linux-kernel - Re: [PATCH] mm/gup.c: Make follow_page

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Date:   Fri, 10 May 2019 16:59:47 -0700
From:   Ira Weiny <ira.weiny@...el.com>
To:     Bharath Vedartham <linux.bhar@...il.com>
Cc:     akpm@...ux-foundation.org, jack@...e.cz, keith.busch@...el.com,
        aneesh.kumar@...ux.ibm.com, linux-mm@...ck.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH] mm/gup.c: Make follow_page_mask static

On Sat, May 11, 2019 at 12:38:32AM +0530, Bharath Vedartham wrote:
> follow_page_mask is only used in gup.c, make it static.
> 
> Tested by compiling and booting. Grepped the source for
> "follow_page_mask" to be sure it is not used else where.
> 
> Signed-off-by: Bharath Vedartham <linux.bhar@...il.com>

Reviewed-by: Ira Weiny <ira.weiny@...el.com>

> ---
>  mm/gup.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/mm/gup.c b/mm/gup.c
> index 91819b8..e6f3b7f 100644
> --- a/mm/gup.c
> +++ b/mm/gup.c
> @@ -409,7 +409,7 @@ static struct page *follow_p4d_mask(struct vm_area_struct *vma,
>   * an error pointer if there is a mapping to something not represented
>   * by a page descriptor (see also vm_normal_page()).
>   */
> -struct page *follow_page_mask(struct vm_area_struct *vma,
> +static struct page *follow_page_mask(struct vm_area_struct *vma,
>  			      unsigned long address, unsigned int flags,
>  			      struct follow_page_context *ctx)
>  {
> -- 
> 2.7.4
>