Add support for backwards holes
authorJens Axboe <jaxboe@fusionio.com>
Wed, 31 Aug 2011 19:14:12 +0000 (13:14 -0600)
committerJens Axboe <jaxboe@fusionio.com>
Wed, 31 Aug 2011 19:14:12 +0000 (13:14 -0600)
commita66da7a2354aac16757c75a824ad7cbba678535c
tree191979147ef55c2a57a55bd257917b46397e03d8
parente2979754b554d6a48cffa98f41fb59bc045922ac
Add support for backwards holes

If you did:

bs=4k
rw=read:-8k

you would essentially rewind by 8k after reading 4k, causing
the read to be sequentially backwards.

Signed-off-by: Jens Axboe <jaxboe@fusionio.com>
fio.h
io_u.c