linux-kernel - Re: [PATCH v4 29/36] mm: Remove page_mapping

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Date:   Thu, 25 May 2023 11:07:47 +0530
From:   Anshuman Khandual <anshuman.khandual@....com>
To:     "Matthew Wilcox (Oracle)" <willy@...radead.org>,
        linux-arch@...r.kernel.org
Cc:     linux-mm@...ck.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v4 29/36] mm: Remove page_mapping_file()

On 3/15/23 10:44, Matthew Wilcox (Oracle) wrote:
> This function has no more users.
> 
> Signed-off-by: Matthew Wilcox (Oracle) <willy@...radead.org>

Reviewed-by: Anshuman Khandual <anshuman.khandual@....com>

> ---
>  include/linux/pagemap.h | 8 --------
>  1 file changed, 8 deletions(-)
> 
> diff --git a/include/linux/pagemap.h b/include/linux/pagemap.h
> index e56c2023aa0e..a87113055b9c 100644
> --- a/include/linux/pagemap.h
> +++ b/include/linux/pagemap.h
> @@ -394,14 +394,6 @@ static inline struct address_space *page_file_mapping(struct page *page)
>  	return folio_file_mapping(page_folio(page));
>  }
>  
> -/*
> - * For file cache pages, return the address_space, otherwise return NULL
> - */
> -static inline struct address_space *page_mapping_file(struct page *page)
> -{
> -	return folio_flush_mapping(page_folio(page));
> -}
> -
>  /**
>   * folio_inode - Get the host inode for this folio.
>   * @folio: The folio.