Re: Grub2 on Xen PV

[Stefano Stabellini <stefano.stabellini@eu.citrix.com>]

Ferenc Wagner wrote:

> Stefano Stabellini <stefano.stabellini@eu.citrix.com> writes:
> 
>> 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.
> 
> Great!
> 
> And what about stubdom/grub/kexec.c & co.?  Is that in a different bag?


That code was written entirely by Samuel, so he can easily dual license it.
Being MiniOS BSD licensed it would make sense for kexec to be BSD as well.
Samuel, what do you think?