[PATCH v3 10/24] sparc: Remove COMMAND_LINE_SIZE from uapi

[WANG Xuerui]

On 2023/2/14 16:50, Sergey Shtylyov wrote:
> On 2/14/23 10:49 AM, Alexandre Ghiti wrote:
> 
>> From: Palmer Dabbelt <palmer at rivosinc.com>
>>
>> As far as I can tell this is not used by userspace and thus should not
>> be part of the user-visible API.
>>
>> Signed-off-by: Palmer Dabbelt <palmer at rivosinc.com>
>> ---
>>   arch/sparc/include/asm/setup.h      | 6 +++++-
>>   arch/sparc/include/uapi/asm/setup.h | 7 -------
>>   2 files changed, 5 insertions(+), 8 deletions(-)
>>
>> diff --git a/arch/sparc/include/asm/setup.h b/arch/sparc/include/asm/setup.h
>> index 72205684e51e..d1384ed92547 100644
>> --- a/arch/sparc/include/asm/setup.h
>> +++ b/arch/sparc/include/asm/setup.h
>> @@ -7,7 +7,11 @@
>>   
>>   #include <linux/interrupt.h>
>>   
>> -#include <uapi/asm/setup.h>
>> +#if defined(__sparc__) && defined(__arch64__)
> 
>     Mhm, I don't think these two can be #define'd simulaneously...

I believe it's just a SPARC-ism [1] [2] that may look strange and be 
easily confused for __aarch64__ (notice the extra 'a')...

[1]: 
https://github.com/gcc-mirror/gcc/blob/basepoints/gcc-12/gcc/config/sparc/sparc.h#L301
[2]: 
https://github.com/llvm/llvm-project/blob/llvmorg-17-init/clang/lib/Basic/Targets/Sparc.cpp#L241

-- 
WANG "xen0n" Xuerui

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