From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from SA9PR02CU001.outbound.protection.outlook.com (mail-southcentralusazon11013030.outbound.protection.outlook.com [40.93.196.30]) (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 55CA82C11C5; Fri, 17 Oct 2025 16:44:29 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=fail smtp.client-ip=40.93.196.30 ARC-Seal:i=2; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1760719471; cv=fail; b=jx/9nhubZ/gF7TX4oW/uM2db2A8+t9696CmVon5804LR4joRy0c803oi4MWLOrPOALCUF/uc3wFNsgJ4x/53ojjRA3YpwT5Gi6nV2PbnRBcYwsV9RjtmknvCaeogaAck7mjxF/s+WlQJUmSKNJJoropI03183+39a0W2zCDSWmo= ARC-Message-Signature:i=2; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1760719471; c=relaxed/simple; bh=y55F+StwUuURM8tJ9Adq++N44oP6oTqPu7zCFjFBn9k=; h=Message-ID:Date:Subject:To:Cc:References:From:In-Reply-To: Content-Type:MIME-Version; b=H0iOjZlDcUQs3WnjSV66Xy2nYX+GI+fR6grnEuHXPAa0wZkCz3ygDTGfSnveUKhHWSi2xZ0Ly5BMDXlfT+CPeikIkO5wo+N1Z2U74I1Mwe/wbCV2Oldod0YLcxGmypsvFMIncw1voWlbLbM5YKlvVANG45YHGcw64vxdJtPAPdY= 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=nzG1TqIM; arc=fail smtp.client-ip=40.93.196.30 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="nzG1TqIM" ARC-Seal: i=1; a=rsa-sha256; s=arcselector10001; d=microsoft.com; cv=none; b=Hd9yWtcn9S9GPZ5LQdgt4spSEiNvZwY4Hv9FVPMGipVKP34NqrdhFIVTWPtg92ccPFwr0uGyx5SfhHla/yMPWH4SbzjtQGlBbYuryoxRUBwU7n21F/sgiC3GQu4Pt6qEMVyJGszaGR4ryiG1Zi07NtaVKvw+OUx7qSpLlZb4ZOCfdjnXBjhYIKTJR4ByEe0Ofi+tc4X5obUkNPe3Ns4LhhCT/3F+v7zt+TyCauxR6I078s9idXV+VBTP4KzbX50bDXEtMolAYIirTOEkI75pGnBHuprRfC67f96EQMxoOuX2qNgK72AbtzaVoVUfv3IQr5KHe8fy9/ScGQmEZy1r6A== 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=IaZb75Vby/Gws9g5dzC7gZhIUK92MTznjTIrSztnnp4=; b=KSwCyiemc1732w0L4aStC04XMH23i9Jh5mjc5SD4r+8hbY7lnED10/+iSGcqtlYImgiyKCHS+j/AqGPcv6qEVHuth6rOcwqpwlThYHXOcyCV6ZmLYzz+W7K7A3c6vCRPuxA+feWKsWd42lJk+3sIl0Xe++Xj7zXObrwBUoxzp4csDkFqGFZKIuhJa3vRSqvFaCmHujSTC0u7LUHxUzqHzzuiprE28gi/XimXCiZmHM3RDV++m1M0PYj/asfIIfGoDFKTRTVGTKORcpJTYqs+49XENu1oFJdqjo/BjpIcnu6K09+7Fnrfm9vuCjD6IrJ7XmJH0gjvDDTUpgBPfczfuQ== 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=IaZb75Vby/Gws9g5dzC7gZhIUK92MTznjTIrSztnnp4=; b=nzG1TqIMu3xXwiW/Qvjz1c5ApkwtRQDMEYDBWbt+Nz1K4DIxdhEifvURjBqBEPmJfIWfT3xRT8VJZJR601iI/5K8c+GGyNrK6ClTtPZLSFHCUOim5MqVc9Aqh96b89wss59OwGGD8ODoXOHRHgltKCZuKbK6+n//zo3l8dOpsFs= Authentication-Results: dkim=none (message not signed) header.d=none;dmarc=none action=none header.from=amd.com; Received: from CH0PR12MB5388.namprd12.prod.outlook.com (2603:10b6:610:d7::15) by PH7PR12MB6763.namprd12.prod.outlook.com (2603:10b6:510:1ad::8) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.9228.13; Fri, 17 Oct 2025 16:44:26 +0000 Received: from CH0PR12MB5388.namprd12.prod.outlook.com ([fe80::a363:f18a:cdd1:9607]) by CH0PR12MB5388.namprd12.prod.outlook.com ([fe80::a363:f18a:cdd1:9607%7]) with mapi id 15.20.9228.011; Fri, 17 Oct 2025 16:44:26 +0000 Message-ID: <020798df-1abf-4097-a8b7-ecf13b7eec9a@amd.com> Date: Fri, 17 Oct 2025 11:44:24 -0500 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v2] x86/mce: Add support for PHYSADDRV and PHYSADDRVALIDSUPPORTED bits To: Yazen Ghannam , bp@alien8.de Cc: x86@kernel.org, linux-edac@vger.kernel.org, tony.luck@intel.com, linux-kernel@vger.kernel.org, Avadhut Naik References: <20251015172452.3649720-1-avadhut.naik@amd.com> <20251017143139.GA1131586@yaz-khff2.amd.com> Content-Language: en-US From: "Naik, Avadhut" In-Reply-To: <20251017143139.GA1131586@yaz-khff2.amd.com> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-ClientProxiedBy: SA1P222CA0150.NAMP222.PROD.OUTLOOK.COM (2603:10b6:806:3c2::20) To CH0PR12MB5388.namprd12.prod.outlook.com (2603:10b6:610:d7::15) Precedence: bulk X-Mailing-List: linux-edac@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: CH0PR12MB5388:EE_|PH7PR12MB6763:EE_ X-MS-Office365-Filtering-Correlation-Id: cabe13f9-e41f-4441-eba1-08de0d9c6ee7 X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0;ARA:13230040|366016|376014|1800799024; X-Microsoft-Antispam-Message-Info: =?utf-8?B?K1JXclM5U2NKeHZjRUJXWUpFaWtLcXFXWGpkT1hNZVUxMHBPakptTll4ZjNC?= =?utf-8?B?VmNSSk1rTndaVk45dkJzV0FmZm1QaTBVNVhEYzlGWnhaY3M4eCtGTktWTlVH?= =?utf-8?B?M0J1Y1dZZEdhSGVOUzB3S25JSXFFVTJwVWJoL3NTVmFoWUhDOE40SlRoQnlE?= =?utf-8?B?T3F3ZjlFMktrejcyNER5a3RLTUhvSE4wcEdxSzJod05QWkFZdEJPbENBa1BQ?= =?utf-8?B?d1pwemdnbjc2U2ozVUxMdnFMSGZJMnVmM1d0cG1kYnhydjN6d2x0WUpkTzhP?= =?utf-8?B?NjgyN3RZVGdqb0xLVWpDRnpkRG9DUHQ4OXNqMzhvbWdZNUU4VjZ1MUY2U0N3?= =?utf-8?B?bytJQTVjVFErdTluV3RFYkFKQXZBd3RCQWlJbDhOYUVaWnF0dlBqOFNBRUly?= =?utf-8?B?eXJMajlIc3NpK2t1eVZ4bXZSb01reFhVaS9oOEsyTW5INHFDYnJubUc1NGVu?= =?utf-8?B?MnNzYng0eUpmQ1pWWjV5c1BIQUVKR0NyeTY1TnBySjJuK1Y4bUliSEhoN2Zw?= =?utf-8?B?WkpVa2pNb0tvZ3lHNFdWZkx4UG9QVTVYaStZZi9iajZGSUswZjdodVpmNmd2?= =?utf-8?B?TkdXMlp0TDZPTjR3MVNFOUg4Z2U5SS9LUTJJM2hCbWV6QWNQUUg2TG5VOUt6?= =?utf-8?B?czZybGFZRTBOdnFCVjVERnIrOFVwS21BWUFzblN5dkJtSmtnbVFwK3NmQkxC?= =?utf-8?B?Z2xGT2RIbnVLZmh1ZnNzTkNZL1dOWkgzVWRUdlgyM3c0VUpPd1Y5dlV1SmxN?= =?utf-8?B?SjNEMXJKeFVtZkMrc2xRTkZFRTRsZTF4elc2YXdiZHNveWtXbnd4QWphN0NM?= =?utf-8?B?SFd4eFFsZzJNVlVSTk4xZUoxZTJ2MURGM0t5bnQrdW9ubmR4NXpUb0JJK2xE?= =?utf-8?B?eTFQUjU3VXBtQitOWVpURWhUNHdSWkRreGczaDVGSjVnc09rOTdoQnJqRFNZ?= =?utf-8?B?aVo0RkZlUlh2cVlnaWFJUXh2ZjhubWh6S29Kd3c4SkZzaE5QNThCNVRHYWl0?= =?utf-8?B?ZVdDdXFqYjBYd3ZqSDhuejEzZk42eGU3YWlnZHVraTZoRVllNnlTeEZDUTBX?= =?utf-8?B?TEI1WTFKK3d0MmdDM2JKSi9rdTlHS2l0cWQ1L05QQzdQMGxtWlV1K0FGM0Yz?= =?utf-8?B?bitXNXBmenRERG1rVEdkSm5QRDd3NkNacXJTcGdlK0NIVUdGT2hSNG5xd0du?= =?utf-8?B?eW81RFVCdVF2VWNoTE02ZlNaOWdCMzBkVE1SNitjd3Bsd0dlNEFDODJIaTBZ?= =?utf-8?B?ak1uMVFOUW1id2ZKS2ZEcGRDTGNiS0JWT2VSdElXaGxRbTdBWWsrRGcrSDVy?= =?utf-8?B?ZUVMUlM0UzZPbUJPOTFMdzQydFZ5QzVsRnFSQmhoSnh1T3VxTXJoR1BicjVS?= =?utf-8?B?Y3MzYzZQS3Rka2ZjU1RTTGVsdEFVVEZZTVZjS2RwTEJZMzhPRmVzYWRicjVT?= =?utf-8?B?dHJ2bGtqL1B2RXJCcS92dlA4R1VMYm9KMkFLdTRWSVZNMDV1S2NjK25SaVNP?= =?utf-8?B?QVZ2d1o4TnRHVi9KazVyUkNySi8yalFKclBIaC9JRkIzSmFkMVNqVjV6OStI?= =?utf-8?B?WmRScnAzTXNkV3FYMUx2cG1IYUpwTWdyRTd3cFVmVnBCM3FoQWlXK2d3MS80?= =?utf-8?B?aURiUGdEU3FZWWpFdHFhMjBvUVZkeG1YdGExOVdRblpmUFhqN2hSNXhEeDNt?= =?utf-8?B?bUp4REYyNXIvNE1LNnRtY2E2UG4wM3FIZlAwSVlNM0Z5T21qVTBRcHUyUkJC?= =?utf-8?B?NlRwQ2FQdGtzbFVkRkQ3YWpaeHpLRDh5MzFKM1VzOGZQVUJReUtsSzc3SmJY?= =?utf-8?B?ZkRBVzZWS3FKdFpzMnVsdjRkcE1sUzdzK3Fmbm9MeEZoUS9zZ3lNOXFGeDdK?= =?utf-8?B?b3R3MU9wMU9XNTNEdXV5V0ZhVkFvQ1FwU3BxVGVZNmZFckIvV0ZBM2pWNVU4?= =?utf-8?Q?WefteHnlIJDNvlwMa9EEC+7HSAIzD52w?= X-Forefront-Antispam-Report: CIP:255.255.255.255;CTRY:;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:CH0PR12MB5388.namprd12.prod.outlook.com;PTR:;CAT:NONE;SFS:(13230040)(366016)(376014)(1800799024);DIR:OUT;SFP:1101; X-MS-Exchange-AntiSpam-MessageData-ChunkCount: 1 X-MS-Exchange-AntiSpam-MessageData-0: =?utf-8?B?U1N0Zk9yUnpMV1dFVmhVRTdaMUdGUk1NUHhDSGEvRTVFYzVOdDRmSWdzaVZT?= =?utf-8?B?U20xbWQ2MXd5K045QUc0OG9mMmpGRlZtRVY2MWFXVTdpRk1POW9BcXRoaDA2?= =?utf-8?B?d1lZa0RaRkpQcHhGWUF5Y3pBcXdlMmNWU2RJeHVqYU56L2tRc2k3ck9FN3cr?= =?utf-8?B?eXBVTGo5a2FiSTkwMmZuNVU2QllIS1oyejNpRlIxZ3MxQm0xWjJTaUtWclBq?= =?utf-8?B?aEJuUVliYVFOK2lqREZ1V2pMZmQ1QVhUdUg5REMyVzBmelVqWHBFQWdMODhi?= =?utf-8?B?bHRaaVBOTURHTms5NjJEbU03VkJ2R0ttSExTVmY2TkphQS90MitMMkhaWmN0?= =?utf-8?B?V0ZaRVlKMWxtSGJIcStzV2gxb2dVL2pON0dCRFlFREcxKzhoRWRTZUpnc0Vq?= =?utf-8?B?a3FqRGpnaDhyRU4wakVIbjltZUwrbEFLdUlzL0E5RnVjaXRsRUM2a05ZKzc2?= =?utf-8?B?ZEo3cTlpZ1FDSlNnZkNRQ21Gc3hzaDNQM1dnUHR0T3I3SHo1M1p0aDUyUjRZ?= =?utf-8?B?bFV6cUh2c0pXN1IyaStPLzdRSHpITGwreVJFQ1BMSmtKSDIxYmRTczM0ejBS?= =?utf-8?B?OTRQMWljU1JBbzZxSW4zSEJBY254ZFRRQTVRR0k3SktZc2xWMVpGZVltOFVk?= =?utf-8?B?bzkxRzg1NmVUL05iSFliOGVDYXNOWWFLV1o5V0ZTK01sT1UvNWZQaEJLMDNv?= =?utf-8?B?QW16LzB3b1B6aGJLcjJKSWppNWhCZlFSaTN6ZkJrdjFKakhDV0wyR2lDNDdN?= =?utf-8?B?d3RtWUZ4eEJ3emltSXRtNlYwOUJHMWJDR1lzVFlvY2dZY3JSd2Z5QlQwVmN4?= =?utf-8?B?L1FwQTRQQlY1L0JTRlRjMHlnbkpiWjFBd1lsVFlabnpaUm52RkNWY0dpWFlz?= =?utf-8?B?YkxDWjVWMHlZSTJDTXBpWUxrRFB6anVxb3R3NnJNOVJVNkEzZVZEOHQ4bWIw?= =?utf-8?B?TGhDYVlONFJ4WHhjS3F5TmcvWGlZWEkvdGx0dTRsWWx5R1hDTGYyaUxUMzJz?= =?utf-8?B?QXdwblNCa2dwN25DMlRpN1dHTnU0cHF1ZEZ0VVlBUVdEUm1ZTmZwVzFZSC9Q?= =?utf-8?B?REtUcHhqeHl5aWhOYWZPNzlabGRKNVZYZWk3T3NmQlVkL0p6eE82cnZlSWpz?= =?utf-8?B?RUF6aTdhY216bytyYjVQMXUydnFLOFlmVGxHQ0lLWXo4VzBIR2lwdWp6QzI5?= =?utf-8?B?UmZxQVBETFBrOU9YYzgyazhQSThZc2ZlZ09mblVBeWx1N3NVS20vU3VMOWtS?= =?utf-8?B?dVZKL0lVa0xXY1lReG01ckpPd3N6cXlRY3hjSTI0aHEvajFJM0JtM2dRUDdv?= =?utf-8?B?RTV0dytYVTd0dVowcjBRcE5VTVpFbVRHVlViaVFjalBrU3VQQ1kzbjJia1Zv?= =?utf-8?B?UDlVeUVxRDZrMEl2RW1vM1F1WTlDeGV4TTYzSmVOdXJHbURya2JlUmhZSnhP?= =?utf-8?B?L2JOTStxYXFWTnVwN1pjaWZDTjhJNlcxcGpwK1RkdTVzano3U2tzZ2dQU2t0?= =?utf-8?B?RDJnQUpKbndGRFplTW9icURaN2p1VGxXQXJyTGwvRlVkZ0VjcnJ6MzVVODdm?= =?utf-8?B?Slp4MDRodnlObEh0Y0hkMW85TnNXNUUzVG4yRFloOEUrZDE3bGtMVWJiUmVH?= =?utf-8?B?dnk0QUJ0K082RmJIdmYzK0ZmTU5ibCtUYW1DU3BNc2owYTBIejg3RFBZcW1U?= =?utf-8?B?TENRVEFmdGlUTWlWZ1R5K2MrQjFhY1dDL3g2NjRWMEQwNHlyMEdKcXkxUVpN?= =?utf-8?B?eDEwMHEvVC85cFc3QlZxZHRKSVpNaTFoNTdLYlk0SDg0RzdXYnkrSHU5TVA3?= =?utf-8?B?aUJ3MnJJL1JFVWpBbFI4c3pwanpKaGJLWUZGT0JuZmVkV014QkJReThQeSs2?= =?utf-8?B?aUoxZm1DYzRpR2hxRGxNZXY4amhzVXFScm5JRk9hamhpV1Ivc2IvSkNoQnd5?= =?utf-8?B?ZTlsZlA3c0NBTkpQc0lFcHZ2U2NGNkwzc1VBVVNFWWFuSDBFNEZqeE81LzNS?= =?utf-8?B?L3F6Nk9LUW9sTW1kNnQwR2FLQ0M5cW4yMzI1ZFBwaWFFNUVkSWxBRzhja0Rr?= =?utf-8?B?MmdKZXVzMDhua3RyZEVseGwxcEpQZWcyN1BQNE5RVWFuL2tlUkNOU2lvL3F1?= =?utf-8?Q?Q+ljNRsyQJzvJoAi3srnne7Vs?= X-OriginatorOrg: amd.com X-MS-Exchange-CrossTenant-Network-Message-Id: cabe13f9-e41f-4441-eba1-08de0d9c6ee7 X-MS-Exchange-CrossTenant-AuthSource: CH0PR12MB5388.namprd12.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-OriginalArrivalTime: 17 Oct 2025 16:44:26.2133 (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: xQbCS7jk+kAZZHH6Vamvebn/v5CfgxXH/UmDSnBawq07EuiwZ9HM2sjZwccx6QYNK+Usz+RZuvJIK2K88ULMrA== X-MS-Exchange-Transport-CrossTenantHeadersStamped: PH7PR12MB6763 On 10/17/2025 09:31, Yazen Ghannam wrote: > On Wed, Oct 15, 2025 at 05:22:25PM +0000, Avadhut Naik wrote: >> Starting with Zen6, AMD's Scalable MCA systems will incorporate two new >> bits in MCA_STATUS and MCA_CONFIG MSRs. These bits will indicate if a >> valid System Physical Address (SPA) is present in MCA_ADDR. >> >> PhysAddrValidSupported bit (MCA_CONFIG[11]) serves as the architectural >> indicator and states if PhysAddrV bit (MCA_STATUS[54]) is Reserved or >> if it indicates validity of SPA in MCA_ADDR. >> >> PhysAddrV bit (MCA_STATUS[54]) advertises if MCA_ADDR contains valid >> SPA or if it is implementation specific. >> >> Use and prefer MCA_STATUS[PhysAddrV] when checking for a usable address. >> >> Signed-off-by: Avadhut Naik >> --- > > Minor nit: > The $SUBJECT could be simpler, like "Use new physical address valid > bit". And leave the details and proper field names for the commit > message. > > But in any case, looks good to me. > > Reviewed-by: Yazen Ghannam > Thanks Yazen! Hi Boris, If you don't have any further feedback on this, do you want me to send another version with the subject changed per Yazen's recommendation? Or would you take care of it at your end? > Thanks, > Yazen -- Thanks, Avadhut Naik