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net: hns3: add log for setting tx spare buf size 

For the active tx spare buffer size maybe changed according
to the page size, so add log to notice it.

Signed-off-by: Hao Chen <chenhao288@hisilicon.com>
Signed-off-by: Guangbin Huang <huangguangbin2@huawei.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Hao Chen 2022-04-19 11:27:05 +08:00 committed by David S. Miller
parent bcc7a98f0d
commit 2373b35c24
1 changed files with 6 additions and 0 deletions
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6
drivers/net/ethernet/hisilicon/hns3/hns3_ethtool.c
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@ -1898,6 +1898,8 @@ 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)) {
@ -1915,6 +1917,10 @@ 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;