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<sect1 id="ch08-kernel">
<title>Installing a kernel</title>
<para>
A kernel is the heart of a Linux system. We could use the kernel image
from our normal system, but we might as well compile a new kernel from
the most recent kernel sources available.
</para>
<para>
Building the kernel involves a few steps: configuring it and compiling
it. There are a few ways to configure the kernel. If you don't like the
way this book does it, read the <filename>README</filename> file and find out
what your other options are. Run the following commands to build the
kernel:
</para>
<blockquote><literallayout>
<userinput>cd /usr/src/linux &&</userinput>
<userinput>make mrproper &&</userinput>
<userinput>make menuconfig &&</userinput>
<userinput>make dep &&</userinput>
<userinput>make bzImage &&</userinput>
<userinput>make modules &&</userinput>
<userinput>make modules_install &&</userinput>
<userinput>cp arch/i386/boot/bzImage /boot/lfskernel &&
</userinput>
<userinput>cp System.map /boot</userinput>
</literallayout></blockquote>
</sect1>
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