Re: [PATCH] RDMA/ucma: Copy iWARP route information.

[Steve Wise <swise-7bPotxP6k4+P2YhJcF5u+vpXobYPEAuW@public.gmane.org>]

Roland/Sean, is this ok for 2.6.35?


Steve Wise wrote:
> For iWARP rdma_cm ids, the "route" information is the L2 src and
> next hop addresses.
>
> Signed-off-by: Steve Wise <swise-7bPotxP6k4+P2YhJcF5u+vpXobYPEAuW@public.gmane.org>
> ---
>
>  drivers/infiniband/core/ucma.c |   13 +++++++++++++
>  1 files changed, 13 insertions(+), 0 deletions(-)
>
> diff --git a/drivers/infiniband/core/ucma.c b/drivers/infiniband/core/ucma.c
> index ac7edc2..0498383 100644
> --- a/drivers/infiniband/core/ucma.c
> +++ b/drivers/infiniband/core/ucma.c
> @@ -583,6 +583,16 @@ static void ucma_copy_ib_route(struct rdma_ucm_query_route_resp *resp,
>  	}
>  }
>  
> +static void ucma_copy_iw_route(struct rdma_ucm_query_route_resp *resp,
> +			       struct rdma_route *route)
> +{
> +	struct rdma_dev_addr *dev_addr;
> +
> +	dev_addr = &route->addr.dev_addr;
> +	rdma_addr_get_dgid(dev_addr, (union ib_gid *) &resp->ib_route[0].dgid);
> +	rdma_addr_get_sgid(dev_addr, (union ib_gid *) &resp->ib_route[0].sgid);
> +}
> +
>  static ssize_t ucma_query_route(struct ucma_file *file,
>  				const char __user *inbuf,
>  				int in_len, int out_len)
> @@ -621,6 +631,9 @@ static ssize_t ucma_query_route(struct ucma_file *file,
>  	case RDMA_TRANSPORT_IB:
>  		ucma_copy_ib_route(&resp, &ctx->cm_id->route);
>  		break;
> +	case RDMA_TRANSPORT_IWARP:
> +		ucma_copy_iw_route(&resp, &ctx->cm_id->route);
> +		break;
>  	default:
>  		break;
>  	}
>
> --
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