From cccf804379e6d53b3fea722d3732e3ec704d0406 Mon Sep 17 00:00:00 2001
From: Thadeu Lima de Souza Cascardo <cascardo@holoscopio.com>
Date: Sat, 5 Dec 2009 23:17:04 -0200
Subject: [PATCH] Init and Exit functions.

---
 01.hello/01.hello.xml | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)

diff --git a/01.hello/01.hello.xml b/01.hello/01.hello.xml
index aa0e3dc..7306db5 100644
--- a/01.hello/01.hello.xml
+++ b/01.hello/01.hello.xml
@@ -44,6 +44,22 @@ $ make -C /lib/modules/`uname -r`/build M=$PWD modules
 </screen>
 </foil>
 
+<foil>
+<title>Init and Exit Functions</title>
+<para>
+We use <emphasis>module_init</emphasis> and <emphasis>module_exit</emphasis> to
+declare our init and exit functions.
+</para>
+</foil>
+
+<foil>
+<title>Init and Exit Functions</title>
+<para>
+The <emphasis>__init</emphasis> and <emphasis>__exit</emphasis> marks allow the
+kernel to remove them when they are not needed, reducing memory consumption.
+</para>
+</foil>
+
 <foil>
 <title>Module Tools</title>
 <itemizedlist>
-- 
2.20.1