1 /* SPDX-License-Identifier: GPL-2.0 */
2 #ifndef __XFS_MESSAGE_H
3 #define __XFS_MESSAGE_H 1
4
5 struct xfs_mount;
6
7 extern __printf(2, 3)
8 void xfs_emerg(const struct xfs_mount *mp, const char *fmt, ...);
9 extern __printf(2, 3)
10 void xfs_alert(const struct xfs_mount *mp, const char *fmt, ...);
11 extern __printf(3, 4)
12 void xfs_alert_tag(const struct xfs_mount *mp, int tag, const char *fmt, ...);
13 extern __printf(2, 3)
14 void xfs_crit(const struct xfs_mount *mp, const char *fmt, ...);
15 extern __printf(2, 3)
16 void xfs_err(const struct xfs_mount *mp, const char *fmt, ...);
17 extern __printf(2, 3)
18 void xfs_warn(const struct xfs_mount *mp, const char *fmt, ...);
19 extern __printf(2, 3)
20 void xfs_notice(const struct xfs_mount *mp, const char *fmt, ...);
21 extern __printf(2, 3)
22 void xfs_info(const struct xfs_mount *mp, const char *fmt, ...);
23
24 #ifdef DEBUG
25 extern __printf(2, 3)
26 void xfs_debug(const struct xfs_mount *mp, const char *fmt, ...);
27 #else
28 static inline __printf(2, 3)
xfs_debug(const struct xfs_mount * mp,const char * fmt,...)29 void xfs_debug(const struct xfs_mount *mp, const char *fmt, ...)
30 {
31 }
32 #endif
33
34 #define xfs_printk_ratelimited(func, dev, fmt, ...) \
35 do { \
36 static DEFINE_RATELIMIT_STATE(_rs, \
37 DEFAULT_RATELIMIT_INTERVAL, \
38 DEFAULT_RATELIMIT_BURST); \
39 if (__ratelimit(&_rs)) \
40 func(dev, fmt, ##__VA_ARGS__); \
41 } while (0)
42
43 #define xfs_printk_once(func, dev, fmt, ...) \
44 ({ \
45 static bool __section(".data.once") __print_once; \
46 bool __ret_print_once = !__print_once; \
47 \
48 if (!__print_once) { \
49 __print_once = true; \
50 func(dev, fmt, ##__VA_ARGS__); \
51 } \
52 unlikely(__ret_print_once); \
53 })
54
55 #define xfs_emerg_ratelimited(dev, fmt, ...) \
56 xfs_printk_ratelimited(xfs_emerg, dev, fmt, ##__VA_ARGS__)
57 #define xfs_alert_ratelimited(dev, fmt, ...) \
58 xfs_printk_ratelimited(xfs_alert, dev, fmt, ##__VA_ARGS__)
59 #define xfs_crit_ratelimited(dev, fmt, ...) \
60 xfs_printk_ratelimited(xfs_crit, dev, fmt, ##__VA_ARGS__)
61 #define xfs_err_ratelimited(dev, fmt, ...) \
62 xfs_printk_ratelimited(xfs_err, dev, fmt, ##__VA_ARGS__)
63 #define xfs_warn_ratelimited(dev, fmt, ...) \
64 xfs_printk_ratelimited(xfs_warn, dev, fmt, ##__VA_ARGS__)
65 #define xfs_notice_ratelimited(dev, fmt, ...) \
66 xfs_printk_ratelimited(xfs_notice, dev, fmt, ##__VA_ARGS__)
67 #define xfs_info_ratelimited(dev, fmt, ...) \
68 xfs_printk_ratelimited(xfs_info, dev, fmt, ##__VA_ARGS__)
69 #define xfs_debug_ratelimited(dev, fmt, ...) \
70 xfs_printk_ratelimited(xfs_debug, dev, fmt, ##__VA_ARGS__)
71
72 #define xfs_warn_once(dev, fmt, ...) \
73 xfs_printk_once(xfs_warn, dev, fmt, ##__VA_ARGS__)
74 #define xfs_notice_once(dev, fmt, ...) \
75 xfs_printk_once(xfs_notice, dev, fmt, ##__VA_ARGS__)
76
77 void assfail(struct xfs_mount *mp, char *expr, char *f, int l);
78 void asswarn(struct xfs_mount *mp, char *expr, char *f, int l);
79
80 extern void xfs_hex_dump(const void *p, int length);
81
82 void xfs_buf_alert_ratelimited(struct xfs_buf *bp, const char *rlmsg,
83 const char *fmt, ...);
84
85 #endif /* __XFS_MESSAGE_H */
86