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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; pr=C Received: from SATLEXMB04.amd.com (165.204.84.17) by MN1PEPF0000ECD5.mail.protection.outlook.com (10.167.242.133) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.20.7202.16 via Frontend Transport; Tue, 23 Jan 2024 23:51:56 +0000 Received: from titanite-d354host.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 15.1.2507.34; Tue, 23 Jan 2024 17:51:56 -0600 From: Avadhut Naik To: , CC: , , , , , , Subject: [PATCH] tracing: Include PPIN in mce_record tracepoint Date: Tue, 23 Jan 2024 17:51:50 -0600 Message-ID: <20240123235150.3744089-1-avadhut.naik@amd.com> X-Mailer: git-send-email 2.34.1 Precedence: bulk X-Mailing-List: linux-trace-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-ClientProxiedBy: SATLEXMB04.amd.com (10.181.40.145) To SATLEXMB04.amd.com (10.181.40.145) X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: MN1PEPF0000ECD5:EE_|BN9PR12MB5130:EE_ X-MS-Office365-Filtering-Correlation-Id: 50638fa1-d48e-49e5-8a08-08dc1c6e4897 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: 23 Jan 2024 23:51:56.9170 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 50638fa1-d48e-49e5-8a08-08dc1c6e4897 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: MN1PEPF0000ECD5.namprd02.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: BN9PR12MB5130 Machine Check Error information from struct mce is exported to userspace through the mce_record tracepoint. Currently, however, the PPIN (Protected Processor Inventory Number) field of struct mce is not exported through the tracepoint. Export PPIN through the tracepoint as it may provide useful information for debug and analysis. Signed-off-by: Avadhut Naik --- include/trace/events/mce.h | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) base-commit: 451b2bc29430fa147e36a48348f8b6b615fd6820 diff --git a/include/trace/events/mce.h b/include/trace/events/mce.h index 1391ada0da3b..657b93ec8176 100644 --- a/include/trace/events/mce.h +++ b/include/trace/events/mce.h @@ -25,6 +25,7 @@ TRACE_EVENT(mce_record, __field( u64, ipid ) __field( u64, ip ) __field( u64, tsc ) + __field( u64, ppin ) __field( u64, walltime ) __field( u32, cpu ) __field( u32, cpuid ) @@ -45,6 +46,7 @@ TRACE_EVENT(mce_record, __entry->ipid = m->ipid; __entry->ip = m->ip; __entry->tsc = m->tsc; + __entry->ppin = m->ppin; __entry->walltime = m->time; __entry->cpu = m->extcpu; __entry->cpuid = m->cpuid; @@ -55,7 +57,7 @@ TRACE_EVENT(mce_record, __entry->cpuvendor = m->cpuvendor; ), - TP_printk("CPU: %d, MCGc/s: %llx/%llx, MC%d: %016Lx, IPID: %016Lx, ADDR/MISC/SYND: %016Lx/%016Lx/%016Lx, RIP: %02x:<%016Lx>, TSC: %llx, PROCESSOR: %u:%x, TIME: %llu, SOCKET: %u, APIC: %x", + TP_printk("CPU: %d, MCGc/s: %llx/%llx, MC%d: %016Lx, IPID: %016Lx, ADDR/MISC/SYND: %016Lx/%016Lx/%016Lx, RIP: %02x:<%016Lx>, TSC: %llx, PPIN: %llx, PROCESSOR: %u:%x, TIME: %llu, SOCKET: %u, APIC: %x", __entry->cpu, __entry->mcgcap, __entry->mcgstatus, __entry->bank, __entry->status, @@ -63,6 +65,7 @@ TRACE_EVENT(mce_record, __entry->addr, __entry->misc, __entry->synd, __entry->cs, __entry->ip, __entry->tsc, + __entry->ppin, __entry->cpuvendor, __entry->cpuid, __entry->walltime, __entry->socketid,