public static byte setPendingAsync(byte b, boolean isPendingAsync) {
    return isPendingAsync ? (byte) (b | PENDING_ASYNC) : (byte) (b & ~PENDING_ASYNC);
  }
If it is not invalid and not local_invalid then we need a value.
geode-core/src/main/java/org/apache/geode/internal/cache/EntryBits.java