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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 1A7CECA0ECB for ; Mon, 11 Sep 2023 21:59:58 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S235614AbjIKV6M (ORCPT ); Mon, 11 Sep 2023 17:58:12 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:50054 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S244045AbjIKSz6 (ORCPT ); Mon, 11 Sep 2023 14:55:58 -0400 Received: from mail-pf1-x434.google.com (mail-pf1-x434.google.com [IPv6:2607:f8b0:4864:20::434]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id CB0161B6; Mon, 11 Sep 2023 11:55:53 -0700 (PDT) Received: by mail-pf1-x434.google.com with SMTP id d2e1a72fcca58-68fba57030fso1321210b3a.3; Mon, 11 Sep 2023 11:55:53 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20221208; t=1694458553; x=1695063353; darn=vger.kernel.org; h=in-reply-to:content-disposition:mime-version:references:message-id :subject:cc:to:from:date:sender:from:to:cc:subject:date:message-id :reply-to; bh=X4v+SVoqNGZrG3L1cc4+LLVgiWOB/yAKVlnaBwPQuJw=; b=fz1HmgzBMAHgvVObDmRvxhxfYOheslakSWVMIuXQb011jPTOl0M8vxXl4WKNFkOsQD ABO1fQ7V1zR6uvTo8XcYn7zoMwjuohsnNtr3OUmiRm7/O4oAwsMcgKzrB0LxlcdfrYwq FqNQQuc8WNJULf8A2ELczvMXnHRuJjR84m13WEm42SdLBKF97ZUGszojL1jj+gMg+61y 2HJ3R7IZEmfOLIL5bR6lwSTwC0byNROG69BI4VjQE4OOL1JuIrGzYQe1SAL4o3OI4Dv8 8Z0F9wXREizzvRpa84Whr1NpWUpPAVGBXD7wqrbsfv3Q8NX+gBufmtVQM727R6jXXrc9 y0vg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1694458553; x=1695063353; h=in-reply-to:content-disposition:mime-version:references:message-id :subject:cc:to:from:date:sender:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=X4v+SVoqNGZrG3L1cc4+LLVgiWOB/yAKVlnaBwPQuJw=; b=iGl6R8oH7SAylUSlDlyCnVxp9Jwi/kcisKrBZ8+d1LK5F6YaOSRjowLMhj1zMEA9m9 U3C5ATC8iJnS5xQCwkJzM+a4weeLXAo8KCW+gwj1tl1kaErPZbQQFSHPVX4rSrAfVgr2 MVBlgHY+U91vDjjwwm538sJuS4kFttZVc59Wkv3XGxRqjiGldy3I7KnVQKYb2snnstkL t5Qc06pL5iyBDiemwuZpsqcFngtz2S3hnyZnrEEUsU/20kjBtrdp6b3U2OjNvd0H5zIo icIsO9kcgmg75CIuhq8dIePhx2zJS9P0BuBpycw+iv3wu/Z0EADyEo2Y5XOSMRWIm9oe LKIQ== X-Gm-Message-State: AOJu0YzMXmK+jqH+lv+rsYfClWixm8xSzh37Y4+Tada0/Y7Vi5TB+Ivd dscrQ74HJ9o/R6xt/FnHRYsMYOjWxa/eDA== X-Google-Smtp-Source: AGHT+IEorBOJmt+LDA4QY7gxpy//vazvi1cD7qOl3PDBlyGrzPrLA6zDS+OwMSagdNQj9a2OZaemfQ== X-Received: by 2002:a05:6a20:842a:b0:134:9f4e:623f with SMTP id c42-20020a056a20842a00b001349f4e623fmr10184955pzd.14.1694458553196; Mon, 11 Sep 2023 11:55:53 -0700 (PDT) Received: from localhost (dhcp-72-235-13-41.hawaiiantel.net. [72.235.13.41]) by smtp.gmail.com with ESMTPSA id j10-20020aa7800a000000b006661562429fsm6085648pfi.97.2023.09.11.11.55.51 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 11 Sep 2023 11:55:51 -0700 (PDT) Sender: Tejun Heo Date: Mon, 11 Sep 2023 08:55:50 -1000 From: "tj@kernel.org" To: "Yakunin, Dmitry (Nebius)" Cc: "cgroups@vger.kernel.org" , "linux-kernel@vger.kernel.org" , "linux-mm@kvack.org" , NB-Core Team , "hannes@cmpxchg.org" , "mhocko@kernel.org" , Konstantin Khlebnikov , Andrey Ryabinin Subject: Re: [RFC PATCH 1/3] cgroup: list all subsystem states in debugfs files Message-ID: References: <20230911075437.74027-1-zeil@nebius.com> <20230911075437.74027-2-zeil@nebius.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20230911075437.74027-2-zeil@nebius.com> Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Mon, Sep 11, 2023 at 07:55:15AM +0000, Yakunin, Dmitry (Nebius) wrote: > +static void mem_cgroup_css_dump(struct cgroup_subsys_state *css, > + struct seq_file *m) > +{ > + struct mem_cgroup *memcg = mem_cgroup_from_css(css); > + > + seq_printf(m, "mem_id=%u memory=%lu memsw=%lu kmem=%lu tcpmem=%lu shmem=%lu", > + mem_cgroup_id(memcg), > + page_counter_read(&memcg->memory), > + page_counter_read(&memcg->memsw), > + page_counter_read(&memcg->kmem), > + page_counter_read(&memcg->tcpmem), > + memcg_page_state(memcg, NR_SHMEM)); > +} Can you please take a look at drgn (https://github.com/osandov/drgn) and see whether that satifies your needs? We can easily add drgn scripts under tools directory too (e.g. iocost already does that). Thanks. -- tejun