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[POWERPC] Fix comment in kernel/irq.c

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kernel/irq.c contains a comment that speaks of -1 and -2 as interrupt
numbers, but this is actually dependent on configuration options now.
Replace by NO_IRQ and NO_IRQ_ENABLED.

Signed-off-by: Johannes Berg <johannes@sipsolutions.net>
Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Signed-off-by: Paul Mackerras <paulus@samba.org>
This commit is contained in:
Johannes Berg 2006-12-13 13:38:22 +01:00 committed by Paul Mackerras
parent f31909c003
commit 92d4dda333
1 changed files with 3 additions and 3 deletions
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6
arch/powerpc/kernel/irq.c
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@ -281,10 +281,10 @@ void do_IRQ(struct pt_regs *regs)
/* /*
* Every platform is required to implement ppc_md.get_irq. * Every platform is required to implement ppc_md.get_irq.
* This function will either return an irq number or -1 to * This function will either return an irq number or NO_IRQ to
* indicate there are no more pending. * indicate there are no more pending.
* The value -2 is for buggy hardware and means that this IRQ * The value NO_IRQ_IGNORE is for buggy hardware and means that this
* has already been handled. -- Tom * IRQ has already been handled. -- Tom
*/ */
irq = ppc_md.get_irq(); irq = ppc_md.get_irq();