From: Zbigniew Jędrzejewski-Szmek <zbyszek@in.waw.pl>
Date: Thu, 13 Dec 2018 18:43:55 +0000 (+0100)
Subject: man: add note about systemd-vconsole-setup.service and tty as input/output
X-Git-Tag: v240~59
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=0b578036301d7c3f2dab8df1f31f0121552a4e10;p=thirdparty%2Fsystemd.git

man: add note about systemd-vconsole-setup.service and tty as input/output

Closes #10019.
---

diff --git a/man/systemd.exec.xml b/man/systemd.exec.xml
index 41b5d7144de..6419bee4998 100644
--- a/man/systemd.exec.xml
+++ b/man/systemd.exec.xml
@@ -1793,7 +1793,13 @@ SystemCallErrorNumber=EPERM</programlisting>
         <citerefentry><refentrytitle>systemd.socket</refentrytitle><manvolnum>5</manvolnum></citerefentry> for more
         details about named file descriptors and their ordering.</para>
 
-        <para>This setting defaults to <option>null</option>.</para></listitem>
+        <para>This setting defaults to <option>null</option>.</para>
+
+        <para>Note that services which specify <option>DefaultDependencies=no</option> and use
+        <varname>StandardInput=</varname> or <varname>StandardOutput=</varname> with
+        <option>tty</option>/<option>tty-force</option>/<option>tty-fail</option>, should specify
+        <option>After=systemd-vconsole-setup.service</option>, to make sure that the tty intialization is
+        finished before they start.</para></listitem>
       </varlistentry>
 
       <varlistentry>