[LTP] [PATCH v9] Refactor aiocp using new LTP API

[Cyril Hrubis]

Hi!
> Now test rounds filesize to the next multiple of AIO block size.
> TCONF when AIO block size is not multiple of drive block size.

With that we can do a small cleanup and just divide the filesize with
the aio_blksize in the async_run().

I can fix that before pushing if you agree, the rest looks good to me
now.

-- 
Cyril Hrubis
chrubis@suse.cz