Re: [PATCH net-next 5/6] selftests: drv-net: add netkit devmem RX test

From
Stanislav Fomichev <hidden>
Date
2026-03-18 00:08:22
Also in
bpf, linux-kselftest, lkml
Reply to
Bobby Eshleman, 2026-03-16
On 03/16, Bobby Eshleman wrote:
From: Bobby Eshleman <bobbyeshleman@meta.com>

Add tests for devmem RX over a netkit device with a leased queue. This
is the same as the other devmem RX test except for ncdevmem executes in
a namespace, binds to a netkit, and skips the ethtool NIC configuration
steps (relying on the test runner for that setup).

The RX path is setup as the following:

 RX Path
 -------

 Remote            Physical NIC          Netkit Host        Netkit Guest (netns)
   |                    |                     |                    |
   |--- TCP send ------>|                     |                    |
                        |-------------------->|                    |
                      dmabuf                  |--- BPF redirect -->|
Is it too messy to parametrize the existing test to run both with and
without the namespaces? Feels like should be somewhat doable in python?
Thread (13 messages) 13 messages, 3 authors, last reply 2026-03-19
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