From mboxrd@z Thu Jan 1 00:00:00 1970 From: Minchan Kim Subject: [PATCH v3 07/16] zsmalloc: remove page_mapcount_reset Date: Wed, 30 Mar 2016 16:12:06 +0900 Message-ID: <1459321935-3655-8-git-send-email-minchan__29886.7161538967$1459321905$gmane$org@kernel.org> References: <1459321935-3655-1-git-send-email-minchan@kernel.org> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <1459321935-3655-1-git-send-email-minchan@kernel.org> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: virtualization-bounces@lists.linux-foundation.org Errors-To: virtualization-bounces@lists.linux-foundation.org To: Andrew Morton Cc: Rik van Riel , YiPing Xu , aquini@redhat.com, rknize@motorola.com, Sergey Senozhatsky , Chan Gyun Jeong , Minchan Kim , Hugh Dickins , linux-kernel@vger.kernel.org, Al Viro , virtualization@lists.linux-foundation.org, bfields@fieldses.org, linux-mm@kvack.org, Gioh Kim , koct9i@gmail.com, Sangseok Lee , jlayton@poochiereds.net, Joonsoo Kim , Vlastimil Babka , Mel Gorman List-Id: virtualization@lists.linuxfoundation.org We don't use page->_mapcount any more so no need to reset. Signed-off-by: Minchan Kim --- 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