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-rw-r--r--fs/dlm/main.c97
1 files changed, 97 insertions, 0 deletions
diff --git a/fs/dlm/main.c b/fs/dlm/main.c
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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 "lowcomms.h"
20#include "config.h"
21
22#ifdef CONFIG_DLM_DEBUG
23int dlm_register_debugfs(void);
24void dlm_unregister_debugfs(void);
25#else
26static inline int dlm_register_debugfs(void) { return 0; }
27static inline void dlm_unregister_debugfs(void) { }
28#endif
29
30static int __init init_dlm(void)
31{
32 int error;
33
34 error = dlm_memory_init();
35 if (error)
36 goto out;
37
38 error = dlm_lockspace_init();
39 if (error)
40 goto out_mem;
41
42 error = dlm_config_init();
43 if (error)
44 goto out_lockspace;
45
46 error = dlm_register_debugfs();
47 if (error)
48 goto out_config;
49
50 error = dlm_lowcomms_init();
51 if (error)
52 goto out_debug;
53
54 error = dlm_user_init();
55 if (error)
56 goto out_lowcomms;
57
58 printk("DLM (built %s %s) installed\n", __DATE__, __TIME__);
59
60 return 0;
61
62 out_lowcomms:
63 dlm_lowcomms_exit();
64 out_debug:
65 dlm_unregister_debugfs();
66 out_config:
67 dlm_config_exit();
68 out_lockspace:
69 dlm_lockspace_exit();
70 out_mem:
71 dlm_memory_exit();
72 out:
73 return error;
74}
75
76static void __exit exit_dlm(void)
77{
78 dlm_user_exit();
79 dlm_lowcomms_exit();
80 dlm_config_exit();
81 dlm_memory_exit();
82 dlm_lockspace_exit();
83 dlm_unregister_debugfs();
84}
85
86module_init(init_dlm);
87module_exit(exit_dlm);
88
89MODULE_DESCRIPTION("Distributed Lock Manager");
90MODULE_AUTHOR("Red Hat, Inc.");
91MODULE_LICENSE("GPL");
92
93EXPORT_SYMBOL_GPL(dlm_new_lockspace);
94EXPORT_SYMBOL_GPL(dlm_release_lockspace);
95EXPORT_SYMBOL_GPL(dlm_lock);
96EXPORT_SYMBOL_GPL(dlm_unlock);
97