Re: [Xen-devel] [PATCH] stubdom/grub.patches: Drop docs changes, for licensing reasons

[George Dunlap <dunlapg@xxxxxxxxx>]

On Tue, Sep 18, 2018 at 2:36 PM Ian Jackson <ian.jackson@xxxxxxxxxxxxx> wrote:
>
> The patch file 00cvs is an import of a new upstream version of
> grub1 from upstream CVS.
>
> Unfortunately, in the period covered by the update, upstream changed
> the documentation licence from a simple permissive licence, to the GNU
> "Free Documentation Licence" with Front and Back Cover Texts.
>
> The Debian Project is of the view that use the Front and Back Cover
> Texts feature of the GFDL makes the resulting document not Free
> Software, because of the mandatory redistribution of these immutable
> texts.  (Personally, I agree.)
>
> This is awkward because Debian do not want to ship non-free content.
> So the Debian maintainers need to launder the upstream source code, to
> remove the troublesome files.  This is an extra step when
> incorporating new upstream versions.  It's particularly annoying for
> security response, which often involves rebasing onto a new upstream
> release.
>
> grub1 is obsolete and the last change to Xen's PV grub1 stubdom code
> was in 2016.  Furthermore, the grub1 documentation is not built and
> installed by the Xen pv-grub stubdom Makefiles.
>
> Therefore, remove all docs changes from stubdom/grub.patches.  This
> means that there are now no longer any GFDL-licenced grub docs in
> xen.git.
>
> There is no user impact, and Debian is helped.  This change would
> complicate any attempts to update to a new version of upstream grub1,
> but it seems unlikely that such a thing will ever happen.
>
> Signed-off-by: Ian Jackson <ian.jackson@xxxxxxxxxxxxx>

This all seems reasonable to me:

Acked-by: George Dunlap <george.dunlap@xxxxxxxxxx>

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