This makes it possible for the master to track how much data has
actually been written my pg_receivexlog - and not just how much
has been sent towards it.
char replybuf[sizeof(StandbyReplyMessage) + 1];
StandbyReplyMessage *replymsg = (StandbyReplyMessage *) (replybuf + 1);
- replymsg->write = InvalidXLogRecPtr;
+ replymsg->write = blockpos;
replymsg->flush = InvalidXLogRecPtr;
replymsg->apply = InvalidXLogRecPtr;
replymsg->sendTime = now;