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1/* SPDX-License-Identifier: GPL-2.0-or-later */
2/*
3 * Copyright (C) International Business Machines Corp., 2000-2002
4 * Portions Copyright (C) Christoph Hellwig, 2001-2002
5 */
6#ifndef _H_JFS_DEBUG
7#define _H_JFS_DEBUG
8
9/*
10 * jfs_debug.h
11 *
12 * global debug message, data structure/macro definitions
13 * under control of CONFIG_JFS_DEBUG, CONFIG_JFS_STATISTICS;
14 */
15
16/*
17 * Create /proc/fs/jfs if procfs is enabled andeither
18 * CONFIG_JFS_DEBUG or CONFIG_JFS_STATISTICS is defined
19 */
20#if defined(CONFIG_PROC_FS) && (defined(CONFIG_JFS_DEBUG) || defined(CONFIG_JFS_STATISTICS))
21#define PROC_FS_JFS
22extern void jfs_proc_init(void);
23extern void jfs_proc_clean(void);
24#endif
25
26/*
27 * assert with traditional printf/panic
28 */
29#define assert(p) do { \
30 if (!(p)) { \
31 printk(KERN_CRIT "BUG at %s:%d assert(%s)\n", \
32 __FILE__, __LINE__, #p); \
33 BUG(); \
34 } \
35} while (0)
36
37/*
38 * debug ON
39 * --------
40 */
41#ifdef CONFIG_JFS_DEBUG
42#define ASSERT(p) assert(p)
43
44/* printk verbosity */
45#define JFS_LOGLEVEL_ERR 1
46#define JFS_LOGLEVEL_WARN 2
47#define JFS_LOGLEVEL_DEBUG 3
48#define JFS_LOGLEVEL_INFO 4
49
50extern int jfsloglevel;
51
52int jfs_txanchor_proc_show(struct seq_file *m, void *v);
53
54/* information message: e.g., configuration, major event */
55#define jfs_info(fmt, arg...) do { \
56 if (jfsloglevel >= JFS_LOGLEVEL_INFO) \
57 printk(KERN_INFO fmt "\n", ## arg); \
58} while (0)
59
60/* debug message: ad hoc */
61#define jfs_debug(fmt, arg...) do { \
62 if (jfsloglevel >= JFS_LOGLEVEL_DEBUG) \
63 printk(KERN_DEBUG fmt "\n", ## arg); \
64} while (0)
65
66/* warn message: */
67#define jfs_warn(fmt, arg...) do { \
68 if (jfsloglevel >= JFS_LOGLEVEL_WARN) \
69 printk(KERN_WARNING fmt "\n", ## arg); \
70} while (0)
71
72/* error event message: e.g., i/o error */
73#define jfs_err(fmt, arg...) do { \
74 if (jfsloglevel >= JFS_LOGLEVEL_ERR) \
75 printk(KERN_ERR fmt "\n", ## arg); \
76} while (0)
77
78/*
79 * debug OFF
80 * ---------
81 */
82#else /* CONFIG_JFS_DEBUG */
83#define ASSERT(p) do {} while (0)
84#define jfs_info(fmt, arg...) do {} while (0)
85#define jfs_debug(fmt, arg...) do {} while (0)
86#define jfs_warn(fmt, arg...) do {} while (0)
87#define jfs_err(fmt, arg...) do {} while (0)
88#endif /* CONFIG_JFS_DEBUG */
89
90/*
91 * statistics
92 * ----------
93 */
94#ifdef CONFIG_JFS_STATISTICS
95int jfs_lmstats_proc_show(struct seq_file *m, void *v);
96int jfs_txstats_proc_show(struct seq_file *m, void *v);
97int jfs_mpstat_proc_show(struct seq_file *m, void *v);
98int jfs_xtstat_proc_show(struct seq_file *m, void *v);
99
100#define INCREMENT(x) ((x)++)
101#define DECREMENT(x) ((x)--)
102#define HIGHWATERMARK(x,y) ((x) = max((x), (y)))
103#else
104#define INCREMENT(x)
105#define DECREMENT(x)
106#define HIGHWATERMARK(x,y)
107#endif /* CONFIG_JFS_STATISTICS */
108
109#endif /* _H_JFS_DEBUG */
1/*
2 * Copyright (C) International Business Machines Corp., 2000-2002
3 * Portions Copyright (C) Christoph Hellwig, 2001-2002
4 *
5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation; either version 2 of the License, or
8 * (at your option) any later version.
9 *
10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See
13 * the GNU General Public License for more details.
14 *
15 * You should have received a copy of the GNU General Public License
16 * along with this program; if not, write to the Free Software
17 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
18 */
19#ifndef _H_JFS_DEBUG
20#define _H_JFS_DEBUG
21
22/*
23 * jfs_debug.h
24 *
25 * global debug message, data structure/macro definitions
26 * under control of CONFIG_JFS_DEBUG, CONFIG_JFS_STATISTICS;
27 */
28
29/*
30 * Create /proc/fs/jfs if procfs is enabled andeither
31 * CONFIG_JFS_DEBUG or CONFIG_JFS_STATISTICS is defined
32 */
33#if defined(CONFIG_PROC_FS) && (defined(CONFIG_JFS_DEBUG) || defined(CONFIG_JFS_STATISTICS))
34#define PROC_FS_JFS
35extern void jfs_proc_init(void);
36extern void jfs_proc_clean(void);
37#endif
38
39/*
40 * assert with traditional printf/panic
41 */
42#define assert(p) do { \
43 if (!(p)) { \
44 printk(KERN_CRIT "BUG at %s:%d assert(%s)\n", \
45 __FILE__, __LINE__, #p); \
46 BUG(); \
47 } \
48} while (0)
49
50/*
51 * debug ON
52 * --------
53 */
54#ifdef CONFIG_JFS_DEBUG
55#define ASSERT(p) assert(p)
56
57/* printk verbosity */
58#define JFS_LOGLEVEL_ERR 1
59#define JFS_LOGLEVEL_WARN 2
60#define JFS_LOGLEVEL_DEBUG 3
61#define JFS_LOGLEVEL_INFO 4
62
63extern int jfsloglevel;
64
65extern const struct file_operations jfs_txanchor_proc_fops;
66
67/* information message: e.g., configuration, major event */
68#define jfs_info(fmt, arg...) do { \
69 if (jfsloglevel >= JFS_LOGLEVEL_INFO) \
70 printk(KERN_INFO fmt "\n", ## arg); \
71} while (0)
72
73/* debug message: ad hoc */
74#define jfs_debug(fmt, arg...) do { \
75 if (jfsloglevel >= JFS_LOGLEVEL_DEBUG) \
76 printk(KERN_DEBUG fmt "\n", ## arg); \
77} while (0)
78
79/* warn message: */
80#define jfs_warn(fmt, arg...) do { \
81 if (jfsloglevel >= JFS_LOGLEVEL_WARN) \
82 printk(KERN_WARNING fmt "\n", ## arg); \
83} while (0)
84
85/* error event message: e.g., i/o error */
86#define jfs_err(fmt, arg...) do { \
87 if (jfsloglevel >= JFS_LOGLEVEL_ERR) \
88 printk(KERN_ERR fmt "\n", ## arg); \
89} while (0)
90
91/*
92 * debug OFF
93 * ---------
94 */
95#else /* CONFIG_JFS_DEBUG */
96#define ASSERT(p) do {} while (0)
97#define jfs_info(fmt, arg...) do {} while (0)
98#define jfs_debug(fmt, arg...) do {} while (0)
99#define jfs_warn(fmt, arg...) do {} while (0)
100#define jfs_err(fmt, arg...) do {} while (0)
101#endif /* CONFIG_JFS_DEBUG */
102
103/*
104 * statistics
105 * ----------
106 */
107#ifdef CONFIG_JFS_STATISTICS
108extern const struct file_operations jfs_lmstats_proc_fops;
109extern const struct file_operations jfs_txstats_proc_fops;
110extern const struct file_operations jfs_mpstat_proc_fops;
111extern const struct file_operations jfs_xtstat_proc_fops;
112
113#define INCREMENT(x) ((x)++)
114#define DECREMENT(x) ((x)--)
115#define HIGHWATERMARK(x,y) ((x) = max((x), (y)))
116#else
117#define INCREMENT(x)
118#define DECREMENT(x)
119#define HIGHWATERMARK(x,y)
120#endif /* CONFIG_JFS_STATISTICS */
121
122#endif /* _H_JFS_DEBUG */