From: Andi Kleen <ak@suse.de>
Date: Wed, 30 Jan 2008 12:32:48 +0000 (+0100)
Subject: genirq: turn irq debugging options into module params
X-Git-Tag: v2.6.25-rc1~1143^2~397
X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=9e094c17ee2b85130ab7b2ea37456f6867eb687a;p=linux-2.6

genirq: turn irq debugging options into module params

This allows to change them at runtime using sysfs. No need to
reboot to set them.

I only added aliases (kernel.noirqdebug etc.) so the old options
still work.

Signed-off-by: Andi Kleen <ak@suse.de>

Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
---

diff --git a/kernel/irq/spurious.c b/kernel/irq/spurious.c
index 32b161972f..a6b2bc831d 100644
--- a/kernel/irq/spurious.c
+++ b/kernel/irq/spurious.c
@@ -10,6 +10,7 @@
 #include <linux/module.h>
 #include <linux/kallsyms.h>
 #include <linux/interrupt.h>
+#include <linux/moduleparam.h>
 
 static int irqfixup __read_mostly;
 
@@ -225,6 +226,8 @@ int noirqdebug_setup(char *str)
 }
 
 __setup("noirqdebug", noirqdebug_setup);
+module_param(noirqdebug, bool, 0644);
+MODULE_PARM_DESC(noirqdebug, "Disable irq lockup detection when true");
 
 static int __init irqfixup_setup(char *str)
 {
@@ -236,6 +239,8 @@ static int __init irqfixup_setup(char *str)
 }
 
 __setup("irqfixup", irqfixup_setup);
+module_param(irqfixup, int, 0644);
+MODULE_PARM_DESC("irqfixup", "0: No fixup, 1: irqfixup mode 2: irqpoll mode");
 
 static int __init irqpoll_setup(char *str)
 {