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Make sure the interrupt is masked before processing it, or bad things

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can happen.
This commit is contained in:
Olivier Houchard 2005-10-03 14:17:16 +00:00
parent 1f59105ee7
commit edcbfd05d1
1 changed files with 3 additions and 3 deletions
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6
sys/arm/arm/intr.c
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@ -108,6 +108,7 @@ arm_handler_execute(void *frame, int irqnb)
td->td_intr_nesting_level++;
while ((i = arm_get_next_irq()) != -1) {
arm_mask_irq(i);
intrcnt[intrcnt_tab[i]]++;
ithd = ithreads[i];
if (!ithd)
@ -119,10 +120,9 @@ arm_handler_execute(void *frame, int irqnb)
ih->ih_handler(ih->ih_argument ?
ih->ih_argument : frame);
}
} else if (ih) {
arm_mask_irq(i);
arm_unmask_irq(i);
} else if (ih)
ithread_schedule(ithd);
}
}
td->td_intr_nesting_level--;
}