This feature helps share a memory region (MR) between processes.
ibv_exp_reg_shared_mr
ibv_exp_reg_mr
IBV_EXP_ACCESS_SHARED_MR_*
IBV_EXP_ACCESS_NO_RDMA
IBV_EXP_DEVICE_SHARED_MR
Warning
This feature is deprecated in MLNX_OFED driver and is not supported in RDMA-Core.