From e95d65d7d04061fa1c01a2981aa94290d94c476a Mon Sep 17 00:00:00 2001
From: Sergei Golubchik <serg@mariadb.org>
Date: Sat, 5 Aug 2017 19:46:40 +0200
Subject: [PATCH] fix sporadic failures of perfschema.privilege_table_io

it used to fail if main.create_drop_role was run before it
---
 mysql-test/suite/perfschema/r/privilege_table_io.result | 1 +
 mysql-test/suite/perfschema/t/privilege_table_io.test   | 1 +
 2 files changed, 2 insertions(+)

diff --git a/mysql-test/suite/perfschema/r/privilege_table_io.result b/mysql-test/suite/perfschema/r/privilege_table_io.result
index 4885086f776..8b82518159d 100644
--- a/mysql-test/suite/perfschema/r/privilege_table_io.result
+++ b/mysql-test/suite/perfschema/r/privilege_table_io.result
@@ -12,6 +12,7 @@ optimize table mysql.host;
 optimize table mysql.user;
 optimize table mysql.db;
 optimize table mysql.proxies_priv;
+optimize table mysql.roles_mapping;
 optimize table mysql.tables_priv;
 optimize table mysql.procs_priv;
 optimize table mysql.servers;
diff --git a/mysql-test/suite/perfschema/t/privilege_table_io.test b/mysql-test/suite/perfschema/t/privilege_table_io.test
index 833fe85e8bb..c7928b7345b 100644
--- a/mysql-test/suite/perfschema/t/privilege_table_io.test
+++ b/mysql-test/suite/perfschema/t/privilege_table_io.test
@@ -18,6 +18,7 @@ optimize table mysql.host;
 optimize table mysql.user;
 optimize table mysql.db;
 optimize table mysql.proxies_priv;
+optimize table mysql.roles_mapping;
 optimize table mysql.tables_priv;
 optimize table mysql.procs_priv;
 optimize table mysql.servers;