Add in-flight cmds to the tail. That way while searching
(during request completion),we will always get a hit on the
first element.
Signed-off-by: NChetan Loke <loke.chetan@gmail.com>
Acked-by: Paul.Clements@steeleye.com
Signed-off-by: NJens Axboe <axboe@kernel.dk>