[Xen-devel] Re: Grub2 on Xen PV

[Stefano Stabellini <stefano.stabellini@xxxxxxxxxxxxx>]

Ferenc Wagner wrote:

> If it's new BSD (without the advertising clause), then that's
> perfectly fine.  Unfortunately I couldn't read so however hard I
> tried.  From the top level COPYING file:
> 
>    Licensing Exceptions (the relaxed BSD-style license)
>    ----------------------------------------------------
>    
>    For the convenience of users and those who are porting OSes to run
>    as Xen guests, certain files in this repository are not subject to
>    the GPL when distributed separately or included in software
>    packages outside this repository. Instead we specify a much more
>    relaxed BSD-style license. Affected files include the Xen interface
>    headers (xen/include/public/COPYING), and various drivers, support
>    functions and header files within the Linux source trees on
>    http://xenbits.xensource.com/linux-2.6.X-xen.hg. In all such cases,
>    license terms are stated at the top of the file or in a COPYING
>    file in the same directory. Note that _any_ file that is modified
>    and then distributed within a Linux kernel is still subject to the
>    GNU GPL.
> 
> But there's no COPYING file under extras, nor the above mentions
> MiniOS.  The comment in blkfront.c says it's based on netfront.c,
> whose comment says it's based on Xen Linux, which is BSD by the above,
> so that may be OK.  But other parts of MiniOS haven't got any license
> declaration, so it isn't obvious, for the very least...  I wonder how
> it could be better communicated.
> 
> Meanwhile I'll try to proceed nevertheless.


Yeah, we'll try to make it more clear.

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