Unlimited I/O per second is equivalent to disabling QoS.
Change-Id: I03a489dd18b5d1a9a42f7853248911e97b7a211e
Signed-off-by: GangCao <gang.cao@intel.com>
Reviewed-on: https://review.gerrithub.io/408291
Tested-by: SPDK Automated Test System <sys_sgsw@intel.com>
Reviewed-by: Jim Harris <james.r.harris@intel.com>
Reviewed-by: Daniel Verkamp <daniel.verkamp@intel.com>