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IB/core: Support passing uhw for create_flow

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This is required when user-space drivers need to pass extra information
regarding how to handle this flow steering specification.

Reviewed-by: Yishai Hadas <yishaih@mellanox.com>
Signed-off-by: Matan Barak <matanb@mellanox.com>
Signed-off-by: Boris Pismenny <borisp@mellanox.com>
Signed-off-by: Leon Romanovsky <leonro@mellanox.com>
Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>
This commit is contained in:
Matan Barak
2018-05-31 16:43:35 +03:00
committed by Leon Romanovsky
parent ebb6796bd3
commit 59082a327d
5 changed files with 20 additions and 5 deletions
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6
drivers/infiniband/hw/mlx4/main.c
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@@ -1847,7 +1847,7 @@ static int mlx4_ib_add_dont_trap_rule(struct mlx4_dev *dev,
static struct ib_flow *mlx4_ib_create_flow(struct ib_qp *qp,
struct ib_flow_attr *flow_attr,
int domain)
int domain, struct ib_udata *udata)
{
int err = 0, i = 0, j = 0;
struct mlx4_ib_flow *mflow;
@@ -1865,6 +1865,10 @@ static struct ib_flow *mlx4_ib_create_flow(struct ib_qp *qp,
(flow_attr->type != IB_FLOW_ATTR_NORMAL))
return ERR_PTR(-EOPNOTSUPP);
if (udata &&
udata->inlen && !ib_is_udata_cleared(udata, 0, udata->inlen))
return ERR_PTR(-EOPNOTSUPP);
memset(type, 0, sizeof(type));
mflow = kzalloc(sizeof(*mflow), GFP_KERNEL);