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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 | /* SPDX-License-Identifier: GPL-2.0-or-later */ /* * Copyright (C) International Business Machines Corp., 2000-2002 * Portions Copyright (C) Christoph Hellwig, 2001-2002 */ #ifndef _H_JFS_DEBUG #define _H_JFS_DEBUG /* * jfs_debug.h * * global debug message, data structure/macro definitions * under control of CONFIG_JFS_DEBUG, CONFIG_JFS_STATISTICS; */ /* * Create /proc/fs/jfs if procfs is enabled andeither * CONFIG_JFS_DEBUG or CONFIG_JFS_STATISTICS is defined */ #if defined(CONFIG_PROC_FS) && (defined(CONFIG_JFS_DEBUG) || defined(CONFIG_JFS_STATISTICS)) #define PROC_FS_JFS extern void jfs_proc_init(void); extern void jfs_proc_clean(void); #endif /* * assert with traditional printf/panic */ #define assert(p) do { \ if (!(p)) { \ printk(KERN_CRIT "BUG at %s:%d assert(%s)\n", \ __FILE__, __LINE__, #p); \ BUG(); \ } \ } while (0) /* * debug ON * -------- */ #ifdef CONFIG_JFS_DEBUG #define ASSERT(p) assert(p) /* printk verbosity */ #define JFS_LOGLEVEL_ERR 1 #define JFS_LOGLEVEL_WARN 2 #define JFS_LOGLEVEL_DEBUG 3 #define JFS_LOGLEVEL_INFO 4 extern int jfsloglevel; int jfs_txanchor_proc_show(struct seq_file *m, void *v); /* information message: e.g., configuration, major event */ #define jfs_info(fmt, arg...) do { \ if (jfsloglevel >= JFS_LOGLEVEL_INFO) \ printk(KERN_INFO fmt "\n", ## arg); \ } while (0) /* debug message: ad hoc */ #define jfs_debug(fmt, arg...) do { \ if (jfsloglevel >= JFS_LOGLEVEL_DEBUG) \ printk(KERN_DEBUG fmt "\n", ## arg); \ } while (0) /* warn message: */ #define jfs_warn(fmt, arg...) do { \ if (jfsloglevel >= JFS_LOGLEVEL_WARN) \ printk(KERN_WARNING fmt "\n", ## arg); \ } while (0) /* error event message: e.g., i/o error */ #define jfs_err(fmt, arg...) do { \ if (jfsloglevel >= JFS_LOGLEVEL_ERR) \ printk(KERN_ERR fmt "\n", ## arg); \ } while (0) /* * debug OFF * --------- */ #else /* CONFIG_JFS_DEBUG */ #define ASSERT(p) do {} while (0) #define jfs_info(fmt, arg...) do {} while (0) #define jfs_debug(fmt, arg...) do {} while (0) #define jfs_warn(fmt, arg...) do {} while (0) #define jfs_err(fmt, arg...) do {} while (0) #endif /* CONFIG_JFS_DEBUG */ /* * statistics * ---------- */ #ifdef CONFIG_JFS_STATISTICS int jfs_lmstats_proc_show(struct seq_file *m, void *v); int jfs_txstats_proc_show(struct seq_file *m, void *v); int jfs_mpstat_proc_show(struct seq_file *m, void *v); int jfs_xtstat_proc_show(struct seq_file *m, void *v); #define INCREMENT(x) ((x)++) #define DECREMENT(x) ((x)--) #define HIGHWATERMARK(x,y) ((x) = max((x), (y))) #else #define INCREMENT(x) #define DECREMENT(x) #define HIGHWATERMARK(x,y) #endif /* CONFIG_JFS_STATISTICS */ #endif /* _H_JFS_DEBUG */ |