linux-kernel - Re: [PATCH net-next v3 2/6] selftests: ncdevmem: Implement devmem TCP TX

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Message-ID: <c8dd0458-b0a9-4342-a022-487e73542381@redhat.com>
Date: Tue, 4 Feb 2025 13:29:18 +0100
From: Paolo Abeni <pabeni@...hat.com>
To: Mina Almasry <almasrymina@...gle.com>, netdev@...r.kernel.org,
 linux-kernel@...r.kernel.org, linux-doc@...r.kernel.org,
 kvm@...r.kernel.org, virtualization@...ts.linux.dev,
 linux-kselftest@...r.kernel.org
Cc: Donald Hunter <donald.hunter@...il.com>, Jakub Kicinski
 <kuba@...nel.org>, "David S. Miller" <davem@...emloft.net>,
 Eric Dumazet <edumazet@...gle.com>, Simon Horman <horms@...nel.org>,
 Jonathan Corbet <corbet@....net>, Andrew Lunn <andrew+netdev@...n.ch>,
 Neal Cardwell <ncardwell@...gle.com>, David Ahern <dsahern@...nel.org>,
 "Michael S. Tsirkin" <mst@...hat.com>, Jason Wang <jasowang@...hat.com>,
 Xuan Zhuo <xuanzhuo@...ux.alibaba.com>, Eugenio Pérez
 <eperezma@...hat.com>, Stefan Hajnoczi <stefanha@...hat.com>,
 Stefano Garzarella <sgarzare@...hat.com>, Shuah Khan <shuah@...nel.org>,
 sdf@...ichev.me, asml.silence@...il.com, dw@...idwei.uk,
 Jamal Hadi Salim <jhs@...atatu.com>, Victor Nogueira <victor@...atatu.com>,
 Pedro Tammela <pctammela@...atatu.com>,
 Samiullah Khawaja <skhawaja@...gle.com>
Subject: Re: [PATCH net-next v3 2/6] selftests: ncdevmem: Implement devmem TCP
 TX

On 2/3/25 11:39 PM, Mina Almasry wrote:
> Add support for devmem TX in ncdevmem.
> 
> This is a combination of the ncdevmem from the devmem TCP series RFCv1
> which included the TX path, and work by Stan to include the netlink API
> and refactored on top of his generic memory_provider support.
> 
> Signed-off-by: Mina Almasry <almasrymina@...gle.com>
> Signed-off-by: Stanislav Fomichev <sdf@...ichev.me>

Usually the self-tests are included towards the end of the series, to
help reviewers building-up on previous patches knowledge.

>  .../selftests/drivers/net/hw/ncdevmem.c       | 300 +++++++++++++++++-
>  1 file changed, 289 insertions(+), 11 deletions(-)

Why devmem.py is not touched? AFAICS the test currently run ncdevmem
only in server (rx) mode, so the tx path is not actually exercised ?!?

/P