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| author |   Matan Barak <matanb@mellanox.com> | 2018-05-31 16:43:35 +0300 |
|---|---|---|
| committer |   Leon Romanovsky <leonro@mellanox.com> | 2018-06-02 07:33:55 +0300 |
| commit | 59082a327d0145c69b419a0f5bed96b13c5e9ed4 (patch) | |
| tree | 27e2e564cd0bb8c7c46ca0a600b918a84288891d /drivers/infiniband/hw/mlx4/main.c | |
| parent | IB/uverbs: Add read counters support (diff) | |
| download | linux-dev-59082a327d0145c69b419a0f5bed96b13c5e9ed4.tar.xz linux-dev-59082a327d0145c69b419a0f5bed96b13c5e9ed4.zip | |
IB/core: Support passing uhw for create_flow
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>
Diffstat (limited to '')
| -rw-r--r-- | drivers/infiniband/hw/mlx4/main.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/drivers/infiniband/hw/mlx4/main.c b/drivers/infiniband/hw/mlx4/main.c index 5b70744f414a..5b88bdd1ecef 100644 --- a/drivers/infiniband/hw/mlx4/main.c +++ b/drivers/infiniband/hw/mlx4/main.c @@ -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); |