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=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 9CA9EC3B186 for ; Tue, 11 Feb 2020 06:20:38 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 78B552082F for ; Tue, 11 Feb 2020 06:20:38 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="mY1euNlO" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728343AbgBKGUh (ORCPT ); Tue, 11 Feb 2020 01:20:37 -0500 Received: from mail-pg1-f194.google.com ([209.85.215.194]:39944 "EHLO mail-pg1-f194.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727938AbgBKGUf (ORCPT ); Tue, 11 Feb 2020 01:20:35 -0500 Received: by mail-pg1-f194.google.com with SMTP id z7so5157787pgk.7 for ; Mon, 10 Feb 2020 22:20:35 -0800 (PST) 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=hUsW4h0Q2Yi32kJtCDyUXPnl4z2/9q9YG773fr2bDbk=; b=mY1euNlOdCA2C6rfWChJVGDCpurwr/b+T7/UB0h6nIHFYoz71noGGGSGS29ZkpzL2I TVP8L96ffUqVW62xSZL0EkG3nN3QucnMY+9uLzlcIgG8qwC1w44yhCm6QzYVo9tcSOKA Z2Nt9zie6BA+MiOtky5RKTkOxWjd4/Zka+MzcvKNxpDRNBLvZCBKr6q9uwvjvUtaM7ng T1nerxeZjHRGYegeaSdyV9lv/HFnB/mkNU61rAo09yDTsQVbERs9C7ay+mXwtZFMwlcf Evjl4AKaTAsu+W6tVrMehcF/8DUc92pQv9nEZODLDMxcLNq8EPPUEpLROvtK0xswy764 EbAQ== 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=hUsW4h0Q2Yi32kJtCDyUXPnl4z2/9q9YG773fr2bDbk=; b=dWJ4WOFmJUCJx63z6uDoMgflGe5Oarr/uWTppLGqXrlamkqWHSdFRBANg3GQeHQamn oEVZ7m2Jzy+J/ZeAek9w79MolNjG0XTQYh6gyCMvx/p2Mxvq84CQkUw5hDIrezXKL4l7 xvdtepPBkMbD4xpLcvcWadQyK0biqopCUjdJYL/75EedGce3ygQRZgNRo9K6hOwW7EaB 3w1nnb/ia/LycstP7E3bmCoqUOK9aFwRoDYvldO+eE0KMv8HJw5SLlIp98HCJXrSKAlD 280oB8TcSqdkFFjI+tFsu1uIRiVifdrSghhNz/x2+tVUS1pVX7tcemzbSrU3vw7pXlwp jJAA== X-Gm-Message-State: APjAAAUUriIMhGGBRysdoQWxlGs430v/Oin5NgY6ikcMv7JS56mOEZcT RkA+tuOd3bD1CYpi8f/n1N12azuWrtI= X-Google-Smtp-Source: APXvYqz/EunkFhFAPYs6HlqM6zE2fauxOTg+/R7GBZ29Zoc5coMAbYC6dlLPfOAP3A3lSOEydNGWUA== X-Received: by 2002:aa7:8b17:: with SMTP id f23mr1737594pfd.197.1581402035048; Mon, 10 Feb 2020 22:20:35 -0800 (PST) Received: from localhost.localdomain ([114.206.198.176]) by smtp.gmail.com with ESMTPSA id x197sm2578696pfc.1.2020.02.10.22.20.32 (version=TLS1_2 cipher=ECDHE-RSA-AES128-SHA bits=128/128); Mon, 10 Feb 2020 22:20:34 -0800 (PST) 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 8/9] mm/vmscan: restore active/inactive ratio for anonymous LRU Date: Tue, 11 Feb 2020 15:19:52 +0900 Message-Id: <1581401993-20041-9-git-send-email-iamjoonsoo.kim@lge.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1581401993-20041-1-git-send-email-iamjoonsoo.kim@lge.com> References: <1581401993-20041-1-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 a1892e7..81ff725 100644 --- a/mm/vmscan.c +++ b/mm/vmscan.c @@ -2237,7 +2237,7 @@ 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