SDEV_NEXT_ENTRY
next = SDEV_NEXT_ENTRY(ddv, dv);
next = SDEV_NEXT_ENTRY(ddv, dv);
next = SDEV_NEXT_ENTRY(sdvp, svp);
for (dv = SDEV_FIRST_ENTRY(dir); dv; dv = SDEV_NEXT_ENTRY(dir, dv)) {
next = SDEV_NEXT_ENTRY(ddv, dv);
idv = SDEV_NEXT_ENTRY(odv, idv)) {
next = SDEV_NEXT_ENTRY(ddv, dv);
dv = SDEV_NEXT_ENTRY(ddv, dv), diroff++) {
next = SDEV_NEXT_ENTRY(ddv, dv);
next = SDEV_NEXT_ENTRY(sdvp, dv);
next = SDEV_NEXT_ENTRY(sdvp, dv);
dv = SDEV_NEXT_ENTRY(ddv, dv);
dv = SDEV_NEXT_ENTRY(ddv, dv);