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[146.241.41.201]) by smtp.gmail.com with ESMTPSA id 5b1f17b1804b1-438e245efbcsm193857215e9.33.2025.02.04.09.56.22 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Tue, 04 Feb 2025 09:56:24 -0800 (PST) Message-ID: <71336d4e-6a75-4166-9834-7de310df357e@redhat.com> Date: Tue, 4 Feb 2025 18:56:21 +0100 Precedence: bulk X-Mailing-List: kvm@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH net-next v3 2/6] selftests: ncdevmem: Implement devmem TCP TX To: Mina Almasry Cc: netdev@vger.kernel.org, linux-kernel@vger.kernel.org, linux-doc@vger.kernel.org, kvm@vger.kernel.org, virtualization@lists.linux.dev, linux-kselftest@vger.kernel.org, Donald Hunter , Jakub Kicinski , "David S. Miller" , Eric Dumazet , Simon Horman , Jonathan Corbet , Andrew Lunn , Neal Cardwell , David Ahern , "Michael S. Tsirkin" , Jason Wang , Xuan Zhuo , =?UTF-8?Q?Eugenio_P=C3=A9rez?= , Stefan Hajnoczi , Stefano Garzarella , Shuah Khan , sdf@fomichev.me, asml.silence@gmail.com, dw@davidwei.uk, Jamal Hadi Salim , Victor Nogueira , Pedro Tammela , Samiullah Khawaja References: <20250203223916.1064540-1-almasrymina@google.com> <20250203223916.1064540-3-almasrymina@google.com> Content-Language: en-US From: Paolo Abeni In-Reply-To: Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit On 2/4/25 6:35 PM, Mina Almasry wrote: > On Tue, Feb 4, 2025 at 4:29 AM Paolo Abeni wrote: >>> .../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 ?!? >> > > Yeah, to be honest I have a collection of local bash scripts that > invoke ncdevmem in different ways for my testing, and I have docs on > top of ncdevmem.c of how to test; I don't use devmem.py. I was going > to look at adding test cases to devmem.py as a follow up, if it's OK > with you, and Stan offered as well on an earlier revision. If not no > problem, I can address in this series. The only issue is that I have > some legwork to enable devmem.py on my test setup/distro, but the meat > of the tests is already included and passing in this series (when > invoked manually). I think it would be better if you could include at least a very basic test-case for the TX path. More accurate coverage could be a follow-up. Thanks, Paolo