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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/* 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 */