mirror of
https://github.com/kdave/btrfs-progs
synced 2024-12-27 08:32:20 +00:00
217 lines
7.4 KiB
C
217 lines
7.4 KiB
C
|
/* SPDX-License-Identifier: GPL-2.0 */
|
||
|
|
|
||
|
|
#ifndef BTRFS_MESSAGES_H
|
||
|
|
#define BTRFS_MESSAGES_H
|
||
|
|
|
||
|
|
#include "kerncompat.h"
|
||
|
|
#include <linux/types.h>
|
||
|
|
#include "common/messages.h"
|
||
|
|
|
||
|
|
struct btrfs_fs_info;
|
||
|
|
struct btrfs_trans_handle;
|
||
|
|
|
||
|
|
#ifdef __KERNEL__
|
||
|
|
static inline __printf(2, 3) __cold
|
||
|
|
void btrfs_no_printk(const struct btrfs_fs_info *fs_info, const char *fmt, ...)
|
||
|
|
{
|
||
|
|
}
|
||
|
|
#endif
|
||
|
|
|
||
|
|
#ifdef CONFIG_PRINTK
|
||
|
|
|
||
|
|
#define btrfs_printk(fs_info, fmt, args...) \
|
||
|
|
_btrfs_printk(fs_info, fmt, ##args)
|
||
|
|
|
||
|
|
__printf(2, 3)
|
||
|
|
__cold
|
||
|
|
void _btrfs_printk(const struct btrfs_fs_info *fs_info, const char *fmt, ...);
|
||
|
|
|
||
|
|
#else
|
||
|
|
|
||
|
|
#define btrfs_printk(fs_info, fmt, args...) \
|
||
|
|
btrfs_no_printk(fs_info, fmt, ##args)
|
||
|
|
#endif
|
||
|
|
|
||
|
|
#define btrfs_emerg(fs_info, fmt, args...) \
|
||
|
|
btrfs_printk(fs_info, KERN_EMERG fmt, ##args)
|
||
|
|
#define btrfs_alert(fs_info, fmt, args...) \
|
||
|
|
btrfs_printk(fs_info, KERN_ALERT fmt, ##args)
|
||
|
|
#define btrfs_crit(fs_info, fmt, args...) \
|
||
|
|
btrfs_printk(fs_info, KERN_CRIT fmt, ##args)
|
||
|
|
#define btrfs_err(fs_info, fmt, args...) \
|
||
|
|
btrfs_printk(fs_info, KERN_ERR fmt, ##args)
|
||
|
|
#define btrfs_warn(fs_info, fmt, args...) \
|
||
|
|
btrfs_printk(fs_info, KERN_WARNING fmt, ##args)
|
||
|
|
#define btrfs_notice(fs_info, fmt, args...) \
|
||
|
|
btrfs_printk(fs_info, KERN_NOTICE fmt, ##args)
|
||
|
|
#define btrfs_info(fs_info, fmt, args...) \
|
||
|
|
btrfs_printk(fs_info, KERN_INFO fmt, ##args)
|
||
|
|
|
||
|
|
/*
|
||
|
|
* Wrappers that use printk_in_rcu
|
||
|
|
*/
|
||
|
|
#define btrfs_emerg_in_rcu(fs_info, fmt, args...) \
|
||
|
|
btrfs_printk_in_rcu(fs_info, KERN_EMERG fmt, ##args)
|
||
|
|
#define btrfs_alert_in_rcu(fs_info, fmt, args...) \
|
||
|
|
btrfs_printk_in_rcu(fs_info, KERN_ALERT fmt, ##args)
|
||
|
|
#define btrfs_crit_in_rcu(fs_info, fmt, args...) \
|
||
|
|
btrfs_printk_in_rcu(fs_info, KERN_CRIT fmt, ##args)
|
||
|
|
#define btrfs_err_in_rcu(fs_info, fmt, args...) \
|
||
|
|
btrfs_printk_in_rcu(fs_info, KERN_ERR fmt, ##args)
|
||
|
|
#define btrfs_warn_in_rcu(fs_info, fmt, args...) \
|
||
|
|
btrfs_printk_in_rcu(fs_info, KERN_WARNING fmt, ##args)
|
||
|
|
#define btrfs_notice_in_rcu(fs_info, fmt, args...) \
|
||
|
|
btrfs_printk_in_rcu(fs_info, KERN_NOTICE fmt, ##args)
|
||
|
|
#define btrfs_info_in_rcu(fs_info, fmt, args...) \
|
||
|
|
btrfs_printk_in_rcu(fs_info, KERN_INFO fmt, ##args)
|
||
|
|
|
||
|
|
/*
|
||
|
|
* Wrappers that use a ratelimited printk_in_rcu
|
||
|
|
*/
|
||
|
|
#define btrfs_emerg_rl_in_rcu(fs_info, fmt, args...) \
|
||
|
|
btrfs_printk_rl_in_rcu(fs_info, KERN_EMERG fmt, ##args)
|
||
|
|
#define btrfs_alert_rl_in_rcu(fs_info, fmt, args...) \
|
||
|
|
btrfs_printk_rl_in_rcu(fs_info, KERN_ALERT fmt, ##args)
|
||
|
|
#define btrfs_crit_rl_in_rcu(fs_info, fmt, args...) \
|
||
|
|
btrfs_printk_rl_in_rcu(fs_info, KERN_CRIT fmt, ##args)
|
||
|
|
#define btrfs_err_rl_in_rcu(fs_info, fmt, args...) \
|
||
|
|
btrfs_printk_rl_in_rcu(fs_info, KERN_ERR fmt, ##args)
|
||
|
|
#define btrfs_warn_rl_in_rcu(fs_info, fmt, args...) \
|
||
|
|
btrfs_printk_rl_in_rcu(fs_info, KERN_WARNING fmt, ##args)
|
||
|
|
#define btrfs_notice_rl_in_rcu(fs_info, fmt, args...) \
|
||
|
|
btrfs_printk_rl_in_rcu(fs_info, KERN_NOTICE fmt, ##args)
|
||
|
|
#define btrfs_info_rl_in_rcu(fs_info, fmt, args...) \
|
||
|
|
btrfs_printk_rl_in_rcu(fs_info, KERN_INFO fmt, ##args)
|
||
|
|
|
||
|
|
/*
|
||
|
|
* Wrappers that use a ratelimited printk
|
||
|
|
*/
|
||
|
|
#define btrfs_emerg_rl(fs_info, fmt, args...) \
|
||
|
|
btrfs_printk_ratelimited(fs_info, KERN_EMERG fmt, ##args)
|
||
|
|
#define btrfs_alert_rl(fs_info, fmt, args...) \
|
||
|
|
btrfs_printk_ratelimited(fs_info, KERN_ALERT fmt, ##args)
|
||
|
|
#define btrfs_crit_rl(fs_info, fmt, args...) \
|
||
|
|
btrfs_printk_ratelimited(fs_info, KERN_CRIT fmt, ##args)
|
||
|
|
#define btrfs_err_rl(fs_info, fmt, args...) \
|
||
|
|
btrfs_printk_ratelimited(fs_info, KERN_ERR fmt, ##args)
|
||
|
|
#define btrfs_warn_rl(fs_info, fmt, args...) \
|
||
|
|
btrfs_printk_ratelimited(fs_info, KERN_WARNING fmt, ##args)
|
||
|
|
#define btrfs_notice_rl(fs_info, fmt, args...) \
|
||
|
|
btrfs_printk_ratelimited(fs_info, KERN_NOTICE fmt, ##args)
|
||
|
|
#define btrfs_info_rl(fs_info, fmt, args...) \
|
||
|
|
btrfs_printk_ratelimited(fs_info, KERN_INFO fmt, ##args)
|
||
|
|
|
||
|
|
#if defined(CONFIG_DYNAMIC_DEBUG)
|
||
|
|
#define btrfs_debug(fs_info, fmt, args...) \
|
||
|
|
_dynamic_func_call_no_desc(fmt, btrfs_printk, \
|
||
|
|
fs_info, KERN_DEBUG fmt, ##args)
|
||
|
|
#define btrfs_debug_in_rcu(fs_info, fmt, args...) \
|
||
|
|
_dynamic_func_call_no_desc(fmt, btrfs_printk_in_rcu, \
|
||
|
|
fs_info, KERN_DEBUG fmt, ##args)
|
||
|
|
#define btrfs_debug_rl_in_rcu(fs_info, fmt, args...) \
|
||
|
|
_dynamic_func_call_no_desc(fmt, btrfs_printk_rl_in_rcu, \
|
||
|
|
fs_info, KERN_DEBUG fmt, ##args)
|
||
|
|
#define btrfs_debug_rl(fs_info, fmt, args...) \
|
||
|
|
_dynamic_func_call_no_desc(fmt, btrfs_printk_ratelimited, \
|
||
|
|
fs_info, KERN_DEBUG fmt, ##args)
|
||
|
|
#elif defined(DEBUG)
|
||
|
|
#define btrfs_debug(fs_info, fmt, args...) \
|
||
|
|
btrfs_printk(fs_info, KERN_DEBUG fmt, ##args)
|
||
|
|
#define btrfs_debug_in_rcu(fs_info, fmt, args...) \
|
||
|
|
btrfs_printk_in_rcu(fs_info, KERN_DEBUG fmt, ##args)
|
||
|
|
#define btrfs_debug_rl_in_rcu(fs_info, fmt, args...) \
|
||
|
|
btrfs_printk_rl_in_rcu(fs_info, KERN_DEBUG fmt, ##args)
|
||
|
|
#define btrfs_debug_rl(fs_info, fmt, args...) \
|
||
|
|
btrfs_printk_ratelimited(fs_info, KERN_DEBUG fmt, ##args)
|
||
|
|
#else
|
||
|
|
#define btrfs_debug(fs_info, fmt, args...) \
|
||
|
|
btrfs_no_printk(fs_info, KERN_DEBUG fmt, ##args)
|
||
|
|
#define btrfs_debug_in_rcu(fs_info, fmt, args...) \
|
||
|
|
btrfs_no_printk_in_rcu(fs_info, KERN_DEBUG fmt, ##args)
|
||
|
|
#define btrfs_debug_rl_in_rcu(fs_info, fmt, args...) \
|
||
|
|
btrfs_no_printk_in_rcu(fs_info, KERN_DEBUG fmt, ##args)
|
||
|
|
#define btrfs_debug_rl(fs_info, fmt, args...) \
|
||
|
|
btrfs_no_printk(fs_info, KERN_DEBUG fmt, ##args)
|
||
|
|
#endif
|
||
|
|
|
||
|
|
#define btrfs_printk_in_rcu(fs_info, fmt, args...) \
|
||
|
|
do { \
|
||
|
|
rcu_read_lock(); \
|
||
|
|
btrfs_printk(fs_info, fmt, ##args); \
|
||
|
|
rcu_read_unlock(); \
|
||
|
|
} while (0)
|
||
|
|
|
||
|
|
#define btrfs_no_printk_in_rcu(fs_info, fmt, args...) \
|
||
|
|
do { \
|
||
|
|
rcu_read_lock(); \
|
||
|
|
btrfs_no_printk(fs_info, fmt, ##args); \
|
||
|
|
rcu_read_unlock(); \
|
||
|
|
} while (0)
|
||
|
|
|
||
|
|
#define btrfs_printk_ratelimited(fs_info, fmt, args...) \
|
||
|
|
do { \
|
||
|
|
static DEFINE_RATELIMIT_STATE(_rs, \
|
||
|
|
DEFAULT_RATELIMIT_INTERVAL, \
|
||
|
|
DEFAULT_RATELIMIT_BURST); \
|
||
|
|
if (__ratelimit(&_rs)) \
|
||
|
|
btrfs_printk(fs_info, fmt, ##args); \
|
||
|
|
} while (0)
|
||
|
|
|
||
|
|
#define btrfs_printk_rl_in_rcu(fs_info, fmt, args...) \
|
||
|
|
do { \
|
||
|
|
rcu_read_lock(); \
|
||
|
|
btrfs_printk_ratelimited(fs_info, fmt, ##args); \
|
||
|
|
rcu_read_unlock(); \
|
||
|
|
} while (0)
|
||
|
|
|
||
|
|
#ifdef CONFIG_BTRFS_ASSERT
|
||
|
|
void __cold btrfs_assertfail(const char *expr, const char *file, int line);
|
||
|
|
|
||
|
|
#define ASSERT(expr) \
|
||
|
|
(likely(expr) ? (void)0 : btrfs_assertfail(#expr, __FILE__, __LINE__))
|
||
|
|
#else
|
||
|
|
#define ASSERT(expr) (void)(expr)
|
||
|
|
#endif
|
||
|
|
|
||
|
|
void __cold btrfs_print_v0_err(struct btrfs_fs_info *fs_info);
|
||
|
|
|
||
|
|
__printf(5, 6)
|
||
|
|
__cold
|
||
|
|
void __btrfs_handle_fs_error(struct btrfs_fs_info *fs_info, const char *function,
|
||
|
|
unsigned int line, int error, const char *fmt, ...);
|
||
|
|
|
||
|
|
const char * __attribute_const__ btrfs_decode_error(int error);
|
||
|
|
|
||
|
|
#define btrfs_handle_fs_error(fs_info, error, fmt, args...) \
|
||
|
|
__btrfs_handle_fs_error((fs_info), __func__, __LINE__, \
|
||
|
|
(error), fmt, ##args)
|
||
|
|
|
||
|
|
__printf(5, 6)
|
||
|
|
__cold
|
||
|
|
void __btrfs_panic(struct btrfs_fs_info *fs_info, const char *function,
|
||
|
|
unsigned int line, int error, const char *fmt, ...);
|
||
|
|
/*
|
||
|
|
* If BTRFS_MOUNT_PANIC_ON_FATAL_ERROR is in mount_opt, __btrfs_panic
|
||
|
|
* will panic(). Otherwise we BUG() here.
|
||
|
|
*/
|
||
|
|
#define btrfs_panic(fs_info, error, fmt, args...) \
|
||
|
|
do { \
|
||
|
|
__btrfs_panic(fs_info, __func__, __LINE__, error, fmt, ##args); \
|
||
|
|
BUG(); \
|
||
|
|
} while (0)
|
||
|
|
|
||
|
|
#if BITS_PER_LONG == 32
|
||
|
|
#define BTRFS_32BIT_MAX_FILE_SIZE (((u64)ULONG_MAX + 1) << PAGE_SHIFT)
|
||
|
|
/*
|
||
|
|
* The warning threshold is 5/8th of the MAX_LFS_FILESIZE that limits the logical
|
||
|
|
* addresses of extents.
|
||
|
|
*
|
||
|
|
* For 4K page size it's about 10T, for 64K it's 160T.
|
||
|
|
*/
|
||
|
|
#define BTRFS_32BIT_EARLY_WARN_THRESHOLD (BTRFS_32BIT_MAX_FILE_SIZE * 5 / 8)
|
||
|
|
void btrfs_warn_32bit_limit(struct btrfs_fs_info *fs_info);
|
||
|
|
void btrfs_err_32bit_limit(struct btrfs_fs_info *fs_info);
|
||
|
|
#endif
|
||
|
|
|
||
|
|
#endif
|