167 struct btrfs_root {  struct
173 	struct btrfs_root *log_root;  argument
174 	struct btrfs_root *reloc_root;  argument
177 	struct btrfs_root_item root_item;  argument
178 	struct btrfs_key root_key;
179 	struct btrfs_fs_info *fs_info;
180 	struct extent_io_tree dirty_log_pages;
182 	struct mutex objectid_mutex;
184 	spinlock_t accounting_lock;
185 	struct btrfs_block_rsv *block_rsv;
187 	struct mutex log_mutex;
188 	wait_queue_head_t log_writer_wait;
189 	wait_queue_head_t log_commit_wait[2];
190 	struct list_head log_ctxs[2];
192 	atomic_t log_writers;
193 	atomic_t log_commit[2];
195 	atomic_t log_batch;
204 	int log_transid;
206 	int log_transid_committed;
212 	int last_log_commit;
213 	pid_t log_start_pid;
215 	u64 last_trans;
217 	u64 free_objectid;
219 	struct btrfs_key defrag_progress;
220 	struct btrfs_key defrag_max;
223 	struct list_head dirty_list;
225 	struct list_head root_list;
228 	struct xarray inodes;
231 	struct xarray delayed_nodes;
236 	dev_t anon_dev;
238 	spinlock_t root_item_lock;
239 	refcount_t refs;
241 	struct mutex delalloc_mutex;
242 	spinlock_t delalloc_lock;
248 	struct list_head delalloc_inodes;
249 	struct list_head delalloc_root;
250 	u64 nr_delalloc_inodes;
252 	struct mutex ordered_extent_mutex;
257 	spinlock_t ordered_extent_lock;
264 	struct list_head ordered_extents;
265 	struct list_head ordered_root;
266 	u64 nr_ordered_extents;
274 	struct list_head reloc_dirty_list;
280 	int send_in_progress;
286 	int dedupe_in_progress;
288 	struct btrfs_drew_lock snapshot_lock;
290 	atomic_t snapshot_force_cow;
293 	spinlock_t qgroup_meta_rsv_lock;
294 	u64 qgroup_meta_rsv_pertrans;
295 	u64 qgroup_meta_rsv_prealloc;
319 static inline bool btrfs_root_readonly(const struct btrfs_root *root)  in btrfs_root_readonly()  argument