Received: by 2002:a05:6a10:8a4d:0:0:0:0 with SMTP id dn13csp1090238pxb; Fri, 13 Aug 2021 13:18:21 -0700 (PDT) X-Google-Smtp-Source: ABdhPJx6HzPG9+bD9CQiX/dxKV3XUE0wxsdRDalE+f1Dsp/Rg9Nq4gmZvwzlSMADnxW1pe1acsId X-Received: by 2002:a17:906:a94f:: with SMTP id hh15mr4214510ejb.297.1628885901201; Fri, 13 Aug 2021 13:18:21 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1628885901; cv=none; d=google.com; s=arc-20160816; b=SNMARaXuQALFT0SmpO9QGboDw55VegN62XxpILei2X0cB9Nx4/CDbweY4FHMSbhAMi ZpmMojZ1/HQ06B5wpGRAMotMefsGwOBhIpqHswNlIOX0yVjT+UXUswWPTzQO+Fr0drGN FrCYHkmkWI9ono9UDxjcwpF60T+QPE4jq99s/1QzF8lKYf8q1R02AcIRzmbyERdJg9Ci +uDp63XaIfc7u7t6bZKgUJi3W/UsKhvRac7tWqCX7HxrA0yVOjW3j5aZ8jFBkO+A9E3C HcNaj8+8HAJ18lRRfwwLZ6knSFEbtbUnKp3c6ciiJaxqddaotjp19PQxi95CT1qwl893 FFqw== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:content-transfer-encoding:mime-version :references:in-reply-to:message-id:subject:cc:to:from:date :dkim-signature; bh=117AhWTydehqbJDlTvm9qtSDo12G+/iupfrfgspZuEA=; b=khU5kplzlfDa04t6vj3q1KH0aRnfq1dAxgTgLhXxQ+N4N0xebkwQozifaLecy7NOVG 0b9/NW440dEi2ZTx0vWH7yogCAejHFgKy9aMyq9lpViHD28BR2nVyZpMwP90FEBK7UKW zWgWXm9xuSFqhiF1ISBrSlsuUElUfD0KVTSDZYROFSCkREyl3tVwR0b8zbKjxTnhGT/u /5PNkIb19CL51PIXuk/bOG02SGeYnC5FAKg7311A+CuQr429VEY4xgvvsa/3lLs8J+yF L/dRaILAC/i91clns67FBxTEoDMVn/b/P7PcQ5LZkmnG/Iv2gvm9JW+DtstmFYkBgAtA Q0qw== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@linux-foundation.org header.s=korg header.b=pXHMupA1; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Return-Path: Received: from vger.kernel.org (vger.kernel.org. [23.128.96.18]) by mx.google.com with ESMTP id t7si2745439ejy.5.2021.08.13.13.17.47; Fri, 13 Aug 2021 13:18:21 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18; Authentication-Results: mx.google.com; dkim=pass header.i=@linux-foundation.org header.s=korg header.b=pXHMupA1; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234168AbhHMUNt (ORCPT + 99 others); Fri, 13 Aug 2021 16:13:49 -0400 Received: from mail.kernel.org ([198.145.29.99]:41244 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233890AbhHMUNs (ORCPT ); Fri, 13 Aug 2021 16:13:48 -0400 Received: by mail.kernel.org (Postfix) with ESMTPSA id 3E4206109E; Fri, 13 Aug 2021 20:13:21 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linux-foundation.org; s=korg; t=1628885601; bh=qRcPNTd9RoFr3cz8v/gEfh/oPxPRHM5L0Xr5MkrLL8I=; h=Date:From:To:Cc:Subject:In-Reply-To:References:From; b=pXHMupA17Sw/rVuGvTTZOdCbyo9ODx7u80UKQyOSUQBl9ajZzp8NB7BbdMOnFh8N1 qdfriGiquhuVlxjticU0E1Pj1UfEjU5tYTLF4XZP/nzRsLS3J0Zy+dsJGWlfJoukV1 /DKY142ehjPUpE5AKzorAxZlBNPYJRRyUWM7sVOA= Date: Fri, 13 Aug 2021 13:13:20 -0700 From: Andrew Morton To: liuhailong Cc: linux-mm@kvack.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH] mm: add kernel_misc_reclaimable in show_free_areas Message-Id: <20210813131320.b9474cb095cf815df1de337b@linux-foundation.org> In-Reply-To: <20210813104725.4562-1-liuhailong@oppo.com> References: <20210813104725.4562-1-liuhailong@oppo.com> X-Mailer: Sylpheed 3.5.1 (GTK+ 2.24.32; x86_64-pc-linux-gnu) Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Fri, 13 Aug 2021 18:47:25 +0800 liuhailong wrote: > print NR_KERNEL_MISC_RECLAIMABLE stat from show_free_areas > to check whether shrinker work correctly and current mem usage. What inspired this change? Are you observing problems with misc_reclaimable memory accumulation?