diff --git a/Documentation/process/submitting-patches.rst b/Documentation/process/submitting-patches.rst
index f310f2f36666..1518bd57adab 100644
--- a/Documentation/process/submitting-patches.rst
+++ b/Documentation/process/submitting-patches.rst
@@ -842,6 +842,14 @@ Make sure that base commit is in an official maintainer/mainline tree
 and not in some internal, accessible only to you tree - otherwise it
 would be worthless.
 
+Tooling
+-------
+
+Many of the technical aspects of this process can be automated using
+b4, documented at <https://b4.docs.kernel.org/en/latest/>. This can
+help with things like tracking dependencies, running checkpatch and
+with formatting and sending mails.
+
 References
 ----------