fsmonitor: add documentation for the fsmonitor extension.

diff --git a/Documentation/config.txt b/Documentation/config.txt
index 9b42e0ca73429d01f987b2b93c413ab49a98fef4..db52645cb4d1b0abe5e28af3357aac0590e127a1 100644 (file)
--- a/Documentation/config.txt
+++ b/Documentation/config.txt
@@ -413,6 +413,13 @@ core.protectNTFS::
        8.3 "short" names.
        Defaults to `true` on Windows, and `false` elsewhere.
 
+core.fsmonitor::
+       If set, the value of this variable is used as a command which
+       will identify all files that may have changed since the
+       requested date/time. This information is used to speed up git by
+       avoiding unnecessary processing of files that have not changed.
+       See the "fsmonitor-watchman" section of linkgit:githooks[5].
+
 core.trustctime::
        If false, the ctime differences between the index and the
        working tree are ignored; useful when the inode change time
@@ -776,6 +783,12 @@ core.commentChar::
 If set to "auto", `git-commit` would select a character that is not
 the beginning character of any line in existing commit messages.
 
+core.filesRefLockTimeout::
+       The length of time, in milliseconds, to retry when trying to
+       lock an individual reference. Value 0 means not to retry at
+       all; -1 means to try indefinitely. Default is 100 (i.e.,
+       retry for 100ms).
+
 core.packedRefsTimeout::
        The length of time, in milliseconds, to retry when trying to
        lock the `packed-refs` file. Value 0 means not to retry at