Also make it correctly account for alignment and automatically
use the internal iov element if necessary.
Change-Id: I0b33ef9444f0693c2d6b0cdaf221c4a5b0ad2cc3
Signed-off-by: Ben Walker <benjamin.walker@intel.com>
Reviewed-on: https://review.gerrithub.io/416870
Tested-by: SPDK Automated Test System <sys_sgsw@intel.com>
Reviewed-by: Daniel Verkamp <daniel.verkamp@intel.com>
Reviewed-by: Shuhei Matsumoto <shuhei.matsumoto.xt@hitachi.com>