Version:  2.0.40 2.2.26 2.4.37 3.13 3.14 3.15 3.16 3.17 3.18 3.19 4.0 4.1 4.2 4.3 4.4 4.5 4.6 4.7 4.8 4.9 4.10

Linux/lib/netdev-notifier-error-inject.c

  1 #include <linux/kernel.h>
  2 #include <linux/module.h>
  3 #include <linux/netdevice.h>
  4 
  5 #include "notifier-error-inject.h"
  6 
  7 static int priority;
  8 module_param(priority, int, 0);
  9 MODULE_PARM_DESC(priority, "specify netdevice notifier priority");
 10 
 11 static struct notifier_err_inject netdev_notifier_err_inject = {
 12         .actions = {
 13                 { NOTIFIER_ERR_INJECT_ACTION(NETDEV_REGISTER) },
 14                 { NOTIFIER_ERR_INJECT_ACTION(NETDEV_CHANGEMTU) },
 15                 { NOTIFIER_ERR_INJECT_ACTION(NETDEV_CHANGENAME) },
 16                 { NOTIFIER_ERR_INJECT_ACTION(NETDEV_PRE_UP) },
 17                 { NOTIFIER_ERR_INJECT_ACTION(NETDEV_PRE_TYPE_CHANGE) },
 18                 { NOTIFIER_ERR_INJECT_ACTION(NETDEV_POST_INIT) },
 19                 { NOTIFIER_ERR_INJECT_ACTION(NETDEV_PRECHANGEMTU) },
 20                 { NOTIFIER_ERR_INJECT_ACTION(NETDEV_PRECHANGEUPPER) },
 21                 { NOTIFIER_ERR_INJECT_ACTION(NETDEV_CHANGEUPPER) },
 22                 {}
 23         }
 24 };
 25 
 26 static struct dentry *dir;
 27 
 28 static int netdev_err_inject_init(void)
 29 {
 30         int err;
 31 
 32         dir = notifier_err_inject_init("netdev", notifier_err_inject_dir,
 33                                        &netdev_notifier_err_inject, priority);
 34         if (IS_ERR(dir))
 35                 return PTR_ERR(dir);
 36 
 37         err = register_netdevice_notifier(&netdev_notifier_err_inject.nb);
 38         if (err)
 39                 debugfs_remove_recursive(dir);
 40 
 41         return err;
 42 }
 43 
 44 static void netdev_err_inject_exit(void)
 45 {
 46         unregister_netdevice_notifier(&netdev_notifier_err_inject.nb);
 47         debugfs_remove_recursive(dir);
 48 }
 49 
 50 module_init(netdev_err_inject_init);
 51 module_exit(netdev_err_inject_exit);
 52 
 53 MODULE_DESCRIPTION("Netdevice notifier error injection module");
 54 MODULE_LICENSE("GPL");
 55 MODULE_AUTHOR("Nikolay Aleksandrov <razor@blackwall.org>");
 56 

This page was automatically generated by LXR 0.3.1 (source).  •  Linux is a registered trademark of Linus Torvalds  •  Contact us