libbtrfsutil: update definitions in btrfs_tree.h
Copy what's in kernel header, new structures and constants. - raid-stripe-tree - verity - simple quota Deleted: - btrfs_extent_ref_v0 (obsolete, kernel support removed) Signed-off-by: David Sterba <dsterba@suse.com>
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@ -48,9 +48,12 @@
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/* tracks free space in block groups. */
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#define BTRFS_FREE_SPACE_TREE_OBJECTID 10ULL
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/* hold the block group items. */
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/* Holds the block group items for extent tree v2. */
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#define BTRFS_BLOCK_GROUP_TREE_OBJECTID 11ULL
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/* Holds raid stripe entries */
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#define BTRFS_RAID_STRIPE_TREE_OBJECTID 12ULL
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/* device stats in the device tree */
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#define BTRFS_DEV_STATS_OBJECTID 0ULL
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@ -84,6 +87,7 @@
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*/
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#define BTRFS_FREE_INO_OBJECTID -12ULL
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#define BTRFS_CSUM_CHANGE_OBJECTID -13ULL
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/* dummy objectid represents multiple objectids */
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#define BTRFS_MULTIPLE_OBJECTIDS -255ULL
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@ -116,12 +120,37 @@
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#define BTRFS_INODE_REF_KEY 12
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#define BTRFS_INODE_EXTREF_KEY 13
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#define BTRFS_XATTR_ITEM_KEY 24
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/*
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* fs verity items are stored under two different key types on disk.
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* The descriptor items:
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* [ inode objectid, BTRFS_VERITY_DESC_ITEM_KEY, offset ]
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*
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* At offset 0, we store a btrfs_verity_descriptor_item which tracks the size
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* of the descriptor item and some extra data for encryption.
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* Starting at offset 1, these hold the generic fs verity descriptor. The
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* latter are opaque to btrfs, we just read and write them as a blob for the
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* higher level verity code. The most common descriptor size is 256 bytes.
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*
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* The merkle tree items:
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* [ inode objectid, BTRFS_VERITY_MERKLE_ITEM_KEY, offset ]
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*
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* These also start at offset 0, and correspond to the merkle tree bytes. When
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* fsverity asks for page 0 of the merkle tree, we pull up one page starting at
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* offset 0 for this key type. These are also opaque to btrfs, we're blindly
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* storing whatever fsverity sends down.
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*/
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#define BTRFS_VERITY_DESC_ITEM_KEY 36
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#define BTRFS_VERITY_MERKLE_ITEM_KEY 37
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#define BTRFS_ORPHAN_ITEM_KEY 48
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/* reserve 2-15 close to the inode for later flexibility */
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/*
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* dir items are the name -> inode pointers in a directory. There is one
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* for every name in a directory.
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* for every name in a directory. BTRFS_DIR_LOG_ITEM_KEY is no longer used
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* but it's still defined here for documentation purposes and to help avoid
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* having its numerical value reused in the future.
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*/
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#define BTRFS_DIR_LOG_ITEM_KEY 60
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#define BTRFS_DIR_LOG_INDEX_KEY 72
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@ -169,6 +198,9 @@
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*/
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#define BTRFS_METADATA_ITEM_KEY 169
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/* Extent owner, used by squota. */
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#define BTRFS_EXTENT_OWNER_REF_KEY 172
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#define BTRFS_TREE_BLOCK_REF_KEY 176
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#define BTRFS_EXTENT_DATA_REF_KEY 178
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@ -310,6 +342,8 @@
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*
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* Used by:
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* struct btrfs_dir_item.type
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*
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* Values 0..7 must match common file type values in fs_types.h.
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*/
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#define BTRFS_FT_UNKNOWN 0
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#define BTRFS_FT_REG_FILE 1
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@ -321,6 +355,8 @@
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#define BTRFS_FT_SYMLINK 7
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#define BTRFS_FT_XATTR 8
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#define BTRFS_FT_MAX 9
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/* Directory contains encrypted data */
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#define BTRFS_FT_ENCRYPTED 0x80
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/*
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* The key defines the order in the tree, and so it also defines (optimal)
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@ -459,6 +495,9 @@ struct btrfs_free_space_header {
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#define BTRFS_SUPER_FLAG_SEEDING (1ULL << 32)
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#define BTRFS_SUPER_FLAG_METADUMP (1ULL << 33)
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#define BTRFS_SUPER_FLAG_METADUMP_V2 (1ULL << 34)
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#define BTRFS_SUPER_FLAG_CHANGING_FSID (1ULL << 35)
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#define BTRFS_SUPER_FLAG_CHANGING_FSID_V2 (1ULL << 36)
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/*
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@ -507,20 +546,16 @@ struct btrfs_shared_data_ref {
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__le32 count;
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} __attribute__ ((__packed__));
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/* Extent owner, used by squota. */
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struct btrfs_extent_owner_ref {
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__le64 root_id;
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} __attribute__ ((__packed__));
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struct btrfs_extent_inline_ref {
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__u8 type;
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__le64 offset;
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} __attribute__ ((__packed__));
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/* old style backrefs item */
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struct btrfs_extent_ref_v0 {
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__le64 root;
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__le64 generation;
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__le64 objectid;
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__le32 count;
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} __attribute__ ((__packed__));
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/* dev extents record free space on individual devices. The owner
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* field points back to the chunk allocation mapping tree that allocated
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* the extent. The chunk tree uuid field is a way to double check the owner
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@ -762,14 +797,14 @@ struct btrfs_file_extent_item {
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__u8 encryption;
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__le16 other_encoding; /* spare for later use */
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/* are we __inline__ data or a real extent? */
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/* are we inline data or a real extent? */
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__u8 type;
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/*
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* disk space consumed by the extent, checksum blocks are included
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* in these numbers
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*
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* At this offset in the structure, the __inline__ extent data start.
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* At this offset in the structure, the inline extent data start.
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*/
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__le64 disk_bytenr;
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__le64 disk_num_bytes;
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@ -831,8 +866,8 @@ struct btrfs_dev_replace_item {
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#define BTRFS_BLOCK_GROUP_RAID10 (1ULL << 6)
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#define BTRFS_BLOCK_GROUP_RAID5 (1ULL << 7)
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#define BTRFS_BLOCK_GROUP_RAID6 (1ULL << 8)
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#define BTRFS_BLOCK_GROUP_RAID1C3 (1ULL << 9)
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#define BTRFS_BLOCK_GROUP_RAID1C4 (1ULL << 10)
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#define BTRFS_BLOCK_GROUP_RAID1C3 (1ULL << 9)
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#define BTRFS_BLOCK_GROUP_RAID1C4 (1ULL << 10)
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#define BTRFS_BLOCK_GROUP_RESERVED (BTRFS_AVAIL_ALLOC_BIT_SINGLE | \
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BTRFS_SPACE_INFO_GLOBAL_RSV)
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@ -855,15 +890,19 @@ enum btrfs_raid_types {
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#define BTRFS_BLOCK_GROUP_PROFILE_MASK (BTRFS_BLOCK_GROUP_RAID0 | \
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BTRFS_BLOCK_GROUP_RAID1 | \
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BTRFS_BLOCK_GROUP_RAID5 | \
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BTRFS_BLOCK_GROUP_RAID6 | \
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BTRFS_BLOCK_GROUP_RAID1C3 | \
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BTRFS_BLOCK_GROUP_RAID1C4 | \
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BTRFS_BLOCK_GROUP_RAID5 | \
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BTRFS_BLOCK_GROUP_RAID6 | \
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BTRFS_BLOCK_GROUP_DUP | \
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BTRFS_BLOCK_GROUP_RAID10)
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#define BTRFS_BLOCK_GROUP_RAID56_MASK (BTRFS_BLOCK_GROUP_RAID5 | \
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BTRFS_BLOCK_GROUP_RAID6)
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#define BTRFS_BLOCK_GROUP_RAID1_MASK (BTRFS_BLOCK_GROUP_RAID1 | \
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BTRFS_BLOCK_GROUP_RAID1C3 | \
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BTRFS_BLOCK_GROUP_RAID1C4)
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/*
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* We need a bit for restriper to be able to tell when chunks of type
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* SINGLE are available. This "extended" profile format is used in
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@ -910,7 +949,7 @@ struct btrfs_free_space_info {
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#define BTRFS_QGROUP_LEVEL_SHIFT 48
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static __inline__ __u16 btrfs_qgroup_level(__u64 qgroupid)
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{
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return qgroupid >> BTRFS_QGROUP_LEVEL_SHIFT;
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return (__u16)(qgroupid >> BTRFS_QGROUP_LEVEL_SHIFT);
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}
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/*
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@ -930,6 +969,18 @@ static __inline__ __u16 btrfs_qgroup_level(__u64 qgroupid)
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*/
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#define BTRFS_QGROUP_STATUS_FLAG_INCONSISTENT (1ULL << 2)
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/*
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* Whether or not this filesystem is using simple quotas. Not exactly the
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* incompat bit, because we support using simple quotas, disabling it, then
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* going back to full qgroup quotas.
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*/
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#define BTRFS_QGROUP_STATUS_FLAG_SIMPLE_MODE (1ULL << 3)
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#define BTRFS_QGROUP_STATUS_FLAGS_MASK (BTRFS_QGROUP_STATUS_FLAG_ON | \
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BTRFS_QGROUP_STATUS_FLAG_RESCAN | \
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BTRFS_QGROUP_STATUS_FLAG_INCONSISTENT | \
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BTRFS_QGROUP_STATUS_FLAG_SIMPLE_MODE)
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#define BTRFS_QGROUP_STATUS_VERSION 1
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struct btrfs_qgroup_status_item {
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@ -950,6 +1001,12 @@ struct btrfs_qgroup_status_item {
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* of the scan. It contains a logical address
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*/
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__le64 rescan;
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/*
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* (Added in 6.7.) Used by simple quotas to ignore old extent
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* deletions. Present when incompat flag SIMPLE_QUOTA is set.
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*/
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__le64 enable_gen;
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} __attribute__ ((__packed__));
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struct btrfs_qgroup_info_item {
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@ -971,4 +1028,16 @@ struct btrfs_qgroup_limit_item {
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__le64 rsv_excl;
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} __attribute__ ((__packed__));
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struct btrfs_verity_descriptor_item {
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/* Size of the verity descriptor in bytes */
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__le64 size;
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/*
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* When we implement support for fscrypt, we will need to encrypt the
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* Merkle tree for encrypted verity files. These 128 bits are for the
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* eventual storage of an fscrypt initialization vector.
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*/
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__le64 reserved[2];
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__u8 encryption;
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} __attribute__ ((__packed__));
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#endif /* _BTRFS_CTREE_H_ */
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