Commit 328d405b authored by oulijun's avatar oulijun Committed by Doug Ledford

RDMA/hns: Intercept illegal RDMA operation when use inline data

RDMA read operation is not supported inline data. If user cofigures
issue a RDMA read and use inline data, it will happen a hardware
error.
Signed-off-by: default avatarLijun Ou <oulijun@huawei.com>
Signed-off-by: default avatarDoug Ledford <dledford@redhat.com>
parent 215a8c09
...@@ -71,6 +71,11 @@ static int set_rwqe_data_seg(struct ib_qp *ibqp, struct ib_send_wr *wr, ...@@ -71,6 +71,11 @@ static int set_rwqe_data_seg(struct ib_qp *ibqp, struct ib_send_wr *wr,
return -EINVAL; return -EINVAL;
} }
if (wr->opcode == IB_WR_RDMA_READ) {
dev_err(hr_dev->dev, "Not support inline data!\n");
return -EINVAL;
}
for (i = 0; i < wr->num_sge; i++) { for (i = 0; i < wr->num_sge; i++) {
memcpy(wqe, ((void *)wr->sg_list[i].addr), memcpy(wqe, ((void *)wr->sg_list[i].addr),
wr->sg_list[i].length); wr->sg_list[i].length);
......
Markdown is supported
0%
or
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment