[PATCH 1/1] irq: add IRQF_TRIGGER_MASK on PPI by default

From	Aniruddha Banerjee <aniruddhab@nvidia.com>
Newsgroups	linux.kernel
Subject	[PATCH 1/1] irq: add IRQF_TRIGGER_MASK on PPI by default
Date	2017-03-30 21:50 +0200
Message-ID	<tqOf0-2K2-19@gated-at.bofh.it> (permalink)
Organization	linux.* mail to news gateway

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add IRQF_TRIGGER_MASK on PPI by default so that the PPIs are
not configured as edge-triggered, which may be wrong for certain GIC
implementations such as the GIC-400

Signed-off-by: Aniruddha Banerjee <aniruddhab@nvidia.com>
---
 kernel/irq/manage.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/kernel/irq/manage.c b/kernel/irq/manage.c
index 6b669593e7eb..9b2983cf9fd3 100644
--- a/kernel/irq/manage.c
+++ b/kernel/irq/manage.c
@@ -1982,7 +1982,7 @@ int request_percpu_irq(unsigned int irq, irq_handler_t handler,
 		return -ENOMEM;
 
 	action->handler = handler;
-	action->flags = IRQF_PERCPU | IRQF_NO_SUSPEND;
+	action->flags = IRQF_PERCPU | IRQF_NO_SUSPEND | IRQF_TRIGGER_MASK;
 	action->name = devname;
 	action->percpu_dev_id = dev_id;
 
-- 
2.11.0

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[PATCH 1/1] irq: add IRQF_TRIGGER_MASK on PPI by default Aniruddha Banerjee <aniruddhab@nvidia.com> - 2017-03-30 21:50 +0200
  Re: [PATCH 1/1] irq: add IRQF_TRIGGER_MASK on PPI by default Thomas Gleixner <tglx@linutronix.de> - 2017-03-31 10:10 +0200
    Re: [PATCH 1/1] irq: add IRQF_TRIGGER_MASK on PPI by default Marc Zyngier <marc.zyngier@arm.com> - 2017-03-31 10:20 +0200
      RE: [PATCH 1/1] irq: add IRQF_TRIGGER_MASK on PPI by default Aniruddha Banerjee <aniruddhab@nvidia.com> - 2017-03-31 14:10 +0200
    Re: [PATCH 1/1] irq: add IRQF_TRIGGER_MASK on PPI by default Jon Hunter <jonathanh@nvidia.com> - 2017-03-31 10:20 +0200

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