diff mbox series

[for-next,4/8] RDMA/hns: Set reset flag when hw resetting

Message ID 1561376872-111496-5-git-send-email-oulijun@huawei.com (mailing list archive)
State Accepted
Delegated to: Jason Gunthorpe
Headers show
Series Some fixes from hns | expand

Commit Message

Lijun Ou June 24, 2019, 11:47 a.m. UTC 
From: Lang Cheng <chenglang@huawei.com>

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>
---
 drivers/infiniband/hw/hns/hns_roce_hw_v2.c | 1 +
 1 file changed, 1 insertion(+)
diff mbox series

Patch

diff --git a/drivers/infiniband/hw/hns/hns_roce_hw_v2.c b/drivers/infiniband/hw/hns/hns_roce_hw_v2.c
index e57dc2c..6a1ba18 100644
--- a/drivers/infiniband/hw/hns/hns_roce_hw_v2.c
+++ b/drivers/infiniband/hw/hns/hns_roce_hw_v2.c
@@ -6389,6 +6389,7 @@  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;