I worked with Haider and found that the VF should be configured as trusted both in driver and FW.

I am working on a documentation patch in mlx5.rst to describe the needed steps.

 

Regards,

Asaf Penso

 

From: Haider Ali <haider@dreambigsemi.com>
Sent: Monday, February 7, 2022 3:12 PM
To: Muhammad Zain-ul-Abideen <zain2294@gmail.com>
Cc: users <users@dpdk.org>
Subject: Re: Mellanox VF failed to start with hairpin queues

 

I am not using mlx5 VF in VM. Can you please elaborate on what type of setup information you require?

 

Regards,

Haider Ali

From: Muhammad Zain-ul-Abideen <zain2294@gmail.com>
Sent: Friday, February 4, 2022 5:23 PM
To: Haider Ali <haider@dreambigsemi.com>
Cc: users <users@dpdk.org>
Subject: Re: Mellanox VF failed to start with hairpin queues

 

You don't often get email from zain2294@gmail.com. Learn why this is important

Haider, have u installed mlx5 drivers in vm server? What setup u r using. A little more detail will help

 

On Fri, Feb 4, 2022, 1:06 PM Haider Ali <haider@dreambigsemi.com> wrote:

Hi,

 

Can anyone please guide me on why I am not able to do hairpin on VF? I am running the testpmd application with 1 Hairpin queue and 1 standard queue pair on Mellanox VF but getting following error:

 

$ sudo ./build/app/dpdk-testpmd -l 1,3 -n 4 -a 04:01.2 -- -i --rxq=1 --txq=1 --hairpinq=1 --hairpin-mode=0x00

 

EAL: Probe PCI driver: mlx5_pci (15b3:101e) device: 0000:04:01.2 (socket 0)

TELEMETRY: No legacy callbacks, legacy socket not created

Interactive-mode selected

testpmd: create a new mbuf pool <mb_pool_1>: n=155456, size=2176, socket=1

testpmd: preferred mempool ops selected: ring_mp_mc

testpmd: create a new mbuf pool <mb_pool_0>: n=155456, size=2176, socket=0

testpmd: preferred mempool ops selected: ring_mp_mc

 

Warning! port-topology=paired and odd forward ports number, the last port will pair with itself.

 

Configuring Port 0 (socket 0)

mlx5_net: port 0 failed to set defaults flows

Fail to start port 0: Operation not supported

Please stop the ports first

Done

testpmd> quit

 

Regards,

Haider Ali