[dpdk-dev] [PATCH v4 00/17] Wind River Systems AVP PMD vs virtio?

[Ferruh Yigit]

On 3/15/2017 4:10 AM, O'Driscoll, Tim wrote:
> I've included a couple of specific comments inline below, and a general comment here.
> 
> We have somebody proposing to add a new driver to DPDK. It's standalone and doesn't affect any of the core libraries.
> They're willing to maintain the driver and have included a patch to
update the maintainers file.

+1

The scope of the patch is limited to PMD.
As long as it is maintained, it is good to have alternative approaches.


> They've also included the relevant documentation changes. I haven't seen any negative comment on the patches themselves except for a request from John McNamara for an update to the Release Notes that was addressed in a later version. I think we should be welcoming this into DPDK rather than questioning/rejecting it.
> 
> I'd suggest that this is a good topic for the next Tech Board meeting.

<...>

>> To make it short, using ivshmem, you keep people unfocused from virtio.
> 
> I agree with the desire to have virtio as the preferred solution. I think the way to do that is by promoting the benefits of a standard solution and continually improving the performance, as we are doing. I don't think it's a reason to reject alternative solutions though.
> 

<...>

>> so, still an nack because:
>>    - no performance data of avp vs virtio,
> 
> I don't think it should be a requirement for Allain to provide performance data in order to justify getting this accepted into DPDK. Keith pointed out in a previous comment on this patch set that even if performance is the same as virtio, there might still be other reasons why people would want to use it.
> 
>>    - 2013 is gone,
>>    - it unfocuses from virtio.
>>
>> Best regards,
>>    Vincent