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See http://www.infradead.org/rpr.html Cc: Bjorn Helgaas , linux-rdma@vger.kernel.org, iommu@lists.linux-foundation.org, Logan Gunthorpe , linux-pci@vger.kernel.org X-BeenThere: iommu@lists.linux-foundation.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: Development issues for Linux IOMMU support List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: iommu-bounces@lists.linux-foundation.org Sender: "iommu" Hi Jason, this series switches the RDMA core to opencode the special case of devices bypassing the DMA mapping in the RDMA ULPs. The virt ops have caused a bit of trouble due to the P2P code node working with them due to the fact that we'd do two dma mapping iterations for a single I/O, but also are a bit of layering violation and lead to more code than necessary. Tested with nvme-rdma over rxe. Diffstat: b/drivers/infiniband/core/device.c | 41 +++++++------- b/drivers/infiniband/core/rw.c | 2 b/drivers/infiniband/sw/rdmavt/Kconfig | 3 - b/drivers/infiniband/sw/rdmavt/mr.c | 6 -- b/drivers/infiniband/sw/rdmavt/vt.c | 8 -- b/drivers/infiniband/sw/rxe/Kconfig | 2 b/drivers/infiniband/sw/rxe/rxe_verbs.c | 7 -- b/drivers/infiniband/sw/rxe/rxe_verbs.h | 1 b/drivers/infiniband/sw/siw/Kconfig | 1 b/drivers/infiniband/sw/siw/siw.h | 1 b/drivers/infiniband/sw/siw/siw_main.c | 7 -- b/drivers/pci/p2pdma.c | 25 --------- b/include/linux/dma-mapping.h | 2 b/include/rdma/ib_verbs.h | 88 ++++++++++++++------------------ b/kernel/dma/Kconfig | 5 - b/kernel/dma/Makefile | 1 kernel/dma/virt.c | 61 ---------------------- 17 files changed, 66 insertions(+), 195 deletions(-) _______________________________________________ iommu mailing list iommu@lists.linux-foundation.org https://lists.linuxfoundation.org/mailman/listinfo/iommu