docs: Add a warning to applying-patches.rst

This is ancient stuff and we don't do things this way anymore. In the
absence of simply deleting the document, at least add a warning to it.

Reviewed-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
Signed-off-by: Jonathan Corbet <corbet@lwn.net>

parent 31b24bee

Documentation/process/applying-patches.rst

+4 −0

Original line number	Diff line number	Diff line
		@@ -9,6 +9,10 @@ Original by:
		Last update:
		2016-09-14

		.. note::

		This document is obsolete. In most cases, rather than using ``patch``
		manually, you'll almost certainly want to look at using Git instead.

		A frequently asked question on the Linux Kernel Mailing List is how to apply
		a patch to the kernel or, more specifically, what base kernel a patch for