MR_QUIESCE
MAC_RING_UNMARK(rr_ring, MR_QUIESCE);
mac_rx_ring_quiesce(rr_ring, MR_QUIESCE);
ASSERT(ring_flag == MR_CONDEMNED || ring_flag == MR_QUIESCE);
mr_flag = MR_QUIESCE;
MAC_RING_UNMARK(mr, MR_QUIESCE);
(MR_INCIPIENT | MR_CONDEMNED | MR_QUIESCE))) {
((mr)->mr_flag & (MR_CONDEMNED | MR_QUIESCE))) \