gc: automatically write commit-graph files

diff --git a/Documentation/git-patch-id.txt b/Documentation/git-patch-id.txt
index 31efc587ee694da6885ed1ce9d1a4c1419808397..442caff8a9c394168839e63f4612c9083386175a 100644 (file)
--- a/Documentation/git-patch-id.txt
+++ b/Documentation/git-patch-id.txt
@@ -8,10 +8,12 @@ git-patch-id - Compute unique ID for a patch
 SYNOPSIS
 --------
 [verse]
-'git patch-id' [--stable | --unstable] < <patch>
+'git patch-id' [--stable | --unstable]
 
 DESCRIPTION
 -----------
+Read a patch from the standard input and compute the patch ID for it.
+
 A "patch ID" is nothing but a sum of SHA-1 of the file diffs associated with a
 patch, with whitespace and line numbers ignored.  As such, it's "reasonably
 stable", but at the same time also reasonably unique, i.e., two patches that
@@ -54,9 +56,6 @@ OPTIONS
 
        This is the default.
 
-<patch>::
-       The diff to create the ID of.
-
 GIT
 ---
 Part of the linkgit:git[1] suite