upload-pack: report "not our ref" to client

diff --git a/Documentation/diff-options.txt b/Documentation/diff-options.txt
index 7805a0ccadf27e4fea46dcd95796c570e893e6b3..e6215c372c3c3c876125c8ac363a446fd840e112 100644 (file)
--- a/Documentation/diff-options.txt
+++ b/Documentation/diff-options.txt
@@ -63,12 +63,7 @@ ifndef::git-format-patch[]
        Synonym for `-p --raw`.
 endif::git-format-patch[]
 
---compaction-heuristic::
---no-compaction-heuristic::
-       These are to help debugging and tuning an experimental
-       heuristic (which is off by default) that shifts the hunk
-       boundary in an attempt to make the resulting patch easier
-       to read.
+include::diff-heuristic-options.txt[]
 
 --minimal::
        Spend extra time to make sure the smallest possible
@@ -313,6 +308,8 @@ ifndef::git-format-patch[]
        lines are highlighted.  E.g. `--ws-error-highlight=new,old`
        highlights whitespace errors on both deleted and added lines.
        `all` can be used as a short-hand for `old,new,context`.
+       The `diff.wsErrorHighlight` configuration variable can be
+       used to specify the default behaviour.
 
 endif::git-format-patch[]
 
@@ -575,5 +572,13 @@ endif::git-format-patch[]
 --line-prefix=<prefix>::
        Prepend an additional prefix to every line of output.
 
+--ita-invisible-in-index::
+       By default entries added by "git add -N" appear as an existing
+       empty file in "git diff" and a new file in "git diff --cached".
+       This option makes the entry appear as a new file in "git diff"
+       and non-existent in "git diff --cached". This option could be
+       reverted with `--ita-visible-in-index`. Both options are
+       experimental and could be removed in future.
+
 For more detailed explanation on these common options, see also
 linkgit:gitdiffcore[7].