Symbol: DB_RF_NEVERWAIT
usr/src/uts/common/fs/zfs/dbuf.c
1421
if ((flags & DB_RF_NEVERWAIT) == 0) {
usr/src/uts/common/fs/zfs/dmu.c
565
dbuf_flags = DB_RF_CANFAIL | DB_RF_NEVERWAIT | DB_RF_HAVESTRUCT |