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ns9xxx: check for irq lockups

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When I copy-adapted handle_level_irq I skipped note_interrupt because
I considered it unimportant.  If I had understand its importance I would
have saved myself some ours of debugging.

Signed-off-by: Uwe Kleine-König <Uwe.Kleine-Koenig@digi.com>
This commit is contained in:
Uwe Kleine-König 2008-04-25 15:16:17 +02:00
parent a13c819524
commit a57a0b1d0f
1 changed files with 5 additions and 0 deletions
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arch/arm/mach-ns9xxx/irq.c
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@ -78,6 +78,11 @@ void handle_prio_irq(unsigned int irq, struct irq_desc *desc)
action_ret = handle_IRQ_event(irq, action);
/* XXX: There is no direct way to access noirqdebug, so check
* unconditionally for spurious irqs...
* Maybe this function should go to kernel/irq/chip.c? */
note_interrupt(irq, desc, action_ret);
spin_lock(&desc->lock);
desc->status &= ~IRQ_INPROGRESS;