Temporarily dike out GetUndoRecPtr() in checkpoint generation, since we do not use the undo pointer anyway.  This is a quick-hack solution for the three-way deadlock condition discussed in pghackers 17-Dec-01. Need to find a better way of doing it.
Temporarily dike out GetUndoRecPtr() in checkpoint generation, since we
do not use the undo pointer anyway.  This is a quick-hack solution for
the three-way deadlock condition discussed in pghackers 17-Dec-01.
Need to find a better way of doing it.

kaknikhil/gpdb,CraigHarris/gpdb,lisakowen/gpdb,greenplum-db/gpdb,ahachete/gpdb,tpostgres-projects/tPostgres,Quikling/gpdb,foyzur/gpdb,edespino/gpdb,oberstet/postgres-xl,Chibin/gpdb,janebeckman/gpdb,snaga/postgres-xl,oberstet/postgres-xl,jmcatamney/gpdb,xuegang/gpdb,Quikling/gpdb,postmind-net/postgres-xl,rvs/gpdb,atris/gpdb,royc1/gpdb,rvs/gpdb,rubikloud/gpdb,cjcjameson/gpdb,xuegang/gpdb,Quikling/gpdb,foyzur/gpdb,snaga/postgres-xl,lisakowen/gpdb,zaksoup/gpdb,yuanzhao/gpdb,foyzur/gpdb,zaksoup/gpdb,arcivanov/postgres-xl,rvs/gpdb,ashwinstar/gpdb,adam8157/gpdb,cjcjameson/gpdb,pavanvd/postgres-xl,kaknikhil/gpdb,ashwinstar/gpdb,tangp3/gpdb,janebeckman/gpdb,rubikloud/gpdb,50wu/gpdb,rvs/gpdb,kaknikhil/gpdb,xuegang/gpdb,zeroae/postgres-xl,tangp3/gpdb,lintzc/gpdb,cjcjameson/gpdb,arcivanov/postgres-xl,kaknikhil/gpdb,Postgres-XL/Postgres-XL,yazun/postgres-xl,lpetrov-pivotal/gpdb,adam8157/gpdb,lintzc/gpdb,randomtask1155/gpdb,xuegang/gpdb,ahachete/gpdb,kmjungersen/PostgresXL,rvs/gpdb,ashwinstar/gpdb,50wu/gpdb,xinzweb/gpdb,chrishajas/gpdb,tangp3/gpdb,atris/gpdb,adam8157/gpdb,janebeckman/gpdb,atris/gpdb,randomtask1155/gpdb,chrishajas/gpdb,kmjungersen/PostgresXL,ovr/postgres-xl,tangp3/gpdb,Chibin/gpdb,xuegang/gpdb,zeroae/postgres-xl,atris/gpdb,kaknikhil/gpdb,Quikling/gpdb,lisakowen/gpdb,lisakowen/gpdb,Chibin/gpdb,xinzweb/gpdb,lintzc/gpdb,CraigHarris/gpdb,xinzweb/gpdb,cjcjameson/gpdb,yuanzhao/gpdb,edespino/gpdb,ahachete/gpdb,cjcjameson/gpdb,xinzweb/gpdb,xinzweb/gpdb,edespino/gpdb,xinzweb/gpdb,edespino/gpdb,arcivanov/postgres-xl,tangp3/gpdb,xuegang/gpdb,lisakowen/gpdb,adam8157/gpdb,snaga/postgres-xl,tangp3/gpdb,CraigHarris/gpdb,Chibin/gpdb,greenplum-db/gpdb,0x0FFF/gpdb,cjcjameson/gpdb,janebeckman/gpdb,lintzc/gpdb,ahachete/gpdb,Postgres-XL/Postgres-XL,ovr/postgres-xl,chrishajas/gpdb,atris/gpdb,jmcatamney/gpdb,Postgres-XL/Postgres-XL,rubikloud/gpdb,Chibin/gpdb,snaga/postgres-xl,greenplum-db/gpdb,ovr/postgres-xl,0x0FFF/gpdb,greenplum-db/gpdb,Quikling/gpdb,edespino/gpdb,0x0FFF/gpdb,yuanzhao/gpdb,ashwinstar/gpdb,oberstet/postgres-xl,zeroae/postgres-xl,cjcjameson/gpdb,janebeckman/gpdb,rubikloud/gpdb,foyzur/gpdb,kaknikhil/gpdb,ashwinstar/gpdb,Quikling/gpdb,chrishajas/gpdb,arcivanov/postgres-xl,edespino/gpdb,edespino/gpdb,janebeckman/gpdb,royc1/gpdb,lpetrov-pivotal/gpdb,jmcatamney/gpdb,foyzur/gpdb,jmcatamney/gpdb,ahachete/gpdb,lintzc/gpdb,0x0FFF/gpdb,pavanvd/postgres-xl,tpostgres-projects/tPostgres,adam8157/gpdb,techdragon/Postgres-XL,atris/gpdb,yuanzhao/gpdb,50wu/gpdb,zeroae/postgres-xl,yuanzhao/gpdb,lpetrov-pivotal/gpdb,techdragon/Postgres-XL,edespino/gpdb,adam8157/gpdb,jmcatamney/gpdb,CraigHarris/gpdb,yuanzhao/gpdb,lpetrov-pivotal/gpdb,CraigHarris/gpdb,CraigHarris/gpdb,Quikling/gpdb,ahachete/gpdb,cjcjameson/gpdb,edespino/gpdb,arcivanov/postgres-xl,greenplum-db/gpdb,zaksoup/gpdb,xuegang/gpdb,lintzc/gpdb,zaksoup/gpdb,postmind-net/postgres-xl,foyzur/gpdb,cjcjameson/gpdb,tangp3/gpdb,CraigHarris/gpdb,rvs/gpdb,rvs/gpdb,adam8157/gpdb,lpetrov-pivotal/gpdb,tpostgres-projects/tPostgres,Postgres-XL/Postgres-XL,kmjungersen/PostgresXL,ovr/postgres-xl,50wu/gpdb,CraigHarris/gpdb,greenplum-db/gpdb,chrishajas/gpdb,kaknikhil/gpdb,50wu/gpdb,randomtask1155/gpdb,xinzweb/gpdb,foyzur/gpdb,0x0FFF/gpdb,pavanvd/postgres-xl,kmjungersen/PostgresXL,kmjungersen/PostgresXL,zaksoup/gpdb,janebeckman/gpdb,arcivanov/postgres-xl,yuanzhao/gpdb,Quikling/gpdb,janebeckman/gpdb,kaknikhil/gpdb,0x0FFF/gpdb,oberstet/postgres-xl,greenplum-db/gpdb,yazun/postgres-xl,Chibin/gpdb,ashwinstar/gpdb,atris/gpdb,randomtask1155/gpdb,janebeckman/gpdb,yuanzhao/gpdb,zeroae/postgres-xl,randomtask1155/gpdb,zaksoup/gpdb,tangp3/gpdb,Quikling/gpdb,50wu/gpdb,Chibin/gpdb,0x0FFF/gpdb,pavanvd/postgres-xl,randomtask1155/gpdb,rubikloud/gpdb,Quikling/gpdb,randomtask1155/gpdb,ashwinstar/gpdb,yuanzhao/gpdb,greenplum-db/gpdb,yuanzhao/gpdb,zaksoup/gpdb,rubikloud/gpdb,pavanvd/postgres-xl,lintzc/gpdb,jmcatamney/gpdb,yazun/postgres-xl,rvs/gpdb,jmcatamney/gpdb,Postgres-XL/Postgres-XL,chrishajas/gpdb,lisakowen/gpdb,lintzc/gpdb,janebeckman/gpdb,ovr/postgres-xl,xinzweb/gpdb,zaksoup/gpdb,rvs/gpdb,rubikloud/gpdb,0x0FFF/gpdb,royc1/gpdb,snaga/postgres-xl,ahachete/gpdb,Chibin/gpdb,postmind-net/postgres-xl,postmind-net/postgres-xl,kaknikhil/gpdb,CraigHarris/gpdb,Chibin/gpdb,chrishajas/gpdb,lisakowen/gpdb,oberstet/postgres-xl,chrishajas/gpdb,tpostgres-projects/tPostgres,rvs/gpdb,lpetrov-pivotal/gpdb,randomtask1155/gpdb,50wu/gpdb,atris/gpdb,yazun/postgres-xl,techdragon/Postgres-XL,royc1/gpdb,rubikloud/gpdb,lisakowen/gpdb,Chibin/gpdb,yazun/postgres-xl,foyzur/gpdb,royc1/gpdb,lpetrov-pivotal/gpdb,jmcatamney/gpdb,techdragon/Postgres-XL,ashwinstar/gpdb,lpetrov-pivotal/gpdb,royc1/gpdb,adam8157/gpdb,royc1/gpdb,techdragon/Postgres-XL,xuegang/gpdb,lintzc/gpdb,cjcjameson/gpdb,tpostgres-projects/tPostgres,xuegang/gpdb,royc1/gpdb,postmind-net/postgres-xl,kaknikhil/gpdb,ahachete/gpdb,50wu/gpdb,edespino/gpdb