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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" | |
10e38391 DC |
22 | #include "xfs_trans.h" |
23 | #include "xfs_sb.h" | |
24 | #include "xfs_ag.h" | |
25 | #include "xfs_mount.h" | |
26 | ||
27 | /* | |
28 | * XFS logging functions | |
29 | */ | |
957935dc | 30 | static void |
10e38391 DC |
31 | __xfs_printk( |
32 | const char *level, | |
33 | const struct xfs_mount *mp, | |
34 | struct va_format *vaf) | |
35 | { | |
3eff1268 | 36 | if (mp && mp->m_fsname) { |
957935dc | 37 | printk("%sXFS (%s): %pV\n", level, mp->m_fsname, vaf); |
3eff1268 DC |
38 | return; |
39 | } | |
957935dc | 40 | printk("%sXFS: %pV\n", level, vaf); |
10e38391 DC |
41 | } |
42 | ||
10e38391 | 43 | #define define_xfs_printk_level(func, kern_level) \ |
957935dc | 44 | void func(const struct xfs_mount *mp, const char *fmt, ...) \ |
10e38391 DC |
45 | { \ |
46 | struct va_format vaf; \ | |
47 | va_list args; \ | |
10e38391 DC |
48 | \ |
49 | va_start(args, fmt); \ | |
50 | \ | |
51 | vaf.fmt = fmt; \ | |
52 | vaf.va = &args; \ | |
53 | \ | |
957935dc | 54 | __xfs_printk(kern_level, mp, &vaf); \ |
10e38391 | 55 | va_end(args); \ |
10e38391 DC |
56 | } \ |
57 | ||
58 | define_xfs_printk_level(xfs_emerg, KERN_EMERG); | |
59 | define_xfs_printk_level(xfs_alert, KERN_ALERT); | |
60 | define_xfs_printk_level(xfs_crit, KERN_CRIT); | |
61 | define_xfs_printk_level(xfs_err, KERN_ERR); | |
62 | define_xfs_printk_level(xfs_warn, KERN_WARNING); | |
63 | define_xfs_printk_level(xfs_notice, KERN_NOTICE); | |
64 | define_xfs_printk_level(xfs_info, KERN_INFO); | |
65 | #ifdef DEBUG | |
66 | define_xfs_printk_level(xfs_debug, KERN_DEBUG); | |
67 | #endif | |
68 | ||
957935dc | 69 | void |
10e38391 DC |
70 | xfs_alert_tag( |
71 | const struct xfs_mount *mp, | |
72 | int panic_tag, | |
73 | const char *fmt, ...) | |
74 | { | |
75 | struct va_format vaf; | |
76 | va_list args; | |
0c9ba973 | 77 | int do_panic = 0; |
10e38391 DC |
78 | |
79 | if (xfs_panic_mask && (xfs_panic_mask & panic_tag)) { | |
e69522a8 | 80 | xfs_alert(mp, "Transforming an alert into a BUG."); |
0c9ba973 | 81 | do_panic = 1; |
10e38391 DC |
82 | } |
83 | ||
84 | va_start(args, fmt); | |
85 | ||
86 | vaf.fmt = fmt; | |
87 | vaf.va = &args; | |
88 | ||
957935dc | 89 | __xfs_printk(KERN_ALERT, mp, &vaf); |
10e38391 DC |
90 | va_end(args); |
91 | ||
0c9ba973 | 92 | BUG_ON(do_panic); |
10e38391 | 93 | } |
9130090b | 94 | |
742ae1e3 DC |
95 | void |
96 | asswarn(char *expr, char *file, int line) | |
97 | { | |
98 | xfs_warn(NULL, "Assertion failed: %s, file: %s, line: %d", | |
99 | expr, file, line); | |
100 | WARN_ON(1); | |
101 | } | |
102 | ||
9130090b DC |
103 | void |
104 | assfail(char *expr, char *file, int line) | |
105 | { | |
106 | xfs_emerg(NULL, "Assertion failed: %s, file: %s, line: %d", | |
107 | expr, file, line); | |
108 | BUG(); | |
109 | } | |
110 | ||
111 | void | |
112 | xfs_hex_dump(void *p, int length) | |
113 | { | |
114 | print_hex_dump(KERN_ALERT, "", DUMP_PREFIX_ADDRESS, 16, 1, p, length, 1); | |
115 | } |