read-cache: add post-index-change hook

diff --git a/Documentation/git-gc.txt b/Documentation/git-gc.txt
index c20ee6c7892518de4ba915e473e7ed736f68fe6b..a7442499f6d3985fa2ca57fa827d454b11479705 100644 (file)
--- a/Documentation/git-gc.txt
+++ b/Documentation/git-gc.txt
@@ -137,7 +137,7 @@ The optional configuration variable `gc.packRefs` determines if
 it within all non-bare repos or it can be set to a boolean value.
 This defaults to true.
 
-The optional configuration variable `gc.commitGraph` determines if
+The optional configuration variable `gc.writeCommitGraph` determines if
 'git gc' should run 'git commit-graph write'. This can be set to a
 boolean value. This defaults to false.