def create_qps(self):
"""
Initializes self.qps with an XRC SEND/RECV QPs.
:return: None
"""
qp_attr = QPAttr(port_num=self.ib_port)
qp_attr.pkey_index = 0
for _ in range(self.qp_count):
attr_ex = QPInitAttrEx(qp_type=e.IBV_QPT_XRC_RECV,
comp_mask=e.IBV_QP_INIT_ATTR_XRCD,
xrcd=self.xrcd)
qp_attr.qp_access_flags = e.IBV_ACCESS_REMOTE_WRITE | \
e.IBV_ACCESS_REMOTE_READ
recv_qp = QP(self.ctx, attr_ex, qp_attr)
self.rqp_lst.append(recv_qp)
qp_caps = QPCap(max_send_wr=self.num_msgs, max_recv_sge=0,
max_recv_wr=0)
attr_ex = QPInitAttrEx(qp_type=e.IBV_QPT_XRC_SEND, sq_sig_all=1,
comp_mask=e.IBV_QP_INIT_ATTR_PD,
pd=self.pd, scq=self.cq, cap=qp_caps)
qp_attr.qp_access_flags = 0
send_qp =QP(self.ctx, attr_ex, qp_attr)
self.sqp_lst.append(send_qp)
self.qps_num.append((recv_qp.qp_num, send_qp.qp_num))
self.psns.append(random.getrandbits(24))
def create_qp_ex(agr_obj, qp_type, send_flags):
if qp_type == e.IBV_QPT_XRC_SEND:
cap = QPCap(max_send_wr=agr_obj.num_msgs, max_recv_wr=0, max_recv_sge=0,
max_send_sge=1)
else:
cap = QPCap(max_send_wr=agr_obj.num_msgs, max_recv_wr=agr_obj.num_msgs,
max_recv_sge=1, max_send_sge=1)
qia = QPInitAttrEx(cap=cap, qp_type=qp_type, scq=agr_obj.cq,
rcq=agr_obj.cq, pd=agr_obj.pd, send_ops_flags=send_flags,
comp_mask=e.IBV_QP_INIT_ATTR_PD |
e.IBV_QP_INIT_ATTR_SEND_OPS_FLAGS)
qp_attr = QPAttr(port_num=agr_obj.ib_port)
if qp_type == e.IBV_QPT_UD:
qp_attr.qkey = agr_obj.UD_QKEY
qp_attr.pkey_index = agr_obj.UD_PKEY_INDEX
if qp_type == e.IBV_QPT_RC:
qp_attr.qp_access_flags = e.IBV_ACCESS_REMOTE_WRITE | \
e.IBV_ACCESS_REMOTE_READ | \
e.IBV_ACCESS_REMOTE_ATOMIC
try:
# We don't have capability bits for this
qp = QPEx(agr_obj.ctx, qia, qp_attr)
except PyverbsRDMAError as ex:
if ex.error_code == errno.EOPNOTSUPP:
raise unittest.SkipTest('Extended QP is not supported on this device')
raise ex
return qp
def create_qp(self):
qp_caps = QPCap(max_recv_wr=self.num_msgs)
qp_init_attr = QPInitAttr(qp_type=e.IBV_QPT_UD, cap=qp_caps,
scq=self.cq, rcq=self.cq)
qp_attr = QPAttr(port_num=self.ib_port)
qp_attr.qkey = self.UD_QKEY
qp_attr.pkey_index = self.UD_PKEY_INDEX
self.qp = QP(self.pd, qp_init_attr, qp_attr)
def create_qp(self):
qp_attr = QPAttr(port_num=self.ib_port)
qp_attr.pkey_index = 0
for _ in range(self.qp_count):
attr_ex = QPInitAttrEx(qp_type=e.IBV_QPT_XRC_RECV,
comp_mask=e.IBV_QP_INIT_ATTR_XRCD,
xrcd=self.xrcd)
qp_attr.qp_access_flags = e.IBV_ACCESS_REMOTE_WRITE | \
e.IBV_ACCESS_REMOTE_READ
recv_qp = QP(self.ctx, attr_ex, qp_attr)
self.rqp_lst.append(recv_qp)
send_qp = create_qp_ex(self, e.IBV_QPT_XRC_SEND, e.IBV_QP_EX_WITH_SEND)
self.sqp_lst.append(send_qp)
self.qps_num.append((recv_qp.qp_num, send_qp.qp_num))
self.psns.append(random.getrandbits(24))
def create_qp_attr(self):
attr = QPAttr(port_num=self.ib_port)
attr.qkey = self.SRD_QKEY
attr.pkey_index = self.SRD_PKEY_INDEX
return attr
