XS_XFRLEN
reqp->req_dl = XS_XFRLEN(xs);
isp_xs_prt(isp, xs, ISP_LOGDEBUG0, "START cmd cdb[0]=0x%x datalen %ld", XS_CDBP(xs)[0], (long) XS_XFRLEN(xs));
(sp->req_resid > XS_XFRLEN(xs))) {
isp_xs_prt(isp, xs, ISP_LOGWARN, bun, XS_XFRLEN(xs), sp->req_resid, (ru_marked)? "marked" : "not marked");
if (XS_XFRLEN(csio)) {
if (XS_XFRLEN(csio) == 0)
XS_SET_RESID(xs, XS_XFRLEN(xs));