[PATCH] docs/vfs_btrfs: add link to server-side copy wiki page

[David Disseldorp]

The wiki page at https://wiki.samba.org/index.php/Server-Side_Copy does
a better job of describing server-side copy with the aid of diagrams.

Signed-off-by: David Disseldorp <ddiss at samba.org>
---
 docs-xml/manpages/vfs_btrfs.8.xml | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/docs-xml/manpages/vfs_btrfs.8.xml b/docs-xml/manpages/vfs_btrfs.8.xml
index 01f788c..669aa35 100644
--- a/docs-xml/manpages/vfs_btrfs.8.xml
+++ b/docs-xml/manpages/vfs_btrfs.8.xml
@@ -43,6 +43,9 @@
 		module maps the request to a Btrfs clone range IOCTL, instead
 		of performing reads and writes required by a traditional copy.
 		Doing so saves storage capacity and greatly reduces disk IO.
+
+		See https://wiki.samba.org/index.php/Server-Side_Copy for
+		further details.
 	</para>
 
 	<para>
@@ -55,11 +58,12 @@
 
 	<para>
 		<command>vfs_btrfs</command> requires that the underlying share
-		path is a Btrfs filesystem.
+		path be on a Btrfs filesystem.
 	</para>
 
 	<programlisting>
 		<smbconfsection name="[share]"/>
+		<smbconfoption name="path">/mnt/btrfs_filesystem</smbconfoption>
 		<smbconfoption name="vfs objects">btrfs</smbconfoption>
 	</programlisting>
 </refsect1>
-- 
1.8.1.4