line-range-format.txt: clarify -L:regex usage form

diff --git a/Documentation/blame-options.txt b/Documentation/blame-options.txt
index e9f984ba01597234abee94fffd4f71beb2fbbc02..489032c7a3edbdf92d0dff05ab065868da62132f 100644 (file)
--- a/Documentation/blame-options.txt
+++ b/Documentation/blame-options.txt
@@ -9,10 +9,12 @@
 --show-stats::
        Include additional statistics at the end of blame output.
 
--L <start>,<end>, -L :<regex>::
-       Annotate only the given line range.  <start> and <end> can take
-       one of these forms:
-
+-L <start>,<end>::
+-L :<regex>::
+       Annotate only the given line range.  <start> and <end> are optional.
+       ``-L <start>'' or ``-L <start>,'' spans from <start> to end of file.
+       ``-L ,<end>'' spans from start of file to <end>.
++
 include::line-range-format.txt[]
 
 -l::