1/******************************************************************************
2*******************************************************************************
3**
4**  Copyright (C) Sistina Software, Inc.  1997-2003  All rights reserved.
5**  Copyright (C) 2004-2005 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#ifdef CONFIG_DLM_DEBUG
22int dlm_register_debugfs(void);
23void dlm_unregister_debugfs(void);
24#else
25static inline int dlm_register_debugfs(void) { return 0; }
26static inline void dlm_unregister_debugfs(void) { }
27#endif
28
29static int __init init_dlm(void)
30{
31	int error;
32
33	error = dlm_memory_init();
34	if (error)
35		goto out;
36
37	error = dlm_lockspace_init();
38	if (error)
39		goto out_mem;
40
41	error = dlm_config_init();
42	if (error)
43		goto out_lockspace;
44
45	error = dlm_register_debugfs();
46	if (error)
47		goto out_config;
48
49	error = dlm_user_init();
50	if (error)
51		goto out_debug;
52
53	printk("DLM (built %s %s) installed\n", __DATE__, __TIME__);
54
55	return 0;
56
57 out_debug:
58	dlm_unregister_debugfs();
59 out_config:
60	dlm_config_exit();
61 out_lockspace:
62	dlm_lockspace_exit();
63 out_mem:
64	dlm_memory_exit();
65 out:
66	return error;
67}
68
69static void __exit exit_dlm(void)
70{
71	dlm_user_exit();
72	dlm_config_exit();
73	dlm_memory_exit();
74	dlm_lockspace_exit();
75	dlm_unregister_debugfs();
76}
77
78module_init(init_dlm);
79module_exit(exit_dlm);
80
81MODULE_DESCRIPTION("Distributed Lock Manager");
82MODULE_AUTHOR("Red Hat, Inc.");
83MODULE_LICENSE("GPL");
84
85EXPORT_SYMBOL_GPL(dlm_new_lockspace);
86EXPORT_SYMBOL_GPL(dlm_release_lockspace);
87EXPORT_SYMBOL_GPL(dlm_lock);
88EXPORT_SYMBOL_GPL(dlm_unlock);
89