io_u: fix overflow in 64-bit bssplit calculation
authorJens Axboe <axboe@fb.com>
Fri, 16 Sep 2016 15:11:04 +0000 (09:11 -0600)
committerJens Axboe <axboe@fb.com>
Fri, 16 Sep 2016 15:11:04 +0000 (09:11 -0600)
If we use a random generator that has a 64-bit output, then we'll
overflow in the calculation for what block size to select when
bssplit= is used.

Signed-off-by: Jens Axboe <axboe@fb.com>

No differences found