Excerpts from Christophe Leroy's message of May 4, 2021 2:46 am:
> mm_ctx_id and mm_ctx_slb_addr_limit are not used anymore.
>
> Remove them.
>
> Signed-off-by: Christophe Leroy <christophe.le...@csgroup.eu>
Reviewed-by: Nicholas Piggin <npig...@gmail.com>
> ---
> arch/powerpc/include/asm/paca.h | 2 --
> arch/powerpc/kernel/paca.c | 2 --
> 2 files changed, 4 deletions(-)
>
> diff --git a/arch/powerpc/include/asm/paca.h b/arch/powerpc/include/asm/paca.h
> index ec18ac818e3a..ecc8d792a431 100644
> --- a/arch/powerpc/include/asm/paca.h
> +++ b/arch/powerpc/include/asm/paca.h
> @@ -149,11 +149,9 @@ struct paca_struct {
> #endif /* CONFIG_PPC_BOOK3E */
>
> #ifdef CONFIG_PPC_BOOK3S
> - mm_context_id_t mm_ctx_id;
> #ifdef CONFIG_PPC_MM_SLICES
> unsigned char mm_ctx_low_slices_psize[BITS_PER_LONG / BITS_PER_BYTE];
> unsigned char mm_ctx_high_slices_psize[SLICE_ARRAY_SIZE];
> - unsigned long mm_ctx_slb_addr_limit;
> #else
> u16 mm_ctx_user_psize;
> u16 mm_ctx_sllp;
> diff --git a/arch/powerpc/kernel/paca.c b/arch/powerpc/kernel/paca.c
> index 7f5aae3c387d..9bd30cac852b 100644
> --- a/arch/powerpc/kernel/paca.c
> +++ b/arch/powerpc/kernel/paca.c
> @@ -346,10 +346,8 @@ void copy_mm_to_paca(struct mm_struct *mm)
> #ifdef CONFIG_PPC_BOOK3S
> mm_context_t *context = &mm->context;
>
> - get_paca()->mm_ctx_id = context->id;
> #ifdef CONFIG_PPC_MM_SLICES
> VM_BUG_ON(!mm_ctx_slb_addr_limit(context));
> - get_paca()->mm_ctx_slb_addr_limit = mm_ctx_slb_addr_limit(context);
> memcpy(&get_paca()->mm_ctx_low_slices_psize, mm_ctx_low_slices(context),
> LOW_SLICE_ARRAY_SZ);
> memcpy(&get_paca()->mm_ctx_high_slices_psize,
> mm_ctx_high_slices(context),
> --
> 2.25.0
>
>
