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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 */
31static void
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 printk("%sXFS (%s): %pV\n", level, mp->m_fsname, vaf);
39 return;
40 }
41 printk("%sXFS: %pV\n", level, vaf);
42}
43
44#define define_xfs_printk_level(func, kern_level) \
45void func(const struct xfs_mount *mp, const char *fmt, ...) \
46{ \
47 struct va_format vaf; \
48 va_list args; \
49 \
50 va_start(args, fmt); \
51 \
52 vaf.fmt = fmt; \
53 vaf.va = &args; \
54 \
55 __xfs_printk(kern_level, mp, &vaf); \
56 va_end(args); \
57} \
58
59define_xfs_printk_level(xfs_emerg, KERN_EMERG);
60define_xfs_printk_level(xfs_alert, KERN_ALERT);
61define_xfs_printk_level(xfs_crit, KERN_CRIT);
62define_xfs_printk_level(xfs_err, KERN_ERR);
63define_xfs_printk_level(xfs_warn, KERN_WARNING);
64define_xfs_printk_level(xfs_notice, KERN_NOTICE);
65define_xfs_printk_level(xfs_info, KERN_INFO);
66#ifdef DEBUG
67define_xfs_printk_level(xfs_debug, KERN_DEBUG);
68#endif
69
70void
71xfs_alert_tag(
72 const struct xfs_mount *mp,
73 int panic_tag,
74 const char *fmt, ...)
75{
76 struct va_format vaf;
77 va_list args;
78 int do_panic = 0;
79
80 if (xfs_panic_mask && (xfs_panic_mask & panic_tag)) {
81 xfs_alert(mp, "Transforming an alert into a BUG.");
82 do_panic = 1;
83 }
84
85 va_start(args, fmt);
86
87 vaf.fmt = fmt;
88 vaf.va = &args;
89
90 __xfs_printk(KERN_ALERT, mp, &vaf);
91 va_end(args);
92
93 BUG_ON(do_panic);
94}
95
96void
97assfail(char *expr, char *file, int line)
98{
99 xfs_emerg(NULL, "Assertion failed: %s, file: %s, line: %d",
100 expr, file, line);
101 BUG();
102}
103
104void
105xfs_hex_dump(void *p, int length)
106{
107 print_hex_dump(KERN_ALERT, "", DUMP_PREFIX_ADDRESS, 16, 1, p, length, 1);
108}
1// SPDX-License-Identifier: GPL-2.0
2/*
3 * Copyright (c) 2011 Red Hat, Inc. All Rights Reserved.
4 */
5
6#include "xfs.h"
7#include "xfs_fs.h"
8#include "xfs_error.h"
9#include "xfs_shared.h"
10#include "xfs_format.h"
11#include "xfs_trans_resv.h"
12#include "xfs_mount.h"
13
14/*
15 * XFS logging functions
16 */
17static void
18__xfs_printk(
19 const char *level,
20 const struct xfs_mount *mp,
21 struct va_format *vaf)
22{
23 if (mp && mp->m_fsname) {
24 printk("%sXFS (%s): %pV\n", level, mp->m_fsname, vaf);
25 return;
26 }
27 printk("%sXFS: %pV\n", level, vaf);
28}
29
30#define define_xfs_printk_level(func, kern_level) \
31void func(const struct xfs_mount *mp, const char *fmt, ...) \
32{ \
33 struct va_format vaf; \
34 va_list args; \
35 int level; \
36 \
37 va_start(args, fmt); \
38 \
39 vaf.fmt = fmt; \
40 vaf.va = &args; \
41 \
42 __xfs_printk(kern_level, mp, &vaf); \
43 va_end(args); \
44 \
45 if (!kstrtoint(kern_level, 0, &level) && \
46 level <= LOGLEVEL_ERR && \
47 xfs_error_level >= XFS_ERRLEVEL_HIGH) \
48 xfs_stack_trace(); \
49} \
50
51define_xfs_printk_level(xfs_emerg, KERN_EMERG);
52define_xfs_printk_level(xfs_alert, KERN_ALERT);
53define_xfs_printk_level(xfs_crit, KERN_CRIT);
54define_xfs_printk_level(xfs_err, KERN_ERR);
55define_xfs_printk_level(xfs_warn, KERN_WARNING);
56define_xfs_printk_level(xfs_notice, KERN_NOTICE);
57define_xfs_printk_level(xfs_info, KERN_INFO);
58#ifdef DEBUG
59define_xfs_printk_level(xfs_debug, KERN_DEBUG);
60#endif
61
62void
63xfs_alert_tag(
64 const struct xfs_mount *mp,
65 int panic_tag,
66 const char *fmt, ...)
67{
68 struct va_format vaf;
69 va_list args;
70 int do_panic = 0;
71
72 if (xfs_panic_mask && (xfs_panic_mask & panic_tag)) {
73 xfs_alert(mp, "Transforming an alert into a BUG.");
74 do_panic = 1;
75 }
76
77 va_start(args, fmt);
78
79 vaf.fmt = fmt;
80 vaf.va = &args;
81
82 __xfs_printk(KERN_ALERT, mp, &vaf);
83 va_end(args);
84
85 BUG_ON(do_panic);
86}
87
88void
89asswarn(char *expr, char *file, int line)
90{
91 xfs_warn(NULL, "Assertion failed: %s, file: %s, line: %d",
92 expr, file, line);
93 WARN_ON(1);
94}
95
96void
97assfail(char *expr, char *file, int line)
98{
99 xfs_emerg(NULL, "Assertion failed: %s, file: %s, line: %d",
100 expr, file, line);
101 if (xfs_globals.bug_on_assert)
102 BUG();
103 else
104 WARN_ON(1);
105}
106
107void
108xfs_hex_dump(void *p, int length)
109{
110 print_hex_dump(KERN_ALERT, "", DUMP_PREFIX_OFFSET, 16, 1, p, length, 1);
111}