--- a/src/core/ngx_rbtree.c
+++ b/src/core/ngx_rbtree.c
@@ -100,6 +100,39 @@ ngx_rbtree_insert(ngx_thread_volatile ng
 
 
 void
+ngx_rbtree_insert_value(ngx_rbtree_node_t *temp, ngx_rbtree_node_t *node,
+    ngx_rbtree_node_t *sentinel)
+{
+    for ( ;; ) {
+
+        if (node->key < temp->key) {
+
+            if (temp->left == sentinel) {
+                temp->left = node;
+                break;
+            }
+
+            temp = temp->left;
+
+        } else {
+
+            if (temp->right == sentinel) {
+                temp->right = node;
+                break;
+            }
+
+            temp = temp->right;
+        }
+    }
+
+    node->parent = temp;
+    node->left = sentinel;
+    node->right = sentinel;
+    ngx_rbt_red(node);
+}
+
+
+void
 ngx_rbtree_insert_timer_value(ngx_rbtree_node_t *temp, ngx_rbtree_node_t *node,
     ngx_rbtree_node_t *sentinel)
 {

--- a/src/core/ngx_rbtree.h
+++ b/src/core/ngx_rbtree.h
@@ -44,6 +44,8 @@ void ngx_rbtree_insert(ngx_thread_volati
     ngx_rbtree_node_t *node);
 void ngx_rbtree_delete(ngx_thread_volatile ngx_rbtree_t *tree,
     ngx_rbtree_node_t *node);
+void ngx_rbtree_insert_value(ngx_rbtree_node_t *root, ngx_rbtree_node_t *node,
+    ngx_rbtree_node_t *sentinel);
 void ngx_rbtree_insert_timer_value(ngx_rbtree_node_t *root,
     ngx_rbtree_node_t *node, ngx_rbtree_node_t *sentinel);