[Linuxarm] Re: [PATCH v2 for-next] RDMA/hns: Adjust definition of FRMR fields

10 Feb 2021


      On Tue, Feb 09, 2021 at 04:38:43PM +0800, Weihang Li wrote:
...
@@ -545,7 +545,10 @@ static int set_rc_opcode(struct hns_roce_v2_rc_send_wqe *rc_sq_wqe,
      rc_sq_wqe->va = cpu_to_le64(atomic_wr(wr)->remote_addr);
      break;
  case IB_WR_REG_MR:
-		set_frmr_seg(rc_sq_wqe, reg_wr(wr));
+		if (hr_dev->pci_dev->revision >= PCI_REVISION_ID_HIP09)
+			set_frmr_seg(rc_sq_wqe, reg_wr(wr));
+		else
+			ret = -EOPNOTSUPP;
The driver must also clear IB_DEVICE_MEM_MGT_EXTENSIONS if it won't
support IB_WR_REG_MR

Jason

    

Jason Gunthorpe