commit 5df7e94d2abc0134837ea669fd774d6a9adc75e7
Author: Daniel Black <daniel.black@au.ibm.com>
Date:   Wed Mar 23 10:32:26 2016 +1100

    POWER: TC_LOG_PAGE_SIZE is 64K. log-tc-size=64K*4

diff --git a/mysql-test/include/mysqld--help.inc b/mysql-test/include/mysqld--help.inc
index 093ae3c..a11d973 100644
--- a/mysql-test/include/mysqld--help.inc
+++ b/mysql-test/include/mysqld--help.inc
@@ -56,6 +56,8 @@ perl;
     s/\b196608\b/262144/;
     # Replacing port number with string
     s/^port \d+/port ####/;
+    # log-tc-size varies to 64K*3 on POWER platform
+    s/^log-tc-size 262144/log-tc-size 24576/;
     foreach $var (@env) { s/$ENV{$var}/$var/ }
     next if /use --skip-(use-)?symbolic-links to disable/; # for valgrind, again
     next if $skip;
diff --git a/sql/sql_class.h b/sql/sql_class.h
index bc46199..f4643a0 100644
--- a/sql/sql_class.h
+++ b/sql/sql_class.h
@@ -212,7 +212,11 @@ public:
 };
 
 
+#if defined(__powerpc__)
+#define TC_LOG_PAGE_SIZE   65536
+#else
 #define TC_LOG_PAGE_SIZE   8192
+#endif
 #define TC_LOG_MIN_SIZE    (3*TC_LOG_PAGE_SIZE)
 
 typedef struct st_user_var_events