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1<?xml version='1.0' encoding="UTF-8"?> 1<?xml version='1.0' encoding="UTF-8"?>
2<!-- $Header: /var/cvsroot/gentoo/xml/htdocs/doc/en/devfs-guide.xml,v 1.8 2005/02/14 15:57:59 swift Exp $ --> 2<!-- $Header: /var/cvsroot/gentoo/xml/htdocs/doc/en/devfs-guide.xml,v 1.9 2005/06/20 08:09:11 fox2mike Exp $ -->
3 3
4<!DOCTYPE guide SYSTEM "/dtd/guide.dtd"> 4<!DOCTYPE guide SYSTEM "/dtd/guide.dtd">
5 5
6<guide link="/doc/en/devfs-guide.xml"> 6<guide link="/doc/en/devfs-guide.xml">
7<title>Device File System Guide</title> 7<title>Device File System Guide</title>
17and how to work with it. 17and how to work with it.
18</abstract> 18</abstract>
19 19
20<license/> 20<license/>
21 21
22<version>0.3</version> 22<version>0.4</version>
23<date>2005-02-14</date> 23<date>2005-06-20</date>
24 24
25<chapter> 25<chapter>
26<title>What is devfs?</title> 26<title>What is devfs?</title>
27<section> 27<section>
28<title>The (good?) old days</title> 28<title>The (good?) old days</title>
29<body> 29<body>
30
31<warn>devfs is <e>obsolete</e> and will eventually be removed from the stable
322.6 tree. Users on 2.6 kernels are hereby advised to switch to udev. For further
33information on udev, please refer to the <uri
34link="/doc/en/udev-guide.xml">Gentoo udev Guide</uri>.
35</warn>
30 36
31<p> 37<p>
32Traditional Linux implementations provide their users with an 38Traditional Linux implementations provide their users with an
33abstract device path, called <path>/dev</path>. Inside this path the 39abstract device path, called <path>/dev</path>. Inside this path the
34user finds <e>device nodes</e>, special files that represent devices 40user finds <e>device nodes</e>, special files that represent devices
148 154
149<p> 155<p>
150Yet devfs does come with it's own problems; for the end users these issues 156Yet devfs does come with it's own problems; for the end users these issues
151aren't really visible, but for the kernel maintainers the problems are big 157aren't really visible, but for the kernel maintainers the problems are big
152enough to mark devfs <e>obsolete</e> in favor of <uri 158enough to mark devfs <e>obsolete</e> in favor of <uri
153link="udev-guide.xml">udev</uri> (which Gentoo supports as well :). 159link="udev-guide.xml">udev</uri>, which Gentoo supports and uses by default on
160most architectures since the 2005.0 release when using a 2.6 kernel.
154</p> 161</p>
155 162
156<p> 163<p>
157For more information as to why devfs is marked obsolete, please read the <uri 164For more information as to why devfs is marked obsolete, please read the <uri
158link="http://www.kernel.org/pub/linux/utils/kernel/hotplug/udev-FAQ">udev 165link="http://www.kernel.org/pub/linux/utils/kernel/hotplug/udev-FAQ">udev

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