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=-9.6 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,URIBL_BLOCKED,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 9BB38C43331 for ; Fri, 3 Apr 2020 05:41:39 +0000 (UTC) Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by mail.kernel.org (Postfix) with ESMTP id 5816020757 for ; Fri, 3 Apr 2020 05:41:39 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="p9IKbbWm" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 5816020757 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=gmail.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=owner-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix) id 0B0558E0011; Fri, 3 Apr 2020 01:41:39 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id 05F518E0007; Fri, 3 Apr 2020 01:41:39 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id EDC6F8E0011; Fri, 3 Apr 2020 01:41:38 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from forelay.hostedemail.com (smtprelay0181.hostedemail.com [216.40.44.181]) by kanga.kvack.org (Postfix) with ESMTP id D68458E0007 for ; Fri, 3 Apr 2020 01:41:38 -0400 (EDT) Received: from smtpin01.hostedemail.com (10.5.19.251.rfc1918.com [10.5.19.251]) by forelay02.hostedemail.com (Postfix) with ESMTP id 914874DB3 for ; Fri, 3 Apr 2020 05:41:38 +0000 (UTC) X-FDA: 76665446676.01.look96_4881a8f450513 X-HE-Tag: look96_4881a8f450513 X-Filterd-Recvd-Size: 3978 Received: from mail-pl1-f195.google.com (mail-pl1-f195.google.com [209.85.214.195]) by imf08.hostedemail.com (Postfix) with ESMTP for ; Fri, 3 Apr 2020 05:41:38 +0000 (UTC) Received: by mail-pl1-f195.google.com with SMTP id ay1so2296814plb.0 for ; Thu, 02 Apr 2020 22:41:38 -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=mG2V4EKWwLpm65cedW0xiBMYuTKohTKduGAcO+0CPJM=; b=p9IKbbWmo+8ay7jVcXtAJ6529VfEyJiUqf737Pl6QykFrIYG3kbMKiyH/JfBVGIdEu xoS4Ij+yPz0Z7pP/3/xvyLjOPcHSABr7l1J+voalSVUTcRrjdAwWjAiiGP2stspITrL3 m/sUXF9YBDiqg5CY1wHuOl2v/8vKyEjFgQGzG6LaD/jJtJJy2P+PAOWaWiBcKuzqNGN9 twj9KQkpDOAti15kOgHbolqV+ZbPli8B0GfHpUdt4uxhDWnXDvMnNuMlJVKy2Yr2csdh 7Hl+kUMZSX7PGTcmelYMFstVLpjw7AYh5O9HiI/1KtEZLQ1nJEVyPCTVl7Dci09lAT5B +oJw== 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=mG2V4EKWwLpm65cedW0xiBMYuTKohTKduGAcO+0CPJM=; b=LdtZ3UCqAU2J5S39sKl7cg1TMzMaSdKAZBaPb5F4moDlMo2FoXUROWEI08pdk8eYSp syGss408a3uY/56TCIyjyMlHziMBuZuxnnp1qmG1yUNDAe2b8lJiVoU8AORajdDjWOcN BOuwc92dKLUJfhb/hQvtuTGq2CCWAFbK4hcsSVN36e8aEnqxtKtpp6bV6YWFCIgfyuLK H8G++9Hcgq/ObiPr6Bi6+9Iti88wtdAqF59fbP4NyzfAPlnJv4+LO1NBeGiYgzCy0Hv0 Ft7i9kG9lQIIfRSpju8uLe6SExdhndpp7Sq/Ukf1uCkVw7y4g4eSsDycBjMaOhj1zyj+ fJSQ== X-Gm-Message-State: AGi0Pua4Q90/zV9bB9xpWQiveOhsnOA5qvY1jpEVuW9JrOpGfZAdVBwB Aq9rfrmUuU2rL6UeWqrgc1Q= X-Google-Smtp-Source: APiQypIBtThaBXq8TI/cXNf01mMd+DoVHNDKsIXJoa871gdbLpCj4JU6yTLpoe94AdFtrBmoC3OItw== X-Received: by 2002:a17:902:dc83:: with SMTP id n3mr6251826pld.133.1585892497213; Thu, 02 Apr 2020 22:41:37 -0700 (PDT) Received: from localhost.localdomain ([114.206.198.176]) by smtp.gmail.com with ESMTPSA id e6sm4568295pgu.44.2020.04.02.22.41.34 (version=TLS1_2 cipher=ECDHE-RSA-AES128-SHA bits=128/128); Thu, 02 Apr 2020 22:41:36 -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 v5 09/10] mm/vmscan: restore active/inactive ratio for anonymous LRU Date: Fri, 3 Apr 2020 14:40:47 +0900 Message-Id: <1585892447-32059-10-git-send-email-iamjoonsoo.kim@lge.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1585892447-32059-1-git-send-email-iamjoonsoo.kim@lge.com> References: <1585892447-32059-1-git-send-email-iamjoonsoo.kim@lge.com> X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: 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. Acked-by: Johannes Weiner 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 d8aa42a..9c5d20c 100644 --- a/mm/vmscan.c +++ b/mm/vmscan.c @@ -2204,7 +2204,7 @@ 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