core: automatically add udev dependency for units using RootImage=

We use udev to wait for /dev/loopX devices to be fully proped hence we need an implicit ordering dependency on it, for RootImage= to work reliably in early boot, too. Fixes: #14972
2020-04-21 16:31:06 +02:00
parent 91b75f1f2f
commit 33b58dfb41
3 changed files with 13 additions and 0 deletions
@@ -139,6 +139,9 @@
        <varname>PrivateDevices=</varname> below, as it may change the setting of
        <varname>DevicePolicy=</varname>.</para>

+        <para>Units making use of <varname>RootImage=</varname> automatically gain an
+        <varname>After=</varname> dependency on <filename>systemd-udevd.service</filename>.</para>
+
        <xi:include href="system-only.xml" xpointer="singular"/></listitem>
      </varlistentry>