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/*
* Simple stack backtrace regression test module
*
* (C) Copyright 2008 Intel Corporation
* Author: Arjan van de Ven <arjan@linux.intel.com>
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; version 2
* of the License.
*/
#include <linux/module.h>
#include <linux/sched.h>
#include <linux/delay.h>
static struct timer_list backtrace_timer;
static void backtrace_test_timer(unsigned long data)
{
printk("Testing a backtrace from irq context.\n");
printk("The following trace is a kernel self test and not a bug!\n");
dump_stack();
}
static int backtrace_regression_test(void)
{
printk("====[ backtrace testing ]===========\n");
printk("Testing a backtrace from process context.\n");
printk("The following trace is a kernel self test and not a bug!\n");
dump_stack();
init_timer(&backtrace_timer);
backtrace_timer.function = backtrace_test_timer;
mod_timer(&backtrace_timer, jiffies + 10);
msleep(10);
printk("====[ end of backtrace testing ]====\n");
return 0;
}
static void exitf(void)
{
}
module_init(backtrace_regression_test);
module_exit(exitf);
MODULE_LICENSE("GPL");
MODULE_AUTHOR("Arjan van de Ven <arjan@linux.intel.com>");
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