builtin/commit.c: extract ignore_non_trailer() helper function

diff --git a/Documentation/git-gc.txt b/Documentation/git-gc.txt
index 2402ed68280ded314c340e394da64b3372038113..e158a3b31fce6b7573a3f549a3d9e0ecbf1cdff2 100644 (file)
--- a/Documentation/git-gc.txt
+++ b/Documentation/git-gc.txt
@@ -9,7 +9,7 @@ git-gc - Cleanup unnecessary files and optimize the local repository
 SYNOPSIS
 --------
 [verse]
-'git gc' [--aggressive] [--auto] [--quiet] [--prune=<date> | --no-prune]
+'git gc' [--aggressive] [--auto] [--quiet] [--prune=<date> | --no-prune] [--force]
 
 DESCRIPTION
 -----------
@@ -72,6 +72,10 @@ automatic consolidation of packs.
 --quiet::
        Suppress all progress reports.
 
+--force::
+       Force `git gc` to run even if there may be another `git gc`
+       instance running on this repository.
+
 Configuration
 -------------