[PATCH] irq: Add new flag to ack level-triggered interrupts before unmasking

Thomas Gleixner tglx at linutronix.de
Thu Feb 6 16:14:40 EST 2014


On Thu, 6 Feb 2014, Carlo Caione wrote:

> Several irqchip drivers require the level-triggered interrupt to be
> acked before unmasking to avoid that a second interrupt is immediately
> triggered. This small patch introduces a new irqchip flags that is used
> to ack the IRQ line before it is unmasked.

And why are you not doing this in the unmask function of the affected
chip in the first place?
 
Thanks,

	tglx



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