From a3256ea8f4684ff92622ca9df1dc18dc517a4c6e Mon Sep 17 00:00:00 2001
From: =?utf8?q?Zbigniew=20J=C4=99drzejewski-Szmek?= <zbyszek@in.waw.pl>
Date: Sun, 9 Oct 2022 18:58:01 +0200
Subject: [PATCH] man: extend description of --boot

---
 man/systemd-tmpfiles.xml | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/man/systemd-tmpfiles.xml b/man/systemd-tmpfiles.xml
index a6246844cb..735f59cc11 100644
--- a/man/systemd-tmpfiles.xml
+++ b/man/systemd-tmpfiles.xml
@@ -144,8 +144,10 @@
 
       <varlistentry>
         <term><option>--boot</option></term>
-        <listitem><para>Also execute lines with an exclamation mark.
-        </para></listitem>
+        <listitem><para>Also execute lines with an exclamation mark. Lines that are not safe to be executed
+        on a running system may be marked in this way. <command>systemd-tmpfiles</command> is executed in
+        early boot with <option>--boot</option> specified and will execute those lines. When invoked again
+        later, it should be called without <option>--boot</option>.</para></listitem>
       </varlistentry>
 
       <varlistentry>
-- 
2.25.1