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irq: simplify for_each_irq_desc() usage

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Impact: cleanup

all for_each_irq_desc() usage point have !desc check.
then its check can move into for_each_irq_desc() macro.

Signed-off-by: KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com>
Acked-by: Yinghai Lu <yinghai@kernel.org>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
This commit is contained in:
KOSAKI Motohiro
2008-12-26 12:29:48 +09:00
committed by Ingo Molnar
parent 26ddd8d5ca
commit 18eefedfe8
6 changed files with 6 additions and 38 deletions
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8
include/linux/irqnr.h
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@@ -22,10 +22,14 @@ extern struct irq_desc *irq_to_desc(unsigned int irq);
# define for_each_irq_desc(irq, desc) \
for (irq = 0, desc = irq_to_desc(irq); irq < nr_irqs; \
irq++, desc = irq_to_desc(irq))
irq++, desc = irq_to_desc(irq)) \
if (desc)
# define for_each_irq_desc_reverse(irq, desc) \
for (irq = nr_irqs - 1, desc = irq_to_desc(irq); irq >= 0; \
irq--, desc = irq_to_desc(irq))
irq--, desc = irq_to_desc(irq)) \
if (desc)
#endif /* CONFIG_GENERIC_HARDIRQS */