From 8510020d2916b9f7d8e406aa2fb2d35fbe692f4d Mon Sep 17 00:00:00 2001 From: Boris Pismenny Date: Wed, 28 Mar 2018 09:27:43 +0300 Subject: [PATCH] IB/mlx4: Check for egress flow steering ConnectX3 doesn't support egress flow steering. Return an EOPNOTSUPP error when such a flow is being created. Signed-off-by: Boris Pismenny Reviewed-by: Aviad Yehezkel Reviewed-by: Matan Barak Signed-off-by: Leon Romanovsky Signed-off-by: Jason Gunthorpe --- drivers/infiniband/hw/mlx4/main.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/infiniband/hw/mlx4/main.c b/drivers/infiniband/hw/mlx4/main.c index 8eca09b53fe8..5b70744f414a 100644 --- a/drivers/infiniband/hw/mlx4/main.c +++ b/drivers/infiniband/hw/mlx4/main.c @@ -1858,6 +1858,9 @@ static struct ib_flow *mlx4_ib_create_flow(struct ib_qp *qp, if (flow_attr->port < 1 || flow_attr->port > qp->device->phys_port_cnt) return ERR_PTR(-EINVAL); + if (flow_attr->flags & ~IB_FLOW_ATTR_FLAGS_DONT_TRAP) + return ERR_PTR(-EOPNOTSUPP); + if ((flow_attr->flags & IB_FLOW_ATTR_FLAGS_DONT_TRAP) && (flow_attr->type != IB_FLOW_ATTR_NORMAL)) return ERR_PTR(-EOPNOTSUPP); -- 2.25.1