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btrfs: move the 32bit warn defines into messages.h 

The code for these functions are in messages.c, move the defines and
prototypes to messages.h.

Reviewed-by: Johannes Thumshirn <johannes.thumshirn@wdc.com>
Signed-off-by: Josef Bacik <josef@toxicpanda.com>
Reviewed-by: David Sterba <dsterba@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>
This commit is contained in:
Josef Bacik 2022-10-26 15:08:31 -04:00 committed by David Sterba
parent af142b6f44
commit b538a271ae
2 changed files with 13 additions and 13 deletions
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13
fs/btrfs/ctree.h
View File

@ -695,19 +695,6 @@ int btrfs_sync_fs(struct super_block *sb, int wait);
char *btrfs_get_subvol_name_from_objectid(struct btrfs_fs_info *fs_info, char *btrfs_get_subvol_name_from_objectid(struct btrfs_fs_info *fs_info,
u64 subvol_objectid); u64 subvol_objectid);
#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
/* /*
* Get the correct offset inside the page of extent buffer. * Get the correct offset inside the page of extent buffer.
* *

13
fs/btrfs/messages.h
View File

@ -229,4 +229,17 @@ do { \
BUG(); \ BUG(); \
} while (0) } 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 #endif