Modify the SCSI disk driver to call the revalidate_disk()
wrapper. This allows us to do some housekeeping such as accounting for
a disk being resized online. The wrapper will call
sd_revalidate_disk() at the appropriate time.
Signed-off-by: NAndrew Patterson <andrew.patterson@hp.com>
Signed-off-by: NJens Axboe <jens.axboe@oracle.com>