Merge branch 'js/wincred-empty-cred' into maint

diff --git a/Documentation/git.txt b/Documentation/git.txt
index 7dd5e03280b09f21f59289b0b00cd6fdee0ca3cb..7a1d629ca068059d274da66728eb7f886b43081d 100644 (file)
--- a/Documentation/git.txt
+++ b/Documentation/git.txt
@@ -75,7 +75,8 @@ example the following invocations are equivalent:
 Note that omitting the `=` in `git -c foo.bar ...` is allowed and sets
 `foo.bar` to the boolean true value (just like `[foo]bar` would in a
 config file). Including the equals but with an empty value (like `git -c
-foo.bar= ...`) sets `foo.bar` to the empty string.
+foo.bar= ...`) sets `foo.bar` to the empty string which `git config
+--bool` will convert to `false`.
 
 --exec-path[=<path>]::
        Path to wherever your core Git programs are installed.
@@ -158,6 +159,10 @@ foo.bar= ...`) sets `foo.bar` to the empty string.
        Add "icase" magic to all pathspec. This is equivalent to setting
        the `GIT_ICASE_PATHSPECS` environment variable to `1`.
 
+--no-optional-locks::
+       Do not perform optional operations that require locks. This is
+       equivalent to setting the `GIT_OPTIONAL_LOCKS` to `0`.
+
 GIT COMMANDS
 ------------
 
@@ -696,6 +701,14 @@ of clones and fetches.
        which feed potentially-untrusted URLS to git commands.  See
        linkgit:git-config[1] for more details.
 
+`GIT_OPTIONAL_LOCKS`::
+       If set to `0`, Git will complete any requested operation without
+       performing any optional sub-operations that require taking a lock.
+       For example, this will prevent `git status` from refreshing the
+       index as a side effect. This is useful for processes running in
+       the background which do not want to cause lock contention with
+       other operations on the repository.  Defaults to `1`.
+
 Discussion[[Discussion]]
 ------------------------