man: add a brief note about type 1 extra lines

This commit is contained in:
Lennart Poettering
2026-04-29 13:36:56 +02:00
parent a3d0e761d4
commit 6b1324fb86
+8
View File
@@ -291,6 +291,14 @@
by <command>systemd-creds encrypt -T</command> (see
<citerefentry><refentrytitle>systemd-creds</refentrytitle><manvolnum>1</manvolnum></citerefentry> for
details); in case of the system extension images by using signed Verity images.</para>
<para>Note that earlier components of the boot process might register additional initrds, and thus
additional "companion" resources such as system extensions, configuration extensions and credentials for
consumption by the kernel and OS eventually booted. For example,
<citerefentry><refentrytitle>systemd-boot</refentrytitle><manvolnum>7</manvolnum></citerefentry> does
this for resources configured in UAPI.1 Type #1 <literal>extra</literal>
lines. <filename>systemd-stub</filename> will combine any resources provided that way with the companion
file resources it acquires itself.</para>
</refsect1>
<refsect1>