diff options
| -rw-r--r-- | drivers/misc/blink.c | 22 |
1 files changed, 20 insertions, 2 deletions
diff --git a/drivers/misc/blink.c b/drivers/misc/blink.c index 634431ce1184..97f7253ce2d3 100644 --- a/drivers/misc/blink.c +++ b/drivers/misc/blink.c @@ -16,12 +16,30 @@ static void do_blink(unsigned long data) add_timer(&blink_timer); } -static int blink_init(void) +static int blink_panic_event(struct notifier_block *blk, + unsigned long event, void *arg) { - printk(KERN_INFO "Enabling keyboard blinking\n"); do_blink(0); return 0; } +static struct notifier_block blink_notify = { + .notifier_call = blink_panic_event, +}; + +static __init int blink_init(void) +{ + printk(KERN_INFO "Enabling keyboard blinking\n"); + atomic_notifier_chain_register(&panic_notifier_list, &blink_notify); + return 0; +} + +static __exit void blink_remove(void) +{ + del_timer_sync(&blink_timer); + atomic_notifier_chain_unregister(&panic_notifier_list, &blink_notify); +} + module_init(blink_init); +module_exit(blink_remove); |