On Thu, Mar 25, 2021 at 02:05:47PM +0100, Håkon Bugge wrote: > Introduce the ability for both user-space and kernel ULPs to adjust > the minimum RNR Retry timer. The INIT -> RTR transition executed by > RDMA CM will be used for this adjustment. This avoids an additional > ib_modify_qp() call. Can't userspace override the ibv_modify_qp() call the librdmacm wants to make to do this? You'll need to make the rdma-core patches before this can go ahead Thanks, Jason