arm64: Mark PMU interrupt IRQF_NO_THREAD

Mark the PMU interrupts as non-threadable, as is the case with
arch/arm: d9c3365 ARM: 7813/1: Mark pmu interupt IRQF_NO_THREAD

Acked-by: Will Deacon <[email protected]>
Suggested-by: Sebastian Andrzej Siewior <[email protected]>
Signed-off-by: Anders Roxell <[email protected]>
Signed-off-by: Catalin Marinas <[email protected]>

diff --git a/arch/arm64/kernel/perf_event.c b/arch/arm64/kernel/perf_event.c
index cce18c85d2e8edc6edcf23d13ef13e99f6cbf835..702591f6180a8d50704648977ff48e4f6811880d 100644 (file)
--- a/arch/arm64/kernel/perf_event.c
+++ b/arch/arm64/kernel/perf_event.c
@@ -488,7 +488,7 @@ armpmu_reserve_hardware(struct arm_pmu *armpmu)
                        }
 
                        err = request_irq(irq, armpmu->handle_irq,
-                                       IRQF_NOBALANCING,
+                                       IRQF_NOBALANCING | IRQF_NO_THREAD,
                                        "arm-pmu", armpmu);
                        if (err) {
                                pr_err("unable to request IRQ%d for ARM PMU counters\n",