--- embedaddon/istgt/etc/istgt.conf.in	2012/10/09 09:13:23	1.1.1.2
+++ embedaddon/istgt/etc/istgt.conf.in	2013/07/21 23:49:22	1.1.1.3
@@ -163,6 +163,8 @@
 
   # for future use (enabled by default)
   #LUN0 Option ReadCache Disable
+
+  # control WCE(mode page 8) and O_FSYNC/O_SYNC on the backing store (enabled by default)
   #LUN0 Option WriteCache Disable
 
 #[LogicalUnit2]