Merge branch 'js/maint-am-skip-performance-regression'

diff --git a/Documentation/technical/index-format.txt b/Documentation/technical/index-format.txt
index aee7946e08811fff92fd4f9a8713ea2ef06c08f0..7392ff636c6dda148b41993448f4a5589f66938c 100644 (file)
--- a/Documentation/technical/index-format.txt
+++ b/Documentation/technical/index-format.txt
@@ -242,6 +242,10 @@ Git index format
 
   The extension starts with
 
+  - A sequence of NUL-terminated strings, preceded by the size of the
+    sequence in variable width encoding. Each string describes the
+    environment where the cache can be used.
+
   - Stat data of $GIT_DIR/info/exclude. See "Index entry" section from
     ctime field until "file size".