+struct radix_tree_node *radix_tree_replace_clear_tags(
+ struct radix_tree_root *root,
+ unsigned long index, void *entry)
+{
+ struct radix_tree_node *node;
+ void **slot;
+
+ __radix_tree_lookup(root, index, &node, &slot);
+
+ if (node) {
+ unsigned int tag, offset = get_slot_offset(node, slot);
+ for (tag = 0; tag < RADIX_TREE_MAX_TAGS; tag++)
+ node_tag_clear(root, node, tag, offset);
+ } else {
+ /* Clear root node tags */
+ root->gfp_mask &= __GFP_BITS_MASK;
+ }
+
+ radix_tree_replace_slot(slot, entry);
+ return node;
+}
+