Lines Matching defs:root
764 struct radix_tree_root *root;
766 root = is_cache ? &nullb->dev->cache : &nullb->dev->data;
770 t_page = radix_tree_lookup(root, idx);
775 ret = radix_tree_delete_item(root, idx, t_page);
787 struct radix_tree_root *root;
789 root = is_cache ? &nullb->dev->cache : &nullb->dev->data;
791 if (radix_tree_insert(root, idx, t_page)) {
793 t_page = radix_tree_lookup(root, idx);
806 struct radix_tree_root *root;
808 root = is_cache ? &dev->cache : &dev->data;
813 nr_pages = radix_tree_gang_lookup(root,
818 ret = radix_tree_delete_item(root, pos, t_pages[i]);
836 struct radix_tree_root *root;
841 root = is_cache ? &nullb->dev->cache : &nullb->dev->data;
842 t_page = radix_tree_lookup(root, idx);
1298 * Since root privileges are required to configure the null_blk