Re: [PATCH] mm/mmzone.h: remove unused macros

[Mike Rapoport]

On Thu, Jan 27, 2022 at 05:32:10PM +0800, Miaohe Lin wrote:
> Remove pgdat_page_nr, nid_page_nr and NODE_MEM_MAP. They are unused now.
> 
> Signed-off-by: Miaohe Lin <linmiaohe@xxxxxxxxxx>

Reviewed-by: Mike Rapoport <rppt@xxxxxxxxxxxxx>

> ---
>  include/linux/mmzone.h | 7 -------
>  1 file changed, 7 deletions(-)
> 
> diff --git a/include/linux/mmzone.h b/include/linux/mmzone.h
> index aed44e9b5d89..6c004256d943 100644
> --- a/include/linux/mmzone.h
> +++ b/include/linux/mmzone.h
> @@ -920,12 +920,6 @@ typedef struct pglist_data {
>  
>  #define node_present_pages(nid)	(NODE_DATA(nid)->node_present_pages)
>  #define node_spanned_pages(nid)	(NODE_DATA(nid)->node_spanned_pages)
> -#ifdef CONFIG_FLATMEM
> -#define pgdat_page_nr(pgdat, pagenr)	((pgdat)->node_mem_map + (pagenr))
> -#else
> -#define pgdat_page_nr(pgdat, pagenr)	pfn_to_page((pgdat)->node_start_pfn + (pagenr))
> -#endif
> -#define nid_page_nr(nid, pagenr) 	pgdat_page_nr(NODE_DATA(nid),(pagenr))
>  
>  #define node_start_pfn(nid)	(NODE_DATA(nid)->node_start_pfn)
>  #define node_end_pfn(nid) pgdat_end_pfn(NODE_DATA(nid))
> @@ -1101,7 +1095,6 @@ static inline struct pglist_data *NODE_DATA(int nid)
>  {
>  	return &contig_page_data;
>  }
> -#define NODE_MEM_MAP(nid)	mem_map
>  
>  #else /* CONFIG_NUMA */
>  
> -- 
> 2.23.0
> 
> 

-- 
Sincerely yours,
Mike.