diff options
| author | Chris Mason <chris.mason@oracle.com> | 2011-01-16 11:25:54 -0500 |
|---|---|---|
| committer | Chris Mason <chris.mason@oracle.com> | 2011-01-16 11:25:54 -0500 |
| commit | f892436eb2c3223fecda614a64d51f36f6ec2245 (patch) | |
| tree | 75001db8c8b7fad547cbd4e99494727287598c1c /fs/btrfs/ctree.h | |
| parent | 26c79f6ba0ccdc4bbc8ef8721406d37e9178e30b (diff) | |
| parent | 3a39c18d63fec35f49df577d4b2a4e29c2212f22 (diff) | |
Merge branch 'lzo-support' of git://repo.or.cz/linux-btrfs-devel into btrfs-38
Diffstat (limited to 'fs/btrfs/ctree.h')
| -rw-r--r-- | fs/btrfs/ctree.h | 15 |
1 files changed, 10 insertions, 5 deletions
diff --git a/fs/btrfs/ctree.h b/fs/btrfs/ctree.h index 4403e5643d4..4acd4c611ef 100644 --- a/fs/btrfs/ctree.h +++ b/fs/btrfs/ctree.h @@ -398,13 +398,15 @@ struct btrfs_super_block { #define BTRFS_FEATURE_INCOMPAT_MIXED_BACKREF (1ULL << 0) #define BTRFS_FEATURE_INCOMPAT_DEFAULT_SUBVOL (1ULL << 1) #define BTRFS_FEATURE_INCOMPAT_MIXED_GROUPS (1ULL << 2) +#define BTRFS_FEATURE_INCOMPAT_COMPRESS_LZO (1ULL << 3) #define BTRFS_FEATURE_COMPAT_SUPP 0ULL #define BTRFS_FEATURE_COMPAT_RO_SUPP 0ULL #define BTRFS_FEATURE_INCOMPAT_SUPP \ (BTRFS_FEATURE_INCOMPAT_MIXED_BACKREF | \ BTRFS_FEATURE_INCOMPAT_DEFAULT_SUBVOL | \ - BTRFS_FEATURE_INCOMPAT_MIXED_GROUPS) + BTRFS_FEATURE_INCOMPAT_MIXED_GROUPS | \ + BTRFS_FEATURE_INCOMPAT_COMPRESS_LZO) /* * A leaf is full of items. offset and size tell us where to find @@ -551,9 +553,11 @@ struct btrfs_timespec { } __attribute__ ((__packed__)); enum btrfs_compression_type { - BTRFS_COMPRESS_NONE = 0, - BTRFS_COMPRESS_ZLIB = 1, - BTRFS_COMPRESS_LAST = 2, + BTRFS_COMPRESS_NONE = 0, + BTRFS_COMPRESS_ZLIB = 1, + BTRFS_COMPRESS_LZO = 2, + BTRFS_COMPRESS_TYPES = 2, + BTRFS_COMPRESS_LAST = 3, }; struct btrfs_inode_item { @@ -897,7 +901,8 @@ struct btrfs_fs_info { */ u64 last_trans_log_full_commit; u64 open_ioctl_trans; - unsigned long mount_opt; + unsigned long mount_opt:20; + unsigned long compress_type:4; u64 max_inline; u64 alloc_start; struct btrfs_transaction *running_transaction; |