1/* SPDX-License-Identifier: GPL-2.0 */ 2#ifndef __XFS_MESSAGE_H 3#define __XFS_MESSAGE_H 1 4 5struct xfs_mount; 6 7extern __printf(2, 3) 8void xfs_emerg(const struct xfs_mount *mp, const char *fmt, ...); 9extern __printf(2, 3) 10void xfs_alert(const struct xfs_mount *mp, const char *fmt, ...); 11extern __printf(3, 4) 12void xfs_alert_tag(const struct xfs_mount *mp, int tag, const char *fmt, ...); 13extern __printf(2, 3) 14void xfs_crit(const struct xfs_mount *mp, const char *fmt, ...); 15extern __printf(2, 3) 16void xfs_err(const struct xfs_mount *mp, const char *fmt, ...); 17extern __printf(2, 3) 18void xfs_warn(const struct xfs_mount *mp, const char *fmt, ...); 19extern __printf(2, 3) 20void xfs_notice(const struct xfs_mount *mp, const char *fmt, ...); 21extern __printf(2, 3) 22void xfs_info(const struct xfs_mount *mp, const char *fmt, ...); 23 24#ifdef DEBUG 25extern __printf(2, 3) 26void xfs_debug(const struct xfs_mount *mp, const char *fmt, ...); 27#else 28static inline __printf(2, 3) 29void xfs_debug(const struct xfs_mount *mp, const char *fmt, ...) 30{ 31} 32#endif 33 34#define xfs_printk_ratelimited(func, dev, fmt, ...) \ 35do { \ 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 77void assfail(struct xfs_mount *mp, char *expr, char *f, int l); 78void asswarn(struct xfs_mount *mp, char *expr, char *f, int l); 79 80extern void xfs_hex_dump(const void *p, int length); 81 82void xfs_buf_alert_ratelimited(struct xfs_buf *bp, const char *rlmsg, 83 const char *fmt, ...); 84 85#endif /* __XFS_MESSAGE_H */ 86