linux-kernel - Re: [RFC PATCH v4 16/16] mm: Remove CONFIG_ARCH_HAS

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Date: Wed, 29 May 2024 22:49:40 +0200
From: Oscar Salvador <osalvador@...e.com>
To: Christophe Leroy <christophe.leroy@...roup.eu>
Cc: Andrew Morton <akpm@...ux-foundation.org>,
	Jason Gunthorpe <jgg@...dia.com>, Peter Xu <peterx@...hat.com>,
	Michael Ellerman <mpe@...erman.id.au>,
	Nicholas Piggin <npiggin@...il.com>, linux-kernel@...r.kernel.org,
	linux-mm@...ck.org, linuxppc-dev@...ts.ozlabs.org
Subject: Re: [RFC PATCH v4 16/16] mm: Remove CONFIG_ARCH_HAS_HUGEPD

On Mon, May 27, 2024 at 03:30:14PM +0200, Christophe Leroy wrote:
> powerpc was the only user of CONFIG_ARCH_HAS_HUGEPD and doesn't
> use it anymore, so remove all related code.
> 
> Signed-off-by: Christophe Leroy <christophe.leroy@...roup.eu>
> ---
> v4: Rebased on v6.10-rc1
> ---
>  arch/powerpc/mm/hugetlbpage.c |   1 -
>  include/linux/hugetlb.h       |   6 --
>  mm/Kconfig                    |  10 --
>  mm/gup.c                      | 183 +---------------------------------
>  mm/pagewalk.c                 |  57 +----------
>  5 files changed, 9 insertions(+), 248 deletions(-)
> 
> diff --git a/arch/powerpc/mm/hugetlbpage.c b/arch/powerpc/mm/hugetlbpage.c
> index 76846c6014e4..6b043180220a 100644
> --- a/arch/powerpc/mm/hugetlbpage.c
> +++ b/arch/powerpc/mm/hugetlbpage.c
> @@ -78,7 +78,6 @@ pte_t *huge_pte_alloc(struct mm_struct *mm, struct vm_area_struct *vma,
>  
>  	return pte_alloc_huge(mm, pmd, addr);
>  }
> -#endif

Did not notice this before.
This belongs to the previous patch.


-- 
Oscar Salvador
SUSE Labs