OFED v3.2 update

[Hans Petter Selasky]

Hi KrishnamRaju,

On 04/28/16 15:08, KrishnamRaju ErapaRaju wrote:
> Hello Hans,
>
> Thanks, now I am able to build successfully.
> ("sys/dev/mlx5/mlx5_ib" also need to be created along with your given list of directories)
>
> Are these latest patches in mailing list are final now?

No.

>
> It looks like TCP socket logic(needed for IWARP driver)  is missing in the latest patchsets, for example:

I'll have a look at it.

> In D5791.diff
>
> Index: sys/ofed/drivers/infiniband/core/cma.c
> ===================================================================
> --- sys/ofed/drivers/infiniband/core/cma.c
> +++ sys/ofed/drivers/infiniband/core/cma.c
> @@ -2571,79 +2916,74 @@
>          return ret;
>   }
>
> -static int cma_get_tcp_port(struct rdma_id_private *id_priv)
> +static struct idr *cma_select_inet_ps(struct rdma_id_private *id_priv)
>   {
> -       int ret;
> -       int size;
> -       struct socket *sock;
> -
> -       ret = sock_create_kern(AF_INET, SOCK_STREAM, IPPROTO_TCP, &sock);
> -       if (ret)
> -               return ret;
> -----------------------------------------------------------------------------------------------------------------------
>
> Also, when I try to run rping(after adding the missing TCP socket logic back,attached) I am facing the "poll error -78" error.
> Were you able to run rping with IBOE successfully?

With Mellanox cards rping works. It might be a verbs issue. Error code 
76 is "ENOSYS Function not implemented". Just grep for that in ibcore, 
and I guess you'll find it.

> Looks like the legacy behavior of ibv_exp_poll_cq() got changed. Will try to root cause this issue.
>

Thank you. I'll integrate your attached patch.

--HPS