Signed-off-by: Karel Zak <kzak@redhat.com>
.I none
is useful for bind or move mounts.
+.BR mount (8)
+and
+.BR umount (8)
+support filesystem subtypes. The subtype is defined by '.subtype' suffix. For
+example 'fuse.sshfs'. It's recommended to use subtype notation rather than add
+any prefix to the first fstab field (for example 'sshfs#example.com' is
+depreacated).
+
The fourth field,
.RI ( fs_mntops ),
describes the mount options associated with the filesystem.
Note, the real list of all supported filesystems depends on your
kernel.
+The programs
+.B mount
+and
+.B umount
+support filesystem subtypes. The subtype is defined by '.subtype' suffix. For
+example 'fuse.sshfs'. It's recommended to use subtype notation rather than add
+any prefix to the mount source (for example 'sshfs#example.com' is
+depreacated).
+
For most types all the
.B mount
program has to do is issue a simple