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Date: Thu, 8 Feb 2024 08:13:42 +0200
From: Mike Rapoport <rppt@kernel.org>
To: David Hildenbrand <david@redhat.com>
Cc: linux-kernel@vger.kernel.org, linux-mm@kvack.org,
	Andrew Morton <akpm@linux-foundation.org>,
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	Will Deacon <will@kernel.org>, Dinh Nguyen <dinguyen@kernel.org>,
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Subject: Re: [PATCH v3 04/15] powerpc/pgtable: define PFN_PTE_SHIFT
Message-ID: <ZcRxFksWIcN5Cdgx@kernel.org>
References: <20240129124649.189745-1-david@redhat.com>
 <20240129124649.189745-5-david@redhat.com>
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In-Reply-To: <20240129124649.189745-5-david@redhat.com>

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.