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From 68dba842ed23c9688340444b44951c448f4ff9ba Mon Sep 17 00:00:00 2001
From: John Crispin <blogic@openwrt.org>
Date: Sat, 16 Mar 2013 16:28:54 +0100
Subject: [PATCH 101/121] MIPS: ralink: add missing comment in irq driver
Trivial patch that adds a comment that makes the code more readable.
Signed-off-by: John Crispin <blogic@openwrt.org>
---
arch/mips/ralink/irq.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/arch/mips/ralink/irq.c b/arch/mips/ralink/irq.c
index 6d054c5..ed613b0 100644
--- a/arch/mips/ralink/irq.c
+++ b/arch/mips/ralink/irq.c
@@ -162,6 +162,7 @@ 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;
--
1.7.10.4
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