Merge branches 'sched/clock', 'sched/urgent' and 'linus' into sched/core
[linux-2.6] / fs / dlm / main.c
1 /******************************************************************************
2 *******************************************************************************
3 **
4 **  Copyright (C) Sistina Software, Inc.  1997-2003  All rights reserved.
5 **  Copyright (C) 2004-2007 Red Hat, Inc.  All rights reserved.
6 **
7 **  This copyrighted material is made available to anyone wishing to use,
8 **  modify, copy, or redistribute it subject to the terms and conditions
9 **  of the GNU General Public License v.2.
10 **
11 *******************************************************************************
12 ******************************************************************************/
13
14 #include "dlm_internal.h"
15 #include "lockspace.h"
16 #include "lock.h"
17 #include "user.h"
18 #include "memory.h"
19 #include "config.h"
20
21 static int __init init_dlm(void)
22 {
23         int error;
24
25         error = dlm_memory_init();
26         if (error)
27                 goto out;
28
29         error = dlm_lockspace_init();
30         if (error)
31                 goto out_mem;
32
33         error = dlm_config_init();
34         if (error)
35                 goto out_lockspace;
36
37         error = dlm_register_debugfs();
38         if (error)
39                 goto out_config;
40
41         error = dlm_user_init();
42         if (error)
43                 goto out_debug;
44
45         error = dlm_netlink_init();
46         if (error)
47                 goto out_user;
48
49         error = dlm_plock_init();
50         if (error)
51                 goto out_netlink;
52
53         printk("DLM (built %s %s) installed\n", __DATE__, __TIME__);
54
55         return 0;
56
57  out_netlink:
58         dlm_netlink_exit();
59  out_user:
60         dlm_user_exit();
61  out_debug:
62         dlm_unregister_debugfs();
63  out_config:
64         dlm_config_exit();
65  out_lockspace:
66         dlm_lockspace_exit();
67  out_mem:
68         dlm_memory_exit();
69  out:
70         return error;
71 }
72
73 static void __exit exit_dlm(void)
74 {
75         dlm_plock_exit();
76         dlm_netlink_exit();
77         dlm_user_exit();
78         dlm_config_exit();
79         dlm_memory_exit();
80         dlm_lockspace_exit();
81         dlm_unregister_debugfs();
82 }
83
84 module_init(init_dlm);
85 module_exit(exit_dlm);
86
87 MODULE_DESCRIPTION("Distributed Lock Manager");
88 MODULE_AUTHOR("Red Hat, Inc.");
89 MODULE_LICENSE("GPL");
90
91 EXPORT_SYMBOL_GPL(dlm_new_lockspace);
92 EXPORT_SYMBOL_GPL(dlm_release_lockspace);
93 EXPORT_SYMBOL_GPL(dlm_lock);
94 EXPORT_SYMBOL_GPL(dlm_unlock);
95