[PATCH v2 2/5] perf: arm_cspmu: Support shared interrupts
From: Ilkka Koskinen <hidden>
Date: 2023-06-01 03:03:05
Also in:
linux-doc, lkml
Subsystem:
arm pmu profiling and debugging, the rest · Maintainers:
Will Deacon, Mark Rutland, Linus Torvalds
Some of the PMUs may share the interrupt. Support them by setting IRQF_SHARED Signed-off-by: Ilkka Koskinen <redacted> --- 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
_______________________________________________
linux-arm-kernel mailing list
linux-arm-kernel@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/linux-arm-kernel