projects / linux-2.6-block.git / blame
| Commit | Line | Data |
|---|---|---|
| 10e38391 DC |
1 | /* |
| 2 | * Copyright (c) 2011 Red Hat, Inc. All Rights Reserved. | |
| 3 | * | |
| 4 | * This program is free software; you can redistribute it and/or | |
| 5 | * modify it under the terms of the GNU General Public License as | |
| 6 | * published by the Free Software Foundation. | |
| 7 | * | |
| 8 | * This program is distributed in the hope that it would be useful, | |
| 9 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 10 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
| 11 | * GNU General Public License for more details. | |
| 12 | * | |
| 13 | * You should have received a copy of the GNU General Public License | |
| 14 | * along with this program; if not, write the Free Software Foundation, | |
| 15 | * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA | |
| 16 | */ | |
| 17 | ||
| 18 | #include "xfs.h" | |
| 19 | #include "xfs_fs.h" | |
| 20 | #include "xfs_types.h" | |
| 21 | #include "xfs_log.h" | |
| 22 | #include "xfs_inum.h" | |
| 23 | #include "xfs_trans.h" | |
| 24 | #include "xfs_sb.h" | |
| 25 | #include "xfs_ag.h" | |
| 26 | #include "xfs_mount.h" | |
| 27 | ||
| 28 | /* | |
| 29 | * XFS logging functions | |
| 30 | */ | |
| 31 | static int | |
| 32 | __xfs_printk( | |
| 33 | const char *level, | |
| 34 | const struct xfs_mount *mp, | |
| 35 | struct va_format *vaf) | |
| 36 | { | |
| 37 | if (mp && mp->m_fsname) | |
| 38 | return printk("%sXFS (%s): %pV\n", level, mp->m_fsname, vaf); | |
| 39 | return printk("%sXFS: %pV\n", level, vaf); | |
| 40 | } | |
| 41 | ||
| 42 | int xfs_printk( | |
| 43 | const char *level, | |
| 44 | const struct xfs_mount *mp, | |
| 45 | const char *fmt, ...) | |
| 46 | { | |
| 47 | struct va_format vaf; | |
| 48 | va_list args; | |
| 49 | int r; | |
| 50 | ||
| 51 | va_start(args, fmt); | |
| 52 | ||
| 53 | vaf.fmt = fmt; | |
| 54 | vaf.va = &args; | |
| 55 | ||
| 56 | r = __xfs_printk(level, mp, &vaf); | |
| 57 | va_end(args); | |
| 58 | ||
| 59 | return r; | |
| 60 | } | |
| 61 | ||
| 62 | #define define_xfs_printk_level(func, kern_level) \ | |
| 63 | int func(const struct xfs_mount *mp, const char *fmt, ...) \ | |
| 64 | { \ | |
| 65 | struct va_format vaf; \ | |
| 66 | va_list args; \ | |
| 67 | int r; \ | |
| 68 | \ | |
| 69 | va_start(args, fmt); \ | |
| 70 | \ | |
| 71 | vaf.fmt = fmt; \ | |
| 72 | vaf.va = &args; \ | |
| 73 | \ | |
| 74 | r = __xfs_printk(kern_level, mp, &vaf); \ | |
| 75 | va_end(args); \ | |
| 76 | \ | |
| 77 | return r; \ | |
| 78 | } \ | |
| 79 | ||
| 80 | define_xfs_printk_level(xfs_emerg, KERN_EMERG); | |
| 81 | define_xfs_printk_level(xfs_alert, KERN_ALERT); | |
| 82 | define_xfs_printk_level(xfs_crit, KERN_CRIT); | |
| 83 | define_xfs_printk_level(xfs_err, KERN_ERR); | |
| 84 | define_xfs_printk_level(xfs_warn, KERN_WARNING); | |
| 85 | define_xfs_printk_level(xfs_notice, KERN_NOTICE); | |
| 86 | define_xfs_printk_level(xfs_info, KERN_INFO); | |
| 87 | #ifdef DEBUG | |
| 88 | define_xfs_printk_level(xfs_debug, KERN_DEBUG); | |
| 89 | #endif | |
| 90 | ||
| 91 | int | |
| 92 | xfs_alert_tag( | |
| 93 | const struct xfs_mount *mp, | |
| 94 | int panic_tag, | |
| 95 | const char *fmt, ...) | |
| 96 | { | |
| 97 | struct va_format vaf; | |
| 98 | va_list args; | |
| 99 | int panic = 0; | |
| 100 | int r; | |
| 101 | ||
| 102 | if (xfs_panic_mask && (xfs_panic_mask & panic_tag)) { | |
| 103 | xfs_printk(KERN_ALERT, mp, | |
| 104 | "XFS: Transforming an alert into a BUG."); | |
| 105 | panic = 1; | |
| 106 | } | |
| 107 | ||
| 108 | va_start(args, fmt); | |
| 109 | ||
| 110 | vaf.fmt = fmt; | |
| 111 | vaf.va = &args; | |
| 112 | ||
| 113 | r = __xfs_printk(KERN_ALERT, mp, &vaf); | |
| 114 | va_end(args); | |
| 115 | ||
| 116 | BUG_ON(panic); | |
| 117 | ||
| 118 | return r; | |
| 119 | } |