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From: =?UTF-8?B?QmrDtnJuIFTDtnBlbA==?= <bjorn.topel@gmail.com>
Date: Wed, 10 Aug 2016 13:00:40 +0200
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To: "Xu, Qian Q" <qian.q.xu@intel.com>
Cc: "Yao, Lei A" <lei.a.yao@intel.com>, "Topel, Bjorn" <bjorn.topel@intel.com>,
 "Wu, Jingjing" <jingjing.wu@intel.com>, "dev@dpdk.org" <dev@dpdk.org>, 
 Thomas Monjalon <thomas.monjalon@6wind.com>
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Subject: Re: [dpdk-dev] l3fwd can't launch on VF when we use i40e
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Firstly, sorry about the late reply.

> From my view, crc-strip is not a "MUST" check for the port start. We can =
configure the value after
> the port start.
> Any thoughts?

>>From my perspective, a non-supported configuration should return an
error code to the API user.

> Do you know is there any way I can bypass this when I use l3fwd?

One work-around is enabling .hw_strip_crc for i40 VFs at runtime, by
e.g. using rte_eth_dev_info_get() to determine what driver that's in
use. That, however, does require a l3fwd patch.


Bj=C3=B6rn