man: briefly document Following=

Fixes #1914.
This commit is contained in:
Zbigniew Jędrzejewski-Szmek 2018-04-16 17:42:10 +02:00
parent 492cb5095b
commit 2116134b04
1 changed files with 10 additions and 1 deletions

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@ -1312,7 +1312,7 @@
<para>Unit settings that create a relationship with a second unit usually show up
in properties of both units, for example in <command>systemctl show</command>
output. In some cases the name of the property is the same as the name of the
configuration setting, but not always. This table lists the pairs of properties
configuration setting, but not always. This table lists the properties
that are shown on two units which are connected through some dependency, and shows
which property on "source" unit corresponds to which property on the "target" unit.
</para>
@ -1387,6 +1387,11 @@
<entry><varname>ReloadPropagatedFrom=</varname></entry>
<entry><varname>PropagatesReloadTo=</varname></entry>
</row>
<row>
<entry><varname>Following=</varname></entry>
<entry>n/a</entry>
<entry>An automatic property</entry>
</row>
</tbody>
</tgroup>
</table>
@ -1412,6 +1417,10 @@
<citerefentry><refentrytitle>systemd.automount</refentrytitle><manvolnum>5</manvolnum></citerefentry>
for details. <varname>TriggersBy=</varname> is created implicitly on the
triggered unit.</para>
<para>Note: <varname>Following=</varname> is used to group device aliases and points to the
"primary" device unit that systemd is using to track device state, usually corresponding to a
sysfs path. It does not show up in the "target" unit.</para>
</refsect1>
<refsect1>