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Sunil Mushran6325b4a2008-03-10 15:16:22 -07001/* -*- mode: c; c-basic-offset: 8; -*-
2 * vim: noexpandtab sw=8 ts=8 sts=0:
3 *
4 * dlmdebug.h
5 *
6 * Copyright (C) 2008 Oracle. All rights reserved.
7 *
8 * This program is free software; you can redistribute it and/or
9 * modify it under the terms of the GNU General Public
10 * License as published by the Free Software Foundation; either
11 * version 2 of the License, or (at your option) any later version.
12 *
13 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
16 * General Public License for more details.
17 *
18 * You should have received a copy of the GNU General Public
19 * License along with this program; if not, write to the
20 * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
21 * Boston, MA 021110-1307, USA.
22 *
23 */
24
25#ifndef DLMDEBUG_H
26#define DLMDEBUG_H
27
28#ifdef CONFIG_DEBUG_FS
29
Sunil Mushran007dce52008-03-10 15:16:23 -070030struct dlm_debug_ctxt {
31 struct kref debug_refcnt;
32 struct dentry *debug_state_dentry;
Sunil Mushran4e3d24e2008-03-10 15:16:24 -070033 struct dentry *debug_lockres_dentry;
Sunil Mushrand0129ac2008-03-10 15:16:26 -070034 struct dentry *debug_mle_dentry;
Sunil Mushran007dce52008-03-10 15:16:23 -070035};
36
37struct debug_buffer {
38 int len;
39 char *buf;
40};
41
Sunil Mushran4e3d24e2008-03-10 15:16:24 -070042struct debug_lockres {
43 int dl_len;
44 char *dl_buf;
45 struct dlm_ctxt *dl_ctxt;
46 struct dlm_lock_resource *dl_res;
47};
48
Sunil Mushran007dce52008-03-10 15:16:23 -070049int dlm_debug_init(struct dlm_ctxt *dlm);
50void dlm_debug_shutdown(struct dlm_ctxt *dlm);
51
Sunil Mushran6325b4a2008-03-10 15:16:22 -070052int dlm_create_debugfs_subroot(struct dlm_ctxt *dlm);
53void dlm_destroy_debugfs_subroot(struct dlm_ctxt *dlm);
54
55int dlm_create_debugfs_root(void);
56void dlm_destroy_debugfs_root(void);
57
58#else
59
Sunil Mushran007dce52008-03-10 15:16:23 -070060static int dlm_debug_init(struct dlm_ctxt *dlm)
61{
62 return 0;
63}
64static void dlm_debug_shutdown(struct dlm_ctxt *dlm)
65{
66}
Sunil Mushran6325b4a2008-03-10 15:16:22 -070067static int dlm_create_debugfs_subroot(struct dlm_ctxt *dlm)
68{
69 return 0;
70}
71static void dlm_destroy_debugfs_subroot(struct dlm_ctxt *dlm)
72{
73}
74static int dlm_create_debugfs_root(void)
75{
76 return 0;
77}
78static void dlm_destroy_debugfs_root(void)
79{
80}
81
82#endif /* CONFIG_DEBUG_FS */
83#endif /* DLMDEBUG_H */