Messages in this thread Patch in this message | | | Date | Wed, 17 May 2006 02:16:11 +0200 | From | Ingo Molnar <> | Subject | [patch 13/50] genirq: doc: handle_IRQ_event() and __do_IRQ() comments |
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From: Ingo Molnar <mingo@elte.hu>
document handle_IRQ_event() and __do_IRQ().
Signed-off-by: Ingo Molnar <mingo@elte.hu> Signed-off-by: Thomas Gleixner <tglx@linutronix.de> --- kernel/irq/handle.c | 20 ++++++++++++++++---- 1 file changed, 16 insertions(+), 4 deletions(-)
Index: linux-genirq.q/kernel/irq/handle.c =================================================================== --- linux-genirq.q.orig/kernel/irq/handle.c +++ linux-genirq.q/kernel/irq/handle.c @@ -76,8 +76,13 @@ irqreturn_t no_action(int cpl, void *dev 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 */ int handle_IRQ_event(unsigned int irq, struct pt_regs *regs, struct irqaction *action) @@ -102,10 +107,17 @@ int handle_IRQ_event(unsigned int irq, s 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) { - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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