[PATCH v3 2/5] arm64/mm: drop vmemmap_pmd helpers and use generic code

Oscar Salvador (SUSE) osalvador at kernel.org
Mon Jun 1 21:42:45 PDT 2026


On Mon, Jun 01, 2026 at 04:48:41PM +0800, Muchun Song wrote:
> The generic implementations now suffice; remove the arm64 copies.
> 
> Signed-off-by: Muchun Song <songmuchun at bytedance.com>
> Acked-by: Will Deacon <will at kernel.org>

Reviewed-by: Oscar Salvador (SUSE) <osalvador at kernel.org>

> ---
> v2->v3:
> - Collect Acked-by from Will Deacon
> ---
>  arch/arm64/mm/mmu.c | 14 --------------
>  1 file changed, 14 deletions(-)
> 
> diff --git a/arch/arm64/mm/mmu.c b/arch/arm64/mm/mmu.c
> index 24388e5c727d..ea10b0ebecd7 100644
> --- a/arch/arm64/mm/mmu.c
> +++ b/arch/arm64/mm/mmu.c
> @@ -1776,20 +1776,6 @@ static void free_empty_tables(unsigned long addr, unsigned long end,
>  }
>  #endif
>  
> -void __meminit vmemmap_set_pmd(pmd_t *pmdp, void *p, int node,
> -			       unsigned long addr, unsigned long next)
> -{
> -	pmd_set_huge(pmdp, __pa(p), __pgprot(PROT_SECT_NORMAL));
> -}
> -
> -int __meminit vmemmap_check_pmd(pmd_t *pmdp, int node,
> -				unsigned long addr, unsigned long next)
> -{
> -	vmemmap_verify((pte_t *)pmdp, node, addr, next);
> -
> -	return pmd_leaf(READ_ONCE(*pmdp));
> -}
> -
>  int __meminit vmemmap_populate(unsigned long start, unsigned long end, int node,
>  		struct vmem_altmap *altmap)
>  {
> -- 
> 2.54.0
> 
> 

-- 
Oscar Salvador
SUSE Labs



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