| Message ID | 1544608150-88631-4-git-send-email-oulijun@huawei.com (mailing list archive) |
|---|---|
| State | Accepted |
| Delegated to: | Jason Gunthorpe |
| Headers | show |
| Series | Some bugfixes for hns | expand |
diff --git a/drivers/infiniband/hw/hns/hns_roce_qp.c b/drivers/infiniband/hw/hns/hns_roce_qp.c index 55ba86f..2290aa3 100644 --- a/drivers/infiniband/hw/hns/hns_roce_qp.c +++ b/drivers/infiniband/hw/hns/hns_roce_qp.c @@ -526,7 +526,8 @@ static int hns_roce_qp_has_sq(struct ib_qp_init_attr *attr) static int hns_roce_qp_has_rq(struct ib_qp_init_attr *attr) { if (attr->qp_type == IB_QPT_XRC_INI || - attr->qp_type == IB_QPT_XRC_TGT || attr->srq) + attr->qp_type == IB_QPT_XRC_TGT || attr->srq || + !attr->cap.max_recv_wr) return 0; return 1;
In some application scenario, the user could not have receive queue when run rdma write or read operation. This patch will support it. Signed-off-by: Lijun Ou <oulijun@huawei.com> --- drivers/infiniband/hw/hns/hns_roce_qp.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-)