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=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=unavailable 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 1226EC54FD4 for ; Mon, 23 Mar 2020 05:53:00 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id D637E20774 for ; Mon, 23 Mar 2020 05:52:59 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="Qir9PLF3" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727367AbgCWFw6 (ORCPT ); Mon, 23 Mar 2020 01:52:58 -0400 Received: from mail-pl1-f194.google.com ([209.85.214.194]:45308 "EHLO mail-pl1-f194.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727323AbgCWFw4 (ORCPT ); Mon, 23 Mar 2020 01:52:56 -0400 Received: by mail-pl1-f194.google.com with SMTP id b9so5455752pls.12 for ; Sun, 22 Mar 2020 22:52:54 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id:in-reply-to:references; bh=Bs9uueH0blNyu1UBuP0fQK6SW+2/EajcrnZfP/uZxx8=; b=Qir9PLF33Ng5Lj3XADyW+LntTiZ6vnLYv3JMHBnICF+CG575H5klswKFi+hfrJgzUy 1CKWjMYT8s51Lpjf4jJAGWnOldtEI8PuhtzUBlTMN1O7EZxAC0vPRg5FwlfsjwvNXrx8 ui+pAznSrunnWGov60060Trope/AWLBKMnENsYPAALAli1WgpLD/JPVai8NukSUyVnKl 6b253t2EUj/ONBIaghC6QXmhGIqinCPEsVnOK7eKvOvN9HYxj5MPvLNb5p+/VNJz0FIc stReR6Qdu7c5CXaj207Qfvqxta8p3dQe4zDZiS9ldZOYgsoqpSCG2GixPSUdFHMN3/pV 780A== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references; bh=Bs9uueH0blNyu1UBuP0fQK6SW+2/EajcrnZfP/uZxx8=; b=rjU2tb3EuaHpTOlmyqSe6mUIj+Q0BybhDAf7YCCVnK1Vka89YqoUGMr4o+X8yMe+at yYhYE/NIWMWHTp9MQbv9qmNSwH81hkskraV41ipbelh+Au6+t1tCktOAm5Gsnm8hzteM 14GSFKQ3FTmfnuX65jNhCPYJvA895TcQLSTLFo33MJ3GI8amAOFWjWDK7DHPEwRaf2hQ ydmtKDcdbrhX6i33xB86rI3//L7zk7crVP38EPlH29ZJHCUuU6iCy0GGl3wHzHag9vbi Dj5fLrckXeB6RvQqxygkkxeByYqH/nlfNQQ5Km/iaosoCiUGsVwVjgdmtQowryrIJc29 XA6g== X-Gm-Message-State: ANhLgQ1rkygLYKmJESwNB1Dwv0VdfrXGs/anWlGNm9qcecwXR31KVMHO 9gCv0xw7S1ieAEM24w8rgg4= X-Google-Smtp-Source: ADFU+vuzird/5rQcdmAFYzXID8FO2PLNyrazWn68ripd9cs2SNTAxvfsmjDyYomHo93k1G/GZgrxbg== X-Received: by 2002:a17:90a:a40e:: with SMTP id y14mr14654850pjp.63.1584942773645; Sun, 22 Mar 2020 22:52:53 -0700 (PDT) Received: from localhost.localdomain ([114.206.198.176]) by smtp.gmail.com with ESMTPSA id y30sm12563058pff.67.2020.03.22.22.52.50 (version=TLS1_2 cipher=ECDHE-RSA-AES128-SHA bits=128/128); Sun, 22 Mar 2020 22:52:52 -0700 (PDT) From: js1304@gmail.com X-Google-Original-From: iamjoonsoo.kim@lge.com To: Andrew Morton Cc: linux-mm@kvack.org, linux-kernel@vger.kernel.org, Johannes Weiner , Michal Hocko , Hugh Dickins , Minchan Kim , Vlastimil Babka , Mel Gorman , kernel-team@lge.com, Joonsoo Kim Subject: [PATCH v4 7/8] mm/vmscan: restore active/inactive ratio for anonymous LRU Date: Mon, 23 Mar 2020 14:52:11 +0900 Message-Id: <1584942732-2184-8-git-send-email-iamjoonsoo.kim@lge.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1584942732-2184-1-git-send-email-iamjoonsoo.kim@lge.com> References: <1584942732-2184-1-git-send-email-iamjoonsoo.kim@lge.com> Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Joonsoo Kim Now, workingset detection is implemented for anonymous LRU. We don't have to worry about the misfound for workingset due to the ratio of active/inactive. Let's restore the ratio. Signed-off-by: Joonsoo Kim --- mm/vmscan.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/mm/vmscan.c b/mm/vmscan.c index b37cc26..3d44e32 100644 --- a/mm/vmscan.c +++ b/mm/vmscan.c @@ -2218,7 +2218,7 @@ static bool inactive_is_low(struct lruvec *lruvec, enum lru_list inactive_lru) active = lruvec_page_state(lruvec, NR_LRU_BASE + active_lru); gb = (inactive + active) >> (30 - PAGE_SHIFT); - if (gb && is_file_lru(inactive_lru)) + if (gb) inactive_ratio = int_sqrt(10 * gb); else inactive_ratio = 1; -- 2.7.4