man: document --failed

https://bugs.debian.org/767267

diff --git a/man/systemctl.xml b/man/systemctl.xml
index 7cbaa6ccb0112ca831c0b3a02751bb42f29c053e..ebee2bf9e98e7031452b472a0322da8a5fb6efe0 100644 (file)
--- a/man/systemctl.xml
+++ b/man/systemctl.xml
@@ -321,6 +321,15 @@ along with systemd; If not, see <http://www.gnu.org/licenses/>.
       <xi:include href="user-system-options.xml" xpointer="user" />
       <xi:include href="user-system-options.xml" xpointer="system" />
 
+      <varlistentry>
+        <term><option>--failed</option></term>
+
+        <listitem>
+          <para>List units in failed state. This is equivalent to
+          <option>--state=failed</option>.</para>
+        </listitem>
+      </varlistentry>
+
       <varlistentry>
         <term><option>--no-wall</option></term>