On Tue, Mar 05, 2024 at 12:37:44PM +0800, pet...@redhat.com wrote:
> From: Peter Xu <pet...@redhat.com>
> 
> pgd_leaf() is a global API while pgd_large() is not.  Always use
> the global pgd_leaf(), then drop pgd_large().
> 
> Cc: Thomas Gleixner <t...@linutronix.de>
> Cc: Ingo Molnar <mi...@redhat.com>
> Cc: Borislav Petkov <b...@alien8.de>
> Cc: Dave Hansen <dave.han...@linux.intel.com>
> Cc: x...@kernel.org
> Signed-off-by: Peter Xu <pet...@redhat.com>

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

> ---
>  arch/x86/include/asm/pgtable.h | 4 ++--
>  arch/x86/mm/pti.c              | 2 +-
>  2 files changed, 3 insertions(+), 3 deletions(-)
> 
> diff --git a/arch/x86/include/asm/pgtable.h b/arch/x86/include/asm/pgtable.h
> index 69ed0ea0641b..d6e993a5659f 100644
> --- a/arch/x86/include/asm/pgtable.h
> +++ b/arch/x86/include/asm/pgtable.h
> @@ -1418,8 +1418,8 @@ static inline bool pgdp_maps_userspace(void *__ptr)
>       return (((ptr & ~PAGE_MASK) / sizeof(pgd_t)) < PGD_KERNEL_START);
>  }
>  
> -#define pgd_leaf     pgd_large
> -static inline int pgd_large(pgd_t pgd) { return 0; }
> +#define pgd_leaf     pgd_leaf
> +static inline int pgd_leaf(pgd_t pgd) { return 0; }
>  
>  #ifdef CONFIG_PAGE_TABLE_ISOLATION
>  /*
> diff --git a/arch/x86/mm/pti.c b/arch/x86/mm/pti.c
> index dc0a81f5f60e..c17aab24c1b3 100644
> --- a/arch/x86/mm/pti.c
> +++ b/arch/x86/mm/pti.c
> @@ -185,7 +185,7 @@ static p4d_t *pti_user_pagetable_walk_p4d(unsigned long 
> address)
>  
>               set_pgd(pgd, __pgd(_KERNPG_TABLE | __pa(new_p4d_page)));
>       }
> -     BUILD_BUG_ON(pgd_large(*pgd) != 0);
> +     BUILD_BUG_ON(pgd_leaf(*pgd) != 0);
>  
>       return p4d_offset(pgd, address);
>  }
> -- 
> 2.44.0
> 
> 

-- 
Sincerely yours,
Mike.

Reply via email to