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diff --git a/mysql-test/suite/perfschema/t/pfs_upgrade.test b/mysql-test/suite/perfschema/t/pfs_upgrade.test
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+# Copyright (C) 2010 Oracle and/or its affiliates. All rights reserved.
+#
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; version 2 of the License.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write to the Free Software
+# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+
+# Tests for PERFORMANCE_SCHEMA
+# Make sure mysql_upgrade does not destroy data in a 'performance_schema'
+# database.
+# 
+
+--source include/not_embedded.inc
+--source include/have_perfschema.inc
+--source include/have_lowercase0.inc
+
+--disable_warnings
+drop table if exists test.user_table;
+drop procedure if exists test.user_proc;
+drop function if exists test.user_func;
+drop event if exists test.user_event;
+--enable_warnings
+
+--echo "Testing mysql_upgrade with TABLE performance_schema.user_table"
+
+create table test.user_table(a int);
+
+let $MYSQLD_DATADIR= `SELECT @@datadir`;
+--copy_file $MYSQLD_DATADIR/test/user_table.frm $MYSQLD_DATADIR/performance_schema/user_table.frm
+
+# Make sure the table is visible
+use performance_schema;
+show tables like "user_table";
+
+--error 1
+--exec $MYSQL_UPGRADE --skip-verbose > $MYSQLTEST_VARDIR/tmp/pfs_upgrade.out 2> $MYSQLTEST_VARDIR/tmp/pfs_upgrade.err
+
+# Verify that mysql_upgrade complained about the performance_schema
+--cat_file $MYSQLTEST_VARDIR/tmp/pfs_upgrade.err
+
+# Make sure the table is still visible
+show tables like "user_table";
+
+use test;
+
+--remove_file $MYSQLD_DATADIR/performance_schema/user_table.frm
+drop table test.user_table;
+
+--echo "Testing mysql_upgrade with VIEW performance_schema.user_view"
+
+create view test.user_view as select "Not supposed to be here";
+
+let $MYSQLD_DATADIR= `SELECT @@datadir`;
+--copy_file $MYSQLD_DATADIR/test/user_view.frm $MYSQLD_DATADIR/performance_schema/user_view.frm
+
+# Make sure the view is visible
+use performance_schema;
+show tables like "user_view";
+
+--error 1
+--exec $MYSQL_UPGRADE --skip-verbose > $MYSQLTEST_VARDIR/tmp/pfs_upgrade.out 2> $MYSQLTEST_VARDIR/tmp/pfs_upgrade.err
+
+# Verify that mysql_upgrade complained about the performance_schema
+--cat_file $MYSQLTEST_VARDIR/tmp/pfs_upgrade.err
+
+# Make sure the view is still visible
+show tables like "user_view";
+
+use test;
+
+--remove_file $MYSQLD_DATADIR/performance_schema/user_view.frm
+drop view test.user_view;
+
+--echo "Testing mysql_upgrade with PROCEDURE performance_schema.user_proc"
+
+create procedure test.user_proc()
+  select "Not supposed to be here";
+
+update mysql.proc set db='performance_schema' where name='user_proc';
+
+--error 1
+--exec $MYSQL_UPGRADE --skip-verbose > $MYSQLTEST_VARDIR/tmp/pfs_upgrade.out 2> $MYSQLTEST_VARDIR/tmp/pfs_upgrade.err
+
+# Verify that mysql_upgrade complained about the performance_schema
+--cat_file $MYSQLTEST_VARDIR/tmp/pfs_upgrade.err
+
+select name from mysql.proc where db='performance_schema';
+
+update mysql.proc set db='test' where name='user_proc';
+drop procedure test.user_proc;
+
+--echo "Testing mysql_upgrade with FUNCTION performance_schema.user_func"
+
+create function test.user_func() returns integer
+  return 0;
+
+update mysql.proc set db='performance_schema' where name='user_func';
+
+--error 1
+--exec $MYSQL_UPGRADE --skip-verbose > $MYSQLTEST_VARDIR/tmp/pfs_upgrade.out 2> $MYSQLTEST_VARDIR/tmp/pfs_upgrade.err
+
+# Verify that mysql_upgrade complained about the performance_schema
+--cat_file $MYSQLTEST_VARDIR/tmp/pfs_upgrade.err
+
+select name from mysql.proc where db='performance_schema';
+
+update mysql.proc set db='test' where name='user_func';
+drop function test.user_func;
+
+--echo "Testing mysql_upgrade with EVENT performance_schema.user_event"
+
+create event test.user_event on schedule every 1 day do
+  select "not supposed to be here";
+
+update mysql.event set db='performance_schema' where name='user_event';
+
+--error 1
+--exec $MYSQL_UPGRADE --skip-verbose > $MYSQLTEST_VARDIR/tmp/pfs_upgrade.out 2> $MYSQLTEST_VARDIR/tmp/pfs_upgrade.err
+
+# Verify that mysql_upgrade complained about the performance_schema
+--cat_file $MYSQLTEST_VARDIR/tmp/pfs_upgrade.err
+
+select name from mysql.event where db='performance_schema';
+
+update mysql.event set db='test' where name='user_event';
+drop event test.user_event;
+
+--remove_file $MYSQLTEST_VARDIR/tmp/pfs_upgrade.out
+--remove_file $MYSQLTEST_VARDIR/tmp/pfs_upgrade.err
+