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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" | |
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 | */ | |
957935dc | 31 | static void |
10e38391 DC |
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) | |
957935dc CH |
38 | printk("%sXFS (%s): %pV\n", level, mp->m_fsname, vaf); |
39 | printk("%sXFS: %pV\n", level, vaf); | |
10e38391 DC |
40 | } |
41 | ||
957935dc | 42 | void xfs_printk( |
10e38391 DC |
43 | const char *level, |
44 | const struct xfs_mount *mp, | |
45 | const char *fmt, ...) | |
46 | { | |
47 | struct va_format vaf; | |
48 | va_list args; | |
10e38391 DC |
49 | |
50 | va_start(args, fmt); | |
51 | ||
52 | vaf.fmt = fmt; | |
53 | vaf.va = &args; | |
54 | ||
957935dc | 55 | __xfs_printk(level, mp, &vaf); |
10e38391 | 56 | va_end(args); |
10e38391 DC |
57 | } |
58 | ||
59 | #define define_xfs_printk_level(func, kern_level) \ | |
957935dc | 60 | void func(const struct xfs_mount *mp, const char *fmt, ...) \ |
10e38391 DC |
61 | { \ |
62 | struct va_format vaf; \ | |
63 | va_list args; \ | |
10e38391 DC |
64 | \ |
65 | va_start(args, fmt); \ | |
66 | \ | |
67 | vaf.fmt = fmt; \ | |
68 | vaf.va = &args; \ | |
69 | \ | |
957935dc | 70 | __xfs_printk(kern_level, mp, &vaf); \ |
10e38391 | 71 | va_end(args); \ |
10e38391 DC |
72 | } \ |
73 | ||
74 | define_xfs_printk_level(xfs_emerg, KERN_EMERG); | |
75 | define_xfs_printk_level(xfs_alert, KERN_ALERT); | |
76 | define_xfs_printk_level(xfs_crit, KERN_CRIT); | |
77 | define_xfs_printk_level(xfs_err, KERN_ERR); | |
78 | define_xfs_printk_level(xfs_warn, KERN_WARNING); | |
79 | define_xfs_printk_level(xfs_notice, KERN_NOTICE); | |
80 | define_xfs_printk_level(xfs_info, KERN_INFO); | |
81 | #ifdef DEBUG | |
82 | define_xfs_printk_level(xfs_debug, KERN_DEBUG); | |
83 | #endif | |
84 | ||
957935dc | 85 | void |
10e38391 DC |
86 | xfs_alert_tag( |
87 | const struct xfs_mount *mp, | |
88 | int panic_tag, | |
89 | const char *fmt, ...) | |
90 | { | |
91 | struct va_format vaf; | |
92 | va_list args; | |
0c9ba973 | 93 | int do_panic = 0; |
10e38391 DC |
94 | |
95 | if (xfs_panic_mask && (xfs_panic_mask & panic_tag)) { | |
96 | xfs_printk(KERN_ALERT, mp, | |
97 | "XFS: Transforming an alert into a BUG."); | |
0c9ba973 | 98 | do_panic = 1; |
10e38391 DC |
99 | } |
100 | ||
101 | va_start(args, fmt); | |
102 | ||
103 | vaf.fmt = fmt; | |
104 | vaf.va = &args; | |
105 | ||
957935dc | 106 | __xfs_printk(KERN_ALERT, mp, &vaf); |
10e38391 DC |
107 | va_end(args); |
108 | ||
0c9ba973 | 109 | BUG_ON(do_panic); |
10e38391 | 110 | } |
9130090b DC |
111 | |
112 | void | |
113 | assfail(char *expr, char *file, int line) | |
114 | { | |
115 | xfs_emerg(NULL, "Assertion failed: %s, file: %s, line: %d", | |
116 | expr, file, line); | |
117 | BUG(); | |
118 | } | |
119 | ||
120 | void | |
121 | xfs_hex_dump(void *p, int length) | |
122 | { | |
123 | print_hex_dump(KERN_ALERT, "", DUMP_PREFIX_ADDRESS, 16, 1, p, length, 1); | |
124 | } |