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[PATCH] genirq: doc: handle_IRQ_event() and __do_IRQ() comments

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Document handle_IRQ_event() and __do_IRQ().

Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
This commit is contained in:
Ingo Molnar 2006-06-29 02:24:46 -07:00 committed by Linus Torvalds
parent 8fee5c3617
commit 8d28bc751b
1 changed files with 16 additions and 4 deletions
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20
kernel/irq/handle.c
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@ -76,8 +76,13 @@ irqreturn_t no_action(int cpl, void *dev_id, struct pt_regs *regs)
return IRQ_NONE;
}
/*
* Have got an event to handle:
/**
* handle_IRQ_event - irq action chain handler
* @irq: the interrupt number
* @regs: pointer to a register structure
* @action: the interrupt action chain for this irq
*
* Handles the action chain of an irq event
*/
irqreturn_t handle_IRQ_event(unsigned int irq, struct pt_regs *regs,
struct irqaction *action)
@ -103,10 +108,17 @@ irqreturn_t handle_IRQ_event(unsigned int irq, struct pt_regs *regs,
return retval;
}
/*
* do_IRQ handles all normal device IRQ's (the special
/**
* __do_IRQ - original all in one highlevel IRQ handler
* @irq: the interrupt number
* @regs: pointer to a register structure
*
* __do_IRQ handles all normal device IRQ's (the special
* SMP cross-CPU interrupts have their own specific
* handlers).
*
* This is the original x86 implementation which is used for every
* interrupt type.
*/
fastcall unsigned int __do_IRQ(unsigned int irq, struct pt_regs *regs)
{