diff options
Diffstat (limited to 'fs/btrfs/ctree.h')
| -rw-r--r-- | fs/btrfs/ctree.h | 15 |
1 files changed, 14 insertions, 1 deletions
diff --git a/fs/btrfs/ctree.h b/fs/btrfs/ctree.h index 5460030c9e6..2cbcaaeac9e 100644 --- a/fs/btrfs/ctree.h +++ b/fs/btrfs/ctree.h @@ -227,7 +227,7 @@ struct btrfs_csum_item { } __attribute__ ((__packed__)); struct btrfs_inode_map_item { - struct btrfs_disk_key key; + u32 refs; } __attribute__ ((__packed__)); struct crypto_hash; @@ -883,6 +883,17 @@ static inline void btrfs_set_file_extent_num_blocks(struct e->num_blocks = cpu_to_le64(val); } +static inline u32 btrfs_inode_map_refs(struct btrfs_inode_map_item *m) +{ + return le32_to_cpu(m->refs); +} + +static inline void btrfs_set_inode_map_refs(struct btrfs_inode_map_item *m, + u32 val) +{ + m->refs = cpu_to_le32(val); +} + static inline struct btrfs_root *btrfs_sb(struct super_block *sb) { return sb->s_fs_info; @@ -925,6 +936,8 @@ static inline void btrfs_mark_buffer_dirty(struct buffer_head *bh) btrfs_item_offset((leaf)->items + (slot)))) /* extent-item.c */ +int btrfs_inc_root_ref(struct btrfs_trans_handle *trans, + struct btrfs_root *root); struct buffer_head *btrfs_alloc_free_block(struct btrfs_trans_handle *trans, struct btrfs_root *root); int btrfs_alloc_extent(struct btrfs_trans_handle *trans, struct btrfs_root |