client: move jobs_eta to the end of client_eta

It has a variably length field.

Signed-off-by: Jens Axboe <axboe@kernel.dk>
net: fix double setting of option category

Signed-off-by: Jens Axboe <axboe@kernel.dk>
libaio: fix double setting of option category

Signed-off-by: Jens Axboe <axboe@kernel.dk>
Get rid of cast between enums

Signed-off-by: Jens Axboe <axboe@kernel.dk>
Fix a few 4.8 extra anal warnings

Signed-off-by: Jens Axboe <axboe@kernel.dk>