Re: packed ring layout proposal v2

[Christian Borntraeger <borntraeger@de.ibm.com>]

On 02/09/2017 06:43 PM, Michael S. Tsirkin wrote:
[...]
>> [...] 
>>> Note: should this proposal be accepted and approved, one or more
>>>       claims disclosed to the TC admin and listed on the Virtio TC
>>>       IPR page https://www.oasis-open.org/committees/virtio/ipr.php
>>>       might become Essential Claims.
>>>
>>
>> I have trouble parsing that legal stuff. Do I read that right, that
>> these claims can be implemented as part of a virtio implementation without
>> any worries (e.g. non open source HW implementation or non open source
>> hypervisor)?
> 
> By that legal stuff do you mean the IPR or the Note?

Both in combination.
 
> Not representing Red Hat here, and definitely not legal advice, below is
> just my personal understanding of the IPR requirements.
> 
> Virtio TC operates under the Non-Assertion Mode of the OASIS IPR Policy:
> https://www.oasis-open.org/policies-guidelines/ipr#Non-Assertion-Mode
> 
> As far as I can tell, the hardware and software question is covered
> by that policy, since it states:
> 
> 	Covered Product - includes only those specific portions of a
> 	product (hardware, software or combinations thereof)
> 
> Also as far as I can tell IPR does not mention source at all, so I think
> virtio IPR would apply to open and closed source software equally.
> 
> The Note is included to satisfy the disclosure requirements.
> 
> Does this answer the question?

Yes, thanks.