117 					    struct root_entry *re)  in insert_root_entry()  argument
126 		if (entry->root_objectid > re->root_objectid)  in insert_root_entry()
128 		else if (entry->root_objectid < re->root_objectid)  in insert_root_entry()
134 	rb_link_node(&re->node, parent_node, p);  in insert_root_entry()
135 	rb_insert_color(&re->node, root);  in insert_root_entry()
234 	struct root_entry *re;  in free_block_entry()  local
240 		re = rb_entry(n, struct root_entry, node);  in free_block_entry()
241 		rb_erase(&re->node, &be->roots);  in free_block_entry()
242 		kfree(re);  in free_block_entry()
265 	struct root_entry *re = NULL;  in add_block_entry()  local
267 	re = kzalloc(sizeof(struct root_entry), GFP_KERNEL);  in add_block_entry()
269 	if (!be || !re) {  in add_block_entry()
270 		kfree(re);  in add_block_entry()
277 	re->root_objectid = root_objectid;  in add_block_entry()
278 	re->num_refs = 0;  in add_block_entry()
286 			exist_re = insert_root_entry(&exist->roots, re);  in add_block_entry()
288 				kfree(re);  in add_block_entry()
290 			kfree(re);  in add_block_entry()
303 		insert_root_entry(&be->roots, re);  in add_block_entry()
305 		kfree(re);  in add_block_entry()
313 	struct root_entry *re;  in add_tree_block()  local
340 		re = lookup_root_entry(&be->roots, ref_root);  in add_tree_block()
341 		ASSERT(re);  in add_tree_block()
342 		re->num_refs++;  in add_tree_block()
390 	struct root_entry *re;  in add_extent_data_ref()  local
418 	re = lookup_root_entry(&be->roots, ref_root);  in add_extent_data_ref()
419 	if (!re) {  in add_extent_data_ref()
424 	re->num_refs += num_refs;  in add_extent_data_ref()
636 	struct root_entry *re;  in dump_block_entry()  local
654 		re = rb_entry(n, struct root_entry, node);  in dump_block_entry()
656 			  re->root_objectid, re->num_refs);  in dump_block_entry()
677 	struct root_entry *re = NULL;  in btrfs_ref_tree_mod()  local
780 			re = kmalloc(sizeof(struct root_entry), GFP_NOFS);  in btrfs_ref_tree_mod()
781 			if (!re) {  in btrfs_ref_tree_mod()
793 			re->root_objectid = generic_ref->real_root;  in btrfs_ref_tree_mod()
794 			re->num_refs = 0;  in btrfs_ref_tree_mod()
820 			tmp = insert_root_entry(&be->roots, re);  in btrfs_ref_tree_mod()
822 				kfree(re);  in btrfs_ref_tree_mod()
823 				re = tmp;  in btrfs_ref_tree_mod()
869 	if (!parent && !re) {  in btrfs_ref_tree_mod()
870 		re = lookup_root_entry(&be->roots, ref_root);  in btrfs_ref_tree_mod()
871 		if (!re) {  in btrfs_ref_tree_mod()
887 		if (re)  in btrfs_ref_tree_mod()
888 			re->num_refs--;  in btrfs_ref_tree_mod()
892 		if (re)  in btrfs_ref_tree_mod()
893 			re->num_refs++;  in btrfs_ref_tree_mod()