Messages in this thread Patch in this message | | | From | Huazhong Tan <> | Subject | [Patch net-next 04/12] net: hns3: adjust the location of clearing the table when doing reset | Date | Wed, 7 Nov 2018 12:06:10 +0800 |
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When doing a function reset, the hardware table should be cleared before the hardware reset. In current code, this clearing is done in hns3_reset_notify_uninit_enet, but it is too late, because the hardware reset is already done, hns3_reset_notify_down_enet is more suitable to do that.
Fixes: bb6b94a896d4 ("net: hns3: Add reset interface implementation in client") Signed-off-by: Huazhong Tan <tanhuazhong@huawei.com> --- drivers/net/ethernet/hisilicon/hns3/hns3_enet.c | 20 ++++++++++---------- 1 file changed, 10 insertions(+), 10 deletions(-)
diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c b/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c index d51469c..75e3e79 100644 --- a/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c +++ b/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c @@ -3716,9 +3716,19 @@ static void hns3_restore_coal(struct hns3_nic_priv *priv) static int hns3_reset_notify_down_enet(struct hnae3_handle *handle) { + struct hnae3_ae_dev *ae_dev = pci_get_drvdata(handle->pdev); struct hnae3_knic_private_info *kinfo = &handle->kinfo; struct net_device *ndev = kinfo->netdev; + /* it is cumbersome for hardware to pick-and-choose entries for deletion + * from table space. Hence, for function reset software intervention is + * required to delete the entries + */ + if (hns3_dev_ongoing_func_reset(ae_dev)) { + hns3_remove_hw_addr(ndev); + hns3_del_all_fd_rules(ndev, false); + } + if (!netif_running(ndev)) return 0; @@ -3797,7 +3807,6 @@ static int hns3_reset_notify_init_enet(struct hnae3_handle *handle) static int hns3_reset_notify_uninit_enet(struct hnae3_handle *handle) { - struct hnae3_ae_dev *ae_dev = pci_get_drvdata(handle->pdev); struct net_device *netdev = handle->kinfo.netdev; struct hns3_nic_priv *priv = netdev_priv(netdev); int ret; @@ -3821,15 +3830,6 @@ static int hns3_reset_notify_uninit_enet(struct hnae3_handle *handle) if (ret) netdev_err(netdev, "uninit ring error\n"); - /* it is cumbersome for hardware to pick-and-choose entries for deletion - * from table space. Hence, for function reset software intervention is - * required to delete the entries - */ - if (hns3_dev_ongoing_func_reset(ae_dev)) { - hns3_remove_hw_addr(netdev); - hns3_del_all_fd_rules(netdev, false); - } - clear_bit(HNS3_NIC_STATE_INITED, &priv->state); return ret; -- 2.7.4
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