SubmittingPatches: document how to reference previous commits

diff --git a/Documentation/git-repack.txt b/Documentation/git-repack.txt
index 4c1aff65e62f00db236ccb4f48b6071fc50891f7..b9c02ce48134dd44b05053275ec4b219f3999091 100644 (file)
--- a/Documentation/git-repack.txt
+++ b/Documentation/git-repack.txt
@@ -9,12 +9,12 @@ git-repack - Pack unpacked objects in a repository
 SYNOPSIS
 --------
 [verse]
-'git repack' [-a] [-A] [-d] [-f] [-F] [-l] [-n] [-q] [--window=<n>] [--depth=<n>]
+'git repack' [-a] [-A] [-d] [-f] [-F] [-l] [-n] [-q] [-b] [--window=<n>] [--depth=<n>]
 
 DESCRIPTION
 -----------
 
-This script is used to combine all objects that do not currently
+This command is used to combine all objects that do not currently
 reside in a "pack", into a pack.  It can also be used to re-organize
 existing packs into a single, more efficient pack.
 
@@ -106,10 +106,27 @@ other objects in that pack they already have locally.
 --max-pack-size=<n>::
        Maximum size of each output pack file. The size can be suffixed with
        "k", "m", or "g". The minimum size allowed is limited to 1 MiB.
-       If specified,  multiple packfiles may be created.
+       If specified, multiple packfiles may be created, which also
+       prevents the creation of a bitmap index.
        The default is unlimited, unless the config variable
        `pack.packSizeLimit` is set.
 
+-b::
+--write-bitmap-index::
+       Write a reachability bitmap index as part of the repack. This
+       only makes sense when used with `-a` or `-A`, as the bitmaps
+       must be able to refer to all reachable objects. This option
+       overrides the setting of `repack.writeBitmaps`.  This option
+       has no effect if multiple packfiles are created.
+
+--pack-kept-objects::
+       Include objects in `.keep` files when repacking.  Note that we
+       still do not delete `.keep` packs after `pack-objects` finishes.
+       This means that we may duplicate objects, but this makes the
+       option safe to use when there are concurrent pushes or fetches.
+       This option is generally only useful if you are writing bitmaps
+       with `-b` or `repack.writeBitmaps`, as it ensures that the
+       bitmapped packfile has the necessary objects.
 
 Configuration
 -------------
@@ -118,7 +135,7 @@ By default, the command passes `--delta-base-offset` option to
 'git pack-objects'; this typically results in slightly smaller packs,
 but the generated packs are incompatible with versions of Git older than
 version 1.4.4. If you need to share your repository with such ancient Git
-versions, either directly or via the dumb http or rsync protocol, then you
+versions, either directly or via the dumb http protocol, then you
 need to set the configuration variable `repack.UseDeltaBaseOffset` to
 "false" and repack. Access from old Git versions over the native protocol
 is unaffected by this option as the conversion is performed on the fly