Re: [PATCH v3 04/15] powerpc/pgtable: define PFN_PTE_SHIFT

Mike Rapoport
2024-02-08T06:14:08Z

On Mon, Jan 29, 2024 at 01:46:38PM +0100, David Hildenbrand wrote:
> We want to make use of pte_next_pfn() outside of set_ptes(). Let's
> simply define PFN_PTE_SHIFT, required by pte_next_pfn().
>
> Reviewed-by: Christophe Leroy <christophe.leroy@csgroup.eu>
> Signed-off-by: David Hildenbrand <david@redhat.com>

Reviewed-by: Mike Rapoport (IBM) <rppt@kernel.org>

> ---
> arch/powerpc/include/asm/pgtable.h | 2 ++
> 1 file changed, 2 insertions(+)
>
> diff --git a/arch/powerpc/include/asm/pgtable.h b/arch/powerpc/include/asm/pgtable.h
> index 9224f23065ff..7a1ba8889aea 100644
> --- a/arch/powerpc/include/asm/pgtable.h
> +++ b/arch/powerpc/include/asm/pgtable.h
> @@ -41,6 +41,8 @@ struct mm_struct;
>
> #ifndef __ASSEMBLY__
>
> +#define PFN_PTE_SHIFT PTE_RPN_SHIFT
> +
> void set_ptes(struct mm_struct *mm, unsigned long addr, pte_t *ptep,
> pte_t pte, unsigned int nr);
> #define set_ptes set_ptes
> --
> 2.43.0
>
>

--
Sincerely yours,
Mike.