Merge branch 'mysql-5.1' into mysql-5.5

Conflicts:
	mysql-test/suite/sys_vars/r/transaction_alloc_block_size_basic.result
	mysql-test/suite/sys_vars/r/transaction_prealloc_size_basic.result
	mysql-test/suite/sys_vars/t/transaction_alloc_block_size_basic.test
	mysql-test/suite/sys_vars/t/transaction_prealloc_size_basic.test
	sql/mysqld.cc

mysql-test/suite/sys_vars/r/transaction_alloc_block_size_basic.result

@@ -70,7 +70,7 @@ Warnings:
 Warning	1292	Truncated incorrect transaction_alloc_block_size value: '135217728'
 SELECT @@global.transaction_alloc_block_size;
 @@global.transaction_alloc_block_size
-134217728
+131072
 SET @@global.transaction_alloc_block_size = ON;
 ERROR 42000: Incorrect argument type to variable 'transaction_alloc_block_size'
 SET @@global.transaction_alloc_block_size = OFF;
@@ -102,7 +102,7 @@ Warnings:
 Warning	1292	Truncated incorrect transaction_alloc_block_size value: '135217728'
 SELECT @@session.transaction_alloc_block_size;
 @@session.transaction_alloc_block_size
-134217728
+131072
 SET @@session.transaction_alloc_block_size = ON;
 ERROR 42000: Incorrect argument type to variable 'transaction_alloc_block_size'
 SET @@session.transaction_alloc_block_size = OFF;
@@ -138,6 +138,8 @@ WHERE VARIABLE_NAME='transaction_alloc_block_size';
 '#---------------------FN_DYNVARS_001_08----------------------#'
 SET @@transaction_alloc_block_size = 1024;
 SET @@global.transaction_alloc_block_size = 134217728;
+Warnings:
+Warning	1292	Truncated incorrect transaction_alloc_block_size value: '134217728'
 SELECT @@transaction_alloc_block_size = @@global.transaction_alloc_block_size;
 @@transaction_alloc_block_size = @@global.transaction_alloc_block_size
 0

mysql-test/suite/sys_vars/r/transaction_prealloc_size_basic.result

@@ -114,7 +114,7 @@ Warnings:
 Warning	1292	Truncated incorrect transaction_prealloc_size value: '135217728'
 SELECT @@session.transaction_prealloc_size;
 @@session.transaction_prealloc_size
-134217728
+131072
 '#------------------FN_DYNVARS_005_06-----------------------#'
 SELECT @@global.transaction_prealloc_size = VARIABLE_VALUE
 FROM INFORMATION_SCHEMA.GLOBAL_VARIABLES

mysql-test/suite/sys_vars/t/transaction_alloc_block_size_basic.test

@@ -5,7 +5,7 @@
 # Access Type: Dynamic                                                        #
 # Data Type: numeric                                                          #
 # Default Value: 8192                                                         #
-# Range: 1024-134217728                                                       #
+# Range: 1024-131072                                                          #
 #                                                                             #
 #                                                                             #
 # Creation Date: 2008-02-14                                                   #

mysql-test/suite/sys_vars/t/transaction_prealloc_size_basic.test

@@ -5,7 +5,7 @@
 # Access Type: Dynamic                                                        #
 # Data Type: numeric                                                          #
 # Default Value: 4096                                                         #
-# Range: 1024-134217728                                                       #
+# Range: 1024-131072                                                          #
 #                                                                             #
 #                                                                             #
 # Creation Date: 2008-02-14                                                   #
@@ -216,4 +216,3 @@ SELECT @@session.transaction_prealloc_size;
 #############################################################
 #                 END OF transaction_prealloc_size TESTS     #
 #############################################################
-

mysql-test/t/variables-big.test

@@ -8,10 +8,9 @@
 # Bug#27322 failure to allocate transaction_prealloc_size causes crash
 #
 #
-# Manual (6.0):
+# Manual (5.1):
 # Platform Bit Size  Range                      Default
-# 32                 1024-4294967295 (4 Gi - 1) 4096
-# 64                 1024-18446744073709547520  4096
+# 32/64              1024-128k                  4096
 #
 # Observation(mleich):
 # 1. - Linux 64 Bit, MySQL 64 Bit, 4 GiB RAM, 8 GiB swap

sql/sys_vars.cc

@@ -1836,7 +1836,7 @@ static Sys_var_ulong Sys_trans_alloc_block_size(
        "transaction_alloc_block_size",
        "Allocation block size for transactions to be stored in binary log",
        SESSION_VAR(trans_alloc_block_size), CMD_LINE(REQUIRED_ARG),
-       VALID_RANGE(1024, 128 * 1024 * 1024), DEFAULT(QUERY_ALLOC_BLOCK_SIZE),
+       VALID_RANGE(1024, 128 * 1024), DEFAULT(QUERY_ALLOC_BLOCK_SIZE),
        BLOCK_SIZE(1024), NO_MUTEX_GUARD, NOT_IN_BINLOG, ON_CHECK(0),
        ON_UPDATE(fix_trans_mem_root));
 
@@ -1844,7 +1844,7 @@ static Sys_var_ulong Sys_trans_prealloc_size(
        "transaction_prealloc_size",
        "Persistent buffer for transactions to be stored in binary log",
        SESSION_VAR(trans_prealloc_size), CMD_LINE(REQUIRED_ARG),
-       VALID_RANGE(1024, 128 * 1024 * 1024), DEFAULT(TRANS_ALLOC_PREALLOC_SIZE),
+       VALID_RANGE(1024, 128 * 1024), DEFAULT(TRANS_ALLOC_PREALLOC_SIZE),
        BLOCK_SIZE(1024), NO_MUTEX_GUARD, NOT_IN_BINLOG, ON_CHECK(0),
        ON_UPDATE(fix_trans_mem_root));