summaryrefslogtreecommitdiff
diff options
context:
space:
mode:
Diffstat
-rw-r--r--include/linux/netdevice.h58
-rw-r--r--include/net/dst.h5
-rw-r--r--net/core/dev.c14
-rw-r--r--net/ipv4/ip_gre.c10
-rw-r--r--net/ipv4/ip_tunnel.c32
-rw-r--r--net/ipv4/ip_vti.c20
-rw-r--r--net/ipv4/ipip.c2
-rw-r--r--net/ipv4/ipmr.c12
-rw-r--r--net/ipv6/ip6_gre.c11
-rw-r--r--net/ipv6/ip6_tunnel.c26
-rw-r--r--net/ipv6/ip6_vti.c16
-rw-r--r--net/ipv6/ip6mr.c10
-rw-r--r--net/ipv6/sit.c22
13 files changed, 117 insertions, 121 deletions
diff --git a/include/linux/netdevice.h b/include/linux/netdevice.h
index 02a2318da7c7..23b3903b0678 100644
--- a/include/linux/netdevice.h
+++ b/include/linux/netdevice.h
@@ -171,31 +171,38 @@ static inline bool dev_xmit_complete(int rc)
* (unsigned long) so they can be read and written atomically.
*/
+#define NET_DEV_STAT(FIELD) \
+ union { \
+ unsigned long FIELD; \
+ atomic_long_t __##FIELD; \
+ }
+
struct net_device_stats {
- unsigned long rx_packets;
- unsigned long tx_packets;
- unsigned long rx_bytes;
- unsigned long tx_bytes;
- unsigned long rx_errors;
- unsigned long tx_errors;
- unsigned long rx_dropped;
- unsigned long tx_dropped;
- unsigned long multicast;
- unsigned long collisions;
- unsigned long rx_length_errors;
- unsigned long rx_over_errors;
- unsigned long rx_crc_errors;
- unsigned long rx_frame_errors;
- unsigned long rx_fifo_errors;
- unsigned long rx_missed_errors;
- unsigned long tx_aborted_errors;
- unsigned long tx_carrier_errors;
- unsigned long tx_fifo_errors;
- unsigned long tx_heartbeat_errors;
- unsigned long tx_window_errors;
- unsigned long rx_compressed;
- unsigned long tx_compressed;
+ NET_DEV_STAT(rx_packets);
+ NET_DEV_STAT(tx_packets);
+ NET_DEV_STAT(rx_bytes);
+ NET_DEV_STAT(tx_bytes);
+ NET_DEV_STAT(rx_errors);
+ NET_DEV_STAT(tx_errors);
+ NET_DEV_STAT(rx_dropped);
+ NET_DEV_STAT(tx_dropped);
+ NET_DEV_STAT(multicast);
+ NET_DEV_STAT(collisions);
+ NET_DEV_STAT(rx_length_errors);
+ NET_DEV_STAT(rx_over_errors);
+ NET_DEV_STAT(rx_crc_errors);
+ NET_DEV_STAT(rx_frame_errors);
+ NET_DEV_STAT(rx_fifo_errors);
+ NET_DEV_STAT(rx_missed_errors);
+ NET_DEV_STAT(tx_aborted_errors);
+ NET_DEV_STAT(tx_carrier_errors);
+ NET_DEV_STAT(tx_fifo_errors);
+ NET_DEV_STAT(tx_heartbeat_errors);
+ NET_DEV_STAT(tx_window_errors);
+ NET_DEV_STAT(rx_compressed);
+ NET_DEV_STAT(tx_compressed);
};
+#undef NET_DEV_STAT
/* per-cpu stats, allocated on demand.
* Try to fit them in a single cache line, for dev_get_stats() sake.
@@ -5171,4 +5178,9 @@ extern struct list_head ptype_base[PTYPE_HASH_SIZE] __read_mostly;
extern struct net_device *blackhole_netdev;
+/* Note: Avoid these macros in fast path, prefer per-cpu or per-queue counters. */
+#define DEV_STATS_INC(DEV, FIELD) atomic_long_inc(&(DEV)->stats.__##FIELD)
+#define DEV_STATS_ADD(DEV, FIELD, VAL) \
+ atomic_long_add((VAL), &(DEV)->stats.__##FIELD)
+
#endif /* _LINUX_NETDEVICE_H */
diff --git a/include/net/dst.h b/include/net/dst.h
index 00b479ce6b99..d67fda89cd0f 100644
--- a/include/net/dst.h
+++ b/include/net/dst.h
@@ -356,9 +356,8 @@ static inline void __skb_tunnel_rx(struct sk_buff *skb, struct net_device *dev,
static inline void skb_tunnel_rx(struct sk_buff *skb, struct net_device *dev,
struct net *net)
{
- /* TODO : stats should be SMP safe */
- dev->stats.rx_packets++;
- dev->stats.rx_bytes += skb->len;
+ DEV_STATS_INC(dev, rx_packets);
+ DEV_STATS_ADD(dev, rx_bytes, skb->len);
__skb_tunnel_rx(skb, dev, net);
}
diff --git a/net/core/dev.c b/net/core/dev.c
index fb943dad9651..d0fb4af9a126 100644
--- a/net/core/dev.c
+++ b/net/core/dev.c
@@ -10369,24 +10369,16 @@ void netdev_run_todo(void)
void netdev_stats_to_stats64(struct rtnl_link_stats64 *stats64,
const struct net_device_stats *netdev_stats)
{
-#if BITS_PER_LONG == 64
- BUILD_BUG_ON(sizeof(*stats64) < sizeof(*netdev_stats));
- memcpy(stats64, netdev_stats, sizeof(*netdev_stats));
- /* zero out counters that only exist in rtnl_link_stats64 */
- memset((char *)stats64 + sizeof(*netdev_stats), 0,
- sizeof(*stats64) - sizeof(*netdev_stats));
-#else
- size_t i, n = sizeof(*netdev_stats) / sizeof(unsigned long);
- const unsigned long *src = (const unsigned long *)netdev_stats;
+ size_t i, n = sizeof(*netdev_stats) / sizeof(atomic_long_t);
+ const atomic_long_t *src = (atomic_long_t *)netdev_stats;
u64 *dst = (u64 *)stats64;
BUILD_BUG_ON(n > sizeof(*stats64) / sizeof(u64));
for (i = 0; i < n; i++)
- dst[i] = src[i];
+ dst[i] = atomic_long_read(&src[i]);
/* zero out counters that only exist in rtnl_link_stats64 */
memset((char *)stats64 + n * sizeof(u64), 0,
sizeof(*stats64) - n * sizeof(u64));
-#endif
}
EXPORT_SYMBOL(netdev_stats_to_stats64);
diff --git a/net/ipv4/ip_gre.c b/net/ipv4/ip_gre.c
index d8ee5238c395..a4ccef3e6935 100644
--- a/net/ipv4/ip_gre.c
+++ b/net/ipv4/ip_gre.c
@@ -510,7 +510,7 @@ static void gre_fb_xmit(struct sk_buff *skb, struct net_device *dev,
err_free_skb:
kfree_skb(skb);
- dev->stats.tx_dropped++;
+ DEV_STATS_INC(dev, tx_dropped);
}
static void erspan_fb_xmit(struct sk_buff *skb, struct net_device *dev)
@@ -592,7 +592,7 @@ static void erspan_fb_xmit(struct sk_buff *skb, struct net_device *dev)
err_free_skb:
kfree_skb(skb);
- dev->stats.tx_dropped++;
+ DEV_STATS_INC(dev, tx_dropped);
}
static int gre_fill_metadata_dst(struct net_device *dev, struct sk_buff *skb)
@@ -663,7 +663,7 @@ static netdev_tx_t ipgre_xmit(struct sk_buff *skb,
free_skb:
kfree_skb(skb);
- dev->stats.tx_dropped++;
+ DEV_STATS_INC(dev, tx_dropped);
return NETDEV_TX_OK;
}
@@ -717,7 +717,7 @@ static netdev_tx_t erspan_xmit(struct sk_buff *skb,
free_skb:
kfree_skb(skb);
- dev->stats.tx_dropped++;
+ DEV_STATS_INC(dev, tx_dropped);
return NETDEV_TX_OK;
}
@@ -745,7 +745,7 @@ static netdev_tx_t gre_tap_xmit(struct sk_buff *skb,
free_skb:
kfree_skb(skb);
- dev->stats.tx_dropped++;
+ DEV_STATS_INC(dev, tx_dropped);
return NETDEV_TX_OK;
}
diff --git a/net/ipv4/ip_tunnel.c b/net/ipv4/ip_tunnel.c
index 019f3b0839c5..de90b09dfe78 100644
--- a/net/ipv4/ip_tunnel.c
+++ b/net/ipv4/ip_tunnel.c
@@ -368,23 +368,23 @@ int ip_tunnel_rcv(struct ip_tunnel *tunnel, struct sk_buff *skb,
#ifdef CONFIG_NET_IPGRE_BROADCAST
if (ipv4_is_multicast(iph->daddr)) {
- tunnel->dev->stats.multicast++;
+ DEV_STATS_INC(tunnel->dev, multicast);
skb->pkt_type = PACKET_BROADCAST;
}
#endif
if ((!(tpi->flags&TUNNEL_CSUM) && (tunnel->parms.i_flags&TUNNEL_CSUM)) ||
((tpi->flags&TUNNEL_CSUM) && !(tunnel->parms.i_flags&TUNNEL_CSUM))) {
- tunnel->dev->stats.rx_crc_errors++;
- tunnel->dev->stats.rx_errors++;
+ DEV_STATS_INC(tunnel->dev, rx_crc_errors);
+ DEV_STATS_INC(tunnel->dev, rx_errors);
goto drop;
}
if (tunnel->parms.i_flags&TUNNEL_SEQ) {
if (!(tpi->flags&TUNNEL_SEQ) ||
(tunnel->i_seqno && (s32)(ntohl(tpi->seq) - tunnel->i_seqno) < 0)) {
- tunnel->dev->stats.rx_fifo_errors++;
- tunnel->dev->stats.rx_errors++;
+ DEV_STATS_INC(tunnel->dev, rx_fifo_errors);
+ DEV_STATS_INC(tunnel->dev, rx_errors);
goto drop;
}
tunnel->i_seqno = ntohl(tpi->seq) + 1;
@@ -398,8 +398,8 @@ int ip_tunnel_rcv(struct ip_tunnel *tunnel, struct sk_buff *skb,
net_info_ratelimited("non-ECT from %pI4 with TOS=%#x\n",
&iph->saddr, iph->tos);
if (err > 1) {
- ++tunnel->dev->stats.rx_frame_errors;
- ++tunnel->dev->stats.rx_errors;
+ DEV_STATS_INC(tunnel->dev, rx_frame_errors);
+ DEV_STATS_INC(tunnel->dev, rx_errors);
goto drop;
}
}
@@ -581,7 +581,7 @@ void ip_md_tunnel_xmit(struct sk_buff *skb, struct net_device *dev,
if (!rt) {
rt = ip_route_output_key(tunnel->net, &fl4);
if (IS_ERR(rt)) {
- dev->stats.tx_carrier_errors++;
+ DEV_STATS_INC(dev, tx_carrier_errors);
goto tx_error;
}
if (use_cache)
@@ -590,7 +590,7 @@ void ip_md_tunnel_xmit(struct sk_buff *skb, struct net_device *dev,
}
if (rt->dst.dev == dev) {
ip_rt_put(rt);
- dev->stats.collisions++;
+ DEV_STATS_INC(dev, collisions);
goto tx_error;
}
@@ -625,10 +625,10 @@ void ip_md_tunnel_xmit(struct sk_buff *skb, struct net_device *dev,
df, !net_eq(tunnel->net, dev_net(dev)));
return;
tx_error:
- dev->stats.tx_errors++;
+ DEV_STATS_INC(dev, tx_errors);
goto kfree;
tx_dropped:
- dev->stats.tx_dropped++;
+ DEV_STATS_INC(dev, tx_dropped);
kfree:
kfree_skb(skb);
}
@@ -662,7 +662,7 @@ void ip_tunnel_xmit(struct sk_buff *skb, struct net_device *dev,
/* NBMA tunnel */
if (!skb_dst(skb)) {
- dev->stats.tx_fifo_errors++;
+ DEV_STATS_INC(dev, tx_fifo_errors);
goto tx_error;
}
@@ -749,7 +749,7 @@ void ip_tunnel_xmit(struct sk_buff *skb, struct net_device *dev,
rt = ip_route_output_key(tunnel->net, &fl4);
if (IS_ERR(rt)) {
- dev->stats.tx_carrier_errors++;
+ DEV_STATS_INC(dev, tx_carrier_errors);
goto tx_error;
}
if (use_cache)
@@ -762,7 +762,7 @@ void ip_tunnel_xmit(struct sk_buff *skb, struct net_device *dev,
if (rt->dst.dev == dev) {
ip_rt_put(rt);
- dev->stats.collisions++;
+ DEV_STATS_INC(dev, collisions);
goto tx_error;
}
@@ -805,7 +805,7 @@ void ip_tunnel_xmit(struct sk_buff *skb, struct net_device *dev,
if (skb_cow_head(skb, dev->needed_headroom)) {
ip_rt_put(rt);
- dev->stats.tx_dropped++;
+ DEV_STATS_INC(dev, tx_dropped);
kfree_skb(skb);
return;
}
@@ -819,7 +819,7 @@ tx_error_icmp:
dst_link_failure(skb);
#endif
tx_error:
- dev->stats.tx_errors++;
+ DEV_STATS_INC(dev, tx_errors);
kfree_skb(skb);
}
EXPORT_SYMBOL_GPL(ip_tunnel_xmit);
diff --git a/net/ipv4/ip_vti.c b/net/ipv4/ip_vti.c
index 8c2bd1d9ddce..53bfd8af6920 100644
--- a/net/ipv4/ip_vti.c
+++ b/net/ipv4/ip_vti.c
@@ -107,8 +107,8 @@ static int vti_rcv_cb(struct sk_buff *skb, int err)
dev = tunnel->dev;
if (err) {
- dev->stats.rx_errors++;
- dev->stats.rx_dropped++;
+ DEV_STATS_INC(dev, rx_errors);
+ DEV_STATS_INC(dev, rx_dropped);
return 0;
}
@@ -183,7 +183,7 @@ static netdev_tx_t vti_xmit(struct sk_buff *skb, struct net_device *dev,
fl->u.ip4.flowi4_flags |= FLOWI_FLAG_ANYSRC;
rt = __ip_route_output_key(dev_net(dev), &fl->u.ip4);
if (IS_ERR(rt)) {
- dev->stats.tx_carrier_errors++;
+ DEV_STATS_INC(dev, tx_carrier_errors);
goto tx_error_icmp;
}
dst = &rt->dst;
@@ -198,14 +198,14 @@ static netdev_tx_t vti_xmit(struct sk_buff *skb, struct net_device *dev,
if (dst->error) {
dst_release(dst);
dst = NULL;
- dev->stats.tx_carrier_errors++;
+ DEV_STATS_INC(dev, tx_carrier_errors);
goto tx_error_icmp;
}
skb_dst_set(skb, dst);
break;
#endif
default:
- dev->stats.tx_carrier_errors++;
+ DEV_STATS_INC(dev, tx_carrier_errors);
goto tx_error_icmp;
}
}
@@ -213,7 +213,7 @@ static netdev_tx_t vti_xmit(struct sk_buff *skb, struct net_device *dev,
dst_hold(dst);
dst = xfrm_lookup_route(tunnel->net, dst, fl, NULL, 0);
if (IS_ERR(dst)) {
- dev->stats.tx_carrier_errors++;
+ DEV_STATS_INC(dev, tx_carrier_errors);
goto tx_error_icmp;
}
@@ -221,7 +221,7 @@ static netdev_tx_t vti_xmit(struct sk_buff *skb, struct net_device *dev,
goto xmit;
if (!vti_state_check(dst->xfrm, parms->iph.daddr, parms->iph.saddr)) {
- dev->stats.tx_carrier_errors++;
+ DEV_STATS_INC(dev, tx_carrier_errors);
dst_release(dst);
goto tx_error_icmp;
}
@@ -230,7 +230,7 @@ static netdev_tx_t vti_xmit(struct sk_buff *skb, struct net_device *dev,
if (tdev == dev) {
dst_release(dst);
- dev->stats.collisions++;
+ DEV_STATS_INC(dev, collisions);
goto tx_error;
}
@@ -267,7 +267,7 @@ xmit:
tx_error_icmp:
dst_link_failure(skb);
tx_error:
- dev->stats.tx_errors++;
+ DEV_STATS_INC(dev, tx_errors);
kfree_skb(skb);
return NETDEV_TX_OK;
}
@@ -304,7 +304,7 @@ static netdev_tx_t vti_tunnel_xmit(struct sk_buff *skb, struct net_device *dev)
return vti_xmit(skb, dev, &fl);
tx_err:
- dev->stats.tx_errors++;
+ DEV_STATS_INC(dev, tx_errors);
kfree_skb(skb);
return NETDEV_TX_OK;
}
diff --git a/net/ipv4/ipip.c b/net/ipv4/ipip.c
index 180f9daf5bec..abea77759b7e 100644
--- a/net/ipv4/ipip.c
+++ b/net/ipv4/ipip.c
@@ -310,7 +310,7 @@ static netdev_tx_t ipip_tunnel_xmit(struct sk_buff *skb,
tx_error:
kfree_skb(skb);
- dev->stats.tx_errors++;
+ DEV_STATS_INC(dev, tx_errors);
return NETDEV_TX_OK;
}
diff --git a/net/ipv4/ipmr.c b/net/ipv4/ipmr.c
index e04544ac4b45..b58df3c1bf7d 100644
--- a/net/ipv4/ipmr.c
+++ b/net/ipv4/ipmr.c
@@ -506,8 +506,8 @@ static netdev_tx_t reg_vif_xmit(struct sk_buff *skb, struct net_device *dev)
return err;
}
- dev->stats.tx_bytes += skb->len;
- dev->stats.tx_packets++;
+ DEV_STATS_ADD(dev, tx_bytes, skb->len);
+ DEV_STATS_INC(dev, tx_packets);
rcu_read_lock();
/* Pairs with WRITE_ONCE() in vif_add() and vif_delete() */
@@ -1839,8 +1839,8 @@ static void ipmr_queue_xmit(struct net *net, struct mr_table *mrt,
if (vif->flags & VIFF_REGISTER) {
WRITE_ONCE(vif->pkt_out, vif->pkt_out + 1);
WRITE_ONCE(vif->bytes_out, vif->bytes_out + skb->len);
- vif_dev->stats.tx_bytes += skb->len;
- vif_dev->stats.tx_packets++;
+ DEV_STATS_ADD(vif_dev, tx_bytes, skb->len);
+ DEV_STATS_INC(vif_dev, tx_packets);
ipmr_cache_report(mrt, skb, vifi, IGMPMSG_WHOLEPKT);
goto out_free;
}
@@ -1898,8 +1898,8 @@ static void ipmr_queue_xmit(struct net *net, struct mr_table *mrt,
if (vif->flags & VIFF_TUNNEL) {
ip_encap(net, skb, vif->local, vif->remote);
/* FIXME: extra output firewall step used to be here. --RR */
- vif_dev->stats.tx_packets++;
- vif_dev->stats.tx_bytes += skb->len;
+ DEV_STATS_INC(vif_dev, tx_packets);
+ DEV_STATS_ADD(vif_dev, tx_bytes, skb->len);
}
IPCB(skb)->flags |= IPSKB_FORWARDED;
diff --git a/net/ipv6/ip6_gre.c b/net/ipv6/ip6_gre.c
index 7673e1dd1147..89f5f0f3f5d6 100644
--- a/net/ipv6/ip6_gre.c
+++ b/net/ipv6/ip6_gre.c
@@ -895,7 +895,6 @@ static netdev_tx_t ip6gre_tunnel_xmit(struct sk_buff *skb,
struct net_device *dev)
{
struct ip6_tnl *t = netdev_priv(dev);
- struct net_device_stats *stats = &t->dev->stats;
__be16 payload_protocol;
int ret;
@@ -925,8 +924,8 @@ static netdev_tx_t ip6gre_tunnel_xmit(struct sk_buff *skb,
tx_err:
if (!t->parms.collect_md || !IS_ERR(skb_tunnel_info_txcheck(skb)))
- stats->tx_errors++;
- stats->tx_dropped++;
+ DEV_STATS_INC(dev, tx_errors);
+ DEV_STATS_INC(dev, tx_dropped);
kfree_skb(skb);
return NETDEV_TX_OK;
}
@@ -937,7 +936,6 @@ static netdev_tx_t ip6erspan_tunnel_xmit(struct sk_buff *skb,
struct ip_tunnel_info *tun_info = NULL;
struct ip6_tnl *t = netdev_priv(dev);
struct dst_entry *dst = skb_dst(skb);
- struct net_device_stats *stats;
bool truncate = false;
int encap_limit = -1;
__u8 dsfield = false;
@@ -1086,10 +1084,9 @@ static netdev_tx_t ip6erspan_tunnel_xmit(struct sk_buff *skb,
return NETDEV_TX_OK;
tx_err:
- stats = &t->dev->stats;
if (!IS_ERR(tun_info))
- stats->tx_errors++;
- stats->tx_dropped++;
+ DEV_STATS_INC(dev, tx_errors);
+ DEV_STATS_INC(dev, tx_dropped);
kfree_skb(skb);
return NETDEV_TX_OK;
}
diff --git a/net/ipv6/ip6_tunnel.c b/net/ipv6/ip6_tunnel.c
index 2fb4c6ad7243..47b6607a1370 100644
--- a/net/ipv6/ip6_tunnel.c
+++ b/net/ipv6/ip6_tunnel.c
@@ -803,8 +803,8 @@ static int __ip6_tnl_rcv(struct ip6_tnl *tunnel, struct sk_buff *skb,
(tunnel->parms.i_flags & TUNNEL_CSUM)) ||
((tpi->flags & TUNNEL_CSUM) &&
!(tunnel->parms.i_flags & TUNNEL_CSUM))) {
- tunnel->dev->stats.rx_crc_errors++;
- tunnel->dev->stats.rx_errors++;
+ DEV_STATS_INC(tunnel->dev, rx_crc_errors);
+ DEV_STATS_INC(tunnel->dev, rx_errors);
goto drop;
}
@@ -812,8 +812,8 @@ static int __ip6_tnl_rcv(struct ip6_tnl *tunnel, struct sk_buff *skb,
if (!(tpi->flags & TUNNEL_SEQ) ||
(tunnel->i_seqno &&
(s32)(ntohl(tpi->seq) - tunnel->i_seqno) < 0)) {
- tunnel->dev->stats.rx_fifo_errors++;
- tunnel->dev->stats.rx_errors++;
+ DEV_STATS_INC(tunnel->dev, rx_fifo_errors);
+ DEV_STATS_INC(tunnel->dev, rx_errors);
goto drop;
}
tunnel->i_seqno = ntohl(tpi->seq) + 1;
@@ -824,8 +824,8 @@ static int __ip6_tnl_rcv(struct ip6_tnl *tunnel, struct sk_buff *skb,
/* Warning: All skb pointers will be invalidated! */
if (tunnel->dev->type == ARPHRD_ETHER) {
if (!pskb_may_pull(skb, ETH_HLEN)) {
- tunnel->dev->stats.rx_length_errors++;
- tunnel->dev->stats.rx_errors++;
+ DEV_STATS_INC(tunnel->dev, rx_length_errors);
+ DEV_STATS_INC(tunnel->dev, rx_errors);
goto drop;
}
@@ -849,8 +849,8 @@ static int __ip6_tnl_rcv(struct ip6_tnl *tunnel, struct sk_buff *skb,
&ipv6h->saddr,
ipv6_get_dsfield(ipv6h));
if (err > 1) {
- ++tunnel->dev->stats.rx_frame_errors;
- ++tunnel->dev->stats.rx_errors;
+ DEV_STATS_INC(tunnel->dev, rx_frame_errors);
+ DEV_STATS_INC(tunnel->dev, rx_errors);
goto drop;
}
}
@@ -1071,7 +1071,6 @@ int ip6_tnl_xmit(struct sk_buff *skb, struct net_device *dev, __u8 dsfield,
{
struct ip6_tnl *t = netdev_priv(dev);
struct net *net = t->net;
- struct net_device_stats *stats = &t->dev->stats;
struct ipv6hdr *ipv6h;
struct ipv6_tel_txoption opt;
struct dst_entry *dst = NULL, *ndst = NULL;
@@ -1166,7 +1165,7 @@ route_lookup:
tdev = dst->dev;
if (tdev == dev) {
- stats->collisions++;
+ DEV_STATS_INC(dev, collisions);
net_warn_ratelimited("%s: Local routing loop detected!\n",
t->parms.name);
goto tx_err_dst_release;
@@ -1265,7 +1264,7 @@ route_lookup:
ip6tunnel_xmit(NULL, skb, dev);
return 0;
tx_err_link_failure:
- stats->tx_carrier_errors++;
+ DEV_STATS_INC(dev, tx_carrier_errors);
dst_link_failure(skb);
tx_err_dst_release:
dst_release(dst);
@@ -1408,7 +1407,6 @@ static netdev_tx_t
ip6_tnl_start_xmit(struct sk_buff *skb, struct net_device *dev)
{
struct ip6_tnl *t = netdev_priv(dev);
- struct net_device_stats *stats = &t->dev->stats;
u8 ipproto;
int ret;
@@ -1438,8 +1436,8 @@ ip6_tnl_start_xmit(struct sk_buff *skb, struct net_device *dev)
return NETDEV_TX_OK;
tx_err:
- stats->tx_errors++;
- stats->tx_dropped++;
+ DEV_STATS_INC(dev, tx_errors);
+ DEV_STATS_INC(dev, tx_dropped);
kfree_skb(skb);
return NETDEV_TX_OK;
}
diff --git a/net/ipv6/ip6_vti.c b/net/ipv6/ip6_vti.c
index 151337d7f67b..10b222865d46 100644
--- a/net/ipv6/ip6_vti.c
+++ b/net/ipv6/ip6_vti.c
@@ -317,7 +317,7 @@ static int vti6_input_proto(struct sk_buff *skb, int nexthdr, __be32 spi,
ipv6h = ipv6_hdr(skb);
if (!ip6_tnl_rcv_ctl(t, &ipv6h->daddr, &ipv6h->saddr)) {
- t->dev->stats.rx_dropped++;
+ DEV_STATS_INC(t->dev, rx_dropped);
rcu_read_unlock();
goto discard;
}
@@ -359,8 +359,8 @@ static int vti6_rcv_cb(struct sk_buff *skb, int err)
dev = t->dev;
if (err) {
- dev->stats.rx_errors++;
- dev->stats.rx_dropped++;
+ DEV_STATS_INC(dev, rx_errors);
+ DEV_STATS_INC(dev, rx_dropped);
return 0;
}
@@ -446,7 +446,6 @@ static int
vti6_xmit(struct sk_buff *skb, struct net_device *dev, struct flowi *fl)
{
struct ip6_tnl *t = netdev_priv(dev);
- struct net_device_stats *stats = &t->dev->stats;
struct dst_entry *dst = skb_dst(skb);
struct net_device *tdev;
struct xfrm_state *x;
@@ -506,7 +505,7 @@ vti6_xmit(struct sk_buff *skb, struct net_device *dev, struct flowi *fl)
tdev = dst->dev;
if (tdev == dev) {
- stats->collisions++;
+ DEV_STATS_INC(dev, collisions);
net_warn_ratelimited("%s: Local routing loop detected!\n",
t->parms.name);
goto tx_err_dst_release;
@@ -544,7 +543,7 @@ xmit:
return 0;
tx_err_link_failure:
- stats->tx_carrier_errors++;
+ DEV_STATS_INC(dev, tx_carrier_errors);
dst_link_failure(skb);
tx_err_dst_release:
dst_release(dst);
@@ -555,7 +554,6 @@ static netdev_tx_t
vti6_tnl_xmit(struct sk_buff *skb, struct net_device *dev)
{
struct ip6_tnl *t = netdev_priv(dev);
- struct net_device_stats *stats = &t->dev->stats;
struct flowi fl;
int ret;
@@ -591,8 +589,8 @@ vti6_tnl_xmit(struct sk_buff *skb, struct net_device *dev)
return NETDEV_TX_OK;
tx_err:
- stats->tx_errors++;
- stats->tx_dropped++;
+ DEV_STATS_INC(dev, tx_errors);
+ DEV_STATS_INC(dev, tx_dropped);
kfree_skb(skb);
return NETDEV_TX_OK;
}
diff --git a/net/ipv6/ip6mr.c b/net/ipv6/ip6mr.c
index facdc78a43e5..23e766597f36 100644
--- a/net/ipv6/ip6mr.c
+++ b/net/ipv6/ip6mr.c
@@ -608,8 +608,8 @@ static netdev_tx_t reg_vif_xmit(struct sk_buff *skb,
if (ip6mr_fib_lookup(net, &fl6, &mrt) < 0)
goto tx_err;
- dev->stats.tx_bytes += skb->len;
- dev->stats.tx_packets++;
+ DEV_STATS_ADD(dev, tx_bytes, skb->len);
+ DEV_STATS_INC(dev, tx_packets);
rcu_read_lock();
ip6mr_cache_report(mrt, skb, READ_ONCE(mrt->mroute_reg_vif_num),
MRT6MSG_WHOLEPKT);
@@ -618,7 +618,7 @@ static netdev_tx_t reg_vif_xmit(struct sk_buff *skb,
return NETDEV_TX_OK;
tx_err:
- dev->stats.tx_errors++;
+ DEV_STATS_INC(dev, tx_errors);
kfree_skb(skb);
return NETDEV_TX_OK;
}
@@ -2044,8 +2044,8 @@ static int ip6mr_forward2(struct net *net, struct mr_table *mrt,
if (vif->flags & MIFF_REGISTER) {
WRITE_ONCE(vif->pkt_out, vif->pkt_out + 1);
WRITE_ONCE(vif->bytes_out, vif->bytes_out + skb->len);
- vif_dev->stats.tx_bytes += skb->len;
- vif_dev->stats.tx_packets++;
+ DEV_STATS_ADD(vif_dev, tx_bytes, skb->len);
+ DEV_STATS_INC(vif_dev, tx_packets);
ip6mr_cache_report(mrt, skb, vifi, MRT6MSG_WHOLEPKT);
goto out_free;
}
diff --git a/net/ipv6/sit.c b/net/ipv6/sit.c
index 5703d3cbea9b..70d81bba5093 100644
--- a/net/ipv6/sit.c
+++ b/net/ipv6/sit.c
@@ -694,7 +694,7 @@ static int ipip6_rcv(struct sk_buff *skb)
skb->dev = tunnel->dev;
if (packet_is_spoofed(skb, iph, tunnel)) {
- tunnel->dev->stats.rx_errors++;
+ DEV_STATS_INC(tunnel->dev, rx_errors);
goto out;
}
@@ -714,8 +714,8 @@ static int ipip6_rcv(struct sk_buff *skb)
net_info_ratelimited("non-ECT from %pI4 with TOS=%#x\n",
&iph->saddr, iph->tos);
if (err > 1) {
- ++tunnel->dev->stats.rx_frame_errors;
- ++tunnel->dev->stats.rx_errors;
+ DEV_STATS_INC(tunnel->dev, rx_frame_errors);
+ DEV_STATS_INC(tunnel->dev, rx_errors);
goto out;
}
}
@@ -942,7 +942,7 @@ static netdev_tx_t ipip6_tunnel_xmit(struct sk_buff *skb,
if (!rt) {
rt = ip_route_output_flow(tunnel->net, &fl4, NULL);
if (IS_ERR(rt)) {
- dev->stats.tx_carrier_errors++;
+ DEV_STATS_INC(dev, tx_carrier_errors);
goto tx_error_icmp;
}
dst_cache_set_ip4(&tunnel->dst_cache, &rt->dst, fl4.saddr);
@@ -950,14 +950,14 @@ static netdev_tx_t ipip6_tunnel_xmit(struct sk_buff *skb,
if (rt->rt_type != RTN_UNICAST && rt->rt_type != RTN_LOCAL) {
ip_rt_put(rt);
- dev->stats.tx_carrier_errors++;
+ DEV_STATS_INC(dev, tx_carrier_errors);
goto tx_error_icmp;
}
tdev = rt->dst.dev;
if (tdev == dev) {
ip_rt_put(rt);
- dev->stats.collisions++;
+ DEV_STATS_INC(dev, collisions);
goto tx_error;
}
@@ -970,7 +970,7 @@ static netdev_tx_t ipip6_tunnel_xmit(struct sk_buff *skb,
mtu = dst_mtu(&rt->dst) - t_hlen;
if (mtu < IPV4_MIN_MTU) {
- dev->stats.collisions++;
+ DEV_STATS_INC(dev, collisions);
ip_rt_put(rt);
goto tx_error;
}
@@ -1009,7 +1009,7 @@ static netdev_tx_t ipip6_tunnel_xmit(struct sk_buff *skb,
struct sk_buff *new_skb = skb_realloc_headroom(skb, max_headroom);
if (!new_skb) {
ip_rt_put(rt);
- dev->stats.tx_dropped++;
+ DEV_STATS_INC(dev, tx_dropped);
kfree_skb(skb);
return NETDEV_TX_OK;
}
@@ -1039,7 +1039,7 @@ tx_error_icmp:
dst_link_failure(skb);
tx_error:
kfree_skb(skb);
- dev->stats.tx_errors++;
+ DEV_STATS_INC(dev, tx_errors);
return NETDEV_TX_OK;
}
@@ -1058,7 +1058,7 @@ static netdev_tx_t sit_tunnel_xmit__(struct sk_buff *skb,
return NETDEV_TX_OK;
tx_error:
kfree_skb(skb);
- dev->stats.tx_errors++;
+ DEV_STATS_INC(dev, tx_errors);
return NETDEV_TX_OK;
}
@@ -1087,7 +1087,7 @@ static netdev_tx_t sit_tunnel_xmit(struct sk_buff *skb,
return NETDEV_TX_OK;
tx_err:
- dev->stats.tx_errors++;
+ DEV_STATS_INC(dev, tx_errors);
kfree_skb(skb);
return NETDEV_TX_OK;
generated by cgit v1.2.3 (git 2.46.0) at 2025-10-02 10:03:51 +0000