diff options
Diffstat (limited to 'include/uapi/rdma/rdma_user_cm.h')
| -rw-r--r-- | include/uapi/rdma/rdma_user_cm.h | 49 |
1 files changed, 31 insertions, 18 deletions
diff --git a/include/uapi/rdma/rdma_user_cm.h b/include/uapi/rdma/rdma_user_cm.h index c83ef0026079..e1269024af47 100644 --- a/include/uapi/rdma/rdma_user_cm.h +++ b/include/uapi/rdma/rdma_user_cm.h @@ -70,6 +70,14 @@ enum { RDMA_USER_CM_CMD_JOIN_MCAST }; +/* See IBTA Annex A11, servies ID bytes 4 & 5 */ +enum rdma_ucm_port_space { + RDMA_PS_IPOIB = 0x0002, + RDMA_PS_IB = 0x013F, + RDMA_PS_TCP = 0x0106, + RDMA_PS_UDP = 0x0111, +}; + /* * command ABI structures. */ @@ -80,9 +88,9 @@ struct rdma_ucm_cmd_hdr { }; struct rdma_ucm_create_id { - __u64 uid; - __u64 response; - __u16 ps; + __aligned_u64 uid; + __aligned_u64 response; + __u16 ps; /* use enum rdma_ucm_port_space */ __u8 qp_type; __u8 reserved[5]; }; @@ -92,7 +100,7 @@ struct rdma_ucm_create_id_resp { }; struct rdma_ucm_destroy_id { - __u64 response; + __aligned_u64 response; __u32 id; __u32 reserved; }; @@ -102,7 +110,7 @@ struct rdma_ucm_destroy_id_resp { }; struct rdma_ucm_bind_ip { - __u64 response; + __aligned_u64 response; struct sockaddr_in6 addr; __u32 id; }; @@ -143,13 +151,13 @@ enum { }; struct rdma_ucm_query { - __u64 response; + __aligned_u64 response; __u32 id; __u32 option; }; struct rdma_ucm_query_route_resp { - __u64 node_guid; + __aligned_u64 node_guid; struct ib_user_path_rec ib_route[2]; struct sockaddr_in6 src_addr; struct sockaddr_in6 dst_addr; @@ -159,7 +167,7 @@ struct rdma_ucm_query_route_resp { }; struct rdma_ucm_query_addr_resp { - __u64 node_guid; + __aligned_u64 node_guid; __u8 port_num; __u8 reserved; __u16 pkey; @@ -210,7 +218,7 @@ struct rdma_ucm_listen { }; struct rdma_ucm_accept { - __u64 uid; + __aligned_u64 uid; struct rdma_ucm_conn_param conn_param; __u32 id; __u32 reserved; @@ -228,7 +236,7 @@ struct rdma_ucm_disconnect { }; struct rdma_ucm_init_qp_attr { - __u64 response; + __aligned_u64 response; __u32 id; __u32 qp_state; }; @@ -239,8 +247,8 @@ struct rdma_ucm_notify { }; struct rdma_ucm_join_ip_mcast { - __u64 response; /* rdma_ucm_create_id_resp */ - __u64 uid; + __aligned_u64 response; /* rdma_ucm_create_id_resp */ + __aligned_u64 uid; struct sockaddr_in6 addr; __u32 id; }; @@ -253,8 +261,8 @@ enum { }; struct rdma_ucm_join_mcast { - __u64 response; /* rdma_ucma_create_id_resp */ - __u64 uid; + __aligned_u64 response; /* rdma_ucma_create_id_resp */ + __aligned_u64 uid; __u32 id; __u16 addr_size; __u16 join_flags; @@ -262,18 +270,23 @@ struct rdma_ucm_join_mcast { }; struct rdma_ucm_get_event { - __u64 response; + __aligned_u64 response; }; struct rdma_ucm_event_resp { - __u64 uid; + __aligned_u64 uid; __u32 id; __u32 event; __u32 status; + /* + * NOTE: This union is not aligned to 8 bytes so none of the union + * members may contain a u64 or anything with higher alignment than 4. + */ union { struct rdma_ucm_conn_param conn; struct rdma_ucm_ud_param ud; } param; + __u32 reserved; }; /* Option levels */ @@ -291,7 +304,7 @@ enum { }; struct rdma_ucm_set_option { - __u64 optval; + __aligned_u64 optval; __u32 id; __u32 level; __u32 optname; @@ -299,7 +312,7 @@ struct rdma_ucm_set_option { }; struct rdma_ucm_migrate_id { - __u64 response; + __aligned_u64 response; __u32 id; __u32 fd; }; |