Re: [PATCH for-next v2] IB/cma: Introduce rdma_set_min_rnr_timer()

[Jason Gunthorpe <jgg@nvidia.com>]

On Wed, Mar 31, 2021 at 06:09:33PM +0200, Håkon Bugge wrote:
> Introduce the ability for 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.
> 
> rdma_set_min_rnr_timer() must be called before the call to
> rdma_connect() on the active side and before the call to rdma_accept()
> on the passive side.
> 
> Signed-off-by: Håkon Bugge <haakon.bugge@oracle.com>
> ---
>  drivers/infiniband/core/cma.c      | 23 +++++++++++++++++++++++
>  drivers/infiniband/core/cma_priv.h |  2 ++
>  include/rdma/rdma_cm.h             |  2 ++
>  3 files changed, 27 insertions(+)

Okay, but this needs to go with a RDS patch, I can't take it alone

Acked-by: Jason Gunthorpe <jgg@nvidia.com>

Jason