Messages in this thread Patch in this message | | | From | Vinayak Kale <> | Subject | [PATCH V3 1/2] genirq: Add an accessor for IRQ_PER_CPU flag | Date | Mon, 18 Nov 2013 18:52:28 +0530 |
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This patch adds an accessor function for IRQ_PER_CPU flag. The accessor function is useful to dertermine whether an IRQ is percpu or not.
Signed-off-by: Vinayak Kale <vkale@apm.com> --- include/linux/irqdesc.h | 8 ++++++++ 1 file changed, 8 insertions(+)
diff --git a/include/linux/irqdesc.h b/include/linux/irqdesc.h index 56fb646..26e2661 100644 --- a/include/linux/irqdesc.h +++ b/include/linux/irqdesc.h @@ -152,6 +152,14 @@ static inline int irq_balancing_disabled(unsigned int irq) return desc->status_use_accessors & IRQ_NO_BALANCING_MASK; } +static inline int irq_is_percpu(unsigned int irq) +{ + struct irq_desc *desc; + + desc = irq_to_desc(irq); + return desc->status_use_accessors & IRQ_PER_CPU; +} + static inline void irq_set_lockdep_class(unsigned int irq, struct lock_class_key *class) { -- 1.7.9.5
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