release/src-rt-6.x.4708/linux/linux-2.6.36/fs/autofs4/init.c

   1 /* -*- c -*- --------------------------------------------------------------- *
   2  *
   3  * linux/fs/autofs/init.c
   4  *
   5  *  Copyright 1997-1998 Transmeta Corporation -- All Rights Reserved
   6  *
   7  * This file is part of the Linux kernel and is made available under
   8  * the terms of the GNU General Public License, version 2, or at your
   9  * option, any later version, incorporated herein by reference.
  10  *
  11  * ------------------------------------------------------------------------- */
  12
  13 #include <linux/module.h>
  14 #include <linux/init.h>
  15 #include "autofs_i.h"
  16
  17 static int autofs_get_sb(struct file_system_type *fs_type,
  18         int flags, const char *dev_name, void *data, struct vfsmount *mnt)
  19 {
  20         return get_sb_nodev(fs_type, flags, data, autofs4_fill_super, mnt);
  21 }
  22
  23 static struct file_system_type autofs_fs_type = {
  24         .owner          = THIS_MODULE,
  25         .name           = "autofs",
  26         .get_sb         = autofs_get_sb,
  27         .kill_sb        = autofs4_kill_sb,
  28 };
  29
  30 static int __init init_autofs4_fs(void)
  31 {
  32         int err;
  33
  34         err = register_filesystem(&autofs_fs_type);
  35         if (err)
  36                 return err;
  37
  38         autofs_dev_ioctl_init();
  39
  40         return err;
  41 }
  42
  43 static void __exit exit_autofs4_fs(void)
  44 {
  45         autofs_dev_ioctl_exit();
  46         unregister_filesystem(&autofs_fs_type);
  47 }
  48
  49 module_init(init_autofs4_fs)
  50 module_exit(exit_autofs4_fs)
  51 MODULE_LICENSE("GPL");