<varlistentry>
<term><varname>rootflags=</varname></term>
- <listitem><para>Takes the root filesystem mount options to
- use. <varname>rootflags=</varname> is honored by the
- initrd.</para></listitem>
+ <listitem><para>Takes the root filesystem mount options to use. <varname>rootflags=</varname> is
+ honored by the initrd.</para>
+
+ <para>Note that unlike most kernel command line options this setting does not override settings made
+ in configuration files (specifically: the mount option string in
+ <filename>/etc/fstab</filename>). See
+ <citerefentry><refentrytitle>systemd-remount-fs.service</refentrytitle><manvolnum>8</manvolnum></citerefentry>.</para></listitem>
</varlistentry>
<varlistentry>
automatically populate <filename>/etc</filename>, and also <filename>/var</filename> in case of
<literal>systemd.volatile=yes</literal>.</para></listitem>
</varlistentry>
+
+ <varlistentry>
+ <term><varname>systemd.swap</varname></term>
+
+ <listitem><para>Takes a boolean argument or enables the option if specified
+ without an argument. If disabled, causes the generator to ignore
+ any swap devices configured in <filename>/etc/fstab</filename>.
+ Defaults to enabled.</para></listitem>
+ </varlistentry>
</variablelist>
</refsect1>