Re: [PATCH] powerpc/32s: Fix assembler warning about r0

On Thu, 6 Aug 2020 06:01:42 +0000 (UTC), Christophe Leroy wrote:

The assembler says:
  arch/powerpc/kernel/head_32.S:1095: Warning: invalid register expression

It's objecting to the use of r0 as the RA argument. That's because
when RA = 0 the literal value 0 is used, rather than the content of
r0, making the use of r0 in the source potentially confusing.

[...]

Applied to powerpc/next.

[1/1] powerpc/32s: Fix assembler warning about r0
      https://git.kernel.org/powerpc/c/b51ba4fe2e134b631f9c8f45423707aab71449b5

cheers