don't let the delta cache grow unbounded in 'git repack'

diff --git a/Documentation/git-check-ref-format.txt b/Documentation/git-check-ref-format.txt
index 0873e60f7f61f51143e88fd8637b34627620a7dd..0b7982ea76633e45b8d3073cd275ea74a757c0eb 100644 (file)
--- a/Documentation/git-check-ref-format.txt
+++ b/Documentation/git-check-ref-format.txt
@@ -42,6 +42,8 @@ imposes the following rules on how references are named:
 
 . They cannot contain a sequence `@{`.
 
+- They cannot contain a `\\`.
+
 These rules make it easy for shell script based tools to parse
 reference names, pathname expansion by the shell when a reference name is used
 unquoted (by mistake), and also avoids ambiguities in certain