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

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

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;
 	}

--
To unsubscribe from this list: send the line "unsubscribe linux-rdma" in
the body of a message to majordomo-u79uwXL29TY76Z2rM5mHXA@public.gmane.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html