BLKIF_FEATURE_INDIRECT
if ((sc->sc_features & BLKIF_FEATURE_INDIRECT) == 0
if ((sc->sc_features & BLKIF_FEATURE_INDIRECT) != 0 &&
if (sc->sc_features & BLKIF_FEATURE_INDIRECT) {
if (sc->sc_features & BLKIF_FEATURE_INDIRECT) {
if (sc->sc_features & BLKIF_FEATURE_INDIRECT) {
sc->sc_features |= BLKIF_FEATURE_INDIRECT;