powerpc/processor: Move cpu_relax() into asm/vdso/processor.h

cpu_relax() need to be in asm/vdso/processor.h to be used by
the C VDSO generic library.

Move it there.

Signed-off-by: Christophe Leroy <christophe.leroy@csgroup.eu>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/20201126131006.2431205-2-mpe@ellerman.id.au
This commit is contained in:
Christophe Leroy 2020-11-27 00:09:59 +11:00 • committed by Michael Ellerman
commit 8f8cffd9df
2 changed files with 25 additions and 11 deletions