irq_get_irqchip_state(9) - phpMan
IRQ_GET_IRQCHIP_STAT(9) Public Functions Provided IRQ_GET_IRQCHIP_STAT(9)
NAME
irq_get_irqchip_state - returns the irqchip state of a interrupt.
SYNOPSIS
int irq_get_irqchip_state(unsigned int irq, enum irqchip_irq_state which, bool * state);
ARGUMENTS
irq
Interrupt line that is forwarded to a VM
which
One of IRQCHIP_STATE_* the caller wants to know about
state
a pointer to a boolean where the state is to be storeed
DESCRIPTION
This call snapshots the internal irqchip state of an interrupt, returning into state the
bit corresponding to stage which
This function should be called with preemption disabled if the interrupt controller has
per-cpu registers.
AUTHORS
Thomas Gleixner <tglx AT linutronix.de>
Author.
Ingo Molnar <mingo AT elte.hu>
Author.
COPYRIGHT
Kernel Hackers Manual 4.8. January 2017 IRQ_GET_IRQCHIP_STAT(9)
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