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Received-SPF: Pass (protection.outlook.com: domain of amd.com designates 165.204.84.17 as permitted sender) receiver=protection.outlook.com; client-ip=165.204.84.17; helo=SATLEXMB04.amd.com; Received: from SATLEXMB04.amd.com (165.204.84.17) by BN8NAM11FT003.mail.protection.outlook.com (10.13.177.90) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.20.5123.19 via Frontend Transport; Thu, 31 Mar 2022 16:39:11 +0000 Received: from ethanolx1ade-milan-genesis.amd.com (10.180.168.240) by SATLEXMB04.amd.com (10.181.40.145) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2375.24; Thu, 31 Mar 2022 11:39:10 -0500 From: Carlos Bilbao To: CC: , , , , , , , , Carlos Bilbao Subject: [PATCH v2 0/2] x86/mce: Grade new machine errors for AMD MCEs and include messages for panic cases Date: Thu, 31 Mar 2022 11:38:48 -0500 Message-ID: <20220331163849.6850-1-carlos.bilbao@amd.com> X-Mailer: git-send-email 2.31.1 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Content-Type: text/plain X-Originating-IP: [10.180.168.240] X-ClientProxiedBy: SATLEXMB03.amd.com (10.181.40.144) To SATLEXMB04.amd.com (10.181.40.145) X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-Office365-Filtering-Correlation-Id: 7eac7817-6507-4b62-cd0a-08da1334fc08 X-MS-TrafficTypeDiagnostic: CH0PR12MB5169:EE_ X-Microsoft-Antispam-PRVS: X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0; 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X-OriginatorOrg: amd.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 31 Mar 2022 16:39:11.3227 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 7eac7817-6507-4b62-cd0a-08da1334fc08 X-MS-Exchange-CrossTenant-Id: 3dd8961f-e488-4e60-8e11-a82d994e183d X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=3dd8961f-e488-4e60-8e11-a82d994e183d;Ip=[165.204.84.17];Helo=[SATLEXMB04.amd.com] X-MS-Exchange-CrossTenant-AuthSource: BN8NAM11FT003.eop-nam11.prod.protection.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: CH0PR12MB5169 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org This patchset includes grading of new types of machine errors on AMD's MCE grading logic mce_severity_amd(), which helps the MCE handler determine what actions to take. If the error is graded as a PANIC, the EDAC driver will not decode; so we also include new error messages to describe the MCE and help debugging critical errors. Changes since v1: On patch 1/2, follow a simplified approach for severity.c, that resembles the available PPR more closely. This also simplifies patch 2/2, as less panic error messages are added. Carlos Bilbao (2): x86/mce: Extend AMD severity grading function with new types of errors x86/mce: Add messages to describe panic machine errors on AMD's MCEs grading arch/x86/kernel/cpu/mce/severity.c | 111 ++++++++++++----------------- 1 file changed, 44 insertions(+), 67 deletions(-) -- 2.27.0