30803 struct ib_wc {  struct
30808 	enum ib_wc_status status;  argument
30809 	enum ib_wc_opcode opcode;  argument
30810 	u32 vendor_err;
30811 	u32 byte_len;
30812 	struct ib_qp *qp;
30813 	union {
30816 	} ex;
30817 	u32 src_qp;
30818 	u32 slid;
30819 	int wc_flags;
30820 	u16 pkey_index;
30821 	u8 sl;
30822 	u8 dlid_path_bits;
30823 	u32 port_num;
30824 	u8 smac[6];
30825 	u16 vlan_id;
30826 	u8 network_hdr_type;