From dfebfe67dd66e909ec2f982177faa8d4f70acb88 Mon Sep 17 00:00:00 2001
From: Lennart Poettering <lennart@poettering.net>
Date: Tue, 26 Mar 2013 15:16:50 +0100
Subject: man: document that the passive units cannot be pulled in mnaully

---
 man/systemd.special.xml | 8 ++++++++
 1 file changed, 8 insertions(+)

(limited to 'man')

diff --git a/man/systemd.special.xml b/man/systemd.special.xml
index b77b60d920..b7340ed978 100644
--- a/man/systemd.special.xml
+++ b/man/systemd.special.xml
@@ -811,6 +811,14 @@
                 (via a <varname>Wants=</varname> type
                 dependency).</para>
 
+                <para>Note that these passive units cannot be started
+                manually, i.e. <literal>systemctl start
+                time-sync.target</literal> will fail with an
+                error. They can only be pulled in by dependency. This
+                is enforced since they exist for ordering purposes
+                only and thus are not useful as only unit within a
+                transaction.</para>
+
                 <variablelist>
                         <varlistentry>
                                 <term><filename>local-fs-pre.target</filename></term>
-- 
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