[U-Boot] [PATCH] SPDX: document dual license notation

[Wolfgang Denk]

Dear Stephen,

In message <52546F78.40300 at wwwdotorg.org> you wrote:
>
> > +Ideally, the license terms of all files in the source tree should be
> > +defined by such License Identifiers; in no case a file can contain
> > +more than one such License Identifier.
> 
> I assume "one such License Identifier" here is intended to mean: a
> source line prefixed with the words "SPDX-License-Identifier:". However,
> to me "one such License Identifier" would actually refer to the
> "GPL-2.0+" part of the line, since that's what actually identifies the
> license. The other text simply introduces a list of license identifiers.
> That would then conflict with the rest of the patch that goes on to
> explicitly state that multiple licenses are allowed.
> 
> In other words, I think that text can be confusing. I think you need to
> add "line", "list" or "set" to the end of the sentence to make it
> unambiguous.

Could you please suggest such a phrase?  Thanks.

Best regards,

Wolfgang Denk

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