u8 traffic_class;
};
+struct ib_grh {
+ u32 version_tclass_flow;
+ u16 paylen;
+ u8 next_hdr;
+ u8 hop_limit;
+ union ib_gid sgid;
+ union ib_gid dgid;
+};
+
enum {
IB_MULTICAST_QPN = 0xffffff
};
u32 remote_qpn;
u32 remote_qkey;
int timeout_ms; /* valid for MADs only */
+ int retries; /* valid for MADs only */
u16 pkey_index; /* valid for GSI only */
u8 port_num; /* valid for DR SMPs on switch only */
} ud;
*/
struct ib_ah *ib_create_ah(struct ib_pd *pd, struct ib_ah_attr *ah_attr);
+/**
+ * ib_create_ah_from_wc - Creates an address handle associated with the
+ * sender of the specified work completion.
+ * @pd: The protection domain associated with the address handle.
+ * @wc: Work completion information associated with a received message.
+ * @grh: References the received global route header. This parameter is
+ * ignored unless the work completion indicates that the GRH is valid.
+ * @port_num: The outbound port number to associate with the address.
+ *
+ * The address handle is used to reference a local or global destination
+ * in all UD QP post sends.
+ */
+struct ib_ah *ib_create_ah_from_wc(struct ib_pd *pd, struct ib_wc *wc,
+ struct ib_grh *grh, u8 port_num);
+
/**
* ib_modify_ah - Modifies the address vector associated with an address
* handle.