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 (    	_resp {
	__u32  comp_mask;
	__u32  response_length;
};

struct ib_uverbs_destroy_qp {
	__aligned_u64 response;
	__u32 qp_handle;
	__u32 reserved;
};

struct ib_uverbs_destroy_qp_resp {
	__u32 events_reported;
};

/*
 * The ib_uverbs_sge structure isn't used anywhere, since we assume
 * the ib_sge structure is packed the same way on 32-bit and 64-bit
 * architectures in both kernel and user space.  It's just here to
 * document the ABI.
 */
struct ib_uverbs_sge {
	__aligned_u64 addr;
	__u32 length;
	__u32 lkey;
};

enum ib_uverbs_wr_opcode {
	IB_UVERBS_WR_RDMA_WRITE = 0,
	IB_UVERBS_WR_RDMA_WRITE_WITH_IMM = 1,
	IB_UVERBS_WR_SEND = 2,
	IB_UVERBS_WR_SEND_WITH_IMM = 3,
	IB_UVERBS_WR_RDMA_READ = 4,
	IB_UVERBS_WR_ATOMIC_CMP_AND_SWP = 5,
	IB_UVERBS_WR_ATOMIC_FETCH_AND_ADD = 6,
	IB_UVERBS_WR_LOCAL_INV = 7,
	IB_UVERBS_WR_BIND_MW = 8,
	IB_UVERBS_WR_SEND_WITH_INV = 9,
	IB_UVERBS_WR_TSO = 10,
	IB_UVERBS_WR_RDMA_READ_WITH_INV = 11,
	IB_UVERBS_WR_MASKED_ATOMIC_CMP_AND_SWP = 12,
	IB_UVERBS_WR_MASKED_ATOMIC_FETCH_AND_ADD = 13,
	/* Review enum ib_wr_opcode before modifying this */
};

struct ib_uverbs_send_wr {
	__aligned_u64 wr_id;
	__u32 num_sge;
	__u32 opcode;		/* see enum ib_uverbs_wr_opcode */
	__u32 send_flags;
	union {
		__be32 imm_data;
		__u32 invalidate_rkey;
	} ex;
	union {
		struct {
			__aligned_u64 remote_addr;
			__u32 rkey;
			__u32 reserved;
		} rdma;
		struct {
			__aligned_u64 remote_addr;
			__aligned_u64 compare_add;
			__aligned_u64 swap;
			__u32 rkey;
			__u32 reserved;
		} atomic;
		struct {
			__u32 ah;
			__u32 remote_qpn;
			__u32 remote_qkey;
			__u32 reserved;
		} ud;
	} wr;
};

struct ib_uverbs_post_send {
	__aligned_u64 response;
	__u32 qp_handle;
	__u32 wr_count;
	__u32 sge_count;
	__u32 wqe_size;
	struct ib_uverbs_send_wr send_wr[0];
};

struct ib_uverbs_post_send_resp {
	__u32 bad_wr;
};

struct ib_uverbs_recv_wr {
	__aligned_u64 wr_id;
	__u32 num_sge;
	__u32 reserved;
};

struct ib_uverbs_post_recv {
	__aligned_u64 response;
	__u32 qp_handle;
	__u32 wr_count;
	__u32 sge_count;
	__u32 wqe_size;
	struct ib_uverbs_recv_wr recv_wr[0];
};

struct ib_uverbs_post_recv_resp {
	__u32 bad_wr;
};

struct ib_uverbs_post_srq_recv {
	__aligned_u64 response;
	__u32 srq_handle;
	__u32 wr_count;
	__u32 sge_count;
	__u32 wqe_size;
	struct ib_uverbs_recv_wr recv[0];
};

struct ib_uverbs_post_srq_recv_resp {
	__u32 bad_wr;
};

struct ib_uverbs_create_ah {
	__aligned_u64 response;
	__aligned_u64 user_handle;
	__u32 pd_handle;
	__u32 reserved;
	struct ib_uverbs_ah_attr attr;
	__aligned_u64 driver_data[0];
};

struct ib_uverbs_create_ah_resp {
	__u32 ah_handle;
	__u32 driver_data[0];
};

struct ib_uverbs_destroy_ah {
	__u32 ah_handle;
};

struct ib_uverbs_attach_mcast {
	__u8  gid[16];
	__u32 qp_handle;
	__u16 mlid;
	__u16 reserved;
	__aligned_u64 driver_data[0];
};

struct ib_uverbs_detach_mcast {
	__u8  gid[16];
	__u32 qp_handle;
	__u16 mlid;
	__u16 reserved;
	__aligned_u64 driver_data[0];
};

struct ib_uverbs_flow_spec_hdr {
	__u32 type;
	__u16 size;
	__u16 reserved;
	/* followed by flow_spec */
	__aligned_u64 flow_spec_data[0];
};

struct ib_uverbs_flow_eth_filter {
	__u8  dst_mac[6];
	__u8  src_mac[6];
	__be16 ether_type;
	__be16 vlan_tag;
};

struct ib_uverbs_flow_spec_eth {
	union {
		struct ib_uverbs_flow_spec_hdr hdr;
		struct {
			__u32 type;
			__u16 size;
			__u16 reserved;
		};
	};
	struct ib_uverbs_flow_eth_filter val;
	struct ib_uverbs_flow_eth_filter mask;
};

struct ib_uverbs_flow_ipv4_filter {
	__be32 src_ip;
	__be32 dst_ip;
	__u8	proto;
	__u8	tos;
	__u8	ttl;
	__u8	flags;
};

struct ib_uverbs_flow_spec_ipv4 {
	union {
		struct ib_uverbs_flow_spec_hdr hdr;
		struct {
			__u32 type;
			__u16 size;
			__u16 reserved;
		};
	};
	struct ib_uverbs_flow_ipv4_filter val;
	struct ib_uverbs_flow_ipv4_filter mask;
};

struct ib_uverbs_flow_tcp_udp_filter {
	__be16 dst_port;
	__be16 src_port;
};

struct ib_uverbs_flow_spec_tcp_udp {
	union {
		struct ib_uverbs_flow_spec_hdr hdr;
		struct {
			__u32 type;
			__u16 size;
			__u16 reserved;
		};
	};
	struct ib_uverbs_flow_tcp_udp_filter val;
	struct ib_uverb