X-Git-Url: http://git.ipfire.org/?p=thirdparty%2Fgit.git;a=blobdiff_plain;f=Documentation%2Frev-list-options.txt;fp=Documentation%2Frev-list-options.txt;h=1238bfd915d23144ad60260609780f138f80785c;hp=96cc89d157d21f0cbf9cee35db0c49bc4cb18dae;hb=6fe12b5215f4ca597accc97ac5dce0f88e8483e9;hpb=966e671106b2fd38301e7c344c754fd118d0bb07

diff --git a/Documentation/rev-list-options.txt b/Documentation/rev-list-options.txt
index 96cc89d157..1238bfd915 100644
--- a/Documentation/rev-list-options.txt
+++ b/Documentation/rev-list-options.txt
@@ -227,6 +227,15 @@ ifdef::git-rev-list[]
 	test the exit status to see if a range of objects is fully
 	connected (or not).  It is faster than redirecting stdout
 	to `/dev/null` as the output does not have to be formatted.
+
+--disk-usage::
+	Suppress normal output; instead, print the sum of the bytes used
+	for on-disk storage by the selected commits or objects. This is
+	equivalent to piping the output into `git cat-file
+	--batch-check='%(objectsize:disk)'`, except that it runs much
+	faster (especially with `--use-bitmap-index`). See the `CAVEATS`
+	section in linkgit:git-cat-file[1] for the limitations of what
+	"on-disk storage" means.
 endif::git-rev-list[]
 
 --cherry-mark::