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authorHeiner Kallweit <hkallweit1@gmail.com>2020-10-29 18:33:46 +0100
committerJakub Kicinski <kuba@kernel.org>2020-10-31 10:23:02 -0700
commit5e4cb4800168671c7d599416ded360bac6c4b319 (patch)
tree6bf6e49c49662213fb53b136a1c2f894eb377bde /drivers
parentnet: core: add devm_netdev_alloc_pcpu_stats (diff)
downloadwireguard-linux-5e4cb4800168671c7d599416ded360bac6c4b319.tar.xz
wireguard-linux-5e4cb4800168671c7d599416ded360bac6c4b319.zip
r8169: use struct pcpu_sw_netstats for rx/tx packet/byte counters
Switch to the net core rx/tx byte/packet counter infrastructure. This simplifies the code, only small drawback is some memory overhead because we use just one queue, but allocate the counters per cpu. Signed-off-by: Heiner Kallweit <hkallweit1@gmail.com> Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/net/ethernet/realtek/r8169_main.c11
1 files changed, 8 insertions, 3 deletions
diff --git a/drivers/net/ethernet/realtek/r8169_main.c b/drivers/net/ethernet/realtek/r8169_main.c
index 00f13805c6f7..0ef30ad8a4bf 100644
--- a/drivers/net/ethernet/realtek/r8169_main.c
+++ b/drivers/net/ethernet/realtek/r8169_main.c
@@ -4417,6 +4417,7 @@ static void rtl_tx(struct net_device *dev, struct rtl8169_private *tp,
if (tp->dirty_tx != dirty_tx) {
netdev_completed_queue(dev, pkts_compl, bytes_compl);
+ dev_sw_netstats_tx_add(dev, pkts_compl, bytes_compl);
rtl_inc_priv_stats(&tp->tx_stats, pkts_compl, bytes_compl);
tp->dirty_tx = dirty_tx;
@@ -4539,6 +4540,7 @@ static int rtl_rx(struct net_device *dev, struct rtl8169_private *tp, u32 budget
napi_gro_receive(&tp->napi, skb);
+ dev_sw_netstats_rx_add(dev, pkt_size);
rtl_inc_priv_stats(&tp->rx_stats, 1, pkt_size);
release_descriptor:
rtl8169_mark_to_asic(desc);
@@ -4790,9 +4792,7 @@ rtl8169_get_stats64(struct net_device *dev, struct rtnl_link_stats64 *stats)
pm_runtime_get_noresume(&pdev->dev);
netdev_stats_to_stats64(stats, &dev->stats);
-
- rtl_get_priv_stats(&tp->rx_stats, &stats->rx_packets, &stats->rx_bytes);
- rtl_get_priv_stats(&tp->tx_stats, &stats->tx_packets, &stats->tx_bytes);
+ dev_fetch_sw_netstats(stats, dev->tstats);
/*
* Fetch additional counter values missing in stats collected by driver
@@ -5263,6 +5263,11 @@ static int rtl_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
tp->eee_adv = -1;
tp->ocp_base = OCP_STD_PHY_BASE;
+ dev->tstats = devm_netdev_alloc_pcpu_stats(&pdev->dev,
+ struct pcpu_sw_netstats);
+ if (!dev->tstats)
+ return -ENOMEM;
+
/* Get the *optional* external "ether_clk" used on some boards */
rc = rtl_get_ether_clk(tp);
if (rc)