Instead of storing just the first superblock zone and calculate
the secondary relative to that we should be using an array for
holding the superblock zones.
Signed-off-by: NHannes Reinecke <hare@suse.de>
Reviewed-by: NDamien Le Moal <damien.lemoal@wdc.com>
Reviewed-by: NBob Liu <bob.liu@oracle.com>
Signed-off-by: NMike Snitzer <snitzer@redhat.com>