err.no Git - linux-2.6/blob - fs/gfs2/locking/dlm/main.c

   1 /*
   2  * Copyright (C) Sistina Software, Inc.  1997-2003 All rights reserved.
   3  * Copyright (C) 2004-2005 Red Hat, Inc.  All rights reserved.
   4  *
   5  * This copyrighted material is made available to anyone wishing to use,
   6  * modify, copy, or redistribute it subject to the terms and conditions
   7  * of the GNU General Public License version 2.
   8  */
   9
  10 #include <linux/init.h>
  11
  12 #include "lock_dlm.h"
  13
  14 static int __init init_lock_dlm(void)
  15 {
  16         int error;
  17
  18         error = gfs2_register_lockproto(&gdlm_ops);
  19         if (error) {
  20                 printk(KERN_WARNING "lock_dlm:  can't register protocol: %d\n",
  21                        error);
  22                 return error;
  23         }
  24
  25         error = gdlm_sysfs_init();
  26         if (error) {
  27                 gfs2_unregister_lockproto(&gdlm_ops);
  28                 return error;
  29         }
  30
  31         error = gdlm_plock_init();
  32         if (error) {
  33                 gdlm_sysfs_exit();
  34                 gfs2_unregister_lockproto(&gdlm_ops);
  35                 return error;
  36         }
  37
  38         printk(KERN_INFO
  39                "Lock_DLM (built %s %s) installed\n", __DATE__, __TIME__);
  40         return 0;
  41 }
  42
  43 static void __exit exit_lock_dlm(void)
  44 {
  45         gdlm_plock_exit();
  46         gdlm_sysfs_exit();
  47         gfs2_unregister_lockproto(&gdlm_ops);
  48 }
  49
  50 module_init(init_lock_dlm);
  51 module_exit(exit_lock_dlm);
  52
  53 MODULE_DESCRIPTION("GFS DLM Locking Module");
  54 MODULE_AUTHOR("Red Hat, Inc.");
  55 MODULE_LICENSE("GPL");
  56