diff options
| -rw-r--r-- | fs/btrfs/ctree.h | 41 | ||||
| -rw-r--r-- | fs/btrfs/super.c | 6 |
2 files changed, 39 insertions, 8 deletions
diff --git a/fs/btrfs/ctree.h b/fs/btrfs/ctree.h index e43e7853f389..0d0ac093e4bf 100644 --- a/fs/btrfs/ctree.h +++ b/fs/btrfs/ctree.h @@ -3451,11 +3451,29 @@ void btrfs_no_printk(const struct btrfs_fs_info *fs_info, const char *fmt, ...) { } -#ifdef CONFIG_PRINTK +#ifdef CONFIG_PRINTK_INDEX + +#define btrfs_printk(fs_info, fmt, args...) \ +do { \ + printk_index_subsys_emit("%sBTRFS %s (device %s): ", NULL, fmt); \ + _btrfs_printk(fs_info, fmt, ##args); \ +} while (0) + +__printf(2, 3) +__cold +void _btrfs_printk(const struct btrfs_fs_info *fs_info, const char *fmt, ...); + +#elif defined(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, ...); +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 @@ -3706,12 +3724,25 @@ do { \ __LINE__, (errno)); \ } while (0) +#ifdef CONFIG_PRINTK_INDEX + #define btrfs_handle_fs_error(fs_info, errno, fmt, args...) \ -do { \ - __btrfs_handle_fs_error((fs_info), __func__, __LINE__, \ - (errno), fmt, ##args); \ +do { \ + printk_index_subsys_emit( \ + "BTRFS: error (device %s%s) in %s:%d: errno=%d %s", \ + KERN_CRIT, fmt); \ + __btrfs_handle_fs_error((fs_info), __func__, __LINE__, \ + (errno), fmt, ##args); \ } while (0) +#else + +#define btrfs_handle_fs_error(fs_info, errno, fmt, args...) \ + __btrfs_handle_fs_error((fs_info), __func__, __LINE__, \ + (errno), fmt, ##args) + +#endif + #define BTRFS_FS_ERROR(fs_info) (unlikely(test_bit(BTRFS_FS_STATE_ERROR, \ &(fs_info)->fs_state))) #define BTRFS_FS_LOG_CLEANUP_ERROR(fs_info) \ diff --git a/fs/btrfs/super.c b/fs/btrfs/super.c index b228efe8ab6e..206f44005c52 100644 --- a/fs/btrfs/super.c +++ b/fs/btrfs/super.c @@ -261,7 +261,7 @@ static struct ratelimit_state printk_limits[] = { RATELIMIT_STATE_INIT(printk_limits[7], DEFAULT_RATELIMIT_INTERVAL, 100), }; -void __cold btrfs_printk(const struct btrfs_fs_info *fs_info, const char *fmt, ...) +void __cold _btrfs_printk(const struct btrfs_fs_info *fs_info, const char *fmt, ...) { char lvl[PRINTK_MAX_SINGLE_HEADER_LEN + 1] = "\0"; struct va_format vaf; @@ -292,10 +292,10 @@ void __cold btrfs_printk(const struct btrfs_fs_info *fs_info, const char *fmt, . char statestr[STATE_STRING_BUF_LEN]; btrfs_state_to_string(fs_info, statestr); - printk("%sBTRFS %s (device %s%s): %pV\n", lvl, type, + _printk("%sBTRFS %s (device %s%s): %pV\n", lvl, type, fs_info->sb->s_id, statestr, &vaf); } else { - printk("%sBTRFS %s: %pV\n", lvl, type, &vaf); + _printk("%sBTRFS %s: %pV\n", lvl, type, &vaf); } } |