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MIPS: ralink: add missing comment in irq driver

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Trivial patch that adds a comment that makes the code more readable.

Signed-off-by: John Crispin <blogic@openwrt.org>
Acked-by: Gabor Juhos <juhosg@openwrt.org>
Patchwork: http://patchwork.linux-mips.org/patch/5168/
This commit is contained in:
John Crispin 2013-03-16 16:28:54 +01:00 committed by Ralf Baechle
parent 6ac8579b96
commit 2947382294
1 changed files with 1 additions and 0 deletions
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arch/mips/ralink/irq.c
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@ -166,6 +166,7 @@ static int __init intc_of_init(struct device_node *node,
irq_set_chained_handler(irq, ralink_intc_irq_handler);
irq_set_handler_data(irq, domain);
/* tell the kernel which irq is used for performance monitoring */
cp0_perfcount_irq = irq_create_mapping(domain, 9);
return 0;