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 3B8CFC433F5 for ; Sat, 23 Apr 2022 11:33:43 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id A2C106B0073; Sat, 23 Apr 2022 07:33:42 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id 9DAA16B0074; Sat, 23 Apr 2022 07:33:42 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 8A2626B0075; Sat, 23 Apr 2022 07:33:42 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from relay.hostedemail.com (relay.hostedemail.com [64.99.140.26]) by kanga.kvack.org (Postfix) with ESMTP id 793DF6B0073 for ; Sat, 23 Apr 2022 07:33:42 -0400 (EDT) Received: from smtpin06.hostedemail.com (a10.router.float.18 [10.200.18.1]) by unirelay06.hostedemail.com (Postfix) with ESMTP id 5A67325958 for ; Sat, 23 Apr 2022 11:33:42 +0000 (UTC) X-FDA: 79387933884.06.C97E6DF Received: from mail-qt1-f176.google.com (mail-qt1-f176.google.com [209.85.160.176]) by imf28.hostedemail.com (Postfix) with ESMTP id A539EC000F for ; Sat, 23 Apr 2022 11:33:37 +0000 (UTC) Received: by mail-qt1-f176.google.com with SMTP id hf18so7254292qtb.0 for ; Sat, 23 Apr 2022 04:33:41 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:date:from:to:cc:subject:message-id:references :mime-version:content-disposition:in-reply-to:user-agent; bh=xhkxBApasO2KYhvHt3jPbkNJA2T8yl9BqHMlLP4VXpA=; b=vFRJEo6wa+ZnE64oXXS+Ekf02L6tYd164hSq0xwupKcIIAaZkrPytorRKWe/mKHG9j QmCanulio5binravn5sdEmtKPOSiz/CAwLWTRkPxrTGYtXOp6GpDTfy53C6FcoLvG1Kh mpPLy9K76U76hcF8MI/mPlpXr/qJYUN9GiPgY0SkvQ+7L07Oxwu9nbg2eNpOH72Ue8FZ RbJj+/U+bqBDAvW0HhU/Y8nYxpE68B1eBfPyngv1S9bkoBSepXEfKE/cZz5UEqyX0C9u elAGj8+FY/Aq/rqYhZC2ocboP2E3qmTfOBY06IaBf9T/3pyYQWLQN4RKooSCi3TZdYCC 9jOw== X-Gm-Message-State: AOAM532YdpNgNNBdgu/G7UA5DuLk6/SZhjxBkX8btb6x/hcyvngxwtgm 7wcm1zFIfYlYCtXVJ/xik8w= X-Google-Smtp-Source: ABdhPJyTDRaw9GNoMENM7hOpIRsOmrMFpvF7BqSNK1AB6k5OCH3BUx2HEWRwgYXzOpTwZ6Z9u0rn+g== X-Received: by 2002:ac8:5f06:0:b0:2f1:f657:eb3a with SMTP id x6-20020ac85f06000000b002f1f657eb3amr6143327qta.151.1650713621146; Sat, 23 Apr 2022 04:33:41 -0700 (PDT) Received: from dev0025.ash9.facebook.com (fwdproxy-ash-000.fbsv.net. [2a03:2880:20ff::face:b00c]) by smtp.gmail.com with ESMTPSA id g4-20020ac87d04000000b002e06b4674a1sm2998837qtb.61.2022.04.23.04.33.40 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sat, 23 Apr 2022 04:33:40 -0700 (PDT) Date: Sat, 23 Apr 2022 04:33:38 -0700 From: David Vernet To: Roman Gushchin Cc: akpm@linux-foundation.org, tj@kernel.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org, cgroups@vger.kernel.org, hannes@cmpxchg.org, mhocko@kernel.org, shakeelb@google.com, kernel-team@fb.com Subject: Re: [PATCH 2/5] cgroup: Account for memory_recursiveprot in test_memcg_low() Message-ID: <20220423113338.yu6inrn2w5zmm3j6@dev0025.ash9.facebook.com> References: <20220422155728.3055914-1-void@manifault.com> <20220422155728.3055914-3-void@manifault.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: User-Agent: NeoMutt/20211029 Authentication-Results: imf28.hostedemail.com; dkim=none; dmarc=none; spf=pass (imf28.hostedemail.com: domain of dcvernet@gmail.com designates 209.85.160.176 as permitted sender) smtp.mailfrom=dcvernet@gmail.com X-Rspamd-Server: rspam06 X-Rspamd-Queue-Id: A539EC000F X-Rspam-User: X-Stat-Signature: joskrgpp83pgt7i7yezqbnsy3w4ncu9u X-HE-Tag: 1650713617-600330 X-Bogosity: Ham, tests=bogofilter, spamicity=0.000004, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: On Fri, Apr 22, 2022 at 04:06:35PM -0700, Roman Gushchin wrote: > Hopefully no one has a mountpoint with the memory_recursiveprot name :) Heh, good point. I considered adding another root-level cgroup.features file to match the features specified in /sys/kernel/cgroup/features, but ultimately decided it wasn't warranted given that it just duplicates the information in /proc/mounts.