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| author | Artemy Kovalyov <artemyko@mellanox.com> | 2018-07-04 15:57:51 +0300 |
|---|---|---|
| committer | Jason Gunthorpe <jgg@mellanox.com> | 2018-07-10 11:13:04 -0600 |
| commit | 8942acea3723ff9424dc89350d2ab6e969fdd093 (patch) | |
| tree | 9b565d98c49f28111d2cc0b03e6f551eccc6d87e | |
| parent | b02289b3d60f79ba0831051a7743d8fdb4110355 (diff) | |
| download | linux-8942acea3723ff9424dc89350d2ab6e969fdd093.tar.gz linux-8942acea3723ff9424dc89350d2ab6e969fdd093.tar.bz2 linux-8942acea3723ff9424dc89350d2ab6e969fdd093.zip | |
IB/uverbs: Pass IB_UVERBS_QPF_GRH_REQUIRED to user space
Userspace also needs to know if the port requires GRHs to properly form
the AVs it creates.
Signed-off-by: Artemy Kovalyov <artemyko@mellanox.com>
Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>
Signed-off-by: Leon Romanovsky <leonro@mellanox.com>
| -rw-r--r-- | drivers/infiniband/core/uverbs_cmd.c | 3 | ||||
| -rw-r--r-- | include/uapi/rdma/ib_user_ioctl_verbs.h | 4 | ||||
| -rw-r--r-- | include/uapi/rdma/ib_user_verbs.h | 3 |
3 files changed, 9 insertions, 1 deletions
diff --git a/drivers/infiniband/core/uverbs_cmd.c b/drivers/infiniband/core/uverbs_cmd.c index 1bc9ceb16b70..bd6eefaecbd6 100644 --- a/drivers/infiniband/core/uverbs_cmd.c +++ b/drivers/infiniband/core/uverbs_cmd.c @@ -294,6 +294,9 @@ ssize_t ib_uverbs_query_port(struct ib_uverbs_file *file, resp.qkey_viol_cntr = attr.qkey_viol_cntr; resp.pkey_tbl_len = attr.pkey_tbl_len; + if (rdma_is_grh_required(ib_dev, cmd.port_num)) + resp.flags |= IB_UVERBS_QPF_GRH_REQUIRED; + if (rdma_cap_opa_ah(ib_dev, cmd.port_num)) { resp.lid = OPA_TO_IB_UCAST_LID(attr.lid); resp.sm_lid = OPA_TO_IB_UCAST_LID(attr.sm_lid); diff --git a/include/uapi/rdma/ib_user_ioctl_verbs.h b/include/uapi/rdma/ib_user_ioctl_verbs.h index 1220f1df3ded..a81d853bf25d 100644 --- a/include/uapi/rdma/ib_user_ioctl_verbs.h +++ b/include/uapi/rdma/ib_user_ioctl_verbs.h @@ -78,6 +78,10 @@ enum ib_uverbs_query_port_cap_flags { IB_UVERBS_PCF_IP_BASED_GIDS = 1 << 26, }; +enum ib_uverbs_query_port_flags { + IB_UVERBS_QPF_GRH_REQUIRED = 1 << 0, +}; + enum ib_uverbs_flow_action_esp_keymat { IB_UVERBS_FLOW_ACTION_ESP_KEYMAT_AES_GCM, }; diff --git a/include/uapi/rdma/ib_user_verbs.h b/include/uapi/rdma/ib_user_verbs.h index 0a9070abb3f8..25a16760de2a 100644 --- a/include/uapi/rdma/ib_user_verbs.h +++ b/include/uapi/rdma/ib_user_verbs.h @@ -299,7 +299,8 @@ struct ib_uverbs_query_port_resp { __u8 active_speed; __u8 phys_state; __u8 link_layer; - __u8 reserved[2]; + __u8 flags; /* see ib_uverbs_query_port_flags */ + __u8 reserved; }; struct ib_uverbs_alloc_pd { |