new alpha linux locking from Travis Melhiser <melhiser@viper.co.union.nc.us>
new alpha linux locking from Travis Melhiser <melhiser@viper.co.union.nc.us>

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