Reworked the kernel page.

git-svn-id: http://svn.linuxfromscratch.org/LFS/trunk/BOOK@6221 4aa44e1e-78dd-0310-a6d2-fbcd4c07a689

chapter08/kernel.xml

@@ -63,12 +63,14 @@ url="&blfs-root;view/svn/longindex.html#kernel-config-index"/>:</para>
 situations. See the <filename>README</filename> file for more
 information.</para>
 
-<note><para>When configuring the kernel, be sure to enable the
-<quote>Support for hot-pluggable devices</quote> option under the
-<quote>General Setup</quote> menu. This enables hotplug events that
-are used by <command>udev</command> to populate the <filename
-class="directory">/dev</filename> directory with device
-nodes.</para></note>
+<note><para>When configuring the kernel, be sure to enable the <quote>Support
+for hot-pluggable devices</quote> option under the <quote>General Setup</quote>
+menu. This enables hotplug events that are used by <command>udev</command> to
+populate the <filename class="directory">/dev</filename> directory with device
+nodes. Likewise, enable the <quote>Virtual memory file system support</quote>
+option under the <quote>File systems</quote>/<quote>Pseudo filesystems</quote>
+menu. This enables the virtual filesystem that the <filename
+class="directory">/dev</filename> directory will be mounted on.</para></note>
 
 <para>If desired, skip kernel configuration by copying the kernel
 config file, <filename>.config</filename>, from the host system
@@ -78,11 +80,6 @@ we do not recommend this option. It is often better to explore all the
 configuration menus and create the kernel configuration from
 scratch.</para>
 
-<para>For POSIX-shared memory support, ensure that the kernel config
-option <quote>Virtual memory file system support</quote> is enabled.
-It resides within the <quote>File systems</quote> menu and is normally
-enabled by default.</para>
-
 <para>LFS Bootscripts make the assumption that both <quote>Support for Host-side
 USB</quote> and <quote>USB device filesystem</quote> have been compiled directly
 into the kernel, or that neither is compiled at all. The bootscripts will not
@@ -137,7 +134,7 @@ required to complete the installation. Some files need to be copied to
 the <filename class="directory">/boot</filename> directory.</para>
 
 <para>The path to the kernel image may vary depending on the platform
-being used. Issue the following command to install the kernel:</para>
+being used. The following command assumes an x86 architecture:</para>
 
 <screen><userinput>cp arch/i386/boot/bzImage /boot/lfskernel-&linux-version;</userinput></screen>