Filter out extended attribute visibility on the mount point.
Filter out extended attribute visibility on the mount point.

Filter out extended attribute visibility on the mount point.
This causes rsync -X to remove the extended attributes and `Stale NFS file
handle' error on mount point, resulting in making the mount point inaccessible.

Signed-off-by: Sachidananda Urs <sac@gluster.com>
Signed-off-by: Anand V. Avati <avati@dev.gluster.com>

BUG: 797 (DHT layout and posix generation number xattr's should be filtered)
URL: http://bugs.gluster.com/cgi-bin/bugzilla3/show_bug.cgi?id=797

Kaushikbv/Gluster,Kaushikbv/Gluster,Kaushikbv/Gluster