[PATCHv7 6/9] ipoib: avoid ipoib over RoCEE

[PATCHv7 6/9] ipoib: avoid ipoib over RoCEE

[Eli Cohen]

IPoIB is an implementation of IP over Infiniband transport. In the case of
RoCEE, the link layer is Ethernet so IP can work directly over Ethernet, so
disable IPoIB for none IB_LINK_LAYER_INFINIBAND ports.

Signed-off-by: Eli Cohen <eli-VPRAkNaXOzVS1MOuV/RT9w@public.gmane.org>
---
 drivers/infiniband/ulp/ipoib/ipoib_main.c |    5 +++++
 1 files changed, 5 insertions(+), 0 deletions(-)

diff --git a/drivers/infiniband/ulp/ipoib/ipoib_main.c b/drivers/infiniband/ulp/ipoib/ipoib_main.c
index df3eb8c..359c91f 100644
--- a/drivers/infiniband/ulp/ipoib/ipoib_main.c
+++ b/drivers/infiniband/ulp/ipoib/ipoib_main.c
@@ -1362,6 +1362,8 @@ static void ipoib_add_one(struct ib_device *device)
 	}
 
 	for (p = s; p <= e; ++p) {
+		if (rdma_port_link_layer(device, p) != IB_LINK_LAYER_INFINIBAND)
+			continue;
 		dev = ipoib_add_port("ib%d", device, p);
 		if (!IS_ERR(dev)) {
 			priv = netdev_priv(dev);
@@ -1383,6 +1385,9 @@ static void ipoib_remove_one(struct ib_device *device)
 	dev_list = ib_get_client_data(device, &ipoib_client);
 
 	list_for_each_entry_safe(priv, tmp, dev_list, list) {
+		if (rdma_port_link_layer(device, priv->port) != IB_LINK_LAYER_INFINIBAND)
+			continue;
+
 		ib_unregister_event_handler(&priv->event_handler);
 
 		rtnl_lock();
-- 
1.6.6

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