submodule.c: use the ARRAY_SIZE macro

diff --git a/environment.c b/environment.c
index c648ac3d3af1f86889ccc34e7f794683bd1951ea..4dac5e9edd75499ccf52debc847807d2fc180730 100644 (file)
--- a/environment.c
+++ b/environment.c
@@ -72,7 +72,7 @@ char comment_line_char = '#';
 int auto_comment_line_char;
 
 /* Parallel index stat data preload? */
-int core_preload_index = 0;
+int core_preload_index = 1;
 
 /* This is set by setup_git_dir_gently() and/or git_default_config() */
 char *git_work_tree_cfg;