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| author | Yixian Liu <liuyixian@huawei.com> | 2021-04-28 15:12:30 +0800 |
|---|---|---|
| committer | Jason Gunthorpe <jgg@nvidia.com> | 2021-05-11 13:15:22 -0300 |
| commit | 591f762b2750c628df9412d1c795b56e83a34b3e (patch) | |
| tree | 1c13737fe907c319e8d5ad42c6c7dbb7172b3b60 | |
| parent | 6efb943b8616ec53a5e444193dccf1af9ad627b5 (diff) | |
| download | linux-591f762b2750c628df9412d1c795b56e83a34b3e.tar.gz linux-591f762b2750c628df9412d1c795b56e83a34b3e.tar.bz2 linux-591f762b2750c628df9412d1c795b56e83a34b3e.zip | |
RDMA/hns: Remove the condition of light load for posting DWQE
Even in the case of heavy load, direct WQE can still be posted. The
hardware will decide whether to drop the DWQE or not. Thus, the limit
needs to be removed.
Fixes: 01584a5edcc4 ("RDMA/hns: Add support of direct wqe")
Link: https://lore.kernel.org/r/1619593950-29414-1-git-send-email-liweihang@huawei.com
Signed-off-by: Yixian Liu <liuyixian@huawei.com>
Signed-off-by: Weihang Li <liweihang@huawei.com>
Signed-off-by: Jason Gunthorpe <jgg@nvidia.com>
| -rw-r--r-- | drivers/infiniband/hw/hns/hns_roce_hw_v2.c | 3 |
1 files changed, 1 insertions, 2 deletions
diff --git a/drivers/infiniband/hw/hns/hns_roce_hw_v2.c b/drivers/infiniband/hw/hns/hns_roce_hw_v2.c index 7652dafe32ec..49bb4f51466c 100644 --- a/drivers/infiniband/hw/hns/hns_roce_hw_v2.c +++ b/drivers/infiniband/hw/hns/hns_roce_hw_v2.c @@ -791,8 +791,7 @@ out: qp->sq.head += nreq; qp->next_sge = sge_idx; - if (nreq == 1 && qp->sq.head == qp->sq.tail + 1 && - (qp->en_flags & HNS_ROCE_QP_CAP_DIRECT_WQE)) + if (nreq == 1 && (qp->en_flags & HNS_ROCE_QP_CAP_DIRECT_WQE)) write_dwqe(hr_dev, qp, wqe); else update_sq_db(hr_dev, qp); |