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X-OriginatorOrg: arm.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 03 Jun 2025 15:17:39.8234 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: b5d5af25-f9ee-4efa-60ad-08dda2b1c7aa X-MS-Exchange-CrossTenant-Id: f34e5979-57d9-4aaa-ad4d-b122a662184d X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=f34e5979-57d9-4aaa-ad4d-b122a662184d;Ip=[4.158.2.129];Helo=[outbound-uk1.az.dlp.m.darktrace.com] X-MS-Exchange-CrossTenant-AuthSource: DB3PEPF0000885B.eurprd02.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: PAVPR08MB9436 Hi Peter, > > --- a/kernel/events/core.c > +++ b/kernel/events/core.c > @@ -2120,18 +2120,6 @@ list_del_event(struct perf_event *event, > if (event->group_leader == event) > del_event_from_groups(event, ctx); > > - /* > - * If event was in error state, then keep it > - * that way, otherwise bogus counts will be > - * returned on read(). The only way to get out > - * of error state is by explicit re-enabling > - * of the event > - */ > - if (event->state > PERF_EVENT_STATE_OFF) { > - perf_cgroup_event_disable(event, ctx); > - perf_event_set_state(event, PERF_EVENT_STATE_OFF); > - } > - > ctx->generation++; > event->pmu_ctx->nr_events--; JFYI, this removal should be not included when you backport to v6.15 unless your patch backport together: commit 90661365021a ("perf Unify perf_event_free_task() / perf_evenet_exit_task_context()") Thanks. -- Sincerely, Yeoreum Yun