123 struct preftrees {  struct
368 			  struct preftrees *preftrees, int level, u64 parent,  in add_direct_ref()  argument
372 	return add_prelim_ref(fs_info, &preftrees->direct, 0, NULL, level,  in add_direct_ref()
378 			    struct preftrees *preftrees, u64 root_id,  in add_indirect_ref()  argument
383 	struct preftree *tree = &preftrees->indirect;  in add_indirect_ref()
386 		tree = &preftrees->indirect_missing_keys;  in add_indirect_ref()
391 static int is_shared_data_backref(struct preftrees *preftrees, u64 bytenr)  in is_shared_data_backref()  argument
393 	struct rb_node **p = &preftrees->direct.root.rb_root.rb_node;  in is_shared_data_backref()
418 			   struct preftrees *preftrees, struct prelim_ref *ref,  in add_all_parents()  argument
454 	    is_shared_data_backref(preftrees, eb->start) ||  in add_all_parents()
478 		    (is_shared_data_backref(preftrees, eb->start) ||  in add_all_parents()
537 				struct preftrees *preftrees,  in resolve_indirect_ref()  argument
632 	ret = add_all_parents(root, path, parents, preftrees, ref, level,  in resolve_indirect_ref()
668 				 struct preftrees *preftrees,  in resolve_indirect_refs()  argument
689 	while ((rnode = rb_first_cached(&preftrees->indirect.root))) {  in resolve_indirect_refs()
699 		rb_erase_cached(&ref->rbnode, &preftrees->indirect.root);  in resolve_indirect_refs()
700 		preftrees->indirect.count--;  in resolve_indirect_refs()
713 		err = resolve_indirect_ref(fs_info, path, time_seq, preftrees,  in resolve_indirect_refs()
721 			prelim_ref_insert(fs_info, &preftrees->direct, ref,  in resolve_indirect_refs()
750 			prelim_ref_insert(fs_info, &preftrees->direct,  in resolve_indirect_refs()
758 		prelim_ref_insert(fs_info, &preftrees->direct, ref, NULL);  in resolve_indirect_refs()
772 			    struct preftrees *preftrees, bool lock)  in add_missing_keys()  argument
776 	struct preftree *tree = &preftrees->indirect_missing_keys;  in add_missing_keys()
806 		prelim_ref_insert(fs_info, &preftrees->indirect, ref, NULL);  in add_missing_keys()
818 			    struct preftrees *preftrees, struct share_check *sc)  in add_delayed_refs()  argument
858 			ret = add_indirect_ref(fs_info, preftrees, ref->root,  in add_delayed_refs()
870 			ret = add_direct_ref(fs_info, preftrees, ref->level + 1,  in add_delayed_refs()
893 			ret = add_indirect_ref(fs_info, preftrees, ref->root,  in add_delayed_refs()
904 			ret = add_direct_ref(fs_info, preftrees, 0, ref->parent,  in add_delayed_refs()
933 			   int *info_level, struct preftrees *preftrees,  in add_inline_refs()  argument
992 			ret = add_direct_ref(fs_info, preftrees,  in add_inline_refs()
1003 			ret = add_direct_ref(fs_info, preftrees, 0, offset,  in add_inline_refs()
1008 			ret = add_indirect_ref(fs_info, preftrees, offset,  in add_inline_refs()
1031 			ret = add_indirect_ref(fs_info, preftrees, root,  in add_inline_refs()
1054 			  int info_level, struct preftrees *preftrees,  in add_keyed_refs()  argument
1086 			ret = add_direct_ref(fs_info, preftrees,  in add_keyed_refs()
1098 			ret = add_direct_ref(fs_info, preftrees, 0,  in add_keyed_refs()
1105 			ret = add_indirect_ref(fs_info, preftrees, key.offset,  in add_keyed_refs()
1129 			ret = add_indirect_ref(fs_info, preftrees, root,  in add_keyed_refs()
1182 	struct preftrees preftrees = {  local
1250 					       &preftrees, sc);
1271 					      &info_level, &preftrees, sc);
1275 					     &preftrees, sc);
1283 	ret = add_missing_keys(fs_info, &preftrees, path->skip_locking == 0);
1287 	WARN_ON(!RB_EMPTY_ROOT(&preftrees.indirect_missing_keys.root.rb_root));
1289 	ret = resolve_indirect_refs(fs_info, path, time_seq, &preftrees,
1294 	WARN_ON(!RB_EMPTY_ROOT(&preftrees.indirect.root.rb_root));
1303 	node = rb_first_cached(&preftrees.direct.root);
1379 	prelim_release(&preftrees.direct);
1380 	prelim_release(&preftrees.indirect);
1381 	prelim_release(&preftrees.indirect_missing_keys);