1// SPDX-License-Identifier: GPL-2.0-only
2/******************************************************************************
3*******************************************************************************
4**
5**  Copyright (C) Sistina Software, Inc.  1997-2003  All rights reserved.
6**  Copyright (C) 2004-2007 Red Hat, Inc.  All rights reserved.
7**
8**
9*******************************************************************************
10******************************************************************************/
11
12#include <linux/module.h>
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#include "midcomms.h"
21
22#define CREATE_TRACE_POINTS
23#include <trace/events/dlm.h>
24
25static int __init init_dlm(void)
26{
27	int error;
28
29	error = dlm_memory_init();
30	if (error)
31		goto out;
32
33	dlm_midcomms_init();
34
35	error = dlm_lockspace_init();
36	if (error)
37		goto out_mem;
38
39	error = dlm_config_init();
40	if (error)
41		goto out_lockspace;
42
43	dlm_register_debugfs();
44
45	error = dlm_user_init();
46	if (error)
47		goto out_debug;
48
49	error = dlm_plock_init();
50	if (error)
51		goto out_user;
52
53	printk("DLM installed\n");
54
55	return 0;
56
57 out_user:
58	dlm_user_exit();
59 out_debug:
60	dlm_unregister_debugfs();
61	dlm_config_exit();
62 out_lockspace:
63	dlm_lockspace_exit();
64 out_mem:
65	dlm_midcomms_exit();
66	dlm_memory_exit();
67 out:
68	return error;
69}
70
71static void __exit exit_dlm(void)
72{
73	dlm_plock_exit();
74	dlm_user_exit();
75	dlm_config_exit();
76	dlm_lockspace_exit();
77	dlm_midcomms_exit();
78	dlm_unregister_debugfs();
79	dlm_memory_exit();
80}
81
82module_init(init_dlm);
83module_exit(exit_dlm);
84
85MODULE_DESCRIPTION("Distributed Lock Manager");
86MODULE_AUTHOR("Red Hat, Inc.");
87MODULE_LICENSE("GPL");
88
89EXPORT_SYMBOL_GPL(dlm_new_lockspace);
90EXPORT_SYMBOL_GPL(dlm_release_lockspace);
91EXPORT_SYMBOL_GPL(dlm_lock);
92EXPORT_SYMBOL_GPL(dlm_unlock);
93
94