From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-9.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS, USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 75C7FC432C3 for ; Fri, 29 Nov 2019 01:59:33 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 5097D215A5 for ; Fri, 29 Nov 2019 01:59:33 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726920AbfK2B7c (ORCPT ); Thu, 28 Nov 2019 20:59:32 -0500 Received: from lgeamrelo11.lge.com ([156.147.23.51]:43577 "EHLO lgeamrelo11.lge.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726716AbfK2B7c (ORCPT ); Thu, 28 Nov 2019 20:59:32 -0500 X-Greylist: delayed 1800 seconds by postgrey-1.27 at vger.kernel.org; Thu, 28 Nov 2019 20:59:31 EST Received: from unknown (HELO lgemrelse7q.lge.com) (156.147.1.151) by 156.147.23.51 with ESMTP; 29 Nov 2019 10:29:30 +0900 X-Original-SENDERIP: 156.147.1.151 X-Original-MAILFROM: chanho.min@lge.com Received: from unknown (HELO localhost.localdomain) (10.178.31.96) by 156.147.1.151 with ESMTP; 29 Nov 2019 10:29:30 +0900 X-Original-SENDERIP: 10.178.31.96 X-Original-MAILFROM: chanho.min@lge.com From: Chanho Min To: Minchan Kim , Nitin Gupta , Sergey Senozhatsky , Andrew Morton Cc: linux-mm@kvack.org, linux-kernel@vger.kernel.org, seungho1.park@lge.com, Inkyu Hwang , Jinsuk Choi , Chanho Min Subject: [PATCH] mm/zsmalloc.c: fix the migrated zspage statistics. Date: Fri, 29 Nov 2019 10:29:27 +0900 Message-Id: <1574990967-23391-1-git-send-email-chanho.min@lge.com> X-Mailer: git-send-email 2.7.4 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org When zspage is migrated to the other zone, the zone page state should be updated as well. Signed-off-by: Chanho Min Signed-off-by: Jinsuk Choi --- mm/zsmalloc.c | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/mm/zsmalloc.c b/mm/zsmalloc.c index 2b2b9aa..22d17ec 100644 --- a/mm/zsmalloc.c +++ b/mm/zsmalloc.c @@ -2069,6 +2069,11 @@ static int zs_page_migrate(struct address_space *mapping, struct page *newpage, zs_pool_dec_isolated(pool); } + if (page_zone(newpage) != page_zone(page)) { + dec_zone_page_state(page, NR_ZSPAGES); + inc_zone_page_state(newpage, NR_ZSPAGES); + } + reset_page(page); put_page(page); page = newpage; -- 2.7.4