Corrected grammar / idiom / punctuation.

Also added an introduction explaining what a file system does.

1 files changed, 21 insertions, 12 deletions

diff --git a/chapter02/creatingfilesystem.xml b/chapter02/creatingfilesystem.xml
index 1996f1cee..bd442d5e2 100644
--- a/chapter02/creatingfilesystem.xml
+++ b/chapter02/creatingfilesystem.xml
@@ -10,10 +10,19 @@
 
   <title>Creating a File System on the Partition</title>
 
-  <para>Now that a blank partition has been set up, the file system can be
-  created.  LFS can use any file system recognized by the Linux kernel, but the
-  most common types are ext3 and ext4.  The choice of file system can be
-  complex and depends on the characteristics of the files and the size of
+  <para>A partition is just a range of sectors on a disk drive, delimited by
+  boundaries set in a partition table. Before the operating system can use
+  a blank partition, the partition must be formatted to contain a file
+  system, typically consisting of a label, directory blocks, data blocks, and
+  an indexing scheme to locate a particular file on demand. The file system
+  also helps the OS keep track of free space on the partition, reserve the
+  needed sectors when a new file is created or an existing file is extended,
+  and recycle the free data segments created when files are deleted. It may
+  also provide support for data redundancy, and for error recovery.</para>
+  
+  <para>LFS can use any file system recognized by the Linux kernel, but the
+  most common types are ext3 and ext4.  The choice of the right file system can be
+  complex; it depends on the characteristics of the files and the size of
   the partition.  For example:</para>
 
   <variablelist>
@@ -33,22 +42,22 @@
     </varlistentry>
     <varlistentry>
       <term>ext4</term>
-      <listitem><para>is the latest version of the ext file system family of
-      partition types.  It provides several new capabilities including
-      nano-second timestamps, creation and use of very large files (16 TB), and
-      speed improvements.</para>
+      <listitem><para>is the latest version of the ext family of
+      file systems.  It provides several new capabilities including
+      nano-second timestamps, creation and use of very large files
+      (up to 16 TB), and speed improvements.</para>
       </listitem>
     </varlistentry>
   </variablelist>
 
   <para>Other file systems, including FAT32, NTFS, ReiserFS, JFS, and XFS are
-  useful for specialized purposes.  More information about these file systems
-  can be found at <ulink
+  useful for specialized purposes. More information about these file systems, 
+  and many others, can be found at <ulink
   url="https://en.wikipedia.org/wiki/Comparison_of_file_systems"/>.</para>
 
-  <para>LFS assumes that the root file system (/) is of type ext4.  To create
+  <para>LFS assumes that the root file system (/) is of type ext4. To create
   an <systemitem class="filesystem">ext4</systemitem> file system on the LFS
-  partition, run the following:</para>
+  partition, issue the following command:</para>
 
 <screen role="nodump"><userinput>mkfs -v -t ext4 /dev/<replaceable>&lt;xxx&gt;</replaceable></userinput></screen>