diff options
| author |   Artemy Kovalyov <artemyko@mellanox.com> | 2018-07-04 15:57:50 +0300 |
|---|---|---|
| committer |   Jason Gunthorpe <jgg@mellanox.com> | 2018-07-10 11:13:04 -0600 |
| commit | b02289b3d60f79ba0831051a7743d8fdb4110355 (patch) | |
| tree | ab40813ac166eb65344774f68d18d8bf313a076d /drivers/infiniband/core/verbs.c | |
| parent | RDMA/hfi1: Move grh_required into update_sm_ah (diff) | |
| download | linux-dev-b02289b3d60f79ba0831051a7743d8fdb4110355.tar.xz linux-dev-b02289b3d60f79ba0831051a7743d8fdb4110355.zip | |
RDMA: Validate grh_required when handling AVs
Extend the existing grh_required flag to check when AV's are handled that
a GRH is present.
Since we don't want to do query_port during the AV checks for performance
reasons move the flag into the immutable_data.
Signed-off-by: Artemy Kovalyov <artemyko@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/core/verbs.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/infiniband/core/verbs.c b/drivers/infiniband/core/verbs.c index 1bb6b6ff3341..b6ceb6fd6a67 100644 --- a/drivers/infiniband/core/verbs.c +++ b/drivers/infiniband/core/verbs.c @@ -390,7 +390,8 @@ static int rdma_check_ah_attr(struct ib_device *device, if (!rdma_is_port_valid(device, ah_attr->port_num)) return -EINVAL; - if (ah_attr->type == RDMA_AH_ATTR_TYPE_ROCE && + if ((rdma_is_grh_required(device, ah_attr->port_num) || + ah_attr->type == RDMA_AH_ATTR_TYPE_ROCE) && !(ah_attr->ah_flags & IB_AH_GRH)) return -EINVAL; |