Re: [PATCH 3/3] mm: drop PAGE_CACHE_* and page_cache_{get,release} definition

[Michal Hocko <mhocko@kernel.org>]

On Mon 21-03-16 15:06:38, Kirill A. Shutemov wrote:
> All users gone. We can remove these macros.
> 
> Signed-off-by: Kirill A. Shutemov <kirill.shutemov@linux.intel.com>

\o/

Acked-by: Michal Hocko <mhocko@suse.com>

Thanks!

> ---
>  include/linux/pagemap.h | 15 ---------------
>  1 file changed, 15 deletions(-)
> 
> diff --git a/include/linux/pagemap.h b/include/linux/pagemap.h
> index b3fc0370c14f..7e1ab155c67c 100644
> --- a/include/linux/pagemap.h
> +++ b/include/linux/pagemap.h
> @@ -86,21 +86,6 @@ static inline void mapping_set_gfp_mask(struct address_space *m, gfp_t mask)
>  				(__force unsigned long)mask;
>  }
>  
> -/*
> - * The page cache can be done in larger chunks than
> - * one page, because it allows for more efficient
> - * throughput (it can then be mapped into user
> - * space in smaller chunks for same flexibility).
> - *
> - * Or rather, it _will_ be done in larger chunks.
> - */
> -#define PAGE_CACHE_SHIFT	PAGE_SHIFT
> -#define PAGE_CACHE_SIZE		PAGE_SIZE
> -#define PAGE_CACHE_MASK		PAGE_MASK
> -#define PAGE_CACHE_ALIGN(addr)	(((addr)+PAGE_CACHE_SIZE-1)&PAGE_CACHE_MASK)
> -
> -#define page_cache_get(page)		get_page(page)
> -#define page_cache_release(page)	put_page(page)
>  void release_pages(struct page **pages, int nr, bool cold);
>  
>  /*
> -- 
> 2.7.0

-- 
Michal Hocko
SUSE Labs

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