Fix typos in Documentation/: 'D'-'E'

This patch fixes typos in various Documentation txts. This patch addresses
some words starting with the letters 'D'-'E'.

Signed-off-by: Matt LaPlante <kernel1@cyberdogtech.com>
Signed-off-by: Adrian Bunk <bunk@stusta.de>
diff --git a/Documentation/filesystems/dlmfs.txt b/Documentation/filesystems/dlmfs.txt
index 9afab84..c50bbb2 100644
--- a/Documentation/filesystems/dlmfs.txt
+++ b/Documentation/filesystems/dlmfs.txt
@@ -68,7 +68,7 @@
 call. Userspace programs are assumed to handle their own local
 locking.
 
-Two levels of locks are supported - Shared Read, and Exlcusive.
+Two levels of locks are supported - Shared Read, and Exclusive.
 Also supported is a Trylock operation.
 
 For information on the libo2dlm interface, please see o2dlm.h,