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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 DM6NAM11FT028.mail.protection.outlook.com (10.13.173.140) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.20.5102.17 via Frontend Transport; Mon, 28 Mar 2022 13:42:11 +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; Mon, 28 Mar 2022 08:42:10 -0500 From: Carlos Bilbao To: CC: , , , , , , , , Carlos Bilbao Subject: [PATCH 0/2] x86/mce: Grade new machine errors for AMD MCEs and include messages for panic cases Date: Mon, 28 Mar 2022 08:41:30 -0500 Message-ID: <20220328134131.736572-1-carlos.bilbao@amd.com> X-Mailer: git-send-email 2.27.0 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: 560adef2-ce4e-49a0-f03c-08da10c0c2b3 X-MS-TrafficTypeDiagnostic: DS7PR12MB6007: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: 28 Mar 2022 13:42:11.1590 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 560adef2-ce4e-49a0-f03c-08da10c0c2b3 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: DM6NAM11FT028.eop-nam11.prod.protection.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: DS7PR12MB6007 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. 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/include/asm/mce.h | 6 + arch/x86/kernel/cpu/mce/severity.c | 203 ++++++++++++++++++++++++----- 2 files changed, 174 insertions(+), 35 deletions(-) -- 2.27.0