Re: [PATCH v3 07/16] zsmalloc: remove page_mapcount_reset

From	Sergey Senozhatsky <sergey.senozhatsky@gmail.com>
Newsgroups	linux.kernel
Subject	Re: [PATCH v3 07/16] zsmalloc: remove page_mapcount_reset
Date	2016-04-17 16:20 +0200
Message-ID	<roVIm-5HD-27@gated-at.bofh.it> (permalink)
References	<riiA1-1Vf-3@gated-at.bofh.it> <riiA2-1Vf-13@gated-at.bofh.it>
Organization	linux.* mail to news gateway

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Hello,

On (03/30/16 16:12), Minchan Kim wrote:
> We don't use page->_mapcount any more so no need to reset.
> 
> Signed-off-by: Minchan Kim <minchan@kernel.org>

Reviewed-by: Sergey Senozhatsky <sergey.senozhatsky@gmail.com>

	-ss

> ---
>  mm/zsmalloc.c | 1 -
>  1 file changed, 1 deletion(-)
> 
> diff --git a/mm/zsmalloc.c b/mm/zsmalloc.c
> index 4dd72a803568..0f6cce9b9119 100644
> --- a/mm/zsmalloc.c
> +++ b/mm/zsmalloc.c
> @@ -922,7 +922,6 @@ static void reset_page(struct page *page)
>  	set_page_private(page, 0);
>  	page->mapping = NULL;
>  	page->freelist = NULL;
> -	page_mapcount_reset(page);
>  }
>  
>  static void free_zspage(struct page *first_page)
> -- 
> 1.9.1
>

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Re: [PATCH v3 07/16] zsmalloc: remove page_mapcount_reset Sergey Senozhatsky <sergey.senozhatsky@gmail.com> - 2016-04-17 16:20 +0200

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