[PATCH] environment: enable core.preloadindex by default

[Steve Hoelzer <shoelzer@gmail.com>]

There is consensus that the default should change because it will
benefit nearly all users (some just a little, but some a lot).
See [1] and replies.

[1]: http://git.661346.n2.nabble.com/git-status-takes-30-seconds-on-Windows-7-Why-tp7580816p7580853.html

Signed-off-by: Steve Hoelzer <shoelzer@gmail.com>
---
 Documentation/config.txt | 4 ++--
 environment.c            | 2 +-
 2 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/Documentation/config.txt b/Documentation/config.txt
index 1932e9b..4b3d965 100644
--- a/Documentation/config.txt
+++ b/Documentation/config.txt
@@ -613,9 +613,9 @@ core.preloadindex::
 +
 This can speed up operations like 'git diff' and 'git status' especially
 on filesystems like NFS that have weak caching semantics and thus
-relatively high IO latencies.  With this set to 'true', Git will do the
+relatively high IO latencies.  When enabled, Git will do the
 index comparison to the filesystem data in parallel, allowing
-overlapping IO's.
+overlapping IO's.  Defaults to true.

 core.createObject::
  You can set this to 'link', in which case a hardlink followed by
diff --git a/environment.c b/environment.c
index 5c4815d..1c686c9 100644
--- a/environment.c
+++ b/environment.c
@@ -71,7 +71,7 @@ unsigned long pack_size_limit_cfg;
 char 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;
-- 
1.9.0.msysgit.0