nm_sync_kloop_appl_read
nm_sync_kloop_appl_read(ktoa, &kring->nr_hwtail, &kring->nr_hwcur);
nm_sync_kloop_appl_read(ktoa, &kring->nr_hwtail,
nm_sync_kloop_appl_read(ktoa, &kring->nr_hwtail,
nm_sync_kloop_appl_read(ktoa, &kring->nr_hwtail, &kring->nr_hwcur);
nm_sync_kloop_appl_read(ktoa, &kring->nr_hwtail,