// SPDX-License-Identifier: GPL-2.0-or-later /* * Copyright (C) 2015-2016 Mentor Graphics */ #include <linux/module.h> #include <linux/printk.h> #include <linux/watchdog.h> #include "watchdog_pretimeout.h" /** * pretimeout_noop - No operation on watchdog pretimeout event * @wdd - watchdog_device * * This function prints a message about pretimeout to kernel log. */ static void pretimeout_noop(struct watchdog_device *wdd) { pr_alert("watchdog%d: pretimeout event\n", wdd->id); } static struct watchdog_governor watchdog_gov_noop = { .name = "noop", .pretimeout = pretimeout_noop, }; static int __init watchdog_gov_noop_register(void) { return watchdog_register_governor(&watchdog_gov_noop); } static void __exit watchdog_gov_noop_unregister(void) { watchdog_unregister_governor(&watchdog_gov_noop); } module_init(watchdog_gov_noop_register); module_exit(watchdog_gov_noop_unregister); MODULE_AUTHOR("Vladimir Zapolskiy <vladimir_zapolskiy@mentor.com>"); MODULE_DESCRIPTION("Panic watchdog pretimeout governor"); MODULE_LICENSE("GPL");