ISP_NXT_QENTRY
optr = ISP_NXT_QENTRY(oop, RESULT_QUEUE_LEN(isp));
optr = ISP_NXT_QENTRY(optr, RESULT_QUEUE_LEN(isp));
optr = ISP_NXT_QENTRY(tsto,
nxtnxt = ISP_NXT_QENTRY(nxt, RQUEST_QUEUE_LEN(isp));
nxt = ISP_NXT_QENTRY(isp->isp_reqidx, RQUEST_QUEUE_LEN(isp));
nxtnxt = ISP_NXT_QENTRY(nxt, RQUEST_QUEUE_LEN(isp));
nxtnxt = ISP_NXT_QENTRY(nxt, RQUEST_QUEUE_LEN(isp));
if (ISP_NXT_QENTRY(isp->isp_reqidx, RQUEST_QUEUE_LEN(isp)) == isp->isp_reqodx) {
nxt = ISP_NXT_QENTRY(isp->isp_reqidx, RQUEST_QUEUE_LEN(isp));
*optrp = ISP_NXT_QENTRY(*optrp, RESULT_QUEUE_LEN(isp));
isp->isp_reqidx = ISP_NXT_QENTRY(isp->isp_reqidx, RQUEST_QUEUE_LEN(isp)); \