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=-4.1 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE, SPF_PASS autolearn=no 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 AA29AC3B186 for ; Wed, 12 Feb 2020 23:06:43 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 7CBAB21569 for ; Wed, 12 Feb 2020 23:06:43 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1581548803; bh=/DTM3tuBfNcqOdOs7khZQoo5hKkjgvInIUwodckq8Tw=; h=Date:From:To:Cc:Subject:References:In-Reply-To:List-ID:From; b=G1IViWmmH2NtJEcpR+74NUPuHuV8jWceGOfqHf9faAl6FfQag9/7RW6pzMvAImJHe dDef4Qzy/SRq69V3cx9Igcdjo3xgVNdKaeBGlxPEcJwtwwmbAg8YF6qogy8oFbE+Wb 2+s4Vk2gUrDuUVetQoljl3tbXeUR3RMeCFaEh9Qc= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729256AbgBLXGm (ORCPT ); Wed, 12 Feb 2020 18:06:42 -0500 Received: from mail-qk1-f193.google.com ([209.85.222.193]:46305 "EHLO mail-qk1-f193.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727692AbgBLXGm (ORCPT ); Wed, 12 Feb 2020 18:06:42 -0500 Received: by mail-qk1-f193.google.com with SMTP id u124so3328411qkh.13; Wed, 12 Feb 2020 15:06:41 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=sender:date:from:to:cc:subject:message-id:references:mime-version :content-disposition:in-reply-to; bh=jrnsMbO/zuCHlgaM/a/FjOvE1m1S8Xf2JYCWP8EYCzM=; b=j25pRrxQLvVZl/hEdj5hXOzR1QKKISX1INcpFeUQwW54ZkvXglE2Q8is0HTnPgMVhY +rrllujU687I53A7vCShJl/TveRHUdGZ7FLptbaNixQzozpWPI0q2u00LR0jlKDRjkuP d0JFMpSmy6fiaW+th1QywF2c8Kw4Qq1NGxrlOZvw6+qow4skZ3y1Ywg9vLEP/OLLL+uH tvDX3ICWcLknKYTPQoH6mOUomjQnTai2SXty1W3W1b0zZ35Oqj3GFmY81AZurUAiiUWR 5zka7dCR9XMARQQxkUKkhslnuVIlmbsMgSRGtPvWpe/4ckBcScSgES52ks4wZSQK18sd MsTQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:sender:date:from:to:cc:subject:message-id :references:mime-version:content-disposition:in-reply-to; bh=jrnsMbO/zuCHlgaM/a/FjOvE1m1S8Xf2JYCWP8EYCzM=; b=jCpO0mq4tiS60s+0tvdbwId92LqygdA0JJmgGwn0/NJwN05lbpdg1u5w//fY0E2XYv nlYI5m8qPwi9yQFQrc7Nxq3nnUT15QXEWjLQNJwHgd0l86bp/JyAaEMy18wfsGztu8aN VJOHMquqlidFbxGhXUbunYfpfZJm/HE1k24wuc1aqqSEOWmVXjTae9bw9ziOBmxMjgJr BQJZSl/f+7sf9hGo2wakzkBgNJ2GFb0ib74HQeXc2X/Ian4voOgZe5/or+PtM7BxR8YI 04zyihQ51Bv1vNWhwPCnY8YOauGs2I/zgiPogaLVdstuDKbUAKGgDax3WtSm7Hz0HfVH UJrg== X-Gm-Message-State: APjAAAXQ29A28l0omkOyEVFsNQP8/X90MgZJUu+cZh0BulN/yG7XhNfe OzjUXNGBVYGHMUXQYYwuPRY= X-Google-Smtp-Source: APXvYqzyupirnc7FNqs6+23Z+NrOu4SQsRZxZIR/DBtolDAuCBUvyT7P4LDYC1xY7Hzx8LVsTZx3Cg== X-Received: by 2002:a37:4894:: with SMTP id v142mr9221211qka.220.1581548801036; Wed, 12 Feb 2020 15:06:41 -0800 (PST) Received: from localhost ([2620:10d:c091:500::1:985a]) by smtp.gmail.com with ESMTPSA id b7sm224522qka.67.2020.02.12.15.06.40 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 12 Feb 2020 15:06:40 -0800 (PST) Date: Wed, 12 Feb 2020 18:06:39 -0500 From: Tejun Heo To: Dan Schatzberg Cc: Jens Axboe , Li Zefan , Johannes Weiner , Michal Hocko , Vladimir Davydov , Andrew Morton , Hugh Dickins , "open list:BLOCK LAYER" , open list , "open list:CONTROL GROUP (CGROUP)" , "open list:CONTROL GROUP - MEMORY RESOURCE CONTROLLER (MEMCG)" Subject: Re: [PATCH 1/2] mm: Charge current memcg when no mm is set Message-ID: <20200212230639.GC88887@mtj.thefacebook.com> References: <20200205223348.880610-1-dschatzberg@fb.com> <20200205223348.880610-2-dschatzberg@fb.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20200205223348.880610-2-dschatzberg@fb.com> Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Wed, Feb 05, 2020 at 02:33:47PM -0800, Dan Schatzberg wrote: > This modifies the shmem and mm charge logic so that now if there is no > mm set (as in the case of tmpfs backed loop device), we charge the > current memcg, if set. > > Signed-off-by: Dan Schatzberg Acked-by: Tejun Heo Thanks. -- tejun