The fasteoi handler must mask the interrupt line in oneshot mode otherwise we end up with an irq storm. Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
@@ -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);