RDMA/hns: Set reset flag when hw resetting

When hw resetting, there is no response from hw when driver sending cmdq.
If driver still send cmdq to hw, the reset process may be blocked.  So
reset flag should be set to intercept the cmdq command when driver
receiving "notify down" signal.

Signed-off-by: Lang Cheng <chenglang@huawei.com>
Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>

diff --git a/drivers/infiniband/hw/hns/hns_roce_hw_v2.c b/drivers/infiniband/hw/hns/hns_roce_hw_v2.c
index 3559c0cf112dc2d556cadb19b607aeb46111578a..7676ea07fdece5b2067dc27704c82b8e5680293f 100644 (file)
--- a/drivers/infiniband/hw/hns/hns_roce_hw_v2.c
+++ b/drivers/infiniband/hw/hns/hns_roce_hw_v2.c
@@ -6384,6 +6384,7 @@ static int hns_roce_hw_v2_reset_notify_down(struct hnae3_handle *handle)
        if (!hr_dev)
                return 0;
 
+       hr_dev->is_reset = true;
        hr_dev->active = false;
        hr_dev->dis_db = true;