Commit 448d15aa authored by Chuck Lever's avatar Chuck Lever Committed by Jason Gunthorpe
Browse files

RDMA/core: Set gid_attr.ndev for iWARP devices 

Have the iwarp side properly set the ndev in the device's sgid_attrs
so that address resolution can treat it more like a RoCE device.

Link: https://lore.kernel.org/r/168960673933.3007.8043081822081877578.stgit@manet.1015granger.net


Suggested-by: default avatarJason Gunthorpe <jgg@nvidia.com>
Reviewed-by: default avatarTom Talpey <tom@talpey.com>
Signed-off-by: default avatarChuck Lever <chuck.lever@oracle.com>
Signed-off-by: default avatarJason Gunthorpe <jgg@nvidia.com>
parent bad5b6e3

drivers/infiniband/core/cache.c

+11 −0
Original line number Diff line number Diff line
@@ -1457,6 +1457,17 @@ static int config_non_roce_gid_cache(struct ib_device *device, 
				 i);

			goto err;

		}



		if (rdma_protocol_iwarp(device, port)) {

			struct net_device *ndev;



			ndev = ib_device_get_netdev(device, port);

			if (!ndev)

				continue;

			RCU_INIT_POINTER(gid_attr.ndev, ndev);

			dev_put(ndev);

		}



		gid_attr.index = i;

		tprops->subnet_prefix =

			be64_to_cpu(gid_attr.gid.global.subnet_prefix);