merge

mysql-test/mysql-test-run.pl

@@ -1701,7 +1701,7 @@ sub collect_mysqld_features {
   my $args;
   mtr_init_args(\$args);
   mtr_add_arg($args, "--no-defaults");
-  mtr_add_arg($args, "--datadir=%s/tmp", $opt_vardir);
+  mtr_add_arg($args, "--datadir=.");
   mtr_add_arg($args, "--basedir=%s", $basedir);
   mtr_add_arg($args, "--language=%s", $path_language);
   mtr_add_arg($args, "--skip-grant-tables");