diff options
Diffstat (limited to 'drivers/perf')
| -rw-r--r-- | drivers/perf/arm_pmu.c | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/drivers/perf/arm_pmu.c b/drivers/perf/arm_pmu.c index f6ccb2cd4dfc..d712a19e47ac 100644 --- a/drivers/perf/arm_pmu.c +++ b/drivers/perf/arm_pmu.c @@ -877,11 +877,13 @@ struct arm_pmu *armpmu_alloc(void) .attr_groups = pmu->attr_groups, /* * This is a CPU PMU potentially in a heterogeneous - * configuration (e.g. big.LITTLE). This is not an uncore PMU, - * and we have taken ctx sharing into account (e.g. with our - * pmu::filter callback and pmu::event_init group validation). + * configuration (e.g. big.LITTLE) so + * PERF_PMU_CAP_EXTENDED_HW_TYPE is required to open + * PERF_TYPE_HARDWARE and PERF_TYPE_HW_CACHE events on a + * specific PMU. */ - .capabilities = PERF_PMU_CAP_HETEROGENEOUS_CPUS | PERF_PMU_CAP_EXTENDED_REGS, + .capabilities = PERF_PMU_CAP_EXTENDED_REGS | + PERF_PMU_CAP_EXTENDED_HW_TYPE, }; pmu->attr_groups[ARMPMU_ATTR_GROUP_COMMON] = |