comment

d029a831 · David Benjamin · 5a92c5ee · d029a831
--- a/include/radix.hh
+++ b/include/radix.hh
@@ -40,7 +40,8 @@ class radix_node;
 * transition them to 'dead leaf' state. This informs all others
 * attempting to lock the pointer to retry. The radix_node itself is
 * RCU-freed. To avoid restarting writers, set the leaves to the right
- * value too.
+ * value too. Replaced elements are written in locked state, to be
+ * unlocked when the radix_range goes away.
 *
 * Once a pointer is dead, it stays dead until the containing
 * radix_node is deallocated.