move kernel support to 2.6.28.7
[openwrt/staging/mkresin.git] / target / linux / ifxmips / patches-2.6.28 / 200-genirq_fix.patch
1 --- a/kernel/irq/chip.c
2 +++ b/kernel/irq/chip.c
3 @@ -524,6 +524,9 @@ handle_percpu_irq(unsigned int irq, stru
4
5 kstat_incr_irqs_this_cpu(irq, desc);
6
7 + if (unlikely(!desc->action || (desc->status & IRQ_DISABLED)))
8 + return;
9 +
10 if (desc->chip->ack)
11 desc->chip->ack(irq);
12