diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3_ethtool.c b/drivers/net/ethernet/hisilicon/hns3/hns3_ethtool.c index 4899b89fe69b22608957c94ee615980cf64a460a..fb86da4296a2e9e6f7e53ac943f6c78f6d79a393 100644 --- a/drivers/net/ethernet/hisilicon/hns3/hns3_ethtool.c +++ b/drivers/net/ethernet/hisilicon/hns3/hns3_ethtool.c @@ -1885,6 +1885,8 @@ static int hns3_set_tunable(struct net_device *netdev, case ETHTOOL_TX_COPYBREAK_BUF_SIZE: old_tx_spare_buf_size = h->kinfo.tx_spare_buf_size; new_tx_spare_buf_size = *(u32 *)data; + netdev_info(netdev, "request to set tx spare buf size from %u to %u\n", + old_tx_spare_buf_size, new_tx_spare_buf_size); ret = hns3_set_tx_spare_buf_size(netdev, new_tx_spare_buf_size); if (ret || (!priv->ring->tx_spare && new_tx_spare_buf_size != 0)) { @@ -1902,6 +1904,10 @@ static int hns3_set_tunable(struct net_device *netdev, return ret; } + + netdev_info(netdev, "the actvie tx spare buf size is %u, due to page order\n", + priv->ring->tx_spare->len); + break; default: ret = -EOPNOTSUPP;