1693 persistent 'comment' field for a zpool

@@ -1,12 +1,12 @@
 '\" te
 .\" Copyright (c) 2007, Sun Microsystems, Inc. All Rights Reserved.
+.\" Copyright 2011, Nexenta Systems, Inc. All Rights Reserved.
 .\" The contents of this file are subject to the terms of the Common Development and Distribution License (the "License"). You may not use this file except in compliance with the License. You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE or http://www.opensolaris.org/os/licensing.
 .\" See the License for the specific language governing permissions and limitations under the License. When distributing Covered Code, include this CDDL HEADER in each file and include the License file at usr/src/OPENSOLARIS.LICENSE. If applicable, add the following below this CDDL HEADER, with the
 .\" fields enclosed by brackets "[]" replaced with your own identifying information: Portions Copyright [yyyy] [name of copyright owner]
-.\" Copyright 2011 Nexenta Systems, Inc.  All rights reserved.
-.TH ZPOOL 1M "Oct 25, 2011"
+.TH ZPOOL 1M "Nov 14, 2011"
 .SH NAME
 zpool \- configures ZFS storage pools
 .SH SYNOPSIS
 .LP
 .nf

@@ -541,10 +541,21 @@
 .RS 20n
 Percentage of pool space used. This property can also be referred to by its
 shortened column name, "cap".
 .RE
 
+.sp
+.ne 2
+.na
+\fB\fBcomment\fR\fR
+.ad
+.RS 20n
+A text string consiting of printable ASCII characters that will be stored
+such that it is available even if the pool becomes faulted.  An administrator
+can provide additional information about a pool using this property.
+.RE
+
 .sp
 .ne 2
 .na
 \fB\fBhealth\fR\fR
 .ad