From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from NAM12-MW2-obe.outbound.protection.outlook.com (mail-mw2nam12on2050.outbound.protection.outlook.com [40.107.244.50]) (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 42D4513AC1; Thu, 29 May 2025 05:29:38 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=fail smtp.client-ip=40.107.244.50 ARC-Seal:i=2; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1748496580; cv=fail; b=Ea5V0k48cVNtX0tpf6pkfSdZTxJzwKWHB5JnzspR7qW6mPKDsNtuX4vg3/GkXjskMIh0tL6mGunCjJweUykNdpnoYqzLsL/nkfVFEi0r6uOy8Koflp2WaivM6EHc6iXR0P2DWLM3LT8dD6Bk75wBW061XjHguxzMJBsliwARECQ= ARC-Message-Signature:i=2; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1748496580; c=relaxed/simple; bh=C+M+TOmeeJ1BEJwYvh3f+RyebBIh+iLAUuzteZRg95E=; h=Message-ID:Date:Subject:From:To:Cc:References:In-Reply-To: Content-Type:MIME-Version; b=MBFzuLc/kAMfxGVvAwN2MQdpqE1iMktvOf+5/cQCXaEmBCRs2LuA+LEBMjJCH+N0mWYbB9eQPyY+6/Cy5tftl/c3a+aLvc3YZ2lPGBRvszjxWW8wBV0lFXYxXDOptlygEPqHnP9CHcwUR/Ox7Ry3lSDnOmA9/NXxmtMG+5CHw0A= ARC-Authentication-Results:i=2; smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=amd.com; spf=fail smtp.mailfrom=amd.com; dkim=pass (1024-bit key) header.d=amd.com header.i=@amd.com header.b=z/KySBh5; arc=fail smtp.client-ip=40.107.244.50 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=amd.com Authentication-Results: smtp.subspace.kernel.org; spf=fail smtp.mailfrom=amd.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=amd.com header.i=@amd.com header.b="z/KySBh5" ARC-Seal: i=1; a=rsa-sha256; s=arcselector10001; d=microsoft.com; cv=none; b=LI94LGIO6ha2ir8FzN5jRGDiQMDgE7sWE3Wbr6k2L8+v16dvLQBACaLuk6C4Z2yLF9rlOAyjv3b5P/Y7gzzx1ChWZGMR+LtfBpylWBeSmvEGg9WSUak1lxATTyQCZFzEIKUiR8i38MkZutxoOoIZcLR3taahEt6AisWtZexmYhnCCX1ldHfrZVcHL6ydZi5rm/Bdre9sFzp4A5qMDGRAgo1B/NSJXQocNXTkm4JJsP9PQ/xIE2JBpP7oJkZnTtJLNmd5JgHQGgDaQNmGJzpsuKj3cmPrDYuW/18jnEpthPzzPj5EwDCABkYjw4Q6oqp1OGoc8dFIzKDy5OtcqZ46fg== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=microsoft.com; s=arcselector10001; 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=QELpkHI0pNN4A+ZvtnsJNnF2RKWRZZRBNMN88P/IYyE=; b=kxcAoWQ9XSkgQHcy399tzf4p1/1BrOM+PMxOGkSth++WTfIs4SvUZDgpFQ9rg4EHCr7KfEmA9NkYT/xn0FfsmFvBr8awnaieMnoeltzw0BB9C2OxkVqLP09RCllgmHpwCA0UAkRMr0Us/DEVUP4oCSMmon77yZeI29g4Ax5CJBQnoxd9JAPP5n+O7Gx+4HLH5dz8MetrInvOHB2QtVaxU3Yvzf/GOqBJXQ9mAHBpDvsAsDkPD1wXzfYg5n6mKoD6upDNcSwQPTJJHEwkvmNAf+HzcYh/L6k+ARvaWv/g97BZOe4odSEX9gQWARUGIn5sTYhvfEmVaH4WZ5gfy+YUCQ== ARC-Authentication-Results: i=1; mx.microsoft.com 1; spf=pass smtp.mailfrom=amd.com; dmarc=pass action=none header.from=amd.com; dkim=pass header.d=amd.com; arc=none DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=amd.com; s=selector1; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=QELpkHI0pNN4A+ZvtnsJNnF2RKWRZZRBNMN88P/IYyE=; b=z/KySBh52ZSLkBTRKFnn4OPoFsnyu54mIu+i6Ipz9IU3N4hwAzxEDn120H7NmzAoRRZBulB/mK6mg8y6EiMb9H81/AIkWFXz++1tQONknH4phQAJh7o/kExx4jjRNCOaiyeESoe8zaIR0NBfl8KTkL0OgA53vdUKYAAVc5uaHiw= Authentication-Results: dkim=none (message not signed) header.d=none;dmarc=none action=none header.from=amd.com; Received: from CH3PR12MB9194.namprd12.prod.outlook.com (2603:10b6:610:19f::7) by SN7PR12MB7884.namprd12.prod.outlook.com (2603:10b6:806:343::18) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.8769.27; Thu, 29 May 2025 05:29:34 +0000 Received: from CH3PR12MB9194.namprd12.prod.outlook.com ([fe80::53fb:bf76:727f:d00f]) by CH3PR12MB9194.namprd12.prod.outlook.com ([fe80::53fb:bf76:727f:d00f%5]) with mapi id 15.20.8769.022; Thu, 29 May 2025 05:29:34 +0000 Message-ID: <91e2985f-0815-4918-b7cf-c593bc2fa96b@amd.com> Date: Thu, 29 May 2025 15:29:23 +1000 User-Agent: Mozilla Thunderbird Beta Subject: Re: [PATCH v2 00/18] PCI device authentication From: Alexey Kardashevskiy To: Lukas Wunner Cc: Jonathan Cameron , Bjorn Helgaas , David Howells , Herbert Xu , "David S. Miller" , David Woodhouse , James Bottomley , linux-pci@vger.kernel.org, linux-cxl@vger.kernel.org, linux-coco@lists.linux.dev, keyrings@vger.kernel.org, linux-crypto@vger.kernel.org, linuxarm@huawei.com, David Box , Dan Williams , "Li, Ming" , Ilpo Jarvinen , Alistair Francis , Wilfred Mallawa , Damien Le Moal , Dhaval Giani , Gobikrishna Dhanuskodi , Jason Gunthorpe , Peter Gonda , Jerome Glisse , Sean Christopherson , Alexander Graf , Samuel Ortiz , Eric Biggers , Stefan Berger , Jonathan Corbet , Greg Kroah-Hartman , Alan Stern References: <2140c4e4-6df0-47c7-8301-c6eb70ada27d@amd.com> Content-Language: en-US In-Reply-To: Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 8bit X-ClientProxiedBy: SY6PR01CA0035.ausprd01.prod.outlook.com (2603:10c6:10:eb::22) To CH3PR12MB9194.namprd12.prod.outlook.com (2603:10b6:610:19f::7) Precedence: bulk X-Mailing-List: linux-crypto@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: CH3PR12MB9194:EE_|SN7PR12MB7884:EE_ X-MS-Office365-Filtering-Correlation-Id: 08cf0c75-546f-48ba-0ef2-08dd9e71cb71 X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0;ARA:13230040|7416014|376014|1800799024|366016; X-Microsoft-Antispam-Message-Info: =?utf-8?B?QUE3Z2dvRklOc0F0azFkN3JjdlU4UmIvY2tMRld1VWovY25ON0svUldXcklE?= =?utf-8?B?TStXMmlnZldjcndVOWpKUGtQRDJmVk5RcENyMVlTQXpMaFpEV1NNTHBjT3Nj?= =?utf-8?B?YzNFVWc1Y1F3TG5pRldkckx5d0Z4a05ocmtHOWQxRlV0WWE5NEg3R3NXWjll?= =?utf-8?B?NHUrVk0vWFdDQktTbWNsNlhOWXFFSG90Q3RVcGI5TVZ6K05BYVpuRU5meUxr?= =?utf-8?B?UGJ5UHQ4SHdsMUozb2hvMGZZQlF2WjUwakxjM1pXYS9xck1HUnA3SmV6djhH?= =?utf-8?B?R0FIRysxcGZHZ0Q2V0hidXQ3ZVFzWUdwa3BXS05PaERsSzVtanlYU01BeTFt?= =?utf-8?B?MGhSUUFDMUlUSnVrZXE5eWJZV1lRNXFKWHJDSWozeTBYK2FqZ1BTSFJWUDd3?= =?utf-8?B?SW1CTTlNUjJMMGRzaU5nUGlSL2RDZGo4NERjT0hYNUtsQVk0NDJxN09hSjJ0?= =?utf-8?B?RnlpRlpEQ1Fzc1A2K2w5TmF1dGNVZE84eE50a000U0VGWFlyd3RzanZGK3pH?= =?utf-8?B?MnZyWHJ0eXNOZGl5TXdCK2Y1a3pybHEzSXVrL0RlNjZsenZaR2R1aCtud0dU?= =?utf-8?B?Vit3QnpnVFpFQ1dkVVd5dU9HRE5ZS1JNZWRCOWsrdEFjN3F2Q2hzRUZsalpx?= =?utf-8?B?b2R1S3pXS2hMRGVwcDd5OFltWno1Zzgwclo3enFkYktzenJqc3dIbkZrbldN?= =?utf-8?B?eVIrUm1Fdll0Mk1YdHFxYlFXUGxEdFYzc3FxcktOU1dZcHdOaEIrbWVmcnlX?= =?utf-8?B?R2VRZFRzclR1TjlWRHJ6UUYzWmtVWklSbHdjK2t6TlV4YWtlWm5mRjZ0cDJM?= =?utf-8?B?TlVZUFlrVG1kalFnb09DYktLZmkwN3JkL0V4TG50UEVMR2VjcVB4MWVoOVkx?= =?utf-8?B?NmxmZVcyU0grYytjYzg3YjNiMVhKZUF2YzhZSW5ySFRiNFloQmxrZVhwNkcw?= =?utf-8?B?OUVnZ0EwVVFJV2FJUlFvejkxWXdMdHpZanVIeFY0RnhqdDNGY29hc2thbG1G?= =?utf-8?B?Slg5MmZmWGx5WEpPT1hSSDZWRW1LNUJtSzRjRTdKWk4vYzlZZDkzcEhrbmUx?= =?utf-8?B?WVJEL05QVmpsQVJaNTZTcXgwNDJIWGVoUUhObVljci9YSkRCSnNSYWJFT2tH?= =?utf-8?B?aS9WYVdBSVNlNisrYVdUNmwrVTB3Wi9sd1JIeUFMT0dMdE5pUUJjdGtpMlV1?= =?utf-8?B?Ujk0MWJhRGQxcERsSDJNNWlGMWVDVDBTRmdUcGMvNm9TWW1nOXp4em1JOUto?= =?utf-8?B?Ym9WU21sL2xxS1puWGVMNWxnUVIxejlIajFQZUx6RUE5UXZPQ1RkWkRubFk5?= =?utf-8?B?VUdkWURsbkdCb2dXMWt6Sjl0d0VUMm04UU5wOVFTc2wxV0s0d084aDBCem5r?= =?utf-8?B?NThXOHhhOGhCb1kxcXJUVGFVM1B3TjNKcVE5YXcvU05zVDg0V0paMXc3S0Qv?= =?utf-8?B?M3VvS2g4bWhLRHNlaXdaTFR0c0JsVkMxM05zREIvZ29iM3k5ZTkvQ2lwdGhi?= =?utf-8?B?UmpzcmRCMWxpelhPKzRkeDBtVTFWZHVGYk1qV0tFOXkzb245eTBMR01MMU9o?= =?utf-8?B?bmhWLzdIa3BqdnoyLzZVT1lVcndSaGdodFhoTWJmYXYyN1JUMW9BQnJtditM?= =?utf-8?B?WFFPMVJrNTQvNjNrb0l4eGZSN016alNHZW1WUG1xNEUrTlBFc1F6QWFMQ25m?= =?utf-8?B?bUpjMEpXRjlYR2tDK1hqSWJwdDBxOGwvOUxad1J1R1k2WG8zakVMbXU2Qzdh?= =?utf-8?B?aDJyWU9kaTk1NEZ0bUhJOE5NZCtvcjRkQXJKUmJSaXBzdmtQRDhPV3dXbHlt?= =?utf-8?B?M3dobVhHc0VGZ0RCdTE5WEJObVg5S3FFcGlPRVA3UzdVSEExelJTMXQ5T1dR?= =?utf-8?B?cjVoSXFDbGplcDY5QXJ6YTgyOCtQbkhxOGxvb3g1Vm1ZNy94eTR5d2F5eUFE?= =?utf-8?Q?QFexsZjvISaWiBpsi4/EWN8NUZtKyUs9?= X-Forefront-Antispam-Report: CIP:255.255.255.255;CTRY:;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:CH3PR12MB9194.namprd12.prod.outlook.com;PTR:;CAT:NONE;SFS:(13230040)(7416014)(376014)(1800799024)(366016);DIR:OUT;SFP:1101; X-MS-Exchange-AntiSpam-MessageData-ChunkCount: 1 X-MS-Exchange-AntiSpam-MessageData-0: =?utf-8?B?eHhXTkhrRFMyb0VCLzF4cWkvSE9SK0pQbWlCcko4a1NvR1VoRE5PVm01enls?= =?utf-8?B?N1FuRXVNMm42RXV5bGhteUhmdXdVWmJOd3p3YkhIQ0U2NkxJQzl4cWJGaG8r?= =?utf-8?B?NW9BSFBRWDdFRVExTHgxRXpWQ0lHWVZUK05OQlZWUklwYTZMaGtEb2liR3RJ?= =?utf-8?B?bVZIckNRb2trdFI1UWQxeC9tWi94YXpobXFBR0VKS3lnUDVLZWtsKzNiWk8y?= =?utf-8?B?TU9oYmh2NVlFdUtXM1BWeHV1TUlBQ2hsdWptakxvbVlmNEJzQ29ZR2psemRq?= =?utf-8?B?aVJ4czA1Vm4yNERIbWdYVU10dFBqaGhSWUJ4N29jeGVoWkNwSXpkN214NCtG?= =?utf-8?B?YjRuZjc3WFIvVHJkNlAwd0VkWlNEMFRTbE93V1MvZjNsODVMZkZNWUJwWEF3?= =?utf-8?B?d2FYRVFrdCtnUy91amgvR0d4NG5Sd3Bkc3lDbWp2QStCQ2hVbCsxSzZDaW1I?= =?utf-8?B?dmpDOXNIcEJoU25aUnNiUFFOL1FvekM2MFFlamtEMnN6V3BSYjFrUDUwSVh0?= =?utf-8?B?UUcyWFI0SHp4UzNoWTNZazA2Mmxuc1JWeFBnaXJHY2pqRUh2TmQvYmtNS0Vi?= =?utf-8?B?N3BTVWsxS1VmSUdwZTJDS2lXOFIrS2V2aGZPSTlsY1NSSFh3alp0VDF3aVM3?= =?utf-8?B?Yk5aNFlHS2p2ZGVhcHJqTDcrQ0ZZQm90STRkVXJrRnVRVmx4T0didmZEMDBw?= =?utf-8?B?RUhHSnRBMkVHaENtK3VESk8rY1VCbHcyNk5Mb0w3Skg4TFpNV0FaaXVTQWNu?= =?utf-8?B?NlBVNml2OTcycklwNHIwOGZBdWp1NzdYTzVBUVJEL0RVS3NadSsxNmRtemxi?= =?utf-8?B?dmVnU1RDd2lwZkUySnJ5cE5UTFFjeFcrRG9OWkxITHMrTVNQRUJoaWRlb3FS?= =?utf-8?B?ZGdwVUduYnFFdTlsaE5RcVQzTzduRnM2TUt6Yk8yN2c1eXR5OStGcDZxQ0xa?= =?utf-8?B?RCs3RE1JemxmVjFQS2wrb212ME52aHpvSzZ6OFBHVjQ0UXkxRFZBOGhrREZH?= =?utf-8?B?OWRGbVA3M1gveXV1VUJnYnA0dVEzTktDY0Y0QnRBanlYei84bjArb0dDN3N5?= =?utf-8?B?Y1pxbmpCcmxNUVdvMTgxbVZiV1pSbWNCWGVsaUFuNGUwa2o2MlhuSDV2TmV3?= =?utf-8?B?aFZmUGVUd1pyOUcwTGphM3ZaVFJzbU1pd3B3LzVVR0NGcFhMR0RhZ2dDVERC?= =?utf-8?B?dS9lamx1V0x3TmlSamhwUXJjOXZoMVR2bExVMVVrMENOenltaGVrSThjb1F5?= =?utf-8?B?aXZOZE9HOVV0Nm5RRkcwdWhXRE9RTDZYQnlyODhnb1dBbkp5LzZwUXo0bU81?= =?utf-8?B?T0FKYVR5RkdlbjdhNzlKMVUwSlhGbkVFVTJQR2MyeU1vR1RxQmpEZjhzZTRC?= =?utf-8?B?cWQ5S3ZCV0gzL2hhd0tJOG5RN3FEK3NHU0t0cTdhcDBOWk40WHBNNnh6ZkJ0?= =?utf-8?B?N01uU25JNElRbHlnazVUTE4rQzk5ejJZQ1FRWGNoMFJzdEJLL2dXNTRtWWxX?= =?utf-8?B?SXU3Yi93YUhqTHp6cGJaeWJqa09pTks1RjZ5YW1qVjhkQlBXV01ZUk1CN2tE?= =?utf-8?B?bjFydUtQbDI5KzFqQnhXWm81SlQ5RnE5SUFGZnduTE5pKzcrTkRLSEJoVHdH?= =?utf-8?B?U2xLYUxTdnU3VG44WGtsN1FLSTRETkFoUllBRDVPOW9NREtzUmZZVHFheHJT?= =?utf-8?B?NzBBNHlVL0JjL0hvS2NqMVZKdUNXeUg5YXJVWW5CNVZGck5TRnd6aHFmTDZ1?= =?utf-8?B?Y012KzBPRHNFU09pSUk1OUxLc29maXV2SkZLSElyWUpSQXZhMHppWkEzbW9F?= =?utf-8?B?YzlXSG1xSmJ6Um5JUmtvQlZ6NU9BZzVVTTZ0ZUlDanBzbGtxZlZGYVFwYk55?= =?utf-8?B?dFVuTmhIVlhBN1htUVdpNGpZZVVkZlBmblE0UWJoSVFYQXFIMXg0R29aQUhZ?= =?utf-8?B?N25FZlZvdkVTUEhMaEp5WVR6aTZWQytzTHF1bFFWSFc4K2Uxa1ptS3lEUEwy?= =?utf-8?B?NVZNRkVVZllWc2VCeHZoejkzOWkwQTM2SlkyZndPcXdEdmZGN0xTck5VZmk0?= =?utf-8?B?dDJ4b0ppZ0FhSVd1dDN0ZjZDZ1BvTmMzR3NScDdFLzNmLzdPYW9yZjQ2NzlE?= =?utf-8?Q?aEdH34zyYggg6ewDolVlrV+Tn?= X-OriginatorOrg: amd.com X-MS-Exchange-CrossTenant-Network-Message-Id: 08cf0c75-546f-48ba-0ef2-08dd9e71cb71 X-MS-Exchange-CrossTenant-AuthSource: CH3PR12MB9194.namprd12.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-OriginalArrivalTime: 29 May 2025 05:29:34.3937 (UTC) X-MS-Exchange-CrossTenant-FromEntityHeader: Hosted X-MS-Exchange-CrossTenant-Id: 3dd8961f-e488-4e60-8e11-a82d994e183d X-MS-Exchange-CrossTenant-MailboxType: HOSTED X-MS-Exchange-CrossTenant-UserPrincipalName: x3g+ZRPAvxFcEc45KcCG9fM0np+96lgKuC9cHKVddz1V9uDL2kN/UNmFqQpkDiZd9eSpvPzpEhrocp0pii7S1A== X-MS-Exchange-Transport-CrossTenantHeadersStamped: SN7PR12MB7884 On 20/5/25 18:35, Alexey Kardashevskiy wrote: > > > On 13/2/25 03:36, Lukas Wunner wrote: >> On Tue, Feb 11, 2025 at 12:30:21PM +1100, Alexey Kardashevskiy wrote: >>>>> On 1/7/24 05:35, Lukas Wunner wrote: >>>>>> PCI device authentication v2 >>>>>> >>>>>> Authenticate PCI devices with CMA-SPDM (PCIe r6.2 sec 6.31) and >>>>>> expose the result in sysfs. >>> >>> Has any further development happened since then? I am asking as I have the >>> CMA-v2 in my TSM exercise tree (to catch conflicts, etc) but I do not see >>> any change in your github or kernel.org/devsec since v2 and that v2 does not >>> merge nicely with the current upstream. >> >> Please find a rebase of v2 on v6.14-rc2 on this branch: >> >> https://github.com/l1k/linux/commits/doe >> >> A portion of the crypto patches that were part of v2 have landed in v6.13. >> So the rebased version has shrunk. >> >> There was a bit of fallout caused by the upstreamed crypto patches >> and dealing with that kept me occupied during the v6.13 cycle. >> However I'm now back working on the PCI/CMA patches, > > Any luck with these? Asking as there is another respin  https://lore.kernel.org/r/20250516054732.2055093-1-dan.j.williams@intel.com  and it considers merge with yours. Thanks, Ping? > >> specifically the migration to netlink for retrieval of signatures >> and measurements as discussed at Plumbers. >> >> Thanks, >> >> Lukas > -- Alexey