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=-18.3 required=3.0 tests=BAYES_00,DKIMWL_WL_MED, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,USER_IN_DEF_DKIM_WL autolearn=ham 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 949F7C433E0 for ; Tue, 16 Mar 2021 16:25:39 +0000 (UTC) Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by mail.kernel.org (Postfix) with ESMTP id 1E08C64EFC for ; Tue, 16 Mar 2021 16:25:39 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 1E08C64EFC Authentication-Results: mail.kernel.org; dmarc=fail (p=reject dis=none) header.from=google.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=owner-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix) id A458A6B006E; Tue, 16 Mar 2021 12:25:38 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id A1C836B0070; Tue, 16 Mar 2021 12:25:38 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 8BDA16B0071; Tue, 16 Mar 2021 12:25:38 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from forelay.hostedemail.com (smtprelay0223.hostedemail.com [216.40.44.223]) by kanga.kvack.org (Postfix) with ESMTP id 6F3C96B006E for ; Tue, 16 Mar 2021 12:25:38 -0400 (EDT) Received: from smtpin25.hostedemail.com (10.5.19.251.rfc1918.com [10.5.19.251]) by forelay05.hostedemail.com (Postfix) with ESMTP id 2B84D181AF5FA for ; Tue, 16 Mar 2021 16:25:38 +0000 (UTC) X-FDA: 77926263156.25.3724BC9 Received: from mail-lf1-f51.google.com (mail-lf1-f51.google.com [209.85.167.51]) by imf11.hostedemail.com (Postfix) with ESMTP id 5999F20053FC for ; Tue, 16 Mar 2021 16:25:32 +0000 (UTC) Received: by mail-lf1-f51.google.com with SMTP id d3so63304239lfg.10 for ; Tue, 16 Mar 2021 09:25:32 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20161025; h=mime-version:references:in-reply-to:from:date:message-id:subject:to :cc; bh=TPPV6ZX3Tdhvd5ax8oWrAMyN2NntSRwXfaI6WubILUM=; b=GqzIDfmCJYvYrFRGXeic57AzgBH3b1U4AAYEYp2J5pjfw4f/EnP9cLB/T6t1r6TAVg tMrVgaaocuUTM4D5JtLmSuQIu2yoT7UwXVom1It5Gr99hKftdLRf8bFHTTW90fpDcSxG LAklID4UlfQ5039uo09+40JkCw6EmElu4y5DRj8kxbylRlUp4Q2u5Vdg5DPlB9Pd0Bi2 T4/d+1t2uvMESJRFgocJF9lvTDwHRjPJUtXR2rDn4rU3r5/Gp0EtxNgynOSacujSpjVU vmQw90Z074wG2SsY7t61SI+FYrKEojLMY+5Ts4h8dkCyGw/ZjTFaDaYPYDf/Dcb5Mjhn wp0w== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc; bh=TPPV6ZX3Tdhvd5ax8oWrAMyN2NntSRwXfaI6WubILUM=; b=c09naOqUgQC9IoGtHJDpWnvq5VGDXU6bsAFST2s/6QSOgFCYE5bxAcF4i3u+YxGN3+ D0I8lxh6rZUWvjkeISm/oi8EgHgYQwM+6igY2QeGvX+SlfRl9/aLLtO31FvltszN8ibT vZRXxNjkXKvtKwDrhahVDkQM1yZoDC/iULHihOCemajyIBmyPTy4eZs6c+k6nThvzuT1 7tlYKzb/2tgPCmiQ2zVnIKOuwliDZYtWjCmYbyvvHAjcI5WGSR3BlYZV/L4f2nBu7ZNM r7WxaxnwdN3hZ+FMOaZD9Ayl5OuMPKCqZy6UC4e4SBq61QB5ansDjjvaXqulEA0gGQzN Qqyw== X-Gm-Message-State: AOAM533S9hKTWIXS0L3u9gkqutzwUk2KC+bY0cgx0qspLwwC+9Hl2MCf 7riliMdymYlXr/zWzWXF81KiKmvL/bHslkX+pfeTLg== X-Google-Smtp-Source: ABdhPJwQax98b9r+LloLeVzpURQWBJz/Z6VclirjaaFs0GEYtgmAXB7YpLkqvIrfK/L8srjer8T+p/MPbsW3QvkKVXk= X-Received: by 2002:a19:f50e:: with SMTP id j14mr11828246lfb.299.1615911930635; Tue, 16 Mar 2021 09:25:30 -0700 (PDT) MIME-Version: 1.0 References: <20210316153655.500806-1-schatzberg.dan@gmail.com> <20210316153655.500806-4-schatzberg.dan@gmail.com> In-Reply-To: <20210316153655.500806-4-schatzberg.dan@gmail.com> From: Shakeel Butt Date: Tue, 16 Mar 2021 09:25:18 -0700 Message-ID: Subject: Re: [PATCH 3/3] loop: Charge i/o to mem and blk cg To: Dan Schatzberg Cc: Jens Axboe , Tejun Heo , Zefan Li , Johannes Weiner , Andrew Morton , Michal Hocko , Vladimir Davydov , Hugh Dickins , Roman Gushchin , Muchun Song , Alex Shi , Alexander Duyck , Chris Down , Yafang Shao , Wei Yang , "open list:BLOCK LAYER" , open list , "open list:CONTROL GROUP (CGROUP)" , "open list:MEMORY MANAGEMENT" Content-Type: text/plain; charset="UTF-8" X-Stat-Signature: q7eorif3hm65mt8qsbensut6jai7aw47 X-Rspamd-Server: rspam02 X-Rspamd-Queue-Id: 5999F20053FC Received-SPF: none (google.com>: No applicable sender policy available) receiver=imf11; identity=mailfrom; envelope-from=""; helo=mail-lf1-f51.google.com; client-ip=209.85.167.51 X-HE-DKIM-Result: pass/pass X-HE-Tag: 1615911932-552396 X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: On Tue, Mar 16, 2021 at 8:37 AM Dan Schatzberg wrote: > [...] > > /* Support for loadable transfer modules */ > diff --git a/include/linux/memcontrol.h b/include/linux/memcontrol.h > index 0c04d39a7967..fd5dd961d01f 100644 > --- a/include/linux/memcontrol.h > +++ b/include/linux/memcontrol.h > @@ -1187,6 +1187,17 @@ static inline struct mem_cgroup *get_mem_cgroup_from_mm(struct mm_struct *mm) > return NULL; > } > > +static inline struct mem_cgroup *get_mem_cgroup_from_page(struct page *page) > +{ > + return NULL; > +} The above function has been removed.