168 struct btrfs_root {  struct
174 	struct btrfs_root *log_root;  argument
175 	struct btrfs_root *reloc_root;  argument
178 	struct btrfs_root_item root_item;  argument
179 	struct btrfs_key root_key;
180 	struct btrfs_fs_info *fs_info;
181 	struct extent_io_tree dirty_log_pages;
183 	struct mutex objectid_mutex;
185 	spinlock_t accounting_lock;
186 	struct btrfs_block_rsv *block_rsv;
188 	struct mutex log_mutex;
189 	wait_queue_head_t log_writer_wait;
190 	wait_queue_head_t log_commit_wait[2];
191 	struct list_head log_ctxs[2];
193 	atomic_t log_writers;
194 	atomic_t log_commit[2];
196 	atomic_t log_batch;
205 	int log_transid;
207 	int log_transid_committed;
213 	int last_log_commit;
214 	pid_t log_start_pid;
216 	u64 last_trans;
218 	u64 free_objectid;
220 	struct btrfs_key defrag_progress;
221 	struct btrfs_key defrag_max;
224 	struct list_head dirty_list;
226 	struct list_head root_list;
232 	struct xarray inodes;
238 	struct xarray delayed_nodes;
243 	dev_t anon_dev;
245 	spinlock_t root_item_lock;
246 	refcount_t refs;
248 	struct mutex delalloc_mutex;
249 	spinlock_t delalloc_lock;
255 	struct list_head delalloc_inodes;
256 	struct list_head delalloc_root;
257 	u64 nr_delalloc_inodes;
259 	struct mutex ordered_extent_mutex;
264 	spinlock_t ordered_extent_lock;
271 	struct list_head ordered_extents;
272 	struct list_head ordered_root;
273 	u64 nr_ordered_extents;
281 	struct list_head reloc_dirty_list;
287 	int send_in_progress;
293 	int dedupe_in_progress;
295 	struct btrfs_drew_lock snapshot_lock;
297 	atomic_t snapshot_force_cow;
300 	spinlock_t qgroup_meta_rsv_lock;
301 	u64 qgroup_meta_rsv_pertrans;
302 	u64 qgroup_meta_rsv_prealloc;
326 static inline bool btrfs_root_readonly(const struct btrfs_root *root)  in btrfs_root_readonly()  argument