| Date | Wed, 12 Apr 2023 13:09:24 +0100 | Subject | Re: [PATCH 20/32] perf/arm-ccn: Assign parents for event_source device | From | Suzuki K Poulose <> |
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On 04/04/2023 14:42, Jonathan Cameron wrote: > Currently the PMU device appears directly under /sys/devices/ > Only root busses should appear there, so instead assign the pmu->dev > parent to be the platform device. > > Link: https://lore.kernel.org/linux-cxl/ZCLI9A40PJsyqAmq@kroah.com/ > Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com> > --- > drivers/perf/arm-ccn.c | 1 + > 1 file changed, 1 insertion(+) > > diff --git a/drivers/perf/arm-ccn.c b/drivers/perf/arm-ccn.c > index 728d13d8e98a..dc8b0dcb436e 100644 > --- a/drivers/perf/arm-ccn.c > +++ b/drivers/perf/arm-ccn.c > @@ -1265,6 +1265,7 @@ static int arm_ccn_pmu_init(struct arm_ccn *ccn) > /* Perf driver registration */ > ccn->dt.pmu = (struct pmu) { > .module = THIS_MODULE, > + .parent = ccn->dev, > .attr_groups = arm_ccn_pmu_attr_groups, > .task_ctx_nr = perf_invalid_context, > .event_init = arm_ccn_pmu_event_init,
Acked-by: Suzuki K Poulose <suzuki.poulose@arm.com>
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