Systemd/man/modules-load.d.xml
Zbigniew Jędrzejewski-Szmek 56ba3c78ae build-sys: create Makefile-man.am automatically
man rules were repeating the same information in too many places,
which was error prone. Those rules can be easily generated from .xml
files. For efficiency and because python is not a required dependency,
Makefile-man.am is only regenerated when requested with

  make update-man-list

If no metadata in man/*.xml changed, this file should not change. So
only when a new man page or a new alias is added, this file should
show up in 'git diff'. The change should then be committed.

If the support for building from git without python was dropped, we
could drop Makefile-man.am from version control. This would also
increase the partial build time (since more stuff would be rebuild
whenever sources in man/*.xml would be modified), so it would probably
wouldn't be worth it.
2013-02-06 23:16:16 -05:00

121 lines
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XML

<?xml version="1.0"?>
<!--*-nxml-*-->
<!DOCTYPE refentry PUBLIC "-//OASIS//DTD DocBook XML V4.2//EN" "http://www.oasis-open.org/docbook/xml/4.2/docbookx.dtd">
<!--
This file is part of systemd.
Copyright 2011 Lennart Poettering
systemd is free software; you can redistribute it and/or modify it
under the terms of the GNU Lesser General Public License as published by
the Free Software Foundation; either version 2.1 of the License, or
(at your option) any later version.
systemd is distributed in the hope that it will be useful, but
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You should have received a copy of the GNU Lesser General Public License
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-->
<refentry id="modules-load.d" conditional='HAVE_KMOD'>
<refentryinfo>
<title>modules-load.d</title>
<productname>systemd</productname>
<authorgroup>
<author>
<contrib>Developer</contrib>
<firstname>Lennart</firstname>
<surname>Poettering</surname>
<email>lennart@poettering.net</email>
</author>
</authorgroup>
</refentryinfo>
<refmeta>
<refentrytitle>modules-load.d</refentrytitle>
<manvolnum>5</manvolnum>
</refmeta>
<refnamediv>
<refname>modules-load.d</refname>
<refpurpose>Configure kernel modules to load at boot</refpurpose>
</refnamediv>
<refsynopsisdiv>
<para><filename>/etc/modules-load.d/*.conf</filename></para>
<para><filename>/run/modules-load.d/*.conf</filename></para>
<para><filename>/usr/lib/modules-load.d/*.conf</filename></para>
</refsynopsisdiv>
<refsect1>
<title>Description</title>
<para><citerefentry><refentrytitle>systemd-modules-load.service</refentrytitle><manvolnum>8</manvolnum></citerefentry>
reads files from the above directories which contain
kernel modules to load during boot in a static list.
Each configuration file is named in the style of
<filename>/etc/modules-load.d/&lt;program&gt;.conf</filename>. Note
that it is usually a better idea to rely on the
automatic module loading by PCI IDs, USB IDs, DMI IDs
or similar triggers encoded in the kernel modules
themselves instead of static configuration like
this. In fact, most modern kernel modules are prepared
for automatic loading already.</para>
</refsect1>
<refsect1>
<title>Configuration Format</title>
<para>The configuration files should simply contain a
list of kernel module names to load, separated by
newlines. Empty lines and lines whose first
non-whitespace character is # or ; are ignored.</para>
<para>Each configuration file shall be named in the
style of <filename>&lt;program&gt;.conf</filename>.
Files in <filename>/etc/</filename> override files
with the same name in <filename>/usr/lib/</filename>
and <filename>/run/</filename>. Files in
<filename>/run/</filename> override files with the
same name in <filename>/usr/lib/</filename>. Packages
should install their configuration files in
<filename>/usr/lib/</filename>, files in
<filename>/etc/</filename> are reserved for the local
administrator, who may use this logic to override the
configuration files installed from vendor
packages.</para>
<para>If the administrator wants to disable a
configuration file supplied by the vendor the
recommended way is to place a symlink to
<filename>/dev/null</filename> in
<filename>/etc/modules-load.d/</filename> bearing the
same file name.</para>
</refsect1>
<refsect1>
<title>Example</title>
<example>
<title>/etc/modules-load.d/virtio-net.conf example:</title>
<programlisting># Load virtio-net.ko at boot
virtio-net</programlisting>
</example>
</refsect1>
<refsect1>
<title>See Also</title>
<para>
<citerefentry><refentrytitle>systemd</refentrytitle><manvolnum>1</manvolnum></citerefentry>,
<citerefentry><refentrytitle>systemd-modules-load.service</refentrytitle><manvolnum>8</manvolnum></citerefentry>,
<citerefentry><refentrytitle>systemd-delta</refentrytitle><manvolnum>1</manvolnum></citerefentry>,
<citerefentry><refentrytitle>modprobe</refentrytitle><manvolnum>8</manvolnum></citerefentry>
</para>
</refsect1>
</refentry>