1164 struct btrfs_root {  struct
1168 	struct btrfs_root *log_root;  argument
1169 	struct btrfs_root *reloc_root;  argument
1172 	struct btrfs_root_item root_item;  argument
1173 	struct btrfs_key root_key;
1174 	struct btrfs_fs_info *fs_info;
1175 	struct extent_io_tree dirty_log_pages;
1177 	struct mutex objectid_mutex;
1179 	spinlock_t accounting_lock;
1180 	struct btrfs_block_rsv *block_rsv;
1183 	struct btrfs_free_space_ctl *free_ino_ctl;
1184 	enum btrfs_caching_type ino_cache_state;
1185 	spinlock_t ino_cache_lock;
1186 	wait_queue_head_t ino_cache_wait;
1187 	struct btrfs_free_space_ctl *free_ino_pinned;
1188 	u64 ino_cache_progress;
1189 	struct inode *ino_cache_inode;
1191 	struct mutex log_mutex;
1192 	wait_queue_head_t log_writer_wait;
1193 	wait_queue_head_t log_commit_wait[2];
1194 	struct list_head log_ctxs[2];
1195 	atomic_t log_writers;
1196 	atomic_t log_commit[2];
1197 	atomic_t log_batch;
1198 	int log_transid;
1200 	int log_transid_committed;
1202 	int last_log_commit;
1203 	pid_t log_start_pid;
1205 	u64 objectid;
1206 	u64 last_trans;
1208 	u32 type;
1210 	u64 highest_objectid;
1214 	u64 alloc_bytenr;
1217 	u64 defrag_trans_start;
1218 	struct btrfs_key defrag_progress;
1219 	struct btrfs_key defrag_max;
1222 	struct list_head dirty_list;
1224 	struct list_head root_list;
1226 	spinlock_t log_extents_lock[2];
1227 	struct list_head logged_list[2];
1229 	int orphan_cleanup_state;
1231 	spinlock_t inode_lock;
1233 	struct rb_root inode_tree;
1239 	struct radix_tree_root delayed_nodes_tree;
1244 	dev_t anon_dev;
1246 	spinlock_t root_item_lock;
1247 	refcount_t refs;
1249 	struct mutex delalloc_mutex;
1250 	spinlock_t delalloc_lock;
1256 	struct list_head delalloc_inodes;
1257 	struct list_head delalloc_root;
1258 	u64 nr_delalloc_inodes;
1260 	struct mutex ordered_extent_mutex;
1265 	spinlock_t ordered_extent_lock;
1272 	struct list_head ordered_extents;
1273 	struct list_head ordered_root;
1274 	u64 nr_ordered_extents;
1280 	int send_in_progress;
1281 	struct btrfs_subvolume_writers *subv_writers;
1282 	atomic_t will_be_snapshotted;
1283 	atomic_t snapshot_force_cow;
1286 	spinlock_t qgroup_meta_rsv_lock;
1287 	u64 qgroup_meta_rsv_pertrans;
1288 	u64 qgroup_meta_rsv_prealloc;