[v2] net/af_xdp: enable a sock path alongside use_cni

[Koikkara Reeny, Shibin]

From: Maryam Tahhan <mtahhan at redhat.com>
Sent: Tuesday, December 5, 2023 11:31 AM
To: Koikkara Reeny, Shibin <shibin.koikkara.reeny at intel.com>; ferruh.yigit at amd.com; stephen at networkplumber.org; lihuisong at huawei.com; fengchengwen at huawei.com; liuyonglong at huawei.com
Cc: dev at dpdk.org
Subject: Re: [v2] net/af_xdp: enable a sock path alongside use_cni

On 04/12/2023 17:18, Koikkara Reeny, Shibin wrote:

 Prerequisites

@@ -223,8 +224,7 @@ Howto run dpdk-testpmd with CNI plugin:

          securityContext:

           capabilities:

              add:

-               - CAP_NET_RAW

-               - CAP_BPF

+               - NET_RAW

Need to update the 1.3. Prerequisites.



Sorry, what are you referring to?



You are removing the CAP_NET_RAW and CAP_BPF. So you will need to update the doc section 1.3 Prerequisites.[1]

[1] https://doc.dpdk.org/guides/howto/af_xdp_cni.html







          resources:

            requests:

              hugepages-2Mi: 2Gi

@@ -239,14 +239,20 @@ Howto run dpdk-testpmd with CNI plugin:



   .. _pod.yaml: https://github.com/intel/afxdp-plugins-for-

kubernetes/blob/v0.0.2/test/e2e/pod-1c1d.yaml



+.. note::

+

+   For Kernel versions older than 5.19 `CAP_BPF` is also required in

+   the container capabilities stanza.

+

 * Run DPDK with a command like the following:



   .. code-block:: console



      kubectl exec -i <Pod name> --container <containers name> -- \

-           /<Path>/dpdk-testpmd -l 0,1 --no-pci \

-           --vdev=net_af_xdp0,use_cni=1,iface=<interface name> \

-           -- --no-mlockall --in-memory

+           /<Path>/dpdk-testpmd -l 0-2 --no-pci --main-lcore=2 \

+           --vdev net_af_xdp0,iface=<interface

name>,use_cni=1,uds_path=/tmp/afxdp_dp/<interface name>/afxdp.sock

\

+           --vdev net_af_xdp1,iface=e<interface

name>,use_cni=1,uds_path=/tmp/afxdp_dp/<interface name>/afxdp.sock

There is a typo " iface=e<interface " == "iface=<interface"



Ack


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