add release note for root-key-sentinel

diff --git a/doc/arm/notes.xml b/doc/arm/notes.xml
index 49c6acbd4ecff5990bf7429e3814fd5cba0ef158..574ede8c1db67253cc6d68b62ff74fccbcceb2be 100644 (file)
--- a/doc/arm/notes.xml
+++ b/doc/arm/notes.xml
@@ -71,6 +71,13 @@
          using (now obsolete) idnkit-1 library.
        </para>
       </listitem>
+      <listitem>
+       <para>
+         Add root key sentinel support which enables resolvers to test
+         which trust anchors are configured for the root.  To disable, add
+         'root-key-sentinel no;' to named.conf.
+       </para>
+      </listitem>
     </itemizedlist>
   </section>