# Re: \[PATCH v2 rebased 1/9\] powerpc/mm: Make slice specific to book3s/64

- From: Nicholas Piggin \<npiggin@gmail.com\>
- Date: 2021-12-01 05:32:52 
- List: linuxppc-dev
- Page: https://ratatoskr.run/linuxppc-dev/2021/12/1592465
- Thread: https://ratatoskr.run/linux-mm/2021/11/1586815/t.md

```text
Excerpts from Christophe Leroy's message of November 26, 2021 3:52 am:
> Since commit 555904d07eef ("powerpc/8xx: MM_SLICE is not needed
> anymore") only book3s/64 selects CONFIG_PPC_MM_SLICES.
> 
> Move slice.c into mm/book3s64/
> 
> Signed-off-by: Christophe Leroy <redacted>

Reviewed-by: Nicholas Piggin <npiggin@gmail.com>

> ---
> v2: Remove now unnecessary #ifdef CONFIG_PPC_BOOK3S_64 in slice.c
> ---
>  arch/powerpc/mm/Makefile               | 1 -
>  arch/powerpc/mm/book3s64/Makefile      | 1 +
>  arch/powerpc/mm/{ => book3s64}/slice.c | 2 --
>  arch/powerpc/mm/nohash/mmu_context.c   | 9 ---------
>  arch/powerpc/mm/nohash/tlb.c           | 4 ----
>  5 files changed, 1 insertion(+), 16 deletions(-)
>  rename arch/powerpc/mm/{ => book3s64}/slice.c (99%)
> 
```