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[2603:8081:140c:1a00:e336:c4b4:ca5e:5b3f]) by smtp.gmail.com with ESMTPSA id h28sm373946oof.47.2021.04.21.22.28.47 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 21 Apr 2021 22:28:47 -0700 (PDT) From: Bob Pearson X-Google-Original-From: Bob Pearson To: jgg@nvidia.com, zyjzyj2000@gmail.com, linux-rdma@vger.kernel.org Cc: Bob Pearson Subject: [PATCH for-next v4 00/10] RDMA/rxe: Implement memory windows Date: Thu, 22 Apr 2021 00:28:13 -0500 Message-Id: <20210422052822.36527-1-rpearson@hpe.com> X-Mailer: git-send-email 2.27.0 MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-rdma@vger.kernel.org This series of patches implement memory windows for the rdma_rxe driver. This is a shorter reimplementation of an earlier patch set. They apply to and depend on the current for-next linux rdma tree. Signed-off-by: Bob Pearson --- v4: Added a 10th patch to check when MRs have bound MWs and disallow dereg and invalidate operations. v3: cleaned up void return and lower case enums from Zhu's review. v2: cleaned up an issue in rdma_user_rxe.h cleaned up a collision in rxe_resp.c Bob Pearson (9): RDMA/rxe: Add bind MW fields to rxe_send_wr RDMA/rxe: Return errors for add index and key RDMA/rxe: Enable MW object pool RDMA/rxe: Add ib_alloc_mw and ib_dealloc_mw verbs RDMA/rxe: Replace WR_REG_MASK by WR_LOCAL_OP_MASK RDMA/rxe: Move local ops to subroutine RDMA/rxe: Add support for bind MW work requests RDMA/rxe: Implement invalidate MW operations RDMA/rxe: Implement memory access through MWs drivers/infiniband/sw/rxe/Makefile | 1 + drivers/infiniband/sw/rxe/rxe.c | 1 + drivers/infiniband/sw/rxe/rxe_comp.c | 1 + drivers/infiniband/sw/rxe/rxe_loc.h | 29 +- drivers/infiniband/sw/rxe/rxe_mr.c | 79 ++++-- drivers/infiniband/sw/rxe/rxe_mw.c | 356 +++++++++++++++++++++++++ drivers/infiniband/sw/rxe/rxe_opcode.c | 11 +- drivers/infiniband/sw/rxe/rxe_opcode.h | 3 +- drivers/infiniband/sw/rxe/rxe_param.h | 19 +- drivers/infiniband/sw/rxe/rxe_pool.c | 45 ++-- drivers/infiniband/sw/rxe/rxe_pool.h | 8 +- drivers/infiniband/sw/rxe/rxe_req.c | 102 ++++--- drivers/infiniband/sw/rxe/rxe_resp.c | 110 +++++--- drivers/infiniband/sw/rxe/rxe_verbs.c | 5 +- drivers/infiniband/sw/rxe/rxe_verbs.h | 38 ++- include/uapi/rdma/rdma_user_rxe.h | 34 ++- 16 files changed, 691 insertions(+), 151 deletions(-) create mode 100644 drivers/infiniband/sw/rxe/rxe_mw.c