1 /* SPDX-License-Identifier: GPL-2.0-or-later */
3 * Copyright (C) International Business Machines Corp., 2000-2002
4 * Portions Copyright (C) Christoph Hellwig, 2001-2002
12 * global debug message, data structure/macro definitions
13 * under control of CONFIG_JFS_DEBUG, CONFIG_JFS_STATISTICS;
17 * Create /proc/fs/jfs if procfs is enabled andeither
18 * CONFIG_JFS_DEBUG or CONFIG_JFS_STATISTICS is defined
20 #if defined(CONFIG_PROC_FS) && (defined(CONFIG_JFS_DEBUG) || defined(CONFIG_JFS_STATISTICS))
22 extern void jfs_proc_init(void);
23 extern void jfs_proc_clean(void);
27 * assert with traditional printf/panic
29 #define assert(p) do { \
31 printk(KERN_CRIT "BUG at %s:%d assert(%s)\n", \
32 __FILE__, __LINE__, #p); \
41 #ifdef CONFIG_JFS_DEBUG
42 #define ASSERT(p) assert(p)
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
50 extern int jfsloglevel;
52 int jfs_txanchor_proc_show(struct seq_file *m, void *v);
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); \
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); \
67 #define jfs_warn(fmt, arg...) do { \
68 if (jfsloglevel >= JFS_LOGLEVEL_WARN) \
69 printk(KERN_WARNING fmt "\n", ## arg); \
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); \
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 */
94 #ifdef CONFIG_JFS_STATISTICS
95 int jfs_lmstats_proc_show(struct seq_file *m, void *v);
96 int jfs_txstats_proc_show(struct seq_file *m, void *v);
97 int jfs_mpstat_proc_show(struct seq_file *m, void *v);
98 int jfs_xtstat_proc_show(struct seq_file *m, void *v);
100 #define INCREMENT(x) ((x)++)
101 #define DECREMENT(x) ((x)--)
102 #define HIGHWATERMARK(x,y) ((x) = max((x), (y)))
106 #define HIGHWATERMARK(x,y)
107 #endif /* CONFIG_JFS_STATISTICS */
109 #endif /* _H_JFS_DEBUG */