diff options
Diffstat (limited to 'drivers/perf/arm_pmu.c')
| -rw-r--r-- | drivers/perf/arm_pmu.c | 12 |
1 files changed, 5 insertions, 7 deletions
diff --git a/drivers/perf/arm_pmu.c b/drivers/perf/arm_pmu.c index d712a19e47ac..8458fe2cebb4 100644 --- a/drivers/perf/arm_pmu.c +++ b/drivers/perf/arm_pmu.c @@ -445,7 +445,7 @@ __hw_perf_event_init(struct perf_event *event) { struct arm_pmu *armpmu = to_arm_pmu(event->pmu); struct hw_perf_event *hwc = &event->hw; - int mapping; + int mapping, ret; hwc->flags = 0; mapping = armpmu->map_event(event); @@ -470,11 +470,10 @@ __hw_perf_event_init(struct perf_event *event) /* * Check whether we need to exclude the counter from certain modes. */ - if (armpmu->set_event_filter && - armpmu->set_event_filter(hwc, &event->attr)) { - pr_debug("ARM performance counters do not support " - "mode exclusion\n"); - return -EOPNOTSUPP; + if (armpmu->set_event_filter) { + ret = armpmu->set_event_filter(hwc, &event->attr); + if (ret) + return ret; } /* @@ -893,7 +892,6 @@ struct arm_pmu *armpmu_alloc(void) struct pmu_hw_events *events; events = per_cpu_ptr(pmu->hw_events, cpu); - raw_spin_lock_init(&events->pmu_lock); events->percpu_pmu = pmu; } |