33 		if (atomic_read(&eb->blocking_writers) == 0) {  in btrfs_set_lock_blocking_rw()
34 			WARN_ON(atomic_read(&eb->spinning_writers) != 1);  in btrfs_set_lock_blocking_rw()
43 		WARN_ON(atomic_read(&eb->spinning_readers) == 0);  in btrfs_set_lock_blocking_rw()
65 		BUG_ON(atomic_read(&eb->blocking_writers) != 1);  in btrfs_clear_lock_blocking_rw()
67 		WARN_ON(atomic_read(&eb->spinning_writers));  in btrfs_clear_lock_blocking_rw()
73 		BUG_ON(atomic_read(&eb->blocking_readers) == 0);  in btrfs_clear_lock_blocking_rw()
89 	BUG_ON(!atomic_read(&eb->blocking_writers) &&  in btrfs_tree_read_lock()
93 	if (atomic_read(&eb->blocking_writers) &&  in btrfs_tree_read_lock()
106 	if (atomic_read(&eb->blocking_writers)) {  in btrfs_tree_read_lock()
109 			   atomic_read(&eb->blocking_writers) == 0);  in btrfs_tree_read_lock()
123 	if (atomic_read(&eb->blocking_writers))  in btrfs_tree_read_lock_atomic()
127 	if (atomic_read(&eb->blocking_writers)) {  in btrfs_tree_read_lock_atomic()
142 	if (atomic_read(&eb->blocking_writers))  in btrfs_try_tree_read_lock()
148 	if (atomic_read(&eb->blocking_writers)) {  in btrfs_try_tree_read_lock()
163 	if (atomic_read(&eb->blocking_writers) ||  in btrfs_try_tree_write_lock()
164 	    atomic_read(&eb->blocking_readers))  in btrfs_try_tree_write_lock()
168 	if (atomic_read(&eb->blocking_writers) ||  in btrfs_try_tree_write_lock()
169 	    atomic_read(&eb->blocking_readers)) {  in btrfs_try_tree_write_lock()
195 	WARN_ON(atomic_read(&eb->spinning_readers) == 0);  in btrfs_tree_read_unlock()
217 	WARN_ON(atomic_read(&eb->blocking_readers) == 0);  in btrfs_tree_read_unlock_blocking()
232 	wait_event(eb->read_lock_wq, atomic_read(&eb->blocking_readers) == 0);  in btrfs_tree_lock()
233 	wait_event(eb->write_lock_wq, atomic_read(&eb->blocking_writers) == 0);  in btrfs_tree_lock()
235 	if (atomic_read(&eb->blocking_readers)) {  in btrfs_tree_lock()
238 			   atomic_read(&eb->blocking_readers) == 0);  in btrfs_tree_lock()
241 	if (atomic_read(&eb->blocking_writers)) {  in btrfs_tree_lock()
244 			   atomic_read(&eb->blocking_writers) == 0);  in btrfs_tree_lock()
247 	WARN_ON(atomic_read(&eb->spinning_writers));  in btrfs_tree_lock()
258 	int blockers = atomic_read(&eb->blocking_writers);  in btrfs_tree_unlock()
267 		WARN_ON(atomic_read(&eb->spinning_writers));  in btrfs_tree_unlock()
273 		WARN_ON(atomic_read(&eb->spinning_writers) != 1);  in btrfs_tree_unlock()
281 	BUG_ON(!atomic_read(&eb->write_locks));  in btrfs_assert_tree_locked()
286 	BUG_ON(!atomic_read(&eb->read_locks));  in btrfs_assert_tree_read_locked()