On 2021/12/30 20:14, Xiao Yang wrote: > The IB SPEC v1.5[1][2] added new RDMA operations (Atomic Write and Flush). > This patchset makes SoftRoCE support new RDMA Atomic Write on RC service. > > I added RDMA Atomic Write API and a rdma_atomic_write example on my > rdma-core repository[3]. You can verify the patchset by building and > running the rdma_atomic_write example. > server: > $ ./rdma_atomic_write_server -s [server_address] -p [port_number] > client: > $ ./rdma_atomic_write_client -s [server_address] -p [port_number] Hi Leon, Do you think when I should post the userspace patchset to rdma-core? I'm not sure if I should post it to rdma-core as a PR until the kernel patchset is merged? Best Regards, Xiao Yang > > [1]: https://www.infinibandta.org/ibta-specification/ # login required > [2]: https://www.infinibandta.org/wp-content/uploads/2021/08/IBTA-Overview-of-IBTA-Volume-1-Release-1.5-and-MPE-2021-08-17-Secure.pptx > [3]: https://github.com/yangx-jy/rdma-core > > BTW: This patchset also needs the following fix. > https://www.spinics.net/lists/linux-rdma/msg107838.html > > Xiao Yang (2): > RDMA/rxe: Rename send_atomic_ack() and atomic member of struct > resp_res > RDMA/rxe: Add RDMA Atomic Write operation > > drivers/infiniband/sw/rxe/rxe_comp.c | 4 ++ > drivers/infiniband/sw/rxe/rxe_opcode.c | 18 ++++++++ > drivers/infiniband/sw/rxe/rxe_opcode.h | 3 ++ > drivers/infiniband/sw/rxe/rxe_qp.c | 5 ++- > drivers/infiniband/sw/rxe/rxe_req.c | 10 +++-- > drivers/infiniband/sw/rxe/rxe_resp.c | 59 ++++++++++++++++++++------ > drivers/infiniband/sw/rxe/rxe_verbs.h | 2 +- > include/rdma/ib_pack.h | 2 + > include/rdma/ib_verbs.h | 2 + > include/uapi/rdma/ib_user_verbs.h | 2 + > 10 files changed, 88 insertions(+), 19 deletions(-) >
