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X-MS-Exchange-AntiSpam-MessageData-ChunkCount: 1 X-MS-Exchange-AntiSpam-MessageData-0: m6S/VUxR7gVZ24Np7Ngj3eD9eg+89Rf5uGQBugYUIOH3mARmJh942wb962jt+IvJiyHF4M4hiQ3czZOZqJBrD0RWTXKkC/6Lz+Z614wZc7bDHbnAIkXrVSkBUYrpZz7Xh8Lc1llx3i5ztEV5ETVUIQn/F+A0oFhGLu8kwMJJ5eB7+0Bp78gGbkZ/iJKcu9s6zDTRQCx2QGgLaQm9UVn/FBMWOwYkpC+tt1/Peyw83O+dAh/cmoZlu2tWBIf5Vsnmy3u1Sl0UqYqgupjo5IJwiVz8TK9nyWsSvuQMWN6jAVmpG5iTZZc6pNoAN40oJGyaV7OCSs6uOE/jeGGxZSSbyUGgNg4hp0M45Ml/hvwjl9iNCekJ7I33MQ2RlYEzXw4eWjqP8g+y2uQFQ22y+pWFcOq7FYe/43kakvPVQCcgEZCAMg5rLdosJ5kvMIsL5I2w X-OriginatorOrg: amd.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 03 Sep 2026 11:55:17.8670 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 302d410b-077d-401c-3ce7-08df09b2393e 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=[satlexmb07.amd.com] X-MS-Exchange-CrossTenant-AuthSource: MN1PEPF0000F0E4.namprd04.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: IA0PR12MB7507 Hi Huang, > The IBS Fetch sampling does not report the physical address of the > fetched instruction even when PERF_SAMPLE_PHYS_ADDR is requested, > while IBS Op sampling does. > > This patch reports physical address for IBS fetch samples which can be > used for profiling the running program. As I understand it, we decided not to pursue this because it changes the semantics of PERF_SAMPLE_PHYS_ADDR _only_ for the IBS Fetch PMU, which is confusing. The alternative is to use PERF_SAMPLE_RAW and extract the physical address from the raw data. Thanks, Ravi