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X-OriginatorOrg: Nvidia.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 30 Sep 2025 00:26:33.9344 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 46e0a2a1-2526-40cb-2f36-08ddffb802b8 X-MS-Exchange-CrossTenant-Id: 43083d15-7273-40c1-b7db-39efd9ccc17a X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=43083d15-7273-40c1-b7db-39efd9ccc17a;Ip=[216.228.118.232];Helo=[mail.nvidia.com] X-MS-Exchange-CrossTenant-AuthSource: BL02EPF0001A101.namprd05.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: LV2PR12MB5846 Content-Type: text/plain; charset="utf-8" Implementer may need to reset a filter config when stopping a counter, thus adding a callback for this. Reviewed-by: Ilkka Koskinen Reviewed-by: Suzuki K Poulose Signed-off-by: Besar Wicaksono --- drivers/perf/arm_cspmu/arm_cspmu.c | 4 ++++ drivers/perf/arm_cspmu/arm_cspmu.h | 4 +++- 2 files changed, 7 insertions(+), 1 deletion(-) diff --git a/drivers/perf/arm_cspmu/arm_cspmu.c b/drivers/perf/arm_cspmu/ar= m_cspmu.c index 75b2d80f783e..43770c8ecd14 100644 --- a/drivers/perf/arm_cspmu/arm_cspmu.c +++ b/drivers/perf/arm_cspmu/arm_cspmu.c @@ -815,6 +815,10 @@ static void arm_cspmu_stop(struct perf_event *event, i= nt pmu_flags) return; =20 arm_cspmu_disable_counter(cspmu, hwc->idx); + + if (cspmu->impl.ops.reset_ev_filter) + cspmu->impl.ops.reset_ev_filter(cspmu, event); + arm_cspmu_event_update(event); =20 hwc->state |=3D PERF_HES_STOPPED | PERF_HES_UPTODATE; diff --git a/drivers/perf/arm_cspmu/arm_cspmu.h b/drivers/perf/arm_cspmu/ar= m_cspmu.h index bba513224586..188a884b4494 100644 --- a/drivers/perf/arm_cspmu/arm_cspmu.h +++ b/drivers/perf/arm_cspmu/arm_cspmu.h @@ -153,11 +153,13 @@ struct arm_cspmu_impl_ops { bool (*is_cycle_counter_event)(const struct perf_event *event); /* Decode event type/id from configs */ u32 (*event_type)(const struct perf_event *event); - /* Set event filters */ + /* Set/reset event filters */ void (*set_cc_filter)(struct arm_cspmu *cspmu, const struct perf_event *event); void (*set_ev_filter)(struct arm_cspmu *cspmu, const struct perf_event *event); + void (*reset_ev_filter)(struct arm_cspmu *cspmu, + const struct perf_event *event); /* Implementation specific event validation */ int (*validate_event)(struct arm_cspmu *cspmu, struct perf_event *event); --=20 2.50.1