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From: Padam Jeet Singh <padam.singh@inventum.net>
In-Reply-To: <27296DED-C9CF-41DA-AD23-61C58242E7E4@inventum.net>
Date: Fri, 6 Apr 2018 19:27:28 +0530
Cc: yongwang@vmware.com
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Subject: Re: [dpdk-dev] vmxnet3 RX VLAN Strip offload incorrect behaviour
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+ Yong Wang - new maintainer for vmxnet3 pod

> On 06-Apr-2018, at 7:21 PM, Padam Jeet Singh =
<padam.singh@inventum.net> wrote:
>=20
> Hi,
>=20
> When configuring the vmxnet3 based ethernet device, the RX VLAN Strip =
offload does not work as it usually does with other real NICs which =
support this function.
>=20
> When configuring with rxmode.hw_vlan_strip =3D 1, the ipackets =
statistic does not increase when a VLAN ether type frame is received on =
the port and it is also not received on queue RX.
> However, when configuring rxmode.hw_vlan_strip =3D 0 ,the ipackets =
statistic increases as well as frames arrives with VLAN header.
>=20
> Though calling  rte_eth_dev_set_vlan_offload(port, =
ETH_VLAN_STRIP_OFFLOAD) returns a success, however VLAN stripping on RX =
does not work.
>=20
> TX VLAN INSERT offload on the other hand works just fine.
>=20
> Is this a bug in vmxnet3 driver of dpdk?
>=20
> Thanks,
> Padam