From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from outbound-ip168a.ess.barracuda.com (outbound-ip168a.ess.barracuda.com [209.222.82.36]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id ECE1D1B7F4; Thu, 4 Apr 2024 09:53:22 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=fail smtp.client-ip=209.222.82.36 ARC-Seal:i=2; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1712224422; cv=fail; b=l8tzNhF7aCGFDEdbJaNhX8drCcXceBHYzzQBjZkpnqbtYoONvfr9DNWVbSI7ZBc9r3y+xiX1yFpjyHP3ORGs6AXOZUbB35WsZ/DKoM2DmhFBo2wcyx9dS2++TBsIpwv3yQLD6wEb/qHo2zKe29xAnDbI6BbAGws9KXhJSayOH0A= ARC-Message-Signature:i=2; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1712224422; c=relaxed/simple; bh=rGYxBi98yFVVoG9PTZb8NB5eFIi10bn5jN+p2XaWZPc=; h=From:To:CC:Subject:Date:Message-ID:References:In-Reply-To: Content-Type:MIME-Version; b=V0jcxsghlwZXA3F/UKmOjaEwMAa1R+/qREqQKkXLjH1GKdxG4eX5HFc19YqNsiH5oUhaKHO+u4u32unNVz9k7YfmDijZJ9BxU5iXZzkrId9/Kkjc0F7qhLF9tZ2uhNjaO1cgZmy0vIzAofVi9kDCkrMTRMtXryn0m1MPxN2nxy0= ARC-Authentication-Results:i=2; smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=ddn.com; spf=pass smtp.mailfrom=ddn.com; dkim=pass (1024-bit key) header.d=ddn.com header.i=@ddn.com header.b=TO/6z69n; arc=fail smtp.client-ip=209.222.82.36 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=ddn.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=ddn.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=ddn.com header.i=@ddn.com header.b="TO/6z69n" Received: from NAM02-DM3-obe.outbound.protection.outlook.com (mail-dm3nam02lp2041.outbound.protection.outlook.com [104.47.56.41]) by mx-outbound45-126.us-east-2c.ess.aws.cudaops.com (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NO); Thu, 04 Apr 2024 09:53:13 +0000 ARC-Seal: i=1; a=rsa-sha256; s=arcselector9901; d=microsoft.com; cv=none; b=XzKCJXXmfY6xeMGlHu2vf4c+5snyECLLHADkT8dH5zSWFuUNyauK0HE44yt8pCWWCUO/FkVdArYcWGZ1ODxcKY0URaLiVvoXTP5ufviXraUDv6zJ/M0iYg3+NBUOl/Awwlg2z9Bqe7NxLnYrfnJfAUZM4/WzyHoQuWbq35XrGK5K/QkAbSajUKsXgJT4ajy+A++Boh92M/cobD2AqsUV076VzzrGlz/SWDS81Nzvow0yWLCfJ/xGOqe+GBlvIfb3kFyFl4fqVg9HjX89QOx2mk24ELoW8sbPVPwo+pnRI0oq+6jNDZUR6EXmMERmHtOvLZcO1YWT0mMFAWk0RbMkXw== 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=rGYxBi98yFVVoG9PTZb8NB5eFIi10bn5jN+p2XaWZPc=; b=eycfn7PgvRY5NXBvPL52wNNlkYoqEZzc5JXyWwFSMnfGrLU3+ONZpi6nY0Pfk1E4MPdn/Yac7O3rgsHvYQZ4e8IpaQ0iUkiJzEiwDo/BMrPr6xDGYbH8AQS9h6y5jv3e5nKDEeZ1PjauczdcBrU9tEzUozvOBG+UZFFY5Apo2mqwNQERoiK2dnqQRnsbSW8HoN2aJNiqGFLs2Ugo5yK9Vqf1gvH+KyreXuzBXqYnx5LFOJAArowHegV+QC0ecBQYJLJgTteisMsqGfCBqKoU4puJt6M5shWtFvk+GNbqMDegMiA8fTGMEo2EZP48vMqgn8sLadWHqOEXPQGor2GQJA== ARC-Authentication-Results: i=1; mx.microsoft.com 1; spf=pass smtp.mailfrom=ddn.com; dmarc=pass action=none header.from=ddn.com; dkim=pass header.d=ddn.com; arc=none DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ddn.com; s=selector2; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=rGYxBi98yFVVoG9PTZb8NB5eFIi10bn5jN+p2XaWZPc=; b=TO/6z69nGkLrMzTaFWkdfZTU4ZiIfwJYrUW98e5xORJy46xxf0q5fugxM2Zbac4enNonzmOy0N/x3gt2BKVqcgoCKhq2cyK4ePMU5O1Tdb3VhXGonaEBTGnMTLe5HN+buQmiF0nSvNXp/vLx6BB9syt8D6TtypVmWxRCoeGC97U= Received: from DS7PR19MB5711.namprd19.prod.outlook.com (2603:10b6:8:72::19) by CY8PR19MB7618.namprd19.prod.outlook.com (2603:10b6:930:70::18) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.7409.46; Thu, 4 Apr 2024 09:53:11 +0000 Received: from DS7PR19MB5711.namprd19.prod.outlook.com ([fe80::8a58:247b:a09d:ede2]) by DS7PR19MB5711.namprd19.prod.outlook.com ([fe80::8a58:247b:a09d:ede2%6]) with mapi id 15.20.7409.042; Thu, 4 Apr 2024 09:53:11 +0000 From: Dongyang Li To: "hch@lst.de" CC: "linux-fsdevel@vger.kernel.org" , "linux-nvme@lists.infradead.org" , "axboe@kernel.dk" , "josef@toxicpanda.com" , "lsf-pc@lists.linux-foundation.org" , "joshi.k@samsung.com" , "martin.petersen@oracle.com" , "kbusch@kernel.org" , "linux-block@vger.kernel.org" Subject: Re: [Lsf-pc] [LSF/MM/BPF ATTEND][LSF/MM/BPF TOPIC] Meta/Integrity/PI improvements Thread-Topic: [Lsf-pc] [LSF/MM/BPF ATTEND][LSF/MM/BPF TOPIC] Meta/Integrity/PI improvements Thread-Index: AQHaaQmqs4xTfFwV8Umi6fEJWz7IwbFVA82AgABmiwCAAUuvgIAAAMuAgAFi5QA= Date: Thu, 4 Apr 2024 09:53:10 +0000 Message-ID: <960abc87208c55c74ba18c1ff0ae63921beb8624.camel@ddn.com> References: <0c54aed5-c1f1-ef83-9da9-626fdf399731@samsung.com> <20240403124255.GA19272@lst.de> In-Reply-To: <20240403124255.GA19272@lst.de> Accept-Language: en-GB, en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: user-agent: Evolution 3.50.3 x-ms-publictraffictype: Email x-ms-traffictypediagnostic: DS7PR19MB5711:EE_|CY8PR19MB7618:EE_ 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:DS7PR19MB5711.namprd19.prod.outlook.com;PTR:;CAT:NONE;SFS:(13230031)(7416005)(1800799015)(376005)(366007);DIR:OUT;SFP:1102; x-ms-exchange-antispam-messagedata-chunkcount: 1 x-ms-exchange-antispam-messagedata-0: =?utf-8?B?U0RvRFc2Z0lNSDNRUi82eGVaY2JjYklVei9EdXVaNHhONzBXQXpqMks5aVNX?= =?utf-8?B?NmkvOWJvTFhXWEJ0MHBhKytIeHo4c0t1WkZKUUpvcUxsWjdNUzdxVmQ5OEcy?= =?utf-8?B?bVgxQStJL1lxbFFKREgwRXZXeHVHcE5SWGRUOVhMc3J2Q2FPa0doc0dVM2M4?= =?utf-8?B?ZEttbUVFb1o2TVdmQVFLM3BabWROR2NvOFczYVJ4ckxWaFA1VFpSTmZwdWwx?= =?utf-8?B?Yk51VjVjaGF0dEdSbDV5cmpZWERxUFB5MWRmWXQ4ZGpTWmNLaWp1WjNjUEdX?= =?utf-8?B?bllXMXpxQitIMFJ6eDd2T2hBSHpCbUt1QWx1Z1ZDcVd0OGsxZzNPclpIbm8r?= =?utf-8?B?cmVrejlqY2t3bzJRaXdLZzVmeXR2U1o3TWo2eWtpa05rWEd1TGgzaVdGMTR4?= =?utf-8?B?cTNQTEp6dkxGNlNnOTBEcS81MnF0QzZueDVaOGthRFhFK3diUm10T0ZuUFZ1?= =?utf-8?B?R3JZcm9oaVVYTDBJSzhPekpod0pNQ2NKbmd5NzltSUc1YXFEMGVKL1g0bVh1?= =?utf-8?B?WkNkdkJBQ1JZMktPSG91d2lZN1JUOThFWHZENXpvanlkdXp3TDNtRk9iL3d2?= =?utf-8?B?RHVvb1VQQTlhWEFpU2w5QWw0RGhWUnIzOG1nVDBYeVJFakszaU9rUGJzcit5?= =?utf-8?B?UGJVdXN0d2NWZUIrMnFyWThNTXBTVVhZK2ExWUVKMDhHNDducTlLRTZlU3NG?= =?utf-8?B?a2ZEQWFCeGhPejBDZmVxNi9DM3hZQnI2WkxCT0RqYXdjRnVRMG9iZFBXcG5u?= =?utf-8?B?dWVBaEIvWkoxMjZic0Y0Y0JqZDVjV3I4VnZQWFgySlZaOVBrNmFubXdCY0tI?= =?utf-8?B?WExKclZMWk5TdjdYenp3MkFDdldvV25RU2FLS003MmJIMnFGN2VrZmdFU0ox?= =?utf-8?B?N1pxanNXNnNNZUZjeE9BdUZ0ZTlHTUVYVEkzUTlQcDNsZVB3NWZmWE5yaWdE?= =?utf-8?B?RTV5bjdhdWtrY2FlTnRNSzVNdndTMXU2SWZVRUgzZyt1Vlp1QXJWSFF0RVlS?= =?utf-8?B?d1VENDlCZEZIL3hZYTFFREhPSmFQTkRTT1Z3aHJ6N09uV2hxMFNrekppSUtq?= =?utf-8?B?cjFKRndPK29Mb2ErdlV0R1lWQW1ucDlPSklqczhJR3hZVlU3bmhQOGVVeXRD?= =?utf-8?B?dTllYlBNUzN6U0RpQjAxR2tyL3VyVk5PNzE0U3I3VGMwNjQ3cjN3cDYzK1Ji?= =?utf-8?B?eDl5WFZJOVhPcnBadTJQMHV4WjIrbEIwWWNvTVVob0t0VkM1RFVUTlpSZXgy?= =?utf-8?B?L05penV0TEt6bU5CeXJtMUVqTzRtN25zdDNYNHV1b3FSa1VKcjRMcnZxeUY5?= =?utf-8?B?b00zZ3RGYUNxWGpTa2hVdlp6elp6c3Q3TUlianR5MlpUYXpxTHEySjlHbDNm?= =?utf-8?B?K2IwdkxaVmFDY3loL2Z5YVZYdjk5bG1Jdm9GNzcyVjdUN1NhOXdRby9qNHJw?= =?utf-8?B?ekpTellWYXpiYXhXY1VHR0FqVXVLcGRrZ1dLbkM3b2xlaFVNazh3cUM2cTFM?= =?utf-8?B?MFRUWmF4TG9wNVF6SXVFRFdkdDYwdnB6ZXFjMmxWOFQvRTJqbXBDdS9neW5n?= =?utf-8?B?SWRlU1hqY1B1RVVEY0VCaXc1RmpTZENLYnZrdmdTQlNWR2dBMmZSNi9zOXVD?= =?utf-8?B?VXdBVy9UWEJqcUJFdE15UzNPd3VqUTY5dUprUnRkbVVyUE1ydjVXNWxtYkRo?= =?utf-8?B?by9sVjR4Q0FqWm1Ha01EdURJR2N3N3BoOURqYnAyektkQWJoYkpYSXVFWUtC?= =?utf-8?B?L1pyY1p1dDc5bW5nNkVRSG9PcVh5aG9xRVdvNXprQytnZUNKWWJOVU9oYUpB?= =?utf-8?B?T09BSUJhd0FJUmM2dEVINXY4ZXdNb2JBOG9LTjVueGNaK2tmNEVkT2FvTzMy?= =?utf-8?B?YytZWXVuc3czQk1ja0lucldyVzYrYVZ6Q2tSYUZ1OHBmNmd1WTlsZWRPQkdz?= =?utf-8?B?WXloR01CYk5zcEpRRitxNGFQRUsxWDM0Z2xMVVRhdlZraFU3OG10UHdWUFZv?= =?utf-8?B?d2FVZG9hT2JtaTlrdngwTmR0cmU3V3lwcnlYK05xR1VKdy9yZ2hGM2MxZVps?= =?utf-8?B?RzhJQnZIVk9xaENBSiszMjlUV253SitvdDNoWDhqS1hSSGltM095VTFhU0RJ?= =?utf-8?Q?jTR/bPP9w82u1CngMF3RqH1XK?= Content-Type: text/plain; charset="utf-8" Content-ID: <296A2BE6A7FEB64FA4F6F31735157BF1@namprd19.prod.outlook.com> Content-Transfer-Encoding: base64 Precedence: bulk X-Mailing-List: linux-block@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-MS-Exchange-AntiSpam-ExternalHop-MessageData-ChunkCount: 1 X-MS-Exchange-AntiSpam-ExternalHop-MessageData-0: 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 X-OriginatorOrg: ddn.com X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-AuthSource: DS7PR19MB5711.namprd19.prod.outlook.com X-MS-Exchange-CrossTenant-Network-Message-Id: 7d5379c0-2dfe-486e-b6bd-08dc548d09b3 X-MS-Exchange-CrossTenant-originalarrivaltime: 04 Apr 2024 09:53:10.9050 (UTC) X-MS-Exchange-CrossTenant-fromentityheader: Hosted X-MS-Exchange-CrossTenant-id: 753b6e26-6fd3-43e6-8248-3f1735d59bb4 X-MS-Exchange-CrossTenant-mailboxtype: HOSTED X-MS-Exchange-CrossTenant-userprincipalname: m5jXX5dKBwzmwtNfa7SrC5bZZbm8bRiboH43vUXg6lAldd26iClH5TZTCJShe8Rl X-MS-Exchange-Transport-CrossTenantHeadersStamped: CY8PR19MB7618 X-BESS-ID: 1712224392-111646-24410-3423-1 X-BESS-VER: 2019.1_20240403.2023 X-BESS-Apparent-Source-IP: 104.47.56.41 X-BESS-Parts: H4sIAAAAAAACA4uuVkqtKFGyUioBkjpK+cVKViamFkBGBlAsMc3Q0NjANNE81T DJ1MgwNc3ExCzFzCQx2SgpySw5xUipNhYAvdD1TUAAAAA= X-BESS-Outbound-Spam-Score: 0.00 X-BESS-Outbound-Spam-Report: Code version 3.2, rules version 3.2.2.255328 [from cloudscan9-178.us-east-2a.ess.aws.cudaops.com] Rule breakdown below pts rule name description ---- ---------------------- -------------------------------- 0.00 BSF_BESS_OUTBOUND META: BESS Outbound X-BESS-Outbound-Spam-Status: SCORE=0.00 using account:ESS124931 scores of KILL_LEVEL=7.0 tests=BSF_BESS_OUTBOUND X-BESS-BRTS-Status:1 T24gV2VkLCAyMDI0LTA0LTAzIGF0IDE0OjQyICswMjAwLCBoY2hAbHN0LmRlIHdyb3RlOg0KPiBJ biBrZXJuZWwgdXNlIGlzIGVhc3ksIHdlIGNhbiBkbyB0aGF0IGFzIHNvb24gYXMgdGhlIGZpcnN0 IGluLWtlcm5lbA0KPiB1c2VyIGNvbWVzIGFsb25nLsKgIFdoaWNoIG9uZSBkbyB5b3UgaGF2ZSBp biBtaW5kPw0KPiANCldlIGRvIGhhdmUgZG0tY3J5cHQsIG52bWUgdGFyZ2V0IGFuZCB0YXJnZXRf Y29yZV9pYmxvY2sgdXNpbmcNCmJpb19pbnRlZ3JpdHlfYWxsb2MoKSBhbmQgYmlvX2ludGVncml0 eV9hZGRfcGFnZSgpIHRvIHNldHVwIFBJIGJ1ZmZlciwNCmJ1dCBJJ20gbm90IHN1cmUgaWYgdGhl cmUncyBhbnkgdmFsdWUgdGhpcyB3aWxsIGJyaW5nLCBsb29rcyBsaWtlDQpiaW9faXRlZ3JpdHlf YWxsb2MvYWRkX3BhZ2UoKSBhcmUganVzdCB3b3JraW5nIGZpbmUgZm9yIHRoZW0uDQoNCkNoZWVy cw0KRG9uZ3lhbmcNCg==