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| 1 | Index: linux-2.6.33.2/kernel/irq/chip.c |
| 2 | =================================================================== |
| 3 | --- linux-2.6.33.2.orig/kernel/irq/chip.c 2010-04-02 01:02:33.000000000 +0200 |
| 4 | +++ linux-2.6.33.2/kernel/irq/chip.c 2010-04-02 23:37:40.000000000 +0200 |
| 5 | @@ -650,6 +650,9 @@ |
| 6 | |
| 7 | kstat_incr_irqs_this_cpu(irq, desc); |
| 8 | |
| 9 | + if (unlikely(!desc->action || (desc->status & IRQ_DISABLED))) |
| 10 | + return; |
| 11 | + |
| 12 | if (desc->chip->ack) |
| 13 | desc->chip->ack(irq); |
| 14 | |
| 15 |
