[PATCH 0/7] powerpc/64s: TLB flushing improvements

[Michael Ellerman]

On Thu, 17 Dec 2020 23:47:24 +1000, Nicholas Piggin wrote:
> Another round of reducing TLB flushing (mostly on radix).
> 
> Thanks,
> Nick
> 
> Nicholas Piggin (7):
>   powerpc/64s/radix: add warning and comments in mm_cpumask trim
>   powerpc/64s/radix: refactor TLB flush type selection
>   powerpc/64s/radix: Check for no TLB flush required
>   powerpc/64s/radix: Allow mm_cpumask trimming from external sources
>   powerpc/64s/radix: occasionally attempt to trim mm_cpumask
>   powerpc/64s/radix: serialize_against_pte_lookup IPIs trim mm_cpumask
>   powerpc/64s: Implement ptep_clear_flush_young that does not flush TLBs
> 
> [...]

Applied to powerpc/next.

[1/7] powerpc/64s/radix: add warning and comments in mm_cpumask trim
      https://git.kernel.org/powerpc/c/a2496049f1f1006178d0db706a8451dd03bd3ec6
[2/7] powerpc/64s/radix: refactor TLB flush type selection
      https://git.kernel.org/powerpc/c/26418b36a11f2eaf2556aa8cefe86132907e311f
[3/7] powerpc/64s/radix: Check for no TLB flush required
      https://git.kernel.org/powerpc/c/54bb503345b81399575e2b7a3a6497ae212ad827
[4/7] powerpc/64s/radix: Allow mm_cpumask trimming from external sources
      https://git.kernel.org/powerpc/c/780de40601aabeca41bc9aa717a329a77aa85e1a
[5/7] powerpc/64s/radix: occasionally attempt to trim mm_cpumask
      https://git.kernel.org/powerpc/c/9393544842d6c85ebfc387c43a5059f8171d598f
[6/7] powerpc/64s/radix: serialize_against_pte_lookup IPIs trim mm_cpumask
      https://git.kernel.org/powerpc/c/032b7f08932c9b212952d6d585e45b2941b3e8be
[7/7] powerpc/64s: Implement ptep_clear_flush_young that does not flush TLBs
      https://git.kernel.org/powerpc/c/3cb1aa7aa39402f4f2cb847b1f16ade3bce43a97

cheers