1163 struct btrfs_root {  struct
1167 	struct btrfs_root *log_root;  argument
1168 	struct btrfs_root *reloc_root;  argument
1171 	struct btrfs_root_item root_item;  argument
1172 	struct btrfs_key root_key;
1173 	struct btrfs_fs_info *fs_info;
1174 	struct extent_io_tree dirty_log_pages;
1176 	struct mutex objectid_mutex;
1178 	spinlock_t accounting_lock;
1179 	struct btrfs_block_rsv *block_rsv;
1182 	struct btrfs_free_space_ctl *free_ino_ctl;
1183 	enum btrfs_caching_type ino_cache_state;
1184 	spinlock_t ino_cache_lock;
1185 	wait_queue_head_t ino_cache_wait;
1186 	struct btrfs_free_space_ctl *free_ino_pinned;
1187 	u64 ino_cache_progress;
1188 	struct inode *ino_cache_inode;
1190 	struct mutex log_mutex;
1191 	wait_queue_head_t log_writer_wait;
1192 	wait_queue_head_t log_commit_wait[2];
1193 	struct list_head log_ctxs[2];
1194 	atomic_t log_writers;
1195 	atomic_t log_commit[2];
1196 	atomic_t log_batch;
1197 	int log_transid;
1199 	int log_transid_committed;
1201 	int last_log_commit;
1202 	pid_t log_start_pid;
1204 	u64 objectid;
1205 	u64 last_trans;
1207 	u32 type;
1209 	u64 highest_objectid;
1213 	u64 alloc_bytenr;
1216 	u64 defrag_trans_start;
1217 	struct btrfs_key defrag_progress;
1218 	struct btrfs_key defrag_max;
1221 	struct list_head dirty_list;
1223 	struct list_head root_list;
1225 	spinlock_t log_extents_lock[2];
1226 	struct list_head logged_list[2];
1228 	int orphan_cleanup_state;
1230 	spinlock_t inode_lock;
1232 	struct rb_root inode_tree;
1238 	struct radix_tree_root delayed_nodes_tree;
1243 	dev_t anon_dev;
1245 	spinlock_t root_item_lock;
1246 	refcount_t refs;
1248 	struct mutex delalloc_mutex;
1249 	spinlock_t delalloc_lock;
1255 	struct list_head delalloc_inodes;
1256 	struct list_head delalloc_root;
1257 	u64 nr_delalloc_inodes;
1259 	struct mutex ordered_extent_mutex;
1264 	spinlock_t ordered_extent_lock;
1271 	struct list_head ordered_extents;
1272 	struct list_head ordered_root;
1273 	u64 nr_ordered_extents;
1279 	int send_in_progress;
1280 	struct btrfs_subvolume_writers *subv_writers;
1281 	atomic_t will_be_snapshotted;
1282 	atomic_t snapshot_force_cow;
1285 	spinlock_t qgroup_meta_rsv_lock;
1286 	u64 qgroup_meta_rsv_pertrans;
1287 	u64 qgroup_meta_rsv_prealloc;