Some messages like SET_FEATURES, SET_VRING_ADDR etc will change internal
state of VQ or device. To prevent race vs thread polling those queues
stop the device.
Change-Id: I15caf9da0decbaa660e9773c93d45ff148e5e9a8
Signed-off-by: Pawel Wodkowski <pawelx.wodkowski@intel.com>
Reviewed-on: https://review.gerrithub.io/395739
Reviewed-by: Daniel Verkamp <daniel.verkamp@intel.com>
Reviewed-by: Dariusz Stojaczyk <dariuszx.stojaczyk@intel.com>
Tested-by: SPDK Automated Test System <sys_sgsw@intel.com>
Reviewed-by: Jim Harris <james.r.harris@intel.com>
c1cfc10a59