Commit d4433557 authored Jun 18, 2020 by Maor Gottlieb Committed by Jason Gunthorpe Jun 18, 2020

RDMA/mlx5: Fix remote gid value in query QP

Remote gid is not copied to the right address. Fix it by using
rdma_ah_set_dgid_raw to copy the remote gid value from the QP context on
query QP.

Fixes: 70bd7fb8 ("RDMA/mlx5: Remove manually crafted QP context the query call")
Link: https://lore.kernel.org/r/20200618112507.3453496-3-leon@kernel.org


Signed-off-by: Maor Gottlieb <maorg@mellanox.com>
Signed-off-by: Leon Romanovsky <leonro@mellanox.com>
Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>

parent 6c41965d

drivers/infiniband/hw/mlx5/qp.c

+1 −2

Original line number	Diff line number	Diff line
		@@ -4390,8 +4390,7 @@ static void to_rdma_ah_attr(struct mlx5_ib_dev *ibdev,
		MLX5_GET(ads, path, src_addr_index),
		MLX5_GET(ads, path, hop_limit),
		MLX5_GET(ads, path, tclass));
		memcpy(ah_attr, MLX5_ADDR_OF(ads, path, rgid_rip),
		MLX5_FLD_SZ_BYTES(ads, rgid_rip));
		rdma_ah_set_dgid_raw(ah_attr, MLX5_ADDR_OF(ads, path, rgid_rip));
		}
		}

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