Messages in this thread Patch in this message | | | From | Andi Kleen <> | Subject | [PATCH x86] [3/16] Turn irq debugging options into module params | Date | Thu, 3 Jan 2008 16:42:16 +0100 (CET) |
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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>
--- kernel/irq/spurious.c | 5 +++++ 1 file changed, 5 insertions(+)
Index: linux/kernel/irq/spurious.c =================================================================== --- linux.orig/kernel/irq/spurious.c +++ linux/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 *s } __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) {
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