[PATCH v2 2/5] perf: arm_cspmu: Support shared interrupts
From: Ilkka Koskinen
Date: Wed May 31 2023 - 23:03:05 EST
Some of the PMUs may share the interrupt. Support them by
setting IRQF_SHARED
Signed-off-by: Ilkka Koskinen <ilkka@xxxxxxxxxxxxxxxxxxxxxx>
---
drivers/perf/arm_cspmu/arm_cspmu.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/perf/arm_cspmu/arm_cspmu.c b/drivers/perf/arm_cspmu/arm_cspmu.c
index 88547a2b73e6..cc5204d1b5fb 100644
--- a/drivers/perf/arm_cspmu/arm_cspmu.c
+++ b/drivers/perf/arm_cspmu/arm_cspmu.c
@@ -1067,8 +1067,8 @@ static int arm_cspmu_request_irq(struct arm_cspmu *cspmu)
return irq;
ret = devm_request_irq(dev, irq, arm_cspmu_handle_irq,
- IRQF_NOBALANCING | IRQF_NO_THREAD, dev_name(dev),
- cspmu);
+ IRQF_NOBALANCING | IRQF_NO_THREAD | IRQF_SHARED,
+ dev_name(dev), cspmu);
if (ret) {
dev_err(dev, "Could not request IRQ %d\n", irq);
return ret;
--
2.40.1