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 A07ADC433F5 for ; Tue, 15 Feb 2022 13:22:21 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id ECE6F6B0078; Tue, 15 Feb 2022 08:22:20 -0500 (EST) Received: by kanga.kvack.org (Postfix, from userid 40) id E835D6B007B; Tue, 15 Feb 2022 08:22:20 -0500 (EST) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id D1D366B007D; Tue, 15 Feb 2022 08:22:20 -0500 (EST) X-Delivered-To: linux-mm@kvack.org Received: from forelay.hostedemail.com (smtprelay0235.hostedemail.com [216.40.44.235]) by kanga.kvack.org (Postfix) with ESMTP id BF49D6B0078 for ; Tue, 15 Feb 2022 08:22:20 -0500 (EST) Received: from smtpin25.hostedemail.com (10.5.19.251.rfc1918.com [10.5.19.251]) by forelay04.hostedemail.com (Postfix) with ESMTP id 739D5901A5 for ; Tue, 15 Feb 2022 13:22:20 +0000 (UTC) X-FDA: 79145078040.25.CA39085 Received: from EUR03-VE1-obe.outbound.protection.outlook.com (mail-eopbgr50107.outbound.protection.outlook.com [40.107.5.107]) by imf14.hostedemail.com (Postfix) with ESMTP id 5FCC910000A for ; Tue, 15 Feb 2022 13:22:19 +0000 (UTC) ARC-Seal: i=1; a=rsa-sha256; s=arcselector9901; d=microsoft.com; cv=none; b=AL0wfjLT9NvJOF3Rh8sE2ackmnYPuuyrrkxKOZQGQVHe72ELh8RjZC4+5PyeUghlun3uE53QrarC2J3C2x0D2bll0HDM75A3Mbse8MpxfqBVxpxtusNiqXDr44sZOfHbm35BbtQBhr0EsNd4VPN+LFUDhXI/fagewZsR+6Jb9ZN4CmWt9B9jNcT/f5QumWtQwb04eqoT6xS+BGPG6i0YUTdocSk/IdO0Bdw1q3gtoD4ofBkuCigjWHsntlg6WFhx2hSedU38rnJJ2FyqDjel01P98fZ1ngMHqFLWdRTRC3tYDR6YiSn3XVmpiKJ9zGYDeWB9JyE6AvJ4HBskVwpvUw== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=microsoft.com; s=arcselector9901; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-AntiSpam-MessageData-ChunkCount:X-MS-Exchange-AntiSpam-MessageData-0:X-MS-Exchange-AntiSpam-MessageData-1; bh=cGI1NfA0J4cgKLFRQHLILdkNbaXX8I23HFOqdp4pHRI=; b=a2J/VchkbYhKT+DdLY4PUjfK3gcLGlwwbBrH/QZvAMNly6Ld/Uo+e8U8VXfOcPkRf43HgqOm71dyX6pBIYqrVabifUSYMa3py3q67T0ieRg46MtbaNzEKBNn6GAqGazZbI1B2/VaiLbekb0cOOpaVy8uQCoD6sXTvfS5reL88Za2Bxa/c5sL+ILvb5oSA5Y+OXW3mnM2YwVk/w0cF1oGXzIheZfEYQo+C6Na3kIjViOW2HM6jBRqBlMrcYhB7uI+NPKGeLk5PwrFiktppmp/XJC/DEzJ1XbIy254fjqfaK1i9XkFgIzxxfA8P+HwbXUnVEORzZGuHxN3PCcsgzZ1Sw== ARC-Authentication-Results: i=1; mx.microsoft.com 1; spf=none; dmarc=none; dkim=none; arc=none DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=virtuozzo.com; s=selector2; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=cGI1NfA0J4cgKLFRQHLILdkNbaXX8I23HFOqdp4pHRI=; b=MdWJjVceHiO/wMjbDXbsNoVFqniVibyYCLjNVfH04T0XGxxsXe+ZbXg07HJ/pjby3nftdqnDuQ+D1oCMp1n0z7Ldq+FDLEIHt5/MXF6qMUJTw70GwG9kFzep0WhA9SvT8+cWH0G7nNto+Dauxb5D7378os7urfXLOwJuVu7eLqI= Received: from AM9PR08MB6241.eurprd08.prod.outlook.com (2603:10a6:20b:281::21) by VI1PR08MB5390.eurprd08.prod.outlook.com (2603:10a6:803:13d::10) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.4975.12; Tue, 15 Feb 2022 13:22:16 +0000 Received: from AM9PR08MB6241.eurprd08.prod.outlook.com ([fe80::3cd8:dbd1:5abd:3884]) by AM9PR08MB6241.eurprd08.prod.outlook.com ([fe80::3cd8:dbd1:5abd:3884%8]) with mapi id 15.20.4975.019; Tue, 15 Feb 2022 13:22:16 +0000 Message-ID: <327b9e92-88bb-d66f-e07c-526161db539b@virtuozzo.com> Date: Tue, 15 Feb 2022 16:22:14 +0300 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:91.0) Gecko/20100101 Thunderbird/91.5.0 Content-Language: en-US From: Vasily Averin To: Linux MM Cc: Roman Gushchin , Matthew Wilcox , Vlastimil Babka Subject: tools/cgroup/memcg_slabinfo.py is broken Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-ClientProxiedBy: AS9PR06CA0164.eurprd06.prod.outlook.com (2603:10a6:20b:45c::15) To AM9PR08MB6241.eurprd08.prod.outlook.com (2603:10a6:20b:281::21) MIME-Version: 1.0 X-MS-PublicTrafficType: Email X-MS-Office365-Filtering-Correlation-Id: 3faf7684-72a7-4f0c-d3f6-08d9f0862f0e X-MS-TrafficTypeDiagnostic: VI1PR08MB5390:EE_ X-Microsoft-Antispam-PRVS: X-MS-Oob-TLC-OOBClassifiers: OLM:751; X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0; X-Microsoft-Antispam-Message-Info: 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 X-Forefront-Antispam-Report: CIP:255.255.255.255;CTRY:;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:AM9PR08MB6241.eurprd08.prod.outlook.com;PTR:;CAT:NONE;SFS:(13230001)(4636009)(366004)(38100700002)(5660300002)(316002)(38350700002)(83380400001)(8936002)(2906002)(66946007)(8676002)(66556008)(66476007)(4326008)(31696002)(36756003)(6506007)(52116002)(2616005)(508600001)(86362001)(6486002)(31686004)(6916009)(26005)(186003)(54906003)(6512007)(43740500002)(45980500001);DIR:OUT;SFP:1102; X-MS-Exchange-AntiSpam-MessageData-ChunkCount: 1 X-MS-Exchange-AntiSpam-MessageData-0: =?utf-8?B?RnYvR01WU2lNQk5GUEYxVEYremtIV2Z3N2o3MXJJdit5SktQSHZKRW9lcDRY?= =?utf-8?B?Q0tNSlFEZDIrZXRUVFFoRjFlU0hWWEVFcHhIdHpRcjRIdldNQituS1U2VmhR?= =?utf-8?B?VmZheDdwQ2tydFFYVlJrbTZHYmVJQmVOcFA3eE04N1h1VFVPc0JvQVEzL0ZZ?= =?utf-8?B?bkRTWkZ6R2x6WU5VSnpsZkQ5dGNlR3dFN0RFaW5lUU9ZOW52S0RwQldWS1lR?= =?utf-8?B?bVNNRThvV0dvcWc5Tk5pTXdyeWJ4YWl0c3oxK0RTRnpWOHVBRFMrZkMvODJK?= =?utf-8?B?emozRmlJWnZIVlVyR2Q3U1JldVliK1BBTHJJU0ZnUkhCUEc4RkNvTFpON1or?= =?utf-8?B?aGNsOUpQcnluVW9WZDV3NkcydUx5SGdYQWt1MnJYbUFRakpML1FrQ2JLRXlK?= =?utf-8?B?NHF0bEtCS2ljTk1lVXRFNjI3cUhkVjhZaXE0VWRHRDVpSHNRNFk5SWR5OTV5?= =?utf-8?B?bGRyUm1nTDFzT2dvd3pjUHk4SEpKWFEwWDI4S0REY3FueDJNL0w2dWJNQ1dZ?= =?utf-8?B?OXhFNkFPdVhhdlVCMndKRzZpbEdjMGxLOTZ2bXE1UmE4VXFzS0pMNzl4WVp5?= =?utf-8?B?cmQrM3NMQVZ6WjRQOVZtSjR2bmcvc3ZmN1VRL1dacUxoRVZGOXVzRllNVDhi?= =?utf-8?B?YnNtTStWMG9xYWxyWURmYVdtSzVxMmd3enUyd1FHSGVLTmhFcDhuRm04dE5y?= =?utf-8?B?QnlRQkxlb0ptd3cvQ2kyQTIwaVQ5bjd5dnFOTXJUaGRBSGlML09NV2cvNmZP?= =?utf-8?B?TFVuemhVMTNEWHR0TGl5MHVrbWtFcXNIb09JeWlvMTUxV2lwOVRUKzhUdnc4?= =?utf-8?B?aXBHMCtJM25KOTJuN2QycDljYmw2Y2FFY2wrMk1rODVVbTVJeHJvbHA5Z0sx?= =?utf-8?B?azFZSXBtaFVpeGFmVm44ZktKUzdTUEFTUEV1TnBkMGlXNXdSanIvNG1ZVXVv?= =?utf-8?B?QkIrUFFNU1RuQ0dFcHJlNnBsNWJ5VWxtaks1K2gySHRNL1YzejN1MXpjcGVz?= =?utf-8?B?aVB2bS83MkN3L1BNdUxXUFZRU1V0ZUgvekF1aWxKWk1VdUQ5SUdxU2FCMExt?= =?utf-8?B?dHZFUXBSV2RuZVhVNnBlZDdtSTZ6WmttVnNLSUpKSWZGQzl3YmlCUFBScElW?= =?utf-8?B?ZXlJOEdYdGZWVzNTa2lwZlZNM0c0emZBQnU4N0hJZGtTRUpnT1lEbEhMWFh3?= =?utf-8?B?UkRRbllKVEJrTUpGSDcyU1NkY0EwMm54YkZDai9TRmJGZlp0ckFYeDYwK1NL?= =?utf-8?B?M3E0VU5UZmlvd2JIbkNSZWthNGE5ZjhCMnlQQ1cyN3dRZXJ4ZEZOb095OVNT?= =?utf-8?B?eVgvWGx0RVh5TTRVZTN3N21NOGpkdkJYSHg0OFpaRTllZ2VtUEpXMTJEcFh1?= =?utf-8?B?eVRKU2NUMTFEdFBvRXNWWXdtM0d5RU5vT29KazBkcmJLa1BrenUvNG44UWx4?= =?utf-8?B?bW43RmtXUENsYkhldVZQWmNrZHF0SldGNHpTb1plNG1NNCtLRG1sNENoQ1Nj?= =?utf-8?B?bk0vQXBnN3dhR2VhQyt0OGJhTnRRMHprRzdrNGdBM2k3RTJQbnd2QWVZc1ph?= =?utf-8?B?Q2QwMUxLcTBqQmdSZnZnQzR1SDZ2RlplVjZDRUdZS2tQZWZJRERWQVAxUGNk?= =?utf-8?B?anIyTGF4Nkl6OGhQUHQrNE52OUJmN21BRlJMRDM4czJ0M1hDUmx2RTV3dm5J?= =?utf-8?B?L1E2cFp0MS9IeEVPQklUby90Y0hxSGRQbmtGUmpCRUduRm1NcFVkaWdDbXNF?= =?utf-8?B?bmlzODArUWdjS1QyOUp2VjFydDNPMllWSmQrNmRIUExVSElsQTlOMEZOMnVo?= =?utf-8?B?MmxtZlRmKzQyNFV4dis5K28vWjZaclZPSUpxb1BSdFVBbnlXcE1GQ3M5OFFL?= =?utf-8?B?TXM3K25yZHJHZGtMTGgyOTV0dWdlbjlERVZmMS82ZE82U1RGdi9sdno3S1RB?= =?utf-8?B?ZlhBbVhMemVjaUs3VVFCNGk5NDhSSWN0OUdUY0NJN3IwS1BQU2c2Q0JrSWhI?= =?utf-8?B?Zk9uUnRSeXBzdDUrWjJ4QkdXNVVyNW12SGxDZUYwakJxQSt4SVZPYzR5bytk?= =?utf-8?B?cXNlT20wQTdHMUc2LzhSUDdtcVNsS2RrbWcyWlJEMDJodEhNczhRbk50ajN3?= =?utf-8?B?TW5RZ2l0S3BrUjZ2ZjZxdkJkN3JjUEd2ODZvTGZOUE1vM0haRXhQQjMyRzZM?= =?utf-8?Q?FBIA1j0VUkGzdRcPD0/3KTc=3D?= X-OriginatorOrg: virtuozzo.com X-MS-Exchange-CrossTenant-Network-Message-Id: 3faf7684-72a7-4f0c-d3f6-08d9f0862f0e X-MS-Exchange-CrossTenant-AuthSource: AM9PR08MB6241.eurprd08.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-OriginalArrivalTime: 15 Feb 2022 13:22:15.9338 (UTC) X-MS-Exchange-CrossTenant-FromEntityHeader: Hosted X-MS-Exchange-CrossTenant-Id: 0bc7f26d-0264-416e-a6fc-8352af79c58f X-MS-Exchange-CrossTenant-MailboxType: HOSTED X-MS-Exchange-CrossTenant-UserPrincipalName: RrBLJ4AD1kLlzr1aKuDlAJU91Nm/A+9PjXcWq1Fmv7h0tdCj+qjCeCc7yBIZnoxNIYF2MKzWpxDN+mGlPztrnQ== X-MS-Exchange-Transport-CrossTenantHeadersStamped: VI1PR08MB5390 X-Rspamd-Queue-Id: 5FCC910000A X-Rspam-User: Authentication-Results: imf14.hostedemail.com; dkim=pass header.d=virtuozzo.com header.s=selector2 header.b=MdWJjVce; spf=pass (imf14.hostedemail.com: domain of vvs@virtuozzo.com designates 40.107.5.107 as permitted sender) smtp.mailfrom=vvs@virtuozzo.com; dmarc=pass (policy=quarantine) header.from=virtuozzo.com X-Stat-Signature: s1aioyca9xowdpy6hcrupxt9me91zink X-Rspamd-Server: rspam11 X-HE-Tag: 1644931339-351450 X-Bogosity: Ham, tests=bogofilter, spamicity=0.000091, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: Dear all, commit 07f910f9b729 ("mm: Remove slab from struct page") broke tools/cgroup/memcg_slabinfo.py script. It was used as replacement of /psys/fs/cgroup/memory/memory.kmem.slabinfo and was used to monitor slab objects related to specified cgroup # ./memcg_slabinfo.py /sys/fs/cgroup/memory/lxc.payload.c9s/ # name : tunables : slabdata Traceback (most recent call last): File "/usr/bin/drgn", line 33, in sys.exit(load_entry_point('drgn==0.0.16', 'console_scripts', 'drgn')()) File "/usr/lib64/python3.10/site-packages/drgn/internal/cli.py", line 133, in main runpy.run_path(args.script[0], init_globals=init_globals, run_name="__main__") File "/usr/lib64/python3.10/runpy.py", line 269, in run_path return _run_module_code(code, init_globals, run_name, File "/usr/lib64/python3.10/runpy.py", line 96, in _run_module_code _run_code(code, mod_globals, init_globals, File "/usr/lib64/python3.10/runpy.py", line 86, in _run_code exec(code, run_globals) File "./memcg_slabinfo.py", line 226, in main() File "./memcg_slabinfo.py", line 199, in main cache = page.slab_cache AttributeError: 'struct page' has no member 'slab_cache' Any ideas how to repair it ? Thank you, Vasily Averin