pike.git/ lib/ modules/ Sql.pmod/ pgsql_util.pmod

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2017-07-03

2017-07-03 22:38:34 by Stephen R. van den Berg <srb@cuci.nl>

pgsql: Support spurious syncs in a stashed queue.

189:       final void sendcmd(int mode,void|sql_result portal) {    Thread.MutexKey lock=realbuffer->shortmux->lock(); -  if(portal) { +  if (portal)    realbuffer->stashqueue->write(portal);    if (mode == SYNCSEND) {    add(PGSYNC);    realbuffer->stashqueue->write(1);    mode = SENDOUT; // Demote it to prevent an extra SYNC upon stashflush    } -  } +     realbuffer->stash->add(this); -  PD("%d>Got stash mode %d > %d\n", +  PD("%d>Stashed mode %d > %d\n",    realbuffer->socket->query_fd(), mode, realbuffer->stashflushmode);    if (mode > realbuffer->stashflushmode)    realbuffer->stashflushmode = mode;
387:    PD("%d>Skip flush %d Queue %O\n",    socket->query_fd(), mode, (string)this);    break outer; -  case FLUSHLOGSEND: +     case FLUSHSEND:    PD("Flush\n");    add(PGFLUSH);