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Diffstat (limited to 'drivers/perf/arm_pmu.c')
-rw-r--r--drivers/perf/arm_pmu.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/perf/arm_pmu.c b/drivers/perf/arm_pmu.c
index a31b302b0ade..9694370651fa 100644
--- a/drivers/perf/arm_pmu.c
+++ b/drivers/perf/arm_pmu.c
@@ -109,6 +109,8 @@ static inline u64 arm_pmu_event_max_period(struct perf_event *event)
{
if (event->hw.flags & ARMPMU_EVT_64BIT)
return GENMASK_ULL(63, 0);
+ else if (event->hw.flags & ARMPMU_EVT_47BIT)
+ return GENMASK_ULL(46, 0);
else
return GENMASK_ULL(31, 0);
}