linux-kernel - [RFC PATCH v2 1/2] genirq: Set irq masked state by default

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Date:   Mon, 26 Jun 2017 19:33:33 +0800
From:   Jeffy Chen <jeffy.chen@...k-chips.com>
To:     linux-kernel@...r.kernel.org, tglx@...utronix.de
Cc:     briannorris@...omium.org, dianders@...omium.org,
        tfiga@...omium.org, Jeffy Chen <jeffy.chen@...k-chips.com>
Subject: [RFC PATCH v2 1/2] genirq: Set irq masked state by default

We are setting irq default state to disabled when allocating irq desc,
so set it masked there too.

Signed-off-by: Jeffy Chen <jeffy.chen@...k-chips.com>
---

Changes in v2: None

 kernel/irq/irqdesc.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/kernel/irq/irqdesc.c b/kernel/irq/irqdesc.c
index c5bbaed..f1248ee 100644
--- a/kernel/irq/irqdesc.c
+++ b/kernel/irq/irqdesc.c
@@ -105,6 +105,7 @@ static void desc_set_defaults(unsigned int irq, struct irq_desc *desc, int node,
 	desc->irq_data.chip_data = NULL;
 	irq_settings_clr_and_set(desc, ~0, _IRQ_DEFAULT_INIT_FLAGS);
 	irqd_set(&desc->irq_data, IRQD_IRQ_DISABLED);
+	irqd_set(&desc->irq_data, IRQD_IRQ_MASKED);
 	desc->handle_irq = handle_bad_irq;
 	desc->depth = 1;
 	desc->irq_count = 0;
-- 
2.1.4