2019-07-02 07:30:55

by Xue Chaojing

[permalink] [raw]
Subject: [PATCH net-next] hinic: remove standard netdev stats

This patch removes standard netdev stats in ethtool -S.

Suggested-by: Jakub Kicinski <[email protected]>
Signed-off-by: Xue Chaojing <[email protected]>
---
.../net/ethernet/huawei/hinic/hinic_ethtool.c | 47 +------------------
1 file changed, 1 insertion(+), 46 deletions(-)

diff --git a/drivers/net/ethernet/huawei/hinic/hinic_ethtool.c b/drivers/net/ethernet/huawei/hinic/hinic_ethtool.c
index 8d98f37c88a8..73a20f01ad4c 100644
--- a/drivers/net/ethernet/huawei/hinic/hinic_ethtool.c
+++ b/drivers/net/ethernet/huawei/hinic/hinic_ethtool.c
@@ -440,35 +440,6 @@ static u32 hinic_get_rxfh_indir_size(struct net_device *netdev)

#define ARRAY_LEN(arr) ((int)((int)sizeof(arr) / (int)sizeof(arr[0])))

-#define HINIC_NETDEV_STAT(_stat_item) { \
- .name = #_stat_item, \
- .size = FIELD_SIZEOF(struct rtnl_link_stats64, _stat_item), \
- .offset = offsetof(struct rtnl_link_stats64, _stat_item) \
-}
-
-static struct hinic_stats hinic_netdev_stats[] = {
- HINIC_NETDEV_STAT(rx_packets),
- HINIC_NETDEV_STAT(tx_packets),
- HINIC_NETDEV_STAT(rx_bytes),
- HINIC_NETDEV_STAT(tx_bytes),
- HINIC_NETDEV_STAT(rx_errors),
- HINIC_NETDEV_STAT(tx_errors),
- HINIC_NETDEV_STAT(rx_dropped),
- HINIC_NETDEV_STAT(tx_dropped),
- HINIC_NETDEV_STAT(multicast),
- HINIC_NETDEV_STAT(collisions),
- HINIC_NETDEV_STAT(rx_length_errors),
- HINIC_NETDEV_STAT(rx_over_errors),
- HINIC_NETDEV_STAT(rx_crc_errors),
- HINIC_NETDEV_STAT(rx_frame_errors),
- HINIC_NETDEV_STAT(rx_fifo_errors),
- HINIC_NETDEV_STAT(rx_missed_errors),
- HINIC_NETDEV_STAT(tx_aborted_errors),
- HINIC_NETDEV_STAT(tx_carrier_errors),
- HINIC_NETDEV_STAT(tx_fifo_errors),
- HINIC_NETDEV_STAT(tx_heartbeat_errors),
-};
-
#define HINIC_FUNC_STAT(_stat_item) { \
.name = #_stat_item, \
.size = FIELD_SIZEOF(struct hinic_vport_stats, _stat_item), \
@@ -658,20 +629,11 @@ static void hinic_get_ethtool_stats(struct net_device *netdev,
{
struct hinic_dev *nic_dev = netdev_priv(netdev);
struct hinic_vport_stats vport_stats = {0};
- const struct rtnl_link_stats64 *net_stats;
struct hinic_phy_port_stats *port_stats;
- struct rtnl_link_stats64 temp;
u16 i = 0, j = 0;
char *p;
int err;

- net_stats = dev_get_stats(netdev, &temp);
- for (j = 0; j < ARRAY_LEN(hinic_netdev_stats); j++, i++) {
- p = (char *)net_stats + hinic_netdev_stats[j].offset;
- data[i] = (hinic_netdev_stats[j].size ==
- sizeof(u64)) ? *(u64 *)p : *(u32 *)p;
- }
-
err = hinic_get_vport_stats(nic_dev, &vport_stats);
if (err)
netif_err(nic_dev, drv, netdev,
@@ -716,8 +678,7 @@ static int hinic_get_sset_count(struct net_device *netdev, int sset)
switch (sset) {
case ETH_SS_STATS:
q_num = nic_dev->num_qps;
- count = ARRAY_LEN(hinic_netdev_stats) +
- ARRAY_LEN(hinic_function_stats) +
+ count = ARRAY_LEN(hinic_function_stats) +
(ARRAY_LEN(hinic_tx_queue_stats) +
ARRAY_LEN(hinic_rx_queue_stats)) * q_num;

@@ -738,12 +699,6 @@ static void hinic_get_strings(struct net_device *netdev,

switch (stringset) {
case ETH_SS_STATS:
- for (i = 0; i < ARRAY_LEN(hinic_netdev_stats); i++) {
- memcpy(p, hinic_netdev_stats[i].name,
- ETH_GSTRING_LEN);
- p += ETH_GSTRING_LEN;
- }
-
for (i = 0; i < ARRAY_LEN(hinic_function_stats); i++) {
memcpy(p, hinic_function_stats[i].name,
ETH_GSTRING_LEN);
--
2.17.1


2019-07-02 18:13:32

by David Miller

[permalink] [raw]
Subject: Re: [PATCH net-next] hinic: remove standard netdev stats

From: Xue Chaojing <[email protected]>
Date: Mon, 1 Jul 2019 23:40:00 +0000

> This patch removes standard netdev stats in ethtool -S.
>
> Suggested-by: Jakub Kicinski <[email protected]>
> Signed-off-by: Xue Chaojing <[email protected]>

Applied, thanks for following up on this.