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,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 E0495C3404C for ; Thu, 20 Feb 2020 05:12:32 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id B780D24672 for ; Thu, 20 Feb 2020 05:12:32 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="Ijsd5XFM" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728047AbgBTFMb (ORCPT ); Thu, 20 Feb 2020 00:12:31 -0500 Received: from mail-pf1-f196.google.com ([209.85.210.196]:33797 "EHLO mail-pf1-f196.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727993AbgBTFM3 (ORCPT ); Thu, 20 Feb 2020 00:12:29 -0500 Received: by mail-pf1-f196.google.com with SMTP id i6so1313618pfc.1 for ; Wed, 19 Feb 2020 21:12:28 -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=Ijsd5XFMlVWt+u3REu2ESkhMH9nwmtcDM+4DK8CMdHohtyBnLDFJ1omEsqUwaJ0eD8 jK7xTiHGs1vQtvP6MxRGPhxI1TSLcP2sO6RXdcfz+BboZS8VP3hGZYTM3hAZ7HTjAV3H JbjzBYGEI3ht7gHuptnIQejt1tWuLt/ZcPZYsJqOcvv0yOvTNTJpp6LXemW+zbYSx2BX zV32/BBHyMql7pii+R8MRIQqFzAHZk9F9EDxMFCiK+OV82fYch0Ubc4hC87MQIGnX3BO Lc+xlfZDP0h6UWDcVKe5LrKk5MtB1r4By9jfmhJMSaQbBx48gHSFoY4Bx/+H6ET2rnQp quAw== 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=M6+eTjTiA8mF1ZKHsx+8nYqmn9cQNFj1R0KTtK2g7RFmt7Z/dXVj72tyKIZMrStly9 xbTxItYNhM4iKJZFl+EJo3xz0IAnMKmW8GMjzdILabMXXjadCZo31UFx1JHJewBdeAgv TQjkH7t75zf5VN0nasvrjwqW+MFQ7cQjKDAnFaqoexo6csvp6IIsx4KjzlYhyeKz2XBc zNCNtBz5fsJ5VoEQwNvGFM5oYwFxS0Cd+LOWsdRGhrU656Wr+xcC99QBgbq1q+1D1Skw ccUjkE+wJTbfCH7BkYD9yLLa97VFjFPIwLk7B9sUbTm5Fgwhxtl9JLrW6QUaBvFQs7oD mUrQ== X-Gm-Message-State: APjAAAX52pptXJMFKq90RGEVitoEOs6+bNe5RgH3Uy7WYq+ag2WNgWMO 7hlQwXGMe6BI1Z5p+tCSrUY= X-Google-Smtp-Source: APXvYqxqI48Q3YnoQIq/WkCRjYmRuXTeMYjou1J0gJkuAmMyIT8dm7CYIX7x2Cajh+nVlS7q4vl6fg== X-Received: by 2002:a62:7c96:: with SMTP id x144mr31443823pfc.7.1582175548395; Wed, 19 Feb 2020 21:12:28 -0800 (PST) Received: from localhost.localdomain ([114.206.198.176]) by smtp.gmail.com with ESMTPSA id t15sm1472599pgr.60.2020.02.19.21.12.25 (version=TLS1_2 cipher=ECDHE-RSA-AES128-SHA bits=128/128); Wed, 19 Feb 2020 21:12:27 -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 v2 8/9] mm/vmscan: restore active/inactive ratio for anonymous LRU Date: Thu, 20 Feb 2020 14:11:52 +0900 Message-Id: <1582175513-22601-9-git-send-email-iamjoonsoo.kim@lge.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1582175513-22601-1-git-send-email-iamjoonsoo.kim@lge.com> References: <1582175513-22601-1-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