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Wed, 05 Aug 2026 11:37:04 -0700 (PDT) Received: from ziepe.ca ([142.166.156.215]) by smtp.gmail.com with ESMTPSA id 6a1803df08f44-9087ff9d807sm31895686d6.2.2026.08.05.11.37.03 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 05 Aug 2026 11:37:03 -0700 (PDT) From: jgg@ziepe.ca X-Google-Original-From: Jason Gunthorpe , David Matlack Received: from jgg by wakko with local (Exim 4.97) (envelope-from ) id 1wrgUA-00000000Iyd-2zvD; Wed, 05 Aug 2026 15:37:02 -0300 Date: Wed, 5 Aug 2026 15:37:02 -0300 To: Alex Williamson , Justin Stitt , kvm@vger.kernel.org, Leon Romanovsky , linux-kselftest@vger.kernel.org, linux-rdma@vger.kernel.org, llvm@lists.linux.dev, Mark Bloch , Bill Wendling , Nathan Chancellor , Nick Desaulniers , netdev@vger.kernel.org, Saeed Mahameed , Shuah Khan , Tariq Toukan Cc: patches@lists.linux.dev Subject: Re: [PATCH v3 00/11] mlx5 support for VFIO self test Message-ID: <20260805183702.GA72896@nvidia.com> References: <0-v3-76f117ad04f1+28a90-mlx5st_jgg@nvidia.com> Precedence: bulk X-Mailing-List: patches@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <0-v3-76f117ad04f1+28a90-mlx5st_jgg@nvidia.com> On Thu, Jul 16, 2026 at 02:03:16PM -0300, 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. David I was going to respin this to fix the minor nits, do you have any more feedback or are we good to merge it ? Thanks, Jason