Tunneled Atomic updates RDMA Write Operations so that when an RDMA Write operation is issued, the payload indicates which atomic operation to perform, instead of being written to the memory region (MR).
ibv_exp_reg_mr
IBV_EXP_ACCESS_TUNNELED_ATOMIC
ibv_exp_query_device
tunneled_atomic_caps
IBV_EXP_DEVICE_ATTR_TUNNELED_ATOMIC
Warning
This feature is currently not supported by RDMA-Core.
For further information, please contact Support.