On Sat, Jan 30, 2021 at 05:05:13PM +0800, Weihang Li wrote:
From: Yixing Liu liuyixing1@huawei.com
Direct wqe is a mechanism to fill wqe directly into the hardware. In the case of light load, the wqe will be filled into pcie bar space of the hardware, this will reduce one memory access operation and therefore reduce the latency.
Signed-off-by: Yixing Liu liuyixing1@huawei.com Signed-off-by: Lang Cheng chenglang@huawei.com Signed-off-by: Weihang Li liweihang@huawei.com
Changes since v1:
- Delete an extra blank line.
- Link: https://patchwork.kernel.org/project/linux-rdma/patch/1611395717-11081-1-git...
drivers/infiniband/hw/hns/hns_roce_device.h | 6 ++++ drivers/infiniband/hw/hns/hns_roce_hw_v2.c | 44 ++++++++++++++++++++++++++++- drivers/infiniband/hw/hns/hns_roce_hw_v2.h | 13 +++++++++ 3 files changed, 62 insertions(+), 1 deletion(-)
Applied to for-next, thanks
Jason