Needed by follow-on patches to aupport accel_fw batching in IOAT module. Signed-off-by: paul luse <paul.e.luse@intel.com> Change-Id: Ie39718f42756c10af131ff7893874d19ea390ecc Reviewed-on: https://review.spdk.io/gerrit/c/spdk/spdk/+/3154 Community-CI: Mellanox Build Bot Reviewed-by: Ben Walker <benjamin.walker@intel.com> Reviewed-by: Jim Harris <james.r.harris@intel.com> Tested-by: SPDK CI Jenkins <sys_sgci@intel.com>