ib_open_qp 1592 drivers/infiniband/core/uverbs_cmd.c qp = ib_open_qp(xrcd, &attr); ib_open_qp 1122 drivers/infiniband/core/verbs.c EXPORT_SYMBOL(ib_open_qp); ib_open_qp 3672 include/rdma/ib_verbs.h struct ib_qp *ib_open_qp(struct ib_xrcd *xrcd,