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authorBoris Pismenny <borisp@mellanox.com>2018-03-28 09:27:43 +0300
committerJason Gunthorpe <jgg@mellanox.com>2018-04-04 12:06:24 -0600
commit8510020d2916b9f7d8e406aa2fb2d35fbe692f4d (patch)
treef809f7f17088e1a575b8d41aaf522e1f9972d98b /drivers/infiniband/hw/mlx4/main.c
parent494c5580aa6721874a6d9d62dac1c94e83e79302 (diff)
downloadop-kernel-dev-8510020d2916b9f7d8e406aa2fb2d35fbe692f4d.zip
op-kernel-dev-8510020d2916b9f7d8e406aa2fb2d35fbe692f4d.tar.gz
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 <borisp@mellanox.com> Reviewed-by: Aviad Yehezkel <aviadye@mellanox.com> Reviewed-by: Matan Barak <matanb@mellanox.com> Signed-off-by: Leon Romanovsky <leonro@mellanox.com> Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>
Diffstat (limited to 'drivers/infiniband/hw/mlx4/main.c')
-rw-r--r--drivers/infiniband/hw/mlx4/main.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/infiniband/hw/mlx4/main.c b/drivers/infiniband/hw/mlx4/main.c
index 8eca09b..5b70744 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);
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