[dpdk-dev] [PATCH v5 00/29] Support VFD and DPDK PF + kernel VF on i40e
Ferruh Yigit
ferruh.yigit at intel.com
Mon Jan 16 12:42:12 CET 2017
On 1/13/2017 11:49 PM, JOSHI, KAUSTUBH (KAUSTUBH) wrote:
> John,
>
> Thanks for comments. To answer a specific question you raised:
>
>> Open question for me on this though is the PF in these SRIOV cases
>> ever being used by DPDK datapath or is it just being leveraged for
>> configuration with primarily control traffic?
>
> In our case, the answer is yes. We intend to use the PF through DPDK to house a high speed packet mirror function for capturing packet traces from VFs (for ops etc).
>
> However, in theory, this *can* be done through an extra VF as well, so I didn't bring up that particular point as being a deciding factor in this debate.
Is it valid use case to run DPDK enabled virtual switch on PF?
I believe this is something you can't move to an extra VF?
>
>> On Jan 13, 2017, at 6:04 PM, John Fastabend <john.fastabend at gmail.com> wrote:
>>
>> Open question for me on this though is the PF in these SRIOV cases
>> ever being used by DPDK datapath or is it just being leveraged for
>> configuration with primarily control traffic?
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