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 Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by smtp.lore.kernel.org (Postfix) with ESMTP id EF2ECC001B0 for ; Tue, 8 Aug 2023 12:10:46 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id 866766B0071; Tue, 8 Aug 2023 08:10:46 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id 816228D0001; Tue, 8 Aug 2023 08:10:46 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 706A86B0075; Tue, 8 Aug 2023 08:10:46 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from relay.hostedemail.com (smtprelay0011.hostedemail.com [216.40.44.11]) by kanga.kvack.org (Postfix) with ESMTP id 5EDE46B0071 for ; Tue, 8 Aug 2023 08:10:46 -0400 (EDT) Received: from smtpin11.hostedemail.com (a10.router.float.18 [10.200.18.1]) by unirelay01.hostedemail.com (Postfix) with ESMTP id 1F4261C918B for ; Tue, 8 Aug 2023 12:10:46 +0000 (UTC) X-FDA: 81100820892.11.F802D4D Received: from mail-oo1-f50.google.com (mail-oo1-f50.google.com [209.85.161.50]) by imf28.hostedemail.com (Postfix) with ESMTP id 5500DC0021 for ; Tue, 8 Aug 2023 12:10:44 +0000 (UTC) Authentication-Results: imf28.hostedemail.com; dkim=pass header.d=gmail.com header.s=20221208 header.b=hpn2C21D; dmarc=pass (policy=none) header.from=gmail.com; spf=pass (imf28.hostedemail.com: domain of sxwjean@gmail.com designates 209.85.161.50 as permitted sender) smtp.mailfrom=sxwjean@gmail.com ARC-Seal: i=1; s=arc-20220608; d=hostedemail.com; t=1691496644; a=rsa-sha256; cv=none; b=pomgx70/448RQaLGmjwX4+2hq0VZhv7H4xP0Tb565gDnPgaP3BHqAyYu8iwBv7lFStq/Br GVKf9j9gHAOHItZ1bFlwkhqKPFS9N5ENNoLMwJSomO9L7KdwV018DNY5nWzeHgsrKgcOAz Y3Yd6KrWg50eB8zxm2wuttQKBIewz1Y= ARC-Authentication-Results: i=1; imf28.hostedemail.com; dkim=pass header.d=gmail.com header.s=20221208 header.b=hpn2C21D; dmarc=pass (policy=none) header.from=gmail.com; spf=pass (imf28.hostedemail.com: domain of sxwjean@gmail.com designates 209.85.161.50 as permitted sender) smtp.mailfrom=sxwjean@gmail.com ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=hostedemail.com; s=arc-20220608; t=1691496644; h=from:from:sender:reply-to:subject:subject:date:date: message-id:message-id:to:to:cc:cc:mime-version:mime-version: content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references:dkim-signature; bh=dQjuyyNTy33tUChendA12c1wzE5rL9uSYQp+xAh/JHk=; b=ztb5Eq8eT54j8DbQ1xp4NC9kFJN04webPCyDiTrs0H16QVcWaQl8V2QJund7eDimooWkCd GEuurrFURPsZgyVMGl5AWqkZxCJUXSvlJfUQkfoXV/DRU+R7MJzc3Qpl/kx23FKiD1QCe9 RObxljismwq5yHh2EMEK4tLp+1JrRMI= Received: by mail-oo1-f50.google.com with SMTP id 006d021491bc7-56cb1e602e7so3505964eaf.1 for ; Tue, 08 Aug 2023 05:10:44 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20221208; t=1691496643; x=1692101443; h=content-transfer-encoding:cc:to:subject:message-id:date:from :in-reply-to:references:mime-version:from:to:cc:subject:date :message-id:reply-to; bh=dQjuyyNTy33tUChendA12c1wzE5rL9uSYQp+xAh/JHk=; b=hpn2C21Df8tQlzr4GUvIgSuxYDEtCuhpGV2c/NW2VDiF63IVkhXgCQDc7T9/ahoqH6 OVDmw0qhCkNqmZT4jNwaH7ri79xRiXBLL+RhrDT8ZtdKJdV+Z4JIT4zQJ0ohN5ykjnPa RK2TAZXMMyO4iXP4tAHsRmIxttpiaXjLLHzztEFDTOIRjs0kpdLqEX/s6Ob6gcCSxuey u5VXK966EdgYK4i/SE4QtucRbIgvssw8CJESPOcamD/WSEFhpkbsy36PhNnxJ7VNpHh5 WQXX0/RrvuSNaLAuVVv3yyJWxLctE/om1Ykg+mI41KfydfWuMTJT+omel82O6nlXtgtp n9Cg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1691496643; x=1692101443; h=content-transfer-encoding:cc:to:subject:message-id:date:from :in-reply-to:references:mime-version:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=dQjuyyNTy33tUChendA12c1wzE5rL9uSYQp+xAh/JHk=; b=H/uzvgHXavmN6zb1ZiZrSHsY31b+S+HjWFJ3sWbhMyxFF4bn60WaVLVvewqCdx+UWA vN/N7+2tdgkhE4S3+Bfsbtz7gCY/+QmBj+iIfNMZtlvydQd0jtzbraKcd0gSwC/naKTC kv3oOI5f4ZAMXG2EKRb5QNT/biCqEK50HtnzW4mR4ZOkIjFQ6TquHCDzwOkJ83dsXlSV JajEtDuK3YB/+C2AP+ERM5BGvLwdrP1BbJM2mqRtPIDADUAGlz09IUWLNloO+L4SkKdt d4TD/CFpY2sMbJxfXZTi4Cca0393s0J3sntO2DLe28Cpz6cbWFx1dwe6gCOowqW0j4yQ OPRw== X-Gm-Message-State: AOJu0Yz6Km0f5eahbxPxGKWh/iTzWxuk98Tyyj4TQ/iI9tJrvuk/FuUz JSAbt9PRoCSSt88/wzDdAJv16mn3EJRTOdzs0wo= X-Google-Smtp-Source: AGHT+IGy4BAla9+7n6rMgv5yJV+FaEmRuLNz3pCHRXSde5Fw0n8+lLXxJ1cce3w4g+PuJhKuaFIiaJlvsSpVq52hH3w= X-Received: by 2002:a05:6870:5494:b0:1ba:2c95:a168 with SMTP id f20-20020a056870549400b001ba2c95a168mr13750691oan.35.1691496643494; Tue, 08 Aug 2023 05:10:43 -0700 (PDT) MIME-Version: 1.0 References: <20230808022229.1560559-1-xiongwei.song@windriver.com> In-Reply-To: From: Xiongwei Song Date: Tue, 8 Aug 2023 20:10:19 +0800 Message-ID: Subject: Re: [PATCH] mm/memcontrol: add tips for kmem.slabinfo To: Matthew Wilcox Cc: xiongwei.song@windriver.com, hannes@cmpxchg.org, mhocko@kernel.org, roman.gushchin@linux.dev, shakeelb@google.com, muchun.song@linux.dev, akpm@linux-foundation.org, cgroups@vger.kernel.org, linux-mm@kvack.org, linux-kernel@vger.kernel.org Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Rspam-User: X-Rspamd-Server: rspam06 X-Rspamd-Queue-Id: 5500DC0021 X-Stat-Signature: trmccgffibzdqgxs9hmzpo79syphbynq X-HE-Tag: 1691496644-748868 X-HE-Meta: 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 XHcZpoD/ zVQBsUA3bFNMDj4pUUNaLOvBUU0j8LSY++9dyhSpSsYCM9un6KxZeND2cIHKCAiGMl8SJ2kzD7OglOlKYOKMO0g2Yj06qX+X5bqwI+KUg5npOWRODlwG2E9/nG/QP3HPwU+OsUcmxBgxI9w21jv2jQDT0vOBKNO9196yPfkR/kEe0XiGIFH05HxGxwFxjvLRlVpbjZVaxeIZbYA3W8ofrtKiprqwO0c6VtrTZNw0zzwPriObx7TFe/doQ2QqivzKS9RCBt6F7urdQD9PjxO2AQfBofvYZvKuUN2sH3X1A7HRo+2pjbm6k+dLF+rGV9+NLNvnCzty7IksVfoSpZBeq8B00hykcSYDmfG6fmMHx2ZxWvaa8ICmtQknQX5thhj/enru+9rOzqU3/f5xKX7sTHIPR8NFj4ABO17rI48R+FC2azv+dDu9tGWWWNlvGevCOVZ2+3EzYj7F3d4FpuiX4kXD+PQ== X-Bogosity: Ham, tests=bogofilter, spamicity=0.000001, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: On Tue, Aug 8, 2023 at 10:47=E2=80=AFAM Matthew Wilcox wrote: > > On Tue, Aug 08, 2023 at 10:22:29AM +0800, xiongwei.song@windriver.com wro= te: > > From: Xiongwei Song > > > > No any output from kmem.slabinfo, which is not friendly. Adding > > tips for it. > > What happens to tools which look in this file? I thought the mem_cgroup_slab_show() function should be removed or provide some useful info. Thanks. >