Index: en_US.ISO8859-1/books/handbook/cutting-edge/chapter.xml
===================================================================
--- en_US.ISO8859-1/books/handbook/cutting-edge/chapter.xml
+++ en_US.ISO8859-1/books/handbook/cutting-edge/chapter.xml
@@ -296,6 +296,15 @@
        the patch was applied to any running binaries, the affected
        applications should be restarted so that the patched version
        of the binary is used.</para>
+      
+      <note>
+       <para>Usually, you need to be prepared to reboot your system.
+         If you want to know if a reboot is required by a kernel
+         update.  You can execute the commands
+         <command>freebsd-version -k</command> and
+         <command>uname -r</command> and if differs you should reboot
+         your system.</para>
+      </note>
 
       <para>The system can be configured to automatically check for
        updates once every day by adding this entry to