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-rw-r--r--man/systemd-cryptsetup-generator.xml11
1 files changed, 8 insertions, 3 deletions
diff --git a/man/systemd-cryptsetup-generator.xml b/man/systemd-cryptsetup-generator.xml
index ff94e88f99..d4a9cc73ec 100644
--- a/man/systemd-cryptsetup-generator.xml
+++ b/man/systemd-cryptsetup-generator.xml
@@ -165,11 +165,16 @@
<term><varname>luks.key=</varname></term>
<term><varname>rd.luks.key=</varname></term>
- <listitem><para>Takes a password file as argument.</para>
+ <listitem><para>Takes a password file name as argument or
+ a LUKS super block UUID followed by a '=' and a password
+ file name.</para>
+
<para>For those entries specified with
<varname>rd.luks.uuid=</varname> or <varname>luks.uuid=</varname>,
- the password file will be set to the password file specified by
- <varname>rd.luks.key=</varname> or <varname>luks.key</varname></para>
+ the password file will be set to the one specified by
+ <varname>rd.luks.key=</varname> or <varname>luks.key=</varname>
+ of the corresponding UUID, or the password file that was specified
+ without a UUID.</para>
<para><varname>rd.luks.key=</varname>
is honored only by initial RAM disk
(initrd) while