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Sat, 2 May 2026 00:32:10 -0400 (EDT) X-Mailer: MessagingEngine.com Webmail Interface Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-ThreadId: ALXc8_xz--ng Date: Fri, 01 May 2026 22:31:49 -0600 From: "Alex Williamson" To: "Jason Gunthorpe" , "David Matlack" , kvm@vger.kernel.org, "Leon Romanovsky" , linux-kselftest@vger.kernel.org, linux-rdma@vger.kernel.org, "Mark Bloch" , netdev@vger.kernel.org, "Saeed Mahameed" , "Shuah Khan" , "Tariq Toukan" Cc: patches@lists.linux.dev Message-Id: <71afd479-71b4-4ab7-bcbe-3f7b53bd11f4@app.fastmail.com> In-Reply-To: <0-v1-dc5fa250ca1d+3213-mlx5st_jgg@nvidia.com> References: <0-v1-dc5fa250ca1d+3213-mlx5st_jgg@nvidia.com> Subject: Re: [PATCH 00/11] mlx5 support for VFIO self test Content-Type: text/plain Content-Transfer-Encoding: 7bit On Thu, Apr 30, 2026, at 6:08 PM, Jason Gunthorpe wrote: > Add an mlx5 driver to VFIO self test. This is largely a remix of the > existing VFIO mlx5 driver in rdma-core. It uses an RDMA loopback QP > to issue RDMA WRITE operations which effectively perform memory > copies using DMA. Since mlx5 has a stable programming ABI this > should work on devices from CX5 to current HW. The device FW must > support the QP loopback configuration. Does the PCI ID table in the series need some pruning then? It includes CX4. Thanks, Alex