[PATCH v2 2/2] powerpc: Replace __ASSEMBLY__ with __ASSEMBLER__ in non-uapi headers

[Thomas Huth]

On 10/06/2025 22.26, Segher Boessenkool wrote:
> On Tue, Jun 10, 2025 at 06:01:28PM +0200, Thomas Huth wrote:
>> From: Thomas Huth <thuth at redhat.com>
>>
>> While the GCC and Clang compilers already define __ASSEMBLER__
>> automatically when compiling assembly code, __ASSEMBLY__ is a
>> macro that only gets defined by the Makefiles in the kernel.
> 
> And it should not, the kernel is not allowed to define any symbol
> starting with two underscores at all!  Including __ASSEMBLER__ yes.

Right, I can add that in the next version, too.

>> This can be very confusing when switching between userspace
>> and kernelspace coding, or when dealing with uapi headers that
>> rather should use __ASSEMBLER__ instead. So let's standardize on
>> the __ASSEMBLER__ macro that is provided by the compilers now.
> 
> "Now"?  This is true since at least 2003, and probably a lot longer
> already.

Sorry, I've put the "now" into the wrong location ... it should rather be in 
the first half of the sentence instead :-)

  Thomas