fix minor mistake in docs

diff --git a/doc/variables.xml b/doc/variables.xml
index b4c8343..1f39516 100644 (file)
--- a/doc/variables.xml
+++ b/doc/variables.xml
@@ -2681,7 +2681,7 @@
             </command>
             <option>pid</option>
         </term>
-        <listitem>Amount of time that the process has been scheduled in user mode in seconds
+        <listitem>Amount of time that the process has been scheduled in kernel mode in seconds
         <para /></listitem>
     </varlistentry>
     <varlistentry>