IB/hns: Modify the init of iboe lock

This lock will be used in query port interface, and will be called
while IB device was registered to OFED framework/IB Core. So, the
lock of iboe must be initiated before IB device was registered.

Signed-off-by: Lijun Ou <oulijun@huawei.com>
Signed-off-by: Dongdong Huang(Donald) <hdd.huang@huawei.com>
Reviewed-by:  Wei Hu (Xavier) <xavier.huwei@huawei.com>
Signed-off-by: Salil Mehta <salil.mehta@huawei.com>
Signed-off-by: Doug Ledford <dledford@redhat.com>

diff --git a/drivers/infiniband/hw/hns/hns_roce_main.c b/drivers/infiniband/hw/hns/hns_roce_main.c
index 4b44998a039ea1c42b27ed8096968351d9365fbf..764e35a54457e7c0c8bfde46577df1e3962d833c 100644 (file)
--- a/drivers/infiniband/hw/hns/hns_roce_main.c
+++ b/drivers/infiniband/hw/hns/hns_roce_main.c
@@ -602,6 +602,7 @@ static int hns_roce_register_device(struct hns_roce_dev *hr_dev)
        struct device *dev = &hr_dev->pdev->dev;
 
        iboe = &hr_dev->iboe;
+       spin_lock_init(&iboe->lock);
 
        ib_dev = &hr_dev->ib_dev;
        strlcpy(ib_dev->name, "hisi_%d", IB_DEVICE_NAME_MAX);
@@ -686,8 +687,6 @@ static int hns_roce_register_device(struct hns_roce_dev *hr_dev)
                goto error_failed_setup_mtu_gids;
        }
 
-       spin_lock_init(&iboe->lock);
-
        iboe->nb.notifier_call = hns_roce_netdev_event;
        ret = register_netdevice_notifier(&iboe->nb);
        if (ret) {