On Wed, Dec 09, 2020 at 07:43:30PM -0500, Pavel Tatashin wrote:
> __gup_longterm_locked() has CMA || FS_DAX version and a common stub
> version. In the preparation of prohibiting longterm pinning of pages from
> movable zone make the CMA || FS_DAX version common, and delete the stub
> version.

I thought Jason sent a patch which got rid of this as well?

Ira

> 
> Signed-off-by: Pavel Tatashin <pasha.tatas...@soleen.com>
> Reviewed-by: John Hubbard <jhubb...@nvidia.com>
> ---
>  mm/gup.c | 13 -------------
>  1 file changed, 13 deletions(-)
> 
> diff --git a/mm/gup.c b/mm/gup.c
> index 3a76c005a3e2..0e2de888a8b0 100644
> --- a/mm/gup.c
> +++ b/mm/gup.c
> @@ -1567,7 +1567,6 @@ struct page *get_dump_page(unsigned long addr)
>  }
>  #endif /* CONFIG_ELF_CORE */
>  
> -#if defined(CONFIG_FS_DAX) || defined (CONFIG_CMA)
>  #ifdef CONFIG_FS_DAX
>  static bool check_dax_vmas(struct vm_area_struct **vmas, long nr_pages)
>  {
> @@ -1757,18 +1756,6 @@ static long __gup_longterm_locked(struct mm_struct *mm,
>               kfree(vmas_tmp);
>       return rc;
>  }
> -#else /* !CONFIG_FS_DAX && !CONFIG_CMA */
> -static __always_inline long __gup_longterm_locked(struct mm_struct *mm,
> -                                               unsigned long start,
> -                                               unsigned long nr_pages,
> -                                               struct page **pages,
> -                                               struct vm_area_struct **vmas,
> -                                               unsigned int flags)
> -{
> -     return __get_user_pages_locked(mm, start, nr_pages, pages, vmas,
> -                                    NULL, flags);
> -}
> -#endif /* CONFIG_FS_DAX || CONFIG_CMA */
>  
>  static bool is_valid_gup_flags(unsigned int gup_flags)
>  {
> -- 
> 2.25.1
> 
> 

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