When the PMU driver is built as a module, the perf expects the
pmu->module to be valid, so that the driver is prevented from
being unloaded while it is in use. Fix the CCN pmu driver to
fill in this field.
Fixes: commit a33b0daab73a0 ("bus: ARM CCN PMU driver")
Cc: Pawel Moll <pawel.m...@arm.com>
Cc: Will Deacon <will.dea...@arm.com>
Cc: Mark Rutland <mark.rutl...@arm.com>
Signed-off-by: Suzuki K Poulose <suzuki.poul...@arm.com>
---
drivers/bus/arm-ccn.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/drivers/bus/arm-ccn.c b/drivers/bus/arm-ccn.c
index e8c6946fed9d..3063f5312397 100644
--- a/drivers/bus/arm-ccn.c
+++ b/drivers/bus/arm-ccn.c
@@ -1276,6 +1276,7 @@ static int arm_ccn_pmu_init(struct arm_ccn *ccn)
/* Perf driver registration */
ccn->dt.pmu = (struct pmu) {
+ .module = THIS_MODULE,
.attr_groups = arm_ccn_pmu_attr_groups,
.task_ctx_nr = perf_invalid_context,
.event_init = arm_ccn_pmu_event_init,
--
2.13.6
