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
25 static 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
71 static 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
82 module_init(init_dlm);
83 module_exit(exit_dlm);
84
85 MODULE_DESCRIPTION("Distributed Lock Manager");
86 MODULE_AUTHOR("Red Hat, Inc.");
87 MODULE_LICENSE("GPL");
88
89 EXPORT_SYMBOL_GPL(dlm_new_lockspace);
90 EXPORT_SYMBOL_GPL(dlm_release_lockspace);
91 EXPORT_SYMBOL_GPL(dlm_lock);
92 EXPORT_SYMBOL_GPL(dlm_unlock);
93
94
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