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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 | /* * Copyright (c) International Business Machines Corp., 2000-2002 * Portions Copyright (c) Christoph Hellwig, 2001-2002 * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; either version 2 of the License, or * (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See * the GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */ #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 #endif /* * assert with traditional printf/panic */ #ifdef CONFIG_KERNEL_ASSERTS /* kgdb stuff */ #define assert(p) KERNEL_ASSERT(#p, p) #else #define assert(p) {\ if (!(p))\ {\ printk("assert(%s)\n",#p);\ BUG();\ }\ } #endif /* * debug ON * -------- */ #ifdef CONFIG_JFS_DEBUG #define ASSERT(p) assert(p) /* dump memory contents */ extern void dump_mem(char *label, void *data, int length); extern int jfsloglevel; /* information message: e.g., configuration, major event */ #define jFYI(button, prspec) \ do { if (button && jfsloglevel > 1) printk prspec; } while (0) /* error event message: e.g., i/o error */ extern int jfsERROR; #define jERROR(button, prspec) \ do { if (button && jfsloglevel > 0) { printk prspec; } } while (0) /* debug event message: */ #define jEVENT(button,prspec) \ do { if (button) printk prspec; } while (0) /* * debug OFF * --------- */ #else /* CONFIG_JFS_DEBUG */ #define dump_mem(label,data,length) #define ASSERT(p) #define jEVENT(button,prspec) #define jERROR(button,prspec) #define jFYI(button,prspec) #endif /* CONFIG_JFS_DEBUG */ /* * statistics * ---------- */ #ifdef CONFIG_JFS_STATISTICS #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 */ |