vblk isn't being used anyway and if we ever have a usecase we can
introduce this again.  This makes the logic easier and removes
unnecessary checks.
Signed-off-by: NRakesh Pandit <rakesh@tuxera.com>
Signed-off-by: NMatias Bjørling <m@bjorling.me>
Signed-off-by: NJens Axboe <axboe@kernel.dk>