Merge 10.5 into 10.6

45 files changed, 122 insertions, 102 deletions

diff --git a/dbug/dbug.c b/dbug/dbug.c
index 548d82d03e6..1aa587ac246 100644
--- a/dbug/dbug.c
+++ b/dbug/dbug.c
@@ -1997,11 +1997,10 @@ static void DBUGOpenFile(CODE_STATE *cs,
 static void DBUGCloseFile(CODE_STATE *cs, sFILE *new_value)
 {
   sFILE *fp;
-  if (!cs || !cs->stack || !cs->stack->out_file)
+  if (!cs || !cs->stack || !(fp= cs->stack->out_file))
     return;
 
-  fp= cs->stack->out_file;
-  if (--fp->used == 0)
+  if (fp != sstdout && fp != sstderr && --fp->used == 0)
   {
     if (fclose(fp->file) == EOF)
     {
diff --git a/man/mysql.1 b/man/mysql.1
index e58f4c8365b..6684189e474 100644
--- a/man/mysql.1
+++ b/man/mysql.1
@@ -18,7 +18,7 @@
 .\" SQL scripts
 .\" batch SQL files
 .SH "NAME"
-mysql \- the MariaDB command\-line tool
+mariadb \- the MariaDB command\-line tool (mysql is now a symlink to mariadb)
 .SH "SYNOPSIS"
 .HP \w'\fBmysql\ [\fR\fB\fIoptions\fR\fR\fB]\ \fR\fB\fIdb_name\fR\fR\ 'u
 \fBmysql [\fR\fB\fIoptions\fR\fR\fB] \fR\fB\fIdb_name\fR\fR
diff --git a/man/mysql_client_test.1 b/man/mysql_client_test.1
index 399cef3ae19..ae9d54dbef8 100644
--- a/man/mysql_client_test.1
+++ b/man/mysql_client_test.1
@@ -14,9 +14,9 @@
 .\" mysql_client_test
 .\" mysql_client_test_embedded
 .SH "NAME"
-mysql_client_test \- test client API
+mariadb-client-test \- test client API (mysql_client_test is now a symlink to mariadb-client-test)
 .br
-mysql_client_test_embedded \- test client API for embedded server
+mariadb-client-test-embedded \- test client API for embedded server (mysql_client_test_embedded is now a symlink to mariadb-client-test-embedded)
 .SH "SYNOPSIS"
 .HP \w'\fBmysql_client_test\ [\fR\fB\fIoptions\fR\fR\fB]\ [\fR\fB\fItest_name\fR\fR\fB]\ \&.\&.\&.\fR\ 'u
 \fBmysql_client_test [\fR\fB\fIoptions\fR\fR\fB] [\fR\fB\fItest_name\fR\fR\fB] \&.\&.\&.\fR
diff --git a/man/mysql_convert_table_format.1 b/man/mysql_convert_table_format.1
index e43a7436e9b..943cb66ae00 100644
--- a/man/mysql_convert_table_format.1
+++ b/man/mysql_convert_table_format.1
@@ -13,7 +13,7 @@
 .\" -----------------------------------------------------------------
 .\" mysql_convert_table_format
 .SH "NAME"
-mysql_convert_table_format \- convert tables to use a given storage engine
+mariadb-convert-table-format \- convert tables to use a given storage engine (mysql_convert_table_format is now a symlink to mariadb-convert-table-format)
 .SH "SYNOPSIS"
 .HP \w'\fBmysql_convert_table_format\ [\fR\fB\fIoptions\fR\fR\fB]\ \fR\fB\fIdb_name\fR\fR\ 'u
 \fBmysql_convert_table_format [\fR\fB\fIoptions\fR\fR\fB] \fR\fB\fIdb_name\fR\fR
diff --git a/man/mysql_find_rows.1 b/man/mysql_find_rows.1
index c8563d6097b..d15921ed80a 100644
--- a/man/mysql_find_rows.1
+++ b/man/mysql_find_rows.1
@@ -13,7 +13,7 @@
 .\" -----------------------------------------------------------------
 .\" mysql_find_rows
 .SH "NAME"
-mysql_find_rows \- extract SQL statements from files
+mariadb-find-rows \- extract SQL statements from files (mysql_find_rows is now a symlink to mariadb-find-rows)
 .SH "SYNOPSIS"
 .HP \w'\fBmysql_find_rows\ [\fR\fB\fIoptions\fR\fR\fB]\ [\fR\fB\fIfile_name\fR\fR\fB\ \&.\&.\&.]\fR\ 'u
 \fBmysql_find_rows [\fR\fB\fIoptions\fR\fR\fB] [\fR\fB\fIfile_name\fR\fR\fB \&.\&.\&.]\fR
diff --git a/man/mysql_fix_extensions.1 b/man/mysql_fix_extensions.1
index 4c8f1b58f99..5b816e4f5be 100644
--- a/man/mysql_fix_extensions.1
+++ b/man/mysql_fix_extensions.1
@@ -13,7 +13,7 @@
 .\" -----------------------------------------------------------------
 .\" mysql_fix_extensions
 .SH "NAME"
-mysql_fix_extensions \- normalize table file name extensions
+mariadb-fix-extensions \- normalize table file name extensions (mysql_fix_extensions is now a symlink to mariadb-fix-extensions)
 .SH "SYNOPSIS"
 .HP \w'\fBmysql_fix_extensions\ \fR\fB\fIdata_dir\fR\fR\ 'u
 \fBmysql_fix_extensions \fR\fB\fIdata_dir\fR\fR
diff --git a/man/mysql_install_db.1 b/man/mysql_install_db.1
index f826b2b787f..25e151b71a1 100644
--- a/man/mysql_install_db.1
+++ b/man/mysql_install_db.1
@@ -13,7 +13,7 @@
 .\" -----------------------------------------------------------------
 .\" mysql_install_db
 .SH "NAME"
-mysql_install_db \- initialize MariaDB data directory
+mariadb-install-db \- initialize MariaDB data directory (mysql_install_db is now a symlink to mariadb-install-db)
 .SH "SYNOPSIS"
 .HP \w'\fBmysql_install_db\ [\fR\fB\fIoptions\fR\fR\fB]\fR\ 'u
 \fBmysql_install_db [\fR\fB\fIoptions\fR\fR\fB]\fR
diff --git a/man/mysql_ldb.1 b/man/mysql_ldb.1
index 2ef7bd3170e..5816d92674c 100644
--- a/man/mysql_ldb.1
+++ b/man/mysql_ldb.1
@@ -9,7 +9,7 @@
 .\" disable justification (adjust text to left margin only)
 .ad l
 .SH NAME
-mysql_ldb \- RocksDB tool 
+mariadb-ldb \- RocksDB tool  (mysql_ldb is now a symlink to mariadb-ldb)
 .SH DESCRIPTION
 Use \fBmysql_ldb \-\-help\fR for details on usage\.
 .PP
diff --git a/man/mysql_plugin.1 b/man/mysql_plugin.1
index 62a0d2e09a1..683a42eafaf 100644
--- a/man/mysql_plugin.1
+++ b/man/mysql_plugin.1
@@ -22,7 +22,7 @@
 .\" -----------------------------------------------------------------
 .\" mysql_plugin
 .SH "NAME"
-mysql_plugin \- configure MariaDB server plugins
+mariadb-plugin \- configure MariaDB server plugins (mysql_plugin is now a symlink to mariadb-plugin)
 .SH "SYNOPSIS"
 .HP \w'\fBmysql_plugin\ [\fR\fB\fIoptions\fR\fR\fB]\ \fR\fB\fIplugin\fR\fR\fB\ {ENABLE|DISABLE}\fR\ 'u
 \fBmysql_plugin [\fR\fB\fIoptions\fR\fR\fB] \fR\fB\fIplugin\fR\fR\fB {ENABLE|DISABLE}\fR
diff --git a/man/mysql_secure_installation.1 b/man/mysql_secure_installation.1
index b1bcb5b06b2..b8081dad6a6 100644
--- a/man/mysql_secure_installation.1
+++ b/man/mysql_secure_installation.1
@@ -13,7 +13,7 @@
 .\" -----------------------------------------------------------------
 .\" mysql_secure_installation
 .SH "NAME"
-mysql_secure_installation \- improve MariaDB installation security
+mariadb-secure-installation \- improve MariaDB installation security (mysql_secure_installation is now a symlink to mariadb-secure-installation)
 .SH "SYNOPSIS"
 .HP \w'\fBmysql_secure_installation\fR\ 'u
 \fBmysql_secure_installation\fR
diff --git a/man/mysql_setpermission.1 b/man/mysql_setpermission.1
index e9cf8043606..1660c6c1de5 100644
--- a/man/mysql_setpermission.1
+++ b/man/mysql_setpermission.1
@@ -13,7 +13,7 @@
 .\" -----------------------------------------------------------------
 .\" mysql_setpermission
 .SH "NAME"
-mysql_setpermission \- interactively set permissions in grant tables
+mariadb-setpermission \- interactively set permissions in grant tables (mysql_setpermission is now a symlink to mariadb-setpermission)
 .SH "SYNOPSIS"
 .HP \w'\fBmysql_setpermission\ [\fR\fB\fIoptions\fR\fR\fB]\fR\ 'u
 \fBmysql_setpermission [\fR\fB\fIoptions\fR\fR\fB]\fR
diff --git a/man/mysql_tzinfo_to_sql.1 b/man/mysql_tzinfo_to_sql.1
index 4882d11c044..76ce3a028cf 100644
--- a/man/mysql_tzinfo_to_sql.1
+++ b/man/mysql_tzinfo_to_sql.1
@@ -14,7 +14,7 @@
 .\" mysql_tzinfo_to_sql
 .\" time zone tables
 .SH "NAME"
-mysql_tzinfo_to_sql \- load the time zone tables
+mariadb-tzinfo-to-sql \- load the time zone tables (mysql_tzinfo_to_sql is now a symlink to mariadb-tzinfo-to-sql)
 .SH "SYNOPSIS"
 .HP \w'\fBmysql_tzinfo_to_sql\ \fR\fB\fIarguments\fR\fR\ 'u
 \fBmysql_tzinfo_to_sql \fR\fB\fIarguments\fR\fR
diff --git a/man/mysql_upgrade.1 b/man/mysql_upgrade.1
index 1f21c4af90d..ef4e438f735 100644
--- a/man/mysql_upgrade.1
+++ b/man/mysql_upgrade.1
@@ -15,7 +15,7 @@
 .\" upgrading MySQL
 .\" MySQL: upgrading
 .SH "NAME"
-mysql_upgrade \- check tables for MariaDB upgrade
+mariadb-upgrade \- check tables for MariaDB upgrade (mysql_upgrade is now a symlink to mariadb-upgrade)
 .SH "SYNOPSIS"
 .HP \w'\fBmysql_upgrade\ [\fR\fB\fIoptions\fR\fR\fB]\fR\ 'u
 \fBmysql_upgrade [\fR\fB\fIoptions\fR\fR\fB]\fR
diff --git a/man/mysql_waitpid.1 b/man/mysql_waitpid.1
index 6c7b74faa3a..c2b796845cf 100644
--- a/man/mysql_waitpid.1
+++ b/man/mysql_waitpid.1
@@ -13,7 +13,7 @@
 .\" -----------------------------------------------------------------
 .\" mysql_waitpid
 .SH "NAME"
-mysql_waitpid \- kill process and wait for its termination
+mariadb-waitpid \- kill process and wait for its termination (mysql_waitpid is now a symlink to mariadb-waitpid)
 .SH "SYNOPSIS"
 .HP \w'\fBmysql_waitpid\ [\fR\fB\fIoptions\fR\fR\fB]\ \fR\fB\fIpid\fR\fR\fB\ \fR\fB\fIwait_time\fR\fR\ 'u
 \fBmysql_waitpid [\fR\fB\fIoptions\fR\fR\fB] \fR\fB\fIpid\fR\fR\fB \fR\fB\fIwait_time\fR\fR
diff --git a/man/mysqlaccess.1 b/man/mysqlaccess.1
index a38cd6c9e44..496b90495c6 100644
--- a/man/mysqlaccess.1
+++ b/man/mysqlaccess.1
@@ -13,7 +13,7 @@
 .\" -----------------------------------------------------------------
 .\" mysqlaccess
 .SH "NAME"
-mysqlaccess \- client for checking access privileges
+mariadb-access \- client for checking access privileges (mysqlaccess is now a symlink to mariadb-access)
 .SH "SYNOPSIS"
 .HP \w'\fBmysqlaccess\ [\fR\fB\fIhost_name\fR\fR\fB\ [\fR\fB\fIuser_name\fR\fR\fB\ [\fR\fB\fIdb_name\fR\fR\fB]]]\ [\fR\fB\fIoptions\fR\fR\fB]\fR\ 'u
 \fBmysqlaccess [\fR\fB\fIhost_name\fR\fR\fB [\fR\fB\fIuser_name\fR\fR\fB [\fR\fB\fIdb_name\fR\fR\fB]]] [\fR\fB\fIoptions\fR\fR\fB]\fR
diff --git a/man/mysqladmin.1 b/man/mysqladmin.1
index ebd60e73c07..25603cddc4b 100644
--- a/man/mysqladmin.1
+++ b/man/mysqladmin.1
@@ -15,7 +15,7 @@
 .\" administration: server
 .\" server administration
 .SH "NAME"
-mysqladmin \- client for administering a MariaDB server
+mariadb-admin \- client for administering a MariaDB server (mysqladmin is now a symlink to mariadb-admin)
 .SH "SYNOPSIS"
 .HP \w'\fBmysqladmin\ [\fR\fB\fIoptions\fR\fR\fB]\ \fR\fB\fIcommand\fR\fR\fB\ [\fR\fB\fIcommand\-arg\fR\fR\fB]\ [\fR\fB\fIcommand\fR\fR\fB\ [\fR\fB\fIcommand\-arg\fR\fR\fB]]\ \&.\&.\&.\fR\ 'u
 \fBmysqladmin [\fR\fB\fIoptions\fR\fR\fB] \fR\fB\fIcommand\fR\fR\fB [\fR\fB\fIcommand\-arg\fR\fR\fB] [\fR\fB\fIcommand\fR\fR\fB [\fR\fB\fIcommand\-arg\fR\fR\fB]] \&.\&.\&.\fR
diff --git a/man/mysqlbinlog.1 b/man/mysqlbinlog.1
index 9aae9798881..ff08a5de6bf 100644
--- a/man/mysqlbinlog.1
+++ b/man/mysqlbinlog.1
@@ -13,7 +13,7 @@
 .\" -----------------------------------------------------------------
 .\" mysqlbinlog
 .SH "NAME"
-mysqlbinlog \- utility for processing binary log files
+mariadb-binlog \- utility for processing binary log files (mysqlbinlog is now a symlink to mariadb-binlog)
 .SH "SYNOPSIS"
 .HP \w'\fBmysqlbinlog\ [\fR\fBoptions\fR\fB]\ \fR\fB\fIlog_file\fR\fR\fB\ \&.\&.\&.\fR\ 'u
 \fBmysqlbinlog [\fR\fBoptions\fR\fB] \fR\fB\fIlog_file\fR\fR\fB \&.\&.\&.\fR
diff --git a/man/mysqlcheck.1 b/man/mysqlcheck.1
index 17217907c0c..399f2e1e56b 100644
--- a/man/mysqlcheck.1
+++ b/man/mysqlcheck.1
@@ -17,7 +17,7 @@
 .\" tables: maintenance
 .\" tables: repair
 .SH "NAME"
-mysqlcheck \- a table maintenance program
+mariadb-check \- a table maintenance program (mysqlcheck is now a symlink to mariadb-check)
 .SH "SYNOPSIS"
 .HP \w'\fBmysqlcheck\ [\fR\fB\fIoptions\fR\fR\fB]\ [\fR\fB\fIdb_name\fR\fR\fB\ [\fR\fB\fItbl_name\fR\fR\fB\ \&.\&.\&.]]\fR\ 'u
 \fBmysqlcheck [\fR\fB\fIoptions\fR\fR\fB] [\fR\fB\fIdb_name\fR\fR\fB [\fR\fB\fItbl_name\fR\fR\fB \&.\&.\&.]]\fR
diff --git a/man/mysqld.8 b/man/mysqld.8
index 83a4efb5895..272adf79a5e 100644
--- a/man/mysqld.8
+++ b/man/mysqld.8
@@ -14,7 +14,7 @@
 .\" mysqld: MariaDB server
 .\" MariaDB server: mysqld
 .SH "NAME"
-mysqld \- the MariaDB server
+mariadbd \- the MariaDB server (mysqld is now a symlink to mariadbd)
 .SH "SYNOPSIS"
 .HP \w'\fBmysqld\ [\fR\fB\fIoptions\fR\fR\fB]\fR\ 'u
 \fBmysqld [\fR\fB\fIoptions\fR\fR\fB]\fR
diff --git a/man/mysqld_multi.1 b/man/mysqld_multi.1
index 729df284595..0d14466ed1b 100644
--- a/man/mysqld_multi.1
+++ b/man/mysqld_multi.1
@@ -1,6 +1,6 @@
 '\" t
 .\"
-.TH "\FBMARIADB-MULTI\FR" "1" "15 May 2020" "MariaDB 10\&.6" "MariaDB Database System"
+.TH "\FBMARIADBD-MULTI\FR" "1" "15 May 2020" "MariaDB 10\&.6" "MariaDB Database System"
 .\" -----------------------------------------------------------------
 .\" * set default formatting
 .\" -----------------------------------------------------------------
@@ -16,7 +16,7 @@
 .\" scripts
 .\" multi mysqld
 .SH "NAME"
-mysqld_multi \- manage multiple MariaDB servers
+mariadbd-multi \- manage multiple MariaDB servers (mysqld_multi is now a symlink to mariadbd-multi)
 .SH "SYNOPSIS"
 .HP \w'\fBmysqld_multi\ [\fR\fB\fIoptions\fR\fR\fB]\ {start|stop|report}\ [\fR\fB\fIGNR\fR\fR\fB[,\fR\fB\fIGNR\fR\fR\fB]\ \&.\&.\&.]\fR\ 'u
 \fBmysqld_multi [\fR\fB\fIoptions\fR\fR\fB] {start|stop|report} [\fR\fB\fIGNR\fR\fR\fB[,\fR\fB\fIGNR\fR\fR\fB] \&.\&.\&.]\fR
diff --git a/man/mysqld_safe.1 b/man/mysqld_safe.1
index c875d775278..11e2b3dcf25 100644
--- a/man/mysqld_safe.1
+++ b/man/mysqld_safe.1
@@ -1,6 +1,6 @@
 '\" t
 .\"
-.TH "\FBMARIADB-SAFE\FR" "1" "15 May 2020" "MariaDB 10\&.6" "MariaDB Database System"
+.TH "\FBMARIADBD-SAFE\FR" "1" "15 May 2020" "MariaDB 10\&.6" "MariaDB Database System"
 .\" -----------------------------------------------------------------
 .\" * set default formatting
 .\" -----------------------------------------------------------------
@@ -15,7 +15,7 @@
 .\" tools: mysqld_safe
 .\" scripts
 .SH "NAME"
-mysqld_safe \- MariaDB server startup script
+mariadbd-safe \- MariaDB server startup script (mysqld_safe is now a symlink to mariadbd-safe)
 .SH "SYNOPSIS"
 .HP \w'\fBmysqld_safe\ \fR\fB\fIoptions\fR\fR\ 'u
 \fBmysqld_safe \fR\fB\fIoptions\fR\fR
diff --git a/man/mysqld_safe_helper.1 b/man/mysqld_safe_helper.1
index a94f3d98a17..b00fe982a93 100644
--- a/man/mysqld_safe_helper.1
+++ b/man/mysqld_safe_helper.1
@@ -1,6 +1,6 @@
 '\" t
 .\"
-.TH "\FBMARIADB-SAFE-HELPER\FR" "1" "15 May 2020" "MariaDB 10\&.6" "MariaDB Database System"
+.TH "\FBMARIADBD-SAFE-HELPER\FR" "1" "15 May 2020" "MariaDB 10\&.6" "MariaDB Database System"
 .\" -----------------------------------------------------------------
 .\" * set default formatting
 .\" -----------------------------------------------------------------
@@ -9,7 +9,7 @@
 .\" disable justification (adjust text to left margin only)
 .ad l
 .SH NAME
-mysqld_safe_helper \- helper script
+mariadbd-safe-helper \- helper script (mysqld_safe_helper is now a symlink to mariadbd-safe-helper)
 .SH DESCRIPTION
 Use: Helper script\.
 .PP
diff --git a/man/mysqldump.1 b/man/mysqldump.1
index 58e56b382e7..6e3bfed1e10 100644
--- a/man/mysqldump.1
+++ b/man/mysqldump.1
@@ -17,7 +17,7 @@
 .\" databases: dumping
 .\" tables: dumping
 .SH "NAME"
-mysqldump \- a database backup program
+mariadb-dump \- a database backup program (mysqldump is now a symlink to mariadb-dump)
 .SH "SYNOPSIS"
 .HP \w'\fBmysqldump\ [\fR\fB\fIoptions\fR\fR\fB]\ [\fR\fB\fIdb_name\fR\fR\fB\ [\fR\fB\fItbl_name\fR\fR\fB\ \&.\&.\&.]]\fR\ 'u
 \fBmysqldump [\fR\fB\fIoptions\fR\fR\fB] [\fR\fB\fIdb_name\fR\fR\fB [\fR\fB\fItbl_name\fR\fR\fB \&.\&.\&.]]\fR
diff --git a/man/mysqldumpslow.1 b/man/mysqldumpslow.1
index 29340aae34e..e69f32b9056 100644
--- a/man/mysqldumpslow.1
+++ b/man/mysqldumpslow.1
@@ -13,7 +13,7 @@
 .\" -----------------------------------------------------------------
 .\" mysqldumpslow
 .SH "NAME"
-mysqldumpslow \- Summarize slow query log files
+mariadb-dumpslow \- Summarize slow query log files (mysqldumpslow is now a symlink to mariadb-dumpslow)
 .SH "SYNOPSIS"
 .HP \w'\fBmysqldumpslow\ [\fR\fBoptions\fR\fB]\ [\fR\fB\fIlog_file\fR\fR\fB\ \&.\&.\&.]\fR\ 'u
 \fBmysqldumpslow [\fR\fBoptions\fR\fB] [\fR\fB\fIlog_file\fR\fR\fB \&.\&.\&.]\fR
diff --git a/man/mysqlhotcopy.1 b/man/mysqlhotcopy.1
index 2199b45d942..1d1eee12d90 100644
--- a/man/mysqlhotcopy.1
+++ b/man/mysqlhotcopy.1
@@ -17,7 +17,7 @@
 .\" databases: dumping
 .\" tables: dumping
 .SH "NAME"
-mysqlhotcopy \- a database backup program
+mariadb-hotcopy \- a database backup program (mysqlhotcopy is now a symlink to mariadb-hotcopy)
 .SH "SYNOPSIS"
 .HP \w'\fBmysqlhotcopy\ \fR\fB\fIarguments\fR\fR\ 'u
 \fBmysqlhotcopy \fR\fB\fIarguments\fR\fR
diff --git a/man/mysqlimport.1 b/man/mysqlimport.1
index 6e6649765cd..5b80300ddb9 100644
--- a/man/mysqlimport.1
+++ b/man/mysqlimport.1
@@ -17,7 +17,7 @@
 .\" files: text
 .\" text files: importing
 .SH "NAME"
-mysqlimport \- a data import program
+mariadb-import \- a data import program (mysqlimport is now a symlink to mariadb-import)
 .SH "SYNOPSIS"
 .HP \w'\fBmysqlimport\ [\fR\fB\fIoptions\fR\fR\fB]\ \fR\fB\fIdb_name\fR\fR\fB\ \fR\fB\fItextfile1\fR\fR\fB\ \&.\&.\&.\fR\ 'u
 \fBmysqlimport [\fR\fB\fIoptions\fR\fR\fB] \fR\fB\fIdb_name\fR\fR\fB \fR\fB\fItextfile1\fR\fR\fB \&.\&.\&.\fR
diff --git a/man/mysqlshow.1 b/man/mysqlshow.1
index ba403c24ee8..82be2967400 100644
--- a/man/mysqlshow.1
+++ b/man/mysqlshow.1
@@ -18,7 +18,7 @@
 .\" columns: displaying
 .\" showing: database information
 .SH "NAME"
-mysqlshow \- display database, table, and column information
+mariadb-show \- display database, table, and column information (mysqlshow is now a symlink to mariadb-show)
 .SH "SYNOPSIS"
 .HP \w'\fBmysqlshow\ [\fR\fB\fIoptions\fR\fR\fB]\ [\fR\fB\fIdb_name\fR\fR\fB\ [\fR\fB\fItbl_name\fR\fR\fB\ [\fR\fB\fIcol_name\fR\fR\fB]]]\fR\ 'u
 \fBmysqlshow [\fR\fB\fIoptions\fR\fR\fB] [\fR\fB\fIdb_name\fR\fR\fB [\fR\fB\fItbl_name\fR\fR\fB [\fR\fB\fIcol_name\fR\fR\fB]]]\fR
diff --git a/man/mysqlslap.1 b/man/mysqlslap.1
index 5f7439442a4..bd91e869f3a 100644
--- a/man/mysqlslap.1
+++ b/man/mysqlslap.1
@@ -14,7 +14,7 @@
 .\" mysqlslap
 .\" load emulation
 .SH "NAME"
-mysqlslap \- load emulation client
+mariadb-slap \- load emulation client (mysqlslap is now a symlink to mariadb-slap)
 .SH "SYNOPSIS"
 .HP \w'\fBmysqlslap\ [\fR\fB\fIoptions\fR\fR\fB]\fR\ 'u
 \fBmysqlslap [\fR\fB\fIoptions\fR\fR\fB]\fR
diff --git a/man/mysqltest.1 b/man/mysqltest.1
index e641cf5b912..eccd6453fbe 100644
--- a/man/mysqltest.1
+++ b/man/mysqltest.1
@@ -14,7 +14,7 @@
 .\" mysqltest
 .\" mysqltest_embedded
 .SH "NAME"
-mysqltest \- program to run test cases
+mariadb-test \- program to run test cases (mysqltest is now a symlink to mariadb-test)
 .br
 mysqltest_embedded \- program to run embedded test cases
 .SH "SYNOPSIS"
diff --git a/mysql-test/main/help.result b/mysql-test/main/help.result
index 130aacf6644..2e5fcff2edc 100644
--- a/mysql-test/main/help.result
+++ b/mysql-test/main/help.result
@@ -274,12 +274,16 @@ delete from mysql.help_relation where help_keyword_id=@keyword1_id and help_topi
 delete from mysql.help_relation where help_keyword_id=@keyword2_id and help_topic_id=@topic1_id;
 delete from mysql.help_relation where help_keyword_id=@keyword3_id and help_topic_id=@topic3_id;
 delete from mysql.help_relation where help_keyword_id=@keyword3_id and help_topic_id=@topic4_id;
-End of 4.1 tests.
-DROP TABLE IF EXISTS t1;
+flush tables;
+#
+# End of 4.1 tests.
+#
 CREATE TABLE t1 (i INT);
 LOCK TABLES t1 WRITE;
 HELP no_such_topic;
 name	is_it_category
 UNLOCK TABLES;
 DROP TABLE t1;
-End of 5.1 tests.
+#
+# End of 5.1 tests.
+#
diff --git a/mysql-test/main/help.test b/mysql-test/main/help.test
index 725eec2771f..c464e4812bc 100644
--- a/mysql-test/main/help.test
+++ b/mysql-test/main/help.test
@@ -122,25 +122,22 @@ delete from mysql.help_relation where help_keyword_id=@keyword2_id and help_topi
 delete from mysql.help_relation where help_keyword_id=@keyword3_id and help_topic_id=@topic3_id;
 delete from mysql.help_relation where help_keyword_id=@keyword3_id and help_topic_id=@topic4_id;
 
---echo End of 4.1 tests.
+flush tables;
+--echo #
+--echo # End of 4.1 tests.
+--echo #
 
 #
 # Test that we can use HELP even under LOCK TABLES.  See bug#9953:
 # CONVERT_TZ requires mysql.time_zone_name to be locked.
 #
---disable_warnings
-DROP TABLE IF EXISTS t1;
---enable_warnings
 
 CREATE TABLE t1 (i INT);
-
 LOCK TABLES t1 WRITE;
-
 HELP no_such_topic;
-
 UNLOCK TABLES;
-
 DROP TABLE t1;
 
-
---echo End of 5.1 tests.
+--echo #
+--echo # End of 5.1 tests.
+--echo #
diff --git a/mysql-test/suite/innodb/t/row_format_redundant.opt b/mysql-test/suite/innodb/t/row_format_redundant.opt
new file mode 100644
index 00000000000..c44c611ed60
--- /dev/null
+++ b/mysql-test/suite/innodb/t/row_format_redundant.opt
@@ -0,0 +1 @@
+--innodb-checksum-algorithm=crc32
diff --git a/mysql-test/suite/mariabackup/huge_lsn.result b/mysql-test/suite/mariabackup/huge_lsn.result
index b24c1af964c..73b51ea438f 100644
--- a/mysql-test/suite/mariabackup/huge_lsn.result
+++ b/mysql-test/suite/mariabackup/huge_lsn.result
@@ -3,7 +3,7 @@
 #
 # restart
 FOUND 1 /InnoDB: New log file created, LSN=175964\d{8}/ in mysqld.1.err
-CREATE TABLE t(i INT) ENGINE INNODB;
+CREATE TABLE t(i INT) ENGINE=INNODB ENCRYPTED=YES;
 INSERT INTO t VALUES(1);
 # xtrabackup backup
 SET GLOBAL innodb_flush_log_at_trx_commit=1;
@@ -16,6 +16,14 @@ INSERT INTO t VALUES(2);
 SELECT * FROM t;
 i
 1
+FLUSH TABLE t FOR EXPORT;
+UNLOCK TABLES;
+ALTER TABLE t DISCARD TABLESPACE;
+ALTER TABLE t IMPORT TABLESPACE;
+FLUSH TABLE t FOR EXPORT;
+UNLOCK TABLES;
+ALTER TABLE t DISCARD TABLESPACE;
+ALTER TABLE t IMPORT TABLESPACE;
 DROP TABLE t;
 # shutdown server
 # remove datadir
diff --git a/mysql-test/suite/mariabackup/huge_lsn.test b/mysql-test/suite/mariabackup/huge_lsn.test
index 0af66b761ec..66fe00dd761 100644
--- a/mysql-test/suite/mariabackup/huge_lsn.test
+++ b/mysql-test/suite/mariabackup/huge_lsn.test
@@ -42,7 +42,7 @@ let SEARCH_FILE= $MYSQLTEST_VARDIR/log/mysqld.1.err;
 --let SEARCH_PATTERN= InnoDB: New log file created, LSN=175964\d{8}
 --source include/search_pattern_in_file.inc
 
-CREATE TABLE t(i INT) ENGINE INNODB;
+CREATE TABLE t(i INT) ENGINE=INNODB ENCRYPTED=YES;
 INSERT INTO t VALUES(1);
 
 echo # xtrabackup backup;
@@ -58,6 +58,22 @@ exec $XTRABACKUP  --prepare --target-dir=$targetdir;
 --source include/restart_and_restore.inc
 --enable_result_log
 SELECT * FROM t;
+FLUSH TABLE t FOR EXPORT;
+copy_file $_datadir/test/t.ibd $_datadir/test/t_copy.ibd;
+copy_file $_datadir/test/t.cfg $_datadir/test/t_copy.cfg;
+UNLOCK TABLES;
+ALTER TABLE t DISCARD TABLESPACE;
+move_file $_datadir/test/t_copy.ibd $_datadir/test/t.ibd;
+move_file $_datadir/test/t_copy.cfg $_datadir/test/t.cfg;
+ALTER TABLE t IMPORT TABLESPACE;
+FLUSH TABLE t FOR EXPORT;
+copy_file $_datadir/test/t.ibd $_datadir/test/t_copy.ibd;
+copy_file $_datadir/test/t.cfg $_datadir/test/t_copy.cfg;
+UNLOCK TABLES;
+ALTER TABLE t DISCARD TABLESPACE;
+move_file $_datadir/test/t_copy.ibd $_datadir/test/t.ibd;
+move_file $_datadir/test/t_copy.cfg $_datadir/test/t.cfg;
+ALTER TABLE t IMPORT TABLESPACE;
 DROP TABLE t;
 rmdir $targetdir;
 let $targetdir= $targetdir_old;
diff --git a/mysys/my_gethwaddr.c b/mysys/my_gethwaddr.c
index 46b62a0166d..0fa4fb2f995 100644
--- a/mysys/my_gethwaddr.c
+++ b/mysys/my_gethwaddr.c
@@ -23,7 +23,7 @@
 
 #ifndef MAIN
 
-#if defined(__APPLE__) || defined(__FreeBSD__) || defined(__linux__) || defined(__sun) || defined(_WIN32)
+#if defined(_AIX) || defined(__APPLE__) || defined(__FreeBSD__) || defined(__linux__) || defined(__sun) || defined(_WIN32)
 static my_bool memcpy_and_test(uchar *to, uchar *from, uint len)
 {
   uint i, res= 1;
@@ -74,7 +74,7 @@ err:
   return res;
 }
 
-#elif defined(__linux__) || defined(__sun)
+#elif defined(_AIX) || defined(__linux__) || defined(__sun)
 #include <net/if.h>
 #include <sys/ioctl.h>
 #include <net/if_arp.h>
@@ -87,11 +87,15 @@ err:
 my_bool my_gethwaddr(uchar *to)
 {
   int fd, res= 1;
+#ifdef _AIX
+  struct ifhwaddr_req ifr[32];
+#else
   struct ifreq ifr[32];
+#endif
   struct ifconf ifc;
   DBUG_ENTER("my_gethwaddr");
 
-  ifc.ifc_req= ifr;
+  ifc.ifc_req= (struct ifreq *) ifr;
   ifc.ifc_len= sizeof(ifr);
 
   fd = socket(AF_INET, SOCK_DGRAM, 0);
@@ -106,9 +110,14 @@ my_bool my_gethwaddr(uchar *to)
     uint i;
     for (i= 0; res && i < ifc.ifc_len / sizeof(ifr[0]); i++)
     {
-#ifdef __linux__
+#if !defined(_AIX) || !defined(__linux__)
+#if defined(__linux___)
+#define HWADDR_DATA ifr[i].ifr_hwaddr.sa_data
+#else
+#define HWADDR_DATA ifr[i].ifr_hwaddr
+#endif
       if (ioctl(fd, SIOCGIFHWADDR, &ifr[i]) >= 0)
-        res= memcpy_and_test(to, (uchar *)&ifr[i].ifr_hwaddr.sa_data,
+        res= memcpy_and_test(to, (uchar *)&HWADDR_DATA,
                              ETHER_ADDR_LEN);
 #else
       /*
diff --git a/scripts/wsrep_sst_rsync.sh b/scripts/wsrep_sst_rsync.sh
index 1775281e634..994347d6f73 100644
--- a/scripts/wsrep_sst_rsync.sh
+++ b/scripts/wsrep_sst_rsync.sh
@@ -842,7 +842,7 @@ EOF
     fi
 
     if [ $WSREP_SST_OPT_BYPASS -eq 0 ]; then
-        if grep -m1 -qE "^$BYPASS_TAG([[space]]+.*)?\$" -- "$MAGIC_FILE"; then
+        if grep -m1 -qE "^$BYPASS_TAG([[:space:]]+.*)?\$" -- "$MAGIC_FILE"; then
             readonly WSREP_SST_OPT_BYPASS=1
             readonly WSREP_TRANSFER_TYPE='IST'
         fi
diff --git a/sql/share/errmsg-utf8.txt b/sql/share/errmsg-utf8.txt
index 8ca33df033a..b5ac5258237 100644
--- a/sql/share/errmsg-utf8.txt
+++ b/sql/share/errmsg-utf8.txt
@@ -9444,7 +9444,7 @@ ER_JSON_ESCAPING
         spa "Incorrecta escapatoria en texto JSON en argumento %d a función '%s' en la posicón %d"
 ER_JSON_DEPTH
         chi "超过JSON嵌套深度的%d限制 参数%d 函数'%s' 位置%d的"
-        eng "Limit of %d on JSON nested strucures depth is reached in argument %d to function '%s' at position %d"
+        eng "Limit of %d on JSON nested structures depth is reached in argument %d to function '%s' at position %d"
         spa "El límite de %d en profundidad de estructuras JSON anidadas se ha alcanzado en argumento %d a función '%s' en la posición %d"
 ER_JSON_PATH_EOS
         chi "JSON文本路径错误 参数%d 函数'%s'"
diff --git a/sql/slave.cc b/sql/slave.cc
index 8818029d444..9321598d06d 100644
--- a/sql/slave.cc
+++ b/sql/slave.cc
@@ -1,5 +1,5 @@
 /* Copyright (c) 2000, 2017, Oracle and/or its affiliates.
-   Copyright (c) 2009, 2021, MariaDB Corporation.
+   Copyright (c) 2009, 2022, MariaDB Corporation
 
    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
@@ -6718,8 +6718,8 @@ static int queue_event(Master_info* mi, const uchar *buf, ulong event_len)
         can be satisfied only with the strict mode that ensures
         against "genuine" gtid duplicates.
       */
-      rpl_gtid *gtid_in_slave_state __attribute__((unused))=
-        mi->gtid_current_pos.find(mi->last_queued_gtid.domain_id);
+      IF_DBUG(rpl_gtid *gtid_in_slave_state=
+              mi->gtid_current_pos.find(mi->last_queued_gtid.domain_id),);
 
       // Slave gtid state must not have updated yet to the last received gtid.
       DBUG_ASSERT((mi->using_gtid == Master_info::USE_GTID_NO ||
diff --git a/sql/tztime.cc b/sql/tztime.cc
index e121790ab93..c9db4eaaef0 100644
--- a/sql/tztime.cc
+++ b/sql/tztime.cc
@@ -2488,15 +2488,6 @@ MEM_ROOT tz_storage;
 char fullname[FN_REFLEN + 1];
 char *root_name_end;
 
-/*
-  known file types that exist in the zoneinfo directory that are safe to
-  silently skip
-*/
-const char *known_extensions[]= {
-  ".tab",
-  NullS
-};
-
 
 /*
   Recursively scan zoneinfo directory and print all found time zone
@@ -2593,20 +2584,19 @@ scan_tz_dir(char * name_end, uint symlink_recursion_level, uint verbose)
         else
         {
           /*
-            Some systems (like debian, opensuse etc) have description
-            files (.tab).  We skip these silently if verbose is > 0
+            Some systems (like Debian, openSUSE, etc) have non-timezone files:
+              * iso3166.tab
+              * leap-seconds.list
+              * leapseconds
+              * tzdata.zi
+              * zone.tab
+              * zone1970.tab
+            We skip these silently unless verbose > 0.
           */
           const char *current_ext= fn_ext(fullname);
-          my_bool known_ext= 0;
+          my_bool known_ext= strlen(current_ext) ||
+                             !strcmp(my_basename(fullname), "leapseconds");
 
-          for (const char **ext= known_extensions ; *ext ; ext++)
-          {
-            if (!strcmp(*ext, current_ext))
-            {
-              known_ext= 1;
-              break;
-            }
-          }
           if (verbose > 0 || !known_ext)
           {
             fflush(stdout);
diff --git a/storage/innobase/dict/dict0load.cc b/storage/innobase/dict/dict0load.cc
index 76d1f675ff6..eda6c5180d6 100644
--- a/storage/innobase/dict/dict0load.cc
+++ b/storage/innobase/dict/dict0load.cc
@@ -824,7 +824,8 @@ err_exit:
 	high bit set in n_cols, and flags would be zero.
 	MySQL 4.1 was the first version to support innodb_file_per_table,
 	that is, *space_id != 0. */
-	if (not_redundant || *space_id != 0 || *n_cols & DICT_N_COLS_COMPACT) {
+	if (not_redundant || *space_id != 0 || *n_cols & DICT_N_COLS_COMPACT
+	    || fil_system.sys_space->full_crc32()) {
 
 		/* Get flags2 from SYS_TABLES.MIX_LEN */
 		field = rec_get_nth_field_old(
diff --git a/storage/innobase/handler/ha_innodb.cc b/storage/innobase/handler/ha_innodb.cc
index 11b17cdf5f1..300a1cd83ae 100644
--- a/storage/innobase/handler/ha_innodb.cc
+++ b/storage/innobase/handler/ha_innodb.cc
@@ -7464,9 +7464,12 @@ ha_innobase::build_template(
 
 	ulint num_v = 0;
 
-	if ((active_index != MAX_KEY
-	     && active_index == pushed_idx_cond_keyno)
-	    || (pushed_rowid_filter && rowid_filter_is_active)) {
+	if (active_index != MAX_KEY
+	     && active_index == pushed_idx_cond_keyno) {
+		m_prebuilt->idx_cond = this;
+		goto icp;
+	} else if (pushed_rowid_filter && rowid_filter_is_active) {
+icp:
 		/* Push down an index condition or an end_range check. */
 		for (ulint i = 0; i < n_fields; i++) {
 			const Field* field = table->field[i];
@@ -7647,9 +7650,6 @@ ha_innobase::build_template(
 				}
 			}
 		}
-		if (active_index == pushed_idx_cond_keyno) {
-			m_prebuilt->idx_cond = this;
-		}
 	} else {
 no_icp:
 		/* No index condition pushdown */
diff --git a/storage/innobase/include/db0err.h b/storage/innobase/include/db0err.h
index bd5eb0688cb..64182aabc38 100644
--- a/storage/innobase/include/db0err.h
+++ b/storage/innobase/include/db0err.h
@@ -1,7 +1,7 @@
 /*****************************************************************************
 
 Copyright (c) 1996, 2016, Oracle and/or its affiliates. All Rights Reserved.
-Copyright (c) 2015, 2021, MariaDB Corporation.
+Copyright (c) 2015, 2022, MariaDB Corporation.
 
 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
@@ -141,9 +141,6 @@ enum dberr_t {
 
 	DB_IO_PARTIAL_FAILED,		/*!< Partial IO request failed */
 
-	DB_FORCED_ABORT,		/*!< Transaction was forced to rollback
-					by a higher priority transaction */
-
 	DB_TABLE_CORRUPT,		/*!< Table/clustered index is
 					corrupted */
 
diff --git a/storage/innobase/ut/ut0ut.cc b/storage/innobase/ut/ut0ut.cc
index 5542d5410c2..9c214e65bbd 100644
--- a/storage/innobase/ut/ut0ut.cc
+++ b/storage/innobase/ut/ut0ut.cc
@@ -449,9 +449,6 @@ ut_strerr(
 		return("Table is encrypted but decrypt failed.");
 	case DB_IO_PARTIAL_FAILED:
 		return("Partial IO failed");
-	case DB_FORCED_ABORT:
-		return("Transaction aborted by another higher priority "
-		       "transaction");
 	case DB_COMPUTE_VALUE_FAILED:
 		return("Compute generated column failed");
 	case DB_NO_FK_ON_S_BASE_COL:
diff --git a/storage/spider/mysql-test/spider/t/partition_mrr.test b/storage/spider/mysql-test/spider/t/partition_mrr.test
index 2816d65cadb..710e2781242 100644
--- a/storage/spider/mysql-test/spider/t/partition_mrr.test
+++ b/storage/spider/mysql-test/spider/t/partition_mrr.test
@@ -179,21 +179,21 @@ if ($USE_CHILD_GROUP2)
   --connection child2_1
   if ($USE_GENERAL_LOG)
   {
---replace_regex /tmp_spider_bka_0x[0-9a-f]*/tmp_spider_bka_xxxx/
+--replace_regex /tmp_spider_bka_(0x)?[0-9a-f]*/tmp_spider_bka_xxxx/
     eval $CHILD2_1_SELECT_ARGUMENT1;
   }
   eval $CHILD2_1_SELECT_TABLES;
   --connection child2_2
   if ($USE_GENERAL_LOG)
   {
---replace_regex /tmp_spider_bka_0x[0-9a-f]*/tmp_spider_bka_xxxx/
+--replace_regex /tmp_spider_bka_(0x)?[0-9a-f]*/tmp_spider_bka_xxxx/
     eval $CHILD2_2_SELECT_ARGUMENT1;
   }
   eval $CHILD2_2_SELECT_TABLES;
   --connection child2_3
   if ($USE_GENERAL_LOG)
   {
---replace_regex /tmp_spider_bka_0x[0-9a-f]*/tmp_spider_bka_xxxx/
+--replace_regex /tmp_spider_bka_(0x)?[0-9a-f]*/tmp_spider_bka_xxxx/
     eval $CHILD2_3_SELECT_ARGUMENT1;
   }
   eval $CHILD2_3_SELECT_TABLES;
diff --git a/support-files/mysql.server.sh b/support-files/mysql.server.sh
index d2c824697d1..dd8cbd4850e 100644
--- a/support-files/mysql.server.sh
+++ b/support-files/mysql.server.sh
@@ -9,7 +9,7 @@
 # When this is done the mysql server will be started when the machine is
 # started and shut down when the systems goes down.
 
-# Comments to support chkconfig on RedHat Linux
+# Comments to support chkconfig on Red Hat Linux
 # chkconfig: 2345 64 36
 # description: A very fast and reliable SQL database engine.
 
@@ -52,7 +52,7 @@ datadir=
 # Negative numbers mean to wait indefinitely
 service_startup_timeout=900
 
-# Lock directory for RedHat / SuSE.
+# Lock directory for Red Hat / SuSE.
 lockdir='/var/lock/subsys'
 lock_file_path="$lockdir/mysql"
 
@@ -91,7 +91,7 @@ datadir_set=
 
 #
 # Use LSB init script functions for printing messages, if possible
-# Include non-LSB RedHat init functions to make systemctl redirect work
+# Include non-LSB Red Hat init functions to make systemctl redirect work
 init_functions="/etc/init.d/functions"
 lsb_functions="/lib/lsb/init-functions"
 if test -f $lsb_functions; then
@@ -100,6 +100,7 @@ fi
 
 if test -f $init_functions; then
   . $init_functions
+else
   log_success_msg()
   {
     echo " SUCCESS! $@"
@@ -309,7 +310,7 @@ case "$mode" in
       $bindir/mysqld_safe --datadir="$datadir" --pid-file="$mariadbd_pid_file_path" "$@" &
       wait_for_ready; return_value=$?
 
-      # Make lock for RedHat / SuSE
+      # Make lock for Red Hat / SuSE
       if test -w "$lockdir"
       then
         touch "$lock_file_path"
@@ -339,7 +340,7 @@ case "$mode" in
         rm "$mariadbd_pid_file_path"
       fi
 
-      # Delete lock for RedHat / SuSE
+      # Delete lock for Red Hat / SuSE
       if test -f "$lock_file_path"
       then
         rm -f "$lock_file_path"