Re: [PATCH v3 05/10] mm/x86: Drop two unnecessary pud_leaf() definitions

From: Mike Rapoport
Date: Wed Mar 06 2024 - 01:28:17 EST


On Tue, Mar 05, 2024 at 12:37:45PM +0800, peterx@xxxxxxxxxx wrote:
> From: Peter Xu <peterx@xxxxxxxxxx>
>
> pud_leaf() has a fallback macro defined in include/linux/pgtable.h already.
> Drop the extra two for x86.
>
> Cc: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
> Cc: Ingo Molnar <mingo@xxxxxxxxxx>
> Cc: Borislav Petkov <bp@xxxxxxxxx>
> Cc: Dave Hansen <dave.hansen@xxxxxxxxxxxxxxx>
> Cc: x86@xxxxxxxxxx
> Reviewed-by: Jason Gunthorpe <jgg@xxxxxxxxxx>
> Acked-by: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
> Signed-off-by: Peter Xu <peterx@xxxxxxxxxx>

Reviewed-by: Mike Rapoport (IBM) <rppt@xxxxxxxxxx>

> ---
> arch/x86/include/asm/pgtable.h | 1 -
> include/asm-generic/pgtable-nopmd.h | 1 -
> 2 files changed, 2 deletions(-)
>
> diff --git a/arch/x86/include/asm/pgtable.h b/arch/x86/include/asm/pgtable.h
> index d6e993a5659f..9db7a38a0e9f 100644
> --- a/arch/x86/include/asm/pgtable.h
> +++ b/arch/x86/include/asm/pgtable.h
> @@ -1097,7 +1097,6 @@ static inline int pud_bad(pud_t pud)
> return (pud_flags(pud) & ~(_KERNPG_TABLE | _PAGE_USER)) != 0;
> }
> #else
> -#define pud_leaf pud_large
> static inline int pud_large(pud_t pud)
> {
> return 0;
> diff --git a/include/asm-generic/pgtable-nopmd.h b/include/asm-generic/pgtable-nopmd.h
> index 8ffd64e7a24c..fa27e16bbe1b 100644
> --- a/include/asm-generic/pgtable-nopmd.h
> +++ b/include/asm-generic/pgtable-nopmd.h
> @@ -31,7 +31,6 @@ static inline int pud_none(pud_t pud) { return 0; }
> static inline int pud_bad(pud_t pud) { return 0; }
> static inline int pud_present(pud_t pud) { return 1; }
> static inline int pud_user(pud_t pud) { return 0; }
> -static inline int pud_leaf(pud_t pud) { return 0; }
> static inline void pud_clear(pud_t *pud) { }
> #define pmd_ERROR(pmd) (pud_ERROR((pmd).pud))
>
> --
> 2.44.0
>
>

--
Sincerely yours,
Mike.