Commit c69e3758 authored by Thomas Gleixner's avatar Thomas Gleixner
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genirq: Fixup fasteoi handler for oneshot mode 



The fasteoi handler must mask the interrupt line in oneshot mode
otherwise we end up with an irq storm.

Signed-off-by: default avatarThomas Gleixner <tglx@linutronix.de>
parent 8d32a307

kernel/irq/chip.c

+4 −0
Original line number Diff line number Diff line
@@ -513,6 +513,10 @@ handle_fasteoi_irq(unsigned int irq, struct irq_desc *desc) 
		mask_irq(desc);

		goto out;

	}



	if (desc->istate & IRQS_ONESHOT)

		mask_irq(desc);



	preflow_handler(desc);

	handle_irq_event(desc);