| 1 | <?xml version="1.0" encoding="ISO-8859-1"?>
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| 2 | <!DOCTYPE sect1 PUBLIC "-//OASIS//DTD DocBook XML V4.3//EN" "http://www.oasis-open.org/docbook/xml/4.3/docbookx.dtd" [
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| 3 | <!ENTITY % general-entities SYSTEM "../general.ent">
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| 4 | %general-entities;
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| 5 | ]>
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| 6 | <sect1 id="ch-bootable-kernel" xreflabel="Linux" role="wrap">
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| 7 | <title>Linux-&linux-version;</title>
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| 8 | <?dbhtml filename="kernel.html"?>
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| 9 |
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| 10 | <indexterm zone="ch-bootable-kernel"><primary sortas="a-Linux">Linux</primary></indexterm>
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| 11 |
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| 12 | <sect2 role="package"><title/>
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| 13 |
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| 14 | <segmentedlist>
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| 15 | <segtitle>&buildtime;</segtitle>
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| 16 | <segtitle>&diskspace;</segtitle>
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| 17 | <seglistitem><seg>All default options: 4.20 SBU</seg>
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| 18 | <seg>All default options: 181 MB</seg></seglistitem>
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| 19 | </segmentedlist>
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| 20 |
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| 21 | </sect2>
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| 22 |
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| 23 | <sect2 role="installation">
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| 24 | <title>Installation of the kernel</title>
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| 25 |
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| 26 | <para>Kernel version 2.6.10 has a security vulnerability that will allow user
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| 27 | processes to gain root privledges upon loading of a kernel module. See:
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| 28 | <ulink url="http://www.uwsg.iu.edu/hypermail/linux/kernel/0412.3/0679.html"/> for more information. The following patch fixes this problem:</para>
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| 29 |
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| 30 | <screen><userinput>patch -Np1 -i ../linux-&linux-version;-security_fix-1.patch</userinput></screen>
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| 31 |
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| 32 | <para>Prepare for compilation by running the following command:</para>
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| 33 |
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| 34 | <screen><userinput>make mrproper</userinput></screen>
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| 35 |
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| 36 | <!--NEW: the sed command has been removed-->
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| 37 |
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| 38 | <para>If, in <xref linkend="ch-scripts-console"/>, you decided you want
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| 39 | to compile the keymap into the kernel, issue the command below:</para>
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| 40 |
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| 41 | <screen><userinput>loadkeys -m /usr/share/kbd/keymaps/<replaceable>[path to keymap]</replaceable> > \
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| 42 | drivers/char/defkeymap.c</userinput></screen>
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| 43 |
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| 44 | <para>Configure the kernel via a menu-driven interface:</para>
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| 45 |
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| 46 | <screen><userinput>make menuconfig</userinput></screen>
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| 47 |
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| 48 | <para>Compile the kernel image and modules:</para>
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| 49 |
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| 50 | <screen><userinput>make</userinput></screen>
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| 51 |
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| 52 | <para>Install the modules, if your kernel configuration uses them:</para>
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| 53 |
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| 54 | <screen><userinput>make modules_install</userinput></screen>
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| 55 |
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| 56 | <para>The path to the kernel image may vary depending on the platform you're
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| 57 | using. Issue the following command to install the kernel:</para>
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| 58 |
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| 59 | <screen><userinput>cp arch/i386/boot/bzImage /boot/lfskernel-&linux-version;</userinput></screen>
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| 60 |
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| 61 | <screen><userinput>cp System.map /boot/System.map-&linux-version;</userinput></screen>
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| 62 |
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| 63 | <screen><userinput>cp .config /boot/config-&linux-version;</userinput></screen>
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| 64 |
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| 65 | <para>If you are going to keep the kernel source tree around, you may want to
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| 66 | run <command>chown -R 0:0</command> on the
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| 67 | <filename class="directory">linux-&linux-version;</filename> directory to ensure all files are
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| 68 | owned by user <emphasis>root</emphasis>.</para>
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| 69 |
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| 70 | </sect2>
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| 71 |
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| 72 |
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| 73 | <sect2 id="contents-kernel" role="content"><title>Contents of Linux</title>
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| 74 |
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| 75 | <para>See testing</para>
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| 76 |
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| 77 | </sect2>
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| 78 |
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| 79 | </sect1>
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