Re: [PATCH] checkpatch.pl: Add SPDX license tag check

[Joe Perches]

On Wed, 2017-11-08 at 19:10 -0600, Rob Herring wrote:
> Add a check warning if SPDX-License-Identifier tags are not used in
> newly added files.

If this is to be done, and I think it's not a great idea,
there are better ways of doing this that emit this warning
on a per-file basis instead of a per-patch.