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-rw-r--r--man/systemctl.xml12
1 files changed, 11 insertions, 1 deletions
diff --git a/man/systemctl.xml b/man/systemctl.xml
index c7313edcc2..7f1e98f5c5 100644
--- a/man/systemctl.xml
+++ b/man/systemctl.xml
@@ -1179,7 +1179,7 @@ kobject-uevent 1 systemd-udevd-kernel.socket systemd-udevd.service
</listitem>
</varlistentry>
<varlistentry>
- <term><command>reboot</command></term>
+ <term><command>reboot <optional><replaceable>arg</replaceable></optional></command></term>
<listitem>
<para>Shut down and reboot the system. This is mostly
@@ -1192,6 +1192,16 @@ kobject-uevent 1 systemd-udevd-kernel.socket systemd-udevd.service
specified twice, the operation is immediately executed
without terminating any processes or unmounting any file
systems. This may result in data loss.</para>
+
+ <para>If the optional argument
+ <replaceable>arg</replaceable> is given, it will be passed
+ as the optional argument to the
+ <citerefentry><refentrytitle>reboot</refentrytitle><manvolnum>2</manvolnum></citerefentry>
+ system call. The value is architecture and firmware
+ specific. As an example, <literal>recovery</literal> might
+ be used to trigger system recovery, and
+ <literal>fota</literal> might be used to trigger a
+ <quote>firmware over the air</quote> update.</para>
</listitem>
</varlistentry>
<varlistentry>