diff options
Diffstat (limited to 'drivers/perf/arm_pmu.c')
| -rw-r--r-- | drivers/perf/arm_pmu.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/perf/arm_pmu.c b/drivers/perf/arm_pmu.c index f7abd1333963..973a027d9063 100644 --- a/drivers/perf/arm_pmu.c +++ b/drivers/perf/arm_pmu.c @@ -928,6 +928,12 @@ int armpmu_register(struct arm_pmu *pmu) if (ret) return ret; + /* + * By this stage we know our supported CPUs on either DT/ACPI platforms, + * detect the SMT implementation. + */ + pmu->has_smt = topology_core_has_smt(cpumask_first(&pmu->supported_cpus)); + if (!pmu->set_event_filter) pmu->pmu.capabilities |= PERF_PMU_CAP_NO_EXCLUDE; |