1 /* SPDX-License-Identifier: GPL-2.0 */ 2 #ifndef __XFS_MESSAGE_H 3 #define __XFS_MESSAGE_H 1 4 5 #include <linux/once_lite.h> 6 7 struct xfs_mount; 8 9 extern __printf(3, 4) 10 void xfs_printk_level(const char *kern_level, const struct xfs_mount *mp, 11 const char *fmt, ...); 12 13 #define xfs_printk_index_wrap(kern_level, mp, fmt, ...) \ 14 ({ \ 15 printk_index_subsys_emit("%sXFS%s: ", kern_level, fmt); \ 16 xfs_printk_level(kern_level, mp, fmt, ##__VA_ARGS__); \ 17 }) 18 #define xfs_emerg(mp, fmt, ...) \ 19 xfs_printk_index_wrap(KERN_EMERG, mp, fmt, ##__VA_ARGS__) 20 #define xfs_alert(mp, fmt, ...) \ 21 xfs_printk_index_wrap(KERN_ALERT, mp, fmt, ##__VA_ARGS__) 22 #define xfs_crit(mp, fmt, ...) \ 23 xfs_printk_index_wrap(KERN_CRIT, mp, fmt, ##__VA_ARGS__) 24 #define xfs_err(mp, fmt, ...) \ 25 xfs_printk_index_wrap(KERN_ERR, mp, fmt, ##__VA_ARGS__) 26 #define xfs_warn(mp, fmt, ...) \ 27 xfs_printk_index_wrap(KERN_WARNING, mp, fmt, ##__VA_ARGS__) 28 #define xfs_notice(mp, fmt, ...) \ 29 xfs_printk_index_wrap(KERN_NOTICE, mp, fmt, ##__VA_ARGS__) 30 #define xfs_info(mp, fmt, ...) \ 31 xfs_printk_index_wrap(KERN_INFO, mp, fmt, ##__VA_ARGS__) 32 #ifdef DEBUG 33 #define xfs_debug(mp, fmt, ...) \ 34 xfs_printk_index_wrap(KERN_DEBUG, mp, fmt, ##__VA_ARGS__) 35 #else 36 #define xfs_debug(mp, fmt, ...) do {} while (0) 37 #endif 38 39 #define xfs_alert_tag(mp, tag, fmt, ...) \ 40 ({ \ 41 printk_index_subsys_emit("%sXFS%s: ", KERN_ALERT, fmt); \ 42 _xfs_alert_tag(mp, tag, fmt, ##__VA_ARGS__); \ 43 }) 44 45 extern __printf(3, 4) 46 void _xfs_alert_tag(const struct xfs_mount *mp, uint32_t tag, 47 const char *fmt, ...); 48 49 #define xfs_printk_ratelimited(func, dev, fmt, ...) \ 50 do { \ 51 static DEFINE_RATELIMIT_STATE(_rs, \ 52 DEFAULT_RATELIMIT_INTERVAL, \ 53 DEFAULT_RATELIMIT_BURST); \ 54 if (__ratelimit(&_rs)) \ 55 func(dev, fmt, ##__VA_ARGS__); \ 56 } while (0) 57 58 #define xfs_printk_once(func, dev, fmt, ...) \ 59 DO_ONCE_LITE(func, dev, fmt, ##__VA_ARGS__) 60 61 #define xfs_emerg_ratelimited(dev, fmt, ...) \ 62 xfs_printk_ratelimited(xfs_emerg, dev, fmt, ##__VA_ARGS__) 63 #define xfs_alert_ratelimited(dev, fmt, ...) \ 64 xfs_printk_ratelimited(xfs_alert, dev, fmt, ##__VA_ARGS__) 65 #define xfs_crit_ratelimited(dev, fmt, ...) \ 66 xfs_printk_ratelimited(xfs_crit, dev, fmt, ##__VA_ARGS__) 67 #define xfs_err_ratelimited(dev, fmt, ...) \ 68 xfs_printk_ratelimited(xfs_err, dev, fmt, ##__VA_ARGS__) 69 #define xfs_warn_ratelimited(dev, fmt, ...) \ 70 xfs_printk_ratelimited(xfs_warn, dev, fmt, ##__VA_ARGS__) 71 #define xfs_notice_ratelimited(dev, fmt, ...) \ 72 xfs_printk_ratelimited(xfs_notice, dev, fmt, ##__VA_ARGS__) 73 #define xfs_info_ratelimited(dev, fmt, ...) \ 74 xfs_printk_ratelimited(xfs_info, dev, fmt, ##__VA_ARGS__) 75 #define xfs_debug_ratelimited(dev, fmt, ...) \ 76 xfs_printk_ratelimited(xfs_debug, dev, fmt, ##__VA_ARGS__) 77 78 #define xfs_warn_mount(mp, warntag, fmt, ...) \ 79 do { \ 80 if (xfs_should_warn((mp), (warntag))) \ 81 xfs_warn((mp), (fmt), ##__VA_ARGS__); \ 82 } while (0) 83 84 #define xfs_warn_once(dev, fmt, ...) \ 85 xfs_printk_once(xfs_warn, dev, fmt, ##__VA_ARGS__) 86 #define xfs_notice_once(dev, fmt, ...) \ 87 xfs_printk_once(xfs_notice, dev, fmt, ##__VA_ARGS__) 88 #define xfs_info_once(dev, fmt, ...) \ 89 xfs_printk_once(xfs_info, dev, fmt, ##__VA_ARGS__) 90 91 void assfail(struct xfs_mount *mp, char *expr, char *f, int l); 92 void asswarn(struct xfs_mount *mp, char *expr, char *f, int l); 93 94 extern void xfs_hex_dump(const void *p, int length); 95 96 void xfs_buf_alert_ratelimited(struct xfs_buf *bp, const char *rlmsg, 97 const char *fmt, ...); 98 99 #endif /* __XFS_MESSAGE_H */ 100