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 71152C18E5B for ; Tue, 17 Mar 2020 05:42:37 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 412F220736 for ; Tue, 17 Mar 2020 05:42:37 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="Epg5kfm3" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726638AbgCQFmg (ORCPT ); Tue, 17 Mar 2020 01:42:36 -0400 Received: from mail-pf1-f195.google.com ([209.85.210.195]:33479 "EHLO mail-pf1-f195.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726066AbgCQFmd (ORCPT ); Tue, 17 Mar 2020 01:42:33 -0400 Received: by mail-pf1-f195.google.com with SMTP id n7so11321326pfn.0 for ; Mon, 16 Mar 2020 22:42:33 -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=Epg5kfm3vsnkL5NY4VcE5Www5oTkkErgJNkHAVcm2ej39BWsfwW9nUespyJ4auOArc kbptxhy9JzTOgVFQM2Gp2zOWrzoipDa2+nrx7JTRHsDSUXd245Ev71piraeS/AWj4Cl0 VMvHWVc3cVoyDI92T++Ue2adH3kyB34uRUKIYSk/MAQg1ZXuVTz6VC6z2U6eDXCCvDtx 4G0wdNrH9Tv04j1JllvnFmnR235GhAAOIgnBUeOALKHwI5w1j+hUDFIAQGlOFJdp8VBe 6UDbVegPHLs3vBk1sXyluJBosjvBnSG5xoj+EVLHTDh1fUn5OtUd/+yazeoNrvaiY4Ro n6xQ== 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=iQyVcWkI5PswrFeRubq320itVIaW2Xyv4Aq84THZLf33ncFkh/TnxX5o1xswSth2BT fmx1dt/fE7+n6M6/jnv4Lnv2ZD0QLQTHfiAB94NXGXvDgttHFAuXO4C8IyEAI+NbfAUn OTHc9QZLsaxiKM7NF+ayDYo56CWZu6t8+qaxDMWDPpcCgDPfo5OG4s4shKH/CkA2C+Mg I6uMCtHBfo9m40TWHTIzECejguKGGbfOouzikee3dXV3/Xl84KogD0Xltyd5efKUXLMU Va3nqzvD3ELKQyYvegLWoSw8EGhmtLomkmvYU+QZHg5RXLlz7H6LpW+l2FneXNHRl2Qf nsEw== X-Gm-Message-State: ANhLgQ1kx1tZ5xbuY+FYup34sIaEn8lDcJ3ZlNzSYf8GhbfLkmkRNzMl wYztNJwRSoSBXbbTgi0yERY= X-Google-Smtp-Source: ADFU+vviZZCI9RUvZv52A6IowvHU4wA4UgbuP1ihq+u22+rBmlmIR0OSdCovuu3njvRvwadXGC085A== X-Received: by 2002:a62:778d:: with SMTP id s135mr3550673pfc.21.1584423752601; Mon, 16 Mar 2020 22:42:32 -0700 (PDT) Received: from localhost.localdomain ([114.206.198.176]) by smtp.gmail.com with ESMTPSA id i21sm1141757pgn.5.2020.03.16.22.42.29 (version=TLS1_2 cipher=ECDHE-RSA-AES128-SHA bits=128/128); Mon, 16 Mar 2020 22:42:31 -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 v3 8/9] mm/vmscan: restore active/inactive ratio for anonymous LRU Date: Tue, 17 Mar 2020 14:41:56 +0900 Message-Id: <1584423717-3440-9-git-send-email-iamjoonsoo.kim@lge.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1584423717-3440-1-git-send-email-iamjoonsoo.kim@lge.com> References: <1584423717-3440-1-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