
>>   CONFIG_CMDLINE=""
>>
>> When enabling CONFIG_CMDLINE_BOOL this value is kept making the 'default
>> "..." if CONFIG_CMDLINE_BOOL' ineffective.
>>
>>   $ ./scripts/config --enable CONFIG_CMDLINE_BOOL
>>   $ cat .config
>>   CONFIG_CMDLINE_BOOL=y
>>   CONFIG_CMDLINE=""
>>
>> Remove CONFIG_CMDLINE_BOOL and the inaccessible default.
>
> You also have to remove all CONFIG_CMDLINE_BOOL from the defconfigs

OK. I'll do so as a follow-up patch and send a v3.

>
> Christophe
>
>>
>> Signed-off-by: Chris Packham <chris.packham at alliedtelesis.co.nz>
>> Reviewed-by: Christophe Leroy <christophe.leroy at c-s.fr>
>> ---
>> It took me a while to get round to sending a v2, for a refresher v1 
>> can be found here:
>>
>> http://patchwork.ozlabs.org/project/linuxppc-dev/patch/20190802050232.22978-1-chris.packham@alliedtelesis.co.nz/ 
>>
>>
>> Changes in v2:
>> - Rebase on top of Linus's tree
>> - Fix some typos in commit message
>> - Add review from Christophe
>> - Remove CONFIG_CMDLINE_BOOL
>>
>>   arch/powerpc/Kconfig | 6 +-----
>>   1 file changed, 1 insertion(+), 5 deletions(-)
>>
>> diff --git a/arch/powerpc/Kconfig b/arch/powerpc/Kconfig
>> index 9fa23eb320ff..51abc59c3334 100644
>> --- a/arch/powerpc/Kconfig
>> +++ b/arch/powerpc/Kconfig
>> @@ -859,12 +859,8 @@ config PPC_DENORMALISATION
>>         Add support for handling denormalisation of single precision
>>         values.  Useful for bare metal only.  If unsure say Y here.
>>   -config CMDLINE_BOOL
>> -    bool "Default bootloader kernel arguments"
>> -
>>   config CMDLINE
>> -    string "Initial kernel command string" if CMDLINE_BOOL
>> -    default "console=ttyS0,9600 console=tty0 root=/dev/sda2" if 
>> CMDLINE_BOOL
>> +    string "Initial kernel command string"
>>       default ""
>>       help
>>         On some platforms, there is currently no way for the boot 
>> loader to
>>


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