1 #include <linux/kernel.h>
2 #include <linux/module.h>
3 #include <linux/memory.h>
5 #include "notifier-error-inject.h"
8 module_param(priority, int, 0);
9 MODULE_PARM_DESC(priority, "specify memory notifier priority");
11 static struct notifier_err_inject memory_notifier_err_inject = {
13 { NOTIFIER_ERR_INJECT_ACTION(MEM_GOING_ONLINE) },
14 { NOTIFIER_ERR_INJECT_ACTION(MEM_GOING_OFFLINE) },
19 static struct dentry *dir;
21 static int err_inject_init(void)
25 dir = notifier_err_inject_init("memory", notifier_err_inject_dir,
26 &memory_notifier_err_inject, priority);
30 err = register_memory_notifier(&memory_notifier_err_inject.nb);
32 debugfs_remove_recursive(dir);
37 static void err_inject_exit(void)
39 unregister_memory_notifier(&memory_notifier_err_inject.nb);
40 debugfs_remove_recursive(dir);
43 module_init(err_inject_init);
44 module_exit(err_inject_exit);
46 MODULE_DESCRIPTION("memory notifier error injection module");
47 MODULE_LICENSE("GPL");
48 MODULE_AUTHOR("Akinobu Mita <akinobu.mita@gmail.com>");