gettime: offset CPU cycle counter by initial value
authorJens Axboe <axboe@fb.com>
Wed, 17 Dec 2014 15:51:23 +0000 (08:51 -0700)
committerJens Axboe <axboe@fb.com>
Wed, 17 Dec 2014 15:51:23 +0000 (08:51 -0700)
commit73df3e072e210c93934d21668cc8adba4ae74d77
tree813777193a77cc5a98c2700f9cc222fa3ec5b634
parentbf2921f02651653c6fd6794449b725b138f2611c
gettime: offset CPU cycle counter by initial value

Should then be safe for the full 2^64 cycles, and we push
the more expensive variable division to later in the run (which
is probably never).

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