linux-kernel - Re: [PATCH] mm: fix a comment

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Message-ID: <2f54d5c5-213a-fdb4-aa54-eacd81a93a5c@suse.cz>
Date:   Fri, 8 Oct 2021 16:10:16 +0200
From:   Vlastimil Babka <vbabka@...e.cz>
To:     Yinan Zhang <zhangyinan2019@...il.szu.edu.cn>,
        akpm@...ux-foundation.org
Cc:     linux-mm@...ck.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] mm: fix a comment

On 10/8/21 16:03, Yinan Zhang wrote:
> I have noticed that the previous macro is #ifndef CONFIG_SPARSEMEM.
> I think the comment of #else should be CONFIG_SPARSEMEM.

Right.

> Signed-off-by: Yinan Zhang <zhangyinan2019@...il.szu.edu.cn>

Acked-by: Vlastimil Babka <vbabka@...e.cz>

> ---
>  mm/page_ext.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/mm/page_ext.c b/mm/page_ext.c
> index dfb91653d..106079e67 100644
> --- a/mm/page_ext.c
> +++ b/mm/page_ext.c
> @@ -201,7 +201,7 @@ void __init page_ext_init_flatmem(void)
>  	panic("Out of memory");
>  }
>  
> -#else /* CONFIG_FLATMEM */
> +#else /* CONFIG_SPARSEMEM */
>  
>  struct page_ext *lookup_page_ext(const struct page *page)
>  {
>