[PATCH v4 1/3] powerpc/perf: Use stack siar instead of mfspr

[Michael Ellerman]

On Wed, 18 Aug 2021 22:45:54 +0530, Kajol Jain wrote:
> Minor optimization in the 'perf_instruction_pointer' function code by
> making use of stack siar instead of mfspr.
> 
> 
> 
> 

Applied to powerpc/next.

[1/3] powerpc/perf: Use stack siar instead of mfspr
      https://git.kernel.org/powerpc/c/b1643084d164cea0c107a39bcdf0119fc52619af
[2/3] powerpc/perf: Drop the case of returning 0 as instruction pointer
      https://git.kernel.org/powerpc/c/cc90c6742ef5b438f4cb86029d7a794bd0a44a06
[3/3] powerpc/perf: Fix the check for SIAR value
      https://git.kernel.org/powerpc/c/3c69a5f22223fa3e312689ec218b5059784d49d7

cheers