diff --git a/arch/s390/appldata/appldata_net_sum.c b/arch/s390/appldata/appldata_net_sum.c
index 9a9586f4103f5d4bbea2a1f5d5a0c27b1453e5f4..f02e89ce4df1096cc95deabacae29486734648c4 100644
--- a/arch/s390/appldata/appldata_net_sum.c
+++ b/arch/s390/appldata/appldata_net_sum.c
@@ -85,7 +85,8 @@ static void appldata_get_net_sum_data(void *data)
rcu_read_lock();
for_each_netdev_rcu(&init_net, dev) {
- const struct net_device_stats *stats = dev_get_stats(dev);
+ struct rtnl_link_stats64 temp;
+ const struct net_device_stats *stats = dev_get_stats(dev, &temp);
rx_packets += stats->rx_packets;
tx_packets += stats->tx_packets;
diff --git a/drivers/net/bonding/bond_main.c b/drivers/net/bonding/bond_main.c
index a95a41b74b4edcb034fd1353db735fd7c45778d7..9bb9bfa225b6d7171c0e4def28a4204725a38b49 100644
--- a/drivers/net/bonding/bond_main.c
+++ b/drivers/net/bonding/bond_main.c
@@ -3804,51 +3804,49 @@ static int bond_close(struct net_device *bond_dev)
return 0;
}
-static struct rtnl_link_stats64 *bond_get_stats(struct net_device *bond_dev)
+static struct rtnl_link_stats64 *bond_get_stats(struct net_device *bond_dev,
+ struct rtnl_link_stats64 *stats)
{
struct bonding *bond = netdev_priv(bond_dev);
- struct rtnl_link_stats64 *stats = &bond_dev->stats64;
- struct rtnl_link_stats64 local_stats;
+ struct rtnl_link_stats64 temp;
struct slave *slave;
int i;
- memset(&local_stats, 0, sizeof(local_stats));
+ memset(stats, 0, sizeof(*stats));
read_lock_bh(&bond->lock);
bond_for_each_slave(bond, slave, i) {
const struct rtnl_link_stats64 *sstats =
- dev_get_stats(slave->dev);
-
- local_stats.rx_packets += sstats->rx_packets;
- local_stats.rx_bytes += sstats->rx_bytes;
- local_stats.rx_errors += sstats->rx_errors;
- local_stats.rx_dropped += sstats->rx_dropped;
-
- local_stats.tx_packets += sstats->tx_packets;
- local_stats.tx_bytes += sstats->tx_bytes;
- local_stats.tx_errors += sstats->tx_errors;
- local_stats.tx_dropped += sstats->tx_dropped;
-
- local_stats.multicast += sstats->multicast;
- local_stats.collisions += sstats->collisions;
-
- local_stats.rx_length_errors += sstats->rx_length_errors;
- local_stats.rx_over_errors += sstats->rx_over_errors;
- local_stats.rx_crc_errors += sstats->rx_crc_errors;
- local_stats.rx_frame_errors += sstats->rx_frame_errors;
- local_stats.rx_fifo_errors += sstats->rx_fifo_errors;
- local_stats.rx_missed_errors += sstats->rx_missed_errors;
-
- local_stats.tx_aborted_errors += sstats->tx_aborted_errors;
- local_stats.tx_carrier_errors += sstats->tx_carrier_errors;
- local_stats.tx_fifo_errors += sstats->tx_fifo_errors;
- local_stats.tx_heartbeat_errors += sstats->tx_heartbeat_errors;
- local_stats.tx_window_errors += sstats->tx_window_errors;
+ dev_get_stats(slave->dev, &temp);
+
+ stats->rx_packets += sstats->rx_packets;
+ stats->rx_bytes += sstats->rx_bytes;
+ stats->rx_errors += sstats->rx_errors;
+ stats->rx_dropped += sstats->rx_dropped;
+
+ stats->tx_packets += sstats->tx_packets;
+ stats->tx_bytes += sstats->tx_bytes;
+ stats->tx_errors += sstats->tx_errors;
+ stats->tx_dropped += sstats->tx_dropped;
+
+ stats->multicast += sstats->multicast;
+ stats->collisions += sstats->collisions;
+
+ stats->rx_length_errors += sstats->rx_length_errors;
+ stats->rx_over_errors += sstats->rx_over_errors;
+ stats->rx_crc_errors += sstats->rx_crc_errors;
+ stats->rx_frame_errors += sstats->rx_frame_errors;
+ stats->rx_fifo_errors += sstats->rx_fifo_errors;
+ stats->rx_missed_errors += sstats->rx_missed_errors;
+
+ stats->tx_aborted_errors += sstats->tx_aborted_errors;
+ stats->tx_carrier_errors += sstats->tx_carrier_errors;
+ stats->tx_fifo_errors += sstats->tx_fifo_errors;
+ stats->tx_heartbeat_errors += sstats->tx_heartbeat_errors;
+ stats->tx_window_errors += sstats->tx_window_errors;
}
- memcpy(stats, &local_stats, sizeof(struct net_device_stats));
-
read_unlock_bh(&bond->lock);
return stats;
diff --git a/drivers/net/ixgbe/ixgbe_ethtool.c b/drivers/net/ixgbe/ixgbe_ethtool.c
index b35ef36741efa1a396ee1492ee365bab8528ac0e..da54b38bb480593f27bf0006a820dda70c391276 100644
--- a/drivers/net/ixgbe/ixgbe_ethtool.c
+++ b/drivers/net/ixgbe/ixgbe_ethtool.c
@@ -55,7 +55,7 @@ struct ixgbe_stats {
offsetof(struct ixgbe_adapter, m)
#define IXGBE_NETDEV_STAT(m) NETDEV_STATS, \
sizeof(((struct net_device *)0)->m), \
- offsetof(struct net_device, m)
+ offsetof(struct net_device, m) - offsetof(struct net_device, stats)
static struct ixgbe_stats ixgbe_gstrings_stats[] = {
{"rx_packets", IXGBE_NETDEV_STAT(stats.rx_packets)},
@@ -998,16 +998,18 @@ static void ixgbe_get_ethtool_stats(struct net_device *netdev,
struct ixgbe_adapter *adapter = netdev_priv(netdev);
u64 *queue_stat;
int stat_count = sizeof(struct ixgbe_queue_stats) / sizeof(u64);
+ struct rtnl_link_stats64 temp;
+ const struct rtnl_link_stats64 *net_stats;
int j, k;
int i;
char *p = NULL;
ixgbe_update_stats(adapter);
- dev_get_stats(netdev);
+ net_stats = dev_get_stats(netdev, &temp);
for (i = 0; i < IXGBE_GLOBAL_STATS_LEN; i++) {
switch (ixgbe_gstrings_stats[i].type) {
case NETDEV_STATS:
- p = (char *) netdev +
+ p = (char *) net_stats +
ixgbe_gstrings_stats[i].stat_offset;
break;
case IXGBE_STATS:
diff --git a/drivers/net/loopback.c b/drivers/net/loopback.c
index 4dd0510d7a994ad49d3d86a0017c2dc1382a3eed..9a0996795321b327353e7a6d28cf94a308876c01 100644
--- a/drivers/net/loopback.c
+++ b/drivers/net/loopback.c
@@ -98,10 +98,10 @@ static netdev_tx_t loopback_xmit(struct sk_buff *skb,
return NETDEV_TX_OK;
}
-static struct rtnl_link_stats64 *loopback_get_stats64(struct net_device *dev)
+static struct rtnl_link_stats64 *loopback_get_stats64(struct net_device *dev,
+ struct rtnl_link_stats64 *stats)
{
const struct pcpu_lstats __percpu *pcpu_lstats;
- struct rtnl_link_stats64 *stats = &dev->stats64;
u64 bytes = 0;
u64 packets = 0;
u64 drops = 0;
diff --git a/drivers/net/macvlan.c b/drivers/net/macvlan.c
index e6d626e78515e3277a24a6c13053360d5189770f..6112f1498940516e61c3df29de0fab8879f46e2c 100644
--- a/drivers/net/macvlan.c
+++ b/drivers/net/macvlan.c
@@ -431,12 +431,12 @@ static void macvlan_uninit(struct net_device *dev)
free_percpu(vlan->rx_stats);
}
-static struct rtnl_link_stats64 *macvlan_dev_get_stats64(struct net_device *dev)
+static struct rtnl_link_stats64 *macvlan_dev_get_stats64(struct net_device *dev,
+ struct rtnl_link_stats64 *stats)
{
- struct rtnl_link_stats64 *stats = &dev->stats64;
struct macvlan_dev *vlan = netdev_priv(dev);
- dev_txq_stats_fold(dev, &dev->stats);
+ dev_txq_stats_fold(dev, (struct net_device_stats *)stats);
if (vlan->rx_stats) {
struct macvlan_rx_stats *p, accum = {0};
diff --git a/drivers/net/sfc/efx.c b/drivers/net/sfc/efx.c
index 35b3f2922e5c5097391bc2801069fbe0e3cf8c0c..ba674c5ca29e76a87da30259505b5fa7e0e43098 100644
--- a/drivers/net/sfc/efx.c
+++ b/drivers/net/sfc/efx.c
@@ -1533,11 +1533,10 @@ static int efx_net_stop(struct net_device *net_dev)
}
/* Context: process, dev_base_lock or RTNL held, non-blocking. */
-static struct rtnl_link_stats64 *efx_net_stats(struct net_device *net_dev)
+static struct rtnl_link_stats64 *efx_net_stats(struct net_device *net_dev, struct rtnl_link_stats64 *stats)
{
struct efx_nic *efx = netdev_priv(net_dev);
struct efx_mac_stats *mac_stats = &efx->mac_stats;
- struct rtnl_link_stats64 *stats = &net_dev->stats64;
spin_lock_bh(&efx->stats_lock);
efx->type->update_stats(efx);
diff --git a/drivers/net/sfc/ethtool.c b/drivers/net/sfc/ethtool.c
index 3b8b0a062749fa465e839d670fed6a113452fe15..fd19d6ab97a256259db66636f2856bc3bf8ebe26 100644
--- a/drivers/net/sfc/ethtool.c
+++ b/drivers/net/sfc/ethtool.c
@@ -469,12 +469,13 @@ static void efx_ethtool_get_stats(struct net_device *net_dev,
struct efx_mac_stats *mac_stats = &efx->mac_stats;
struct efx_ethtool_stat *stat;
struct efx_channel *channel;
+ struct rtnl_link_stats64 temp;
int i;
EFX_BUG_ON_PARANOID(stats->n_stats != EFX_ETHTOOL_NUM_STATS);
/* Update MAC and NIC statistics */
- dev_get_stats(net_dev);
+ dev_get_stats(net_dev, &temp);
/* Fill detailed statistics buffer */
for (i = 0; i < EFX_ETHTOOL_NUM_STATS; i++) {
diff --git a/drivers/parisc/led.c b/drivers/parisc/led.c
index 188bc8496a264feb05758e36cd7c2e23dea37b63..18dff43b8bd25bb68edabe6b87bf952c8f23f66a 100644
--- a/drivers/parisc/led.c
+++ b/drivers/parisc/led.c
@@ -355,12 +355,13 @@ static __inline__ int led_get_net_activity(void)
rcu_read_lock();
for_each_netdev_rcu(&init_net, dev) {
const struct net_device_stats *stats;
+ struct rtnl_link_stats64 temp;
struct in_device *in_dev = __in_dev_get_rcu(dev);
if (!in_dev || !in_dev->ifa_list)
continue;
if (ipv4_is_loopback(in_dev->ifa_list->ifa_local))
continue;
- stats = dev_get_stats(dev);
+ stats = dev_get_stats(dev, &temp);
rx_total += stats->rx_packets;
tx_total += stats->tx_packets;
}
diff --git a/drivers/scsi/fcoe/fcoe.c b/drivers/scsi/fcoe/fcoe.c
index 44a07593de56020b444ab64c84074b512d07aef9..1a429ed6da9d722b41f5f979b789915a433ce063 100644
--- a/drivers/scsi/fcoe/fcoe.c
+++ b/drivers/scsi/fcoe/fcoe.c
@@ -2653,6 +2653,7 @@ static void fcoe_get_lesb(struct fc_lport *lport,
u32 lfc, vlfc, mdac;
struct fcoe_dev_stats *devst;
struct fcoe_fc_els_lesb *lesb;
+ struct rtnl_link_stats64 temp;
struct net_device *netdev = fcoe_netdev(lport);
lfc = 0;
@@ -2669,7 +2670,7 @@ static void fcoe_get_lesb(struct fc_lport *lport,
lesb->lesb_link_fail = htonl(lfc);
lesb->lesb_vlink_fail = htonl(vlfc);
lesb->lesb_miss_fka = htonl(mdac);
- lesb->lesb_fcs_error = htonl(dev_get_stats(netdev)->rx_crc_errors);
+ lesb->lesb_fcs_error = htonl(dev_get_stats(netdev, &temp)->rx_crc_errors);
}
/**
diff --git a/drivers/staging/batman-adv/hard-interface.c b/drivers/staging/batman-adv/hard-interface.c
index 5ede9c255094a391e50b4e5640c9d5c0c514dddb..96c86c873011a428c832aafc39a589408f76aa6b 100644
--- a/drivers/staging/batman-adv/hard-interface.c
+++ b/drivers/staging/batman-adv/hard-interface.c
@@ -440,6 +440,7 @@ int batman_skb_recv(struct sk_buff *skb, struct net_device *dev,
struct batman_packet *batman_packet;
struct batman_if *batman_if;
struct net_device_stats *stats;
+ struct rtnl_link_stats64 temp;
int ret;
skb = skb_share_check(skb, GFP_ATOMIC);
@@ -468,7 +469,7 @@ int batman_skb_recv(struct sk_buff *skb, struct net_device *dev,
if (batman_if->if_status != IF_ACTIVE)
goto err_free;
- stats = (struct net_device_stats *)dev_get_stats(skb->dev);
+ stats = (struct net_device_stats *)dev_get_stats(skb->dev, &temp);
if (stats) {
stats->rx_packets++;
stats->rx_bytes += skb->len;
diff --git a/drivers/usb/gadget/rndis.c b/drivers/usb/gadget/rndis.c
index fb69b01c8f3a3cfc0bc681a0c465f0d3f7b749c4..020fa5a25fda8fe7bb6c1ca23f28f90d120bd537 100644
--- a/drivers/usb/gadget/rndis.c
+++ b/drivers/usb/gadget/rndis.c
@@ -171,6 +171,7 @@ gen_ndis_query_resp (int configNr, u32 OID, u8 *buf, unsigned buf_len,
int i, count;
rndis_query_cmplt_type *resp;
struct net_device *net;
+ struct rtnl_link_stats64 temp;
const struct rtnl_link_stats64 *stats;
if (!r) return -ENOMEM;
@@ -194,7 +195,7 @@ gen_ndis_query_resp (int configNr, u32 OID, u8 *buf, unsigned buf_len,
resp->InformationBufferOffset = cpu_to_le32 (16);
net = rndis_per_dev_params[configNr].dev;
- stats = dev_get_stats(net);
+ stats = dev_get_stats(net, &temp);
switch (OID) {
diff --git a/include/linux/netdevice.h b/include/linux/netdevice.h
index 4d27368674db9bd5b706518f1fb6fc1ad680e46e..60de65316fdbbeca83635e499df983e507edbb94 100644
--- a/include/linux/netdevice.h
+++ b/include/linux/netdevice.h
@@ -666,7 +666,8 @@ struct netdev_rx_queue {
* Callback uses when the transmitter has not made any progress
* for dev->watchdog ticks.
*
- * struct rtnl_link_stats64* (*ndo_get_stats64)(struct net_device *dev);
+ * struct rtnl_link_stats64* (*ndo_get_stats64)(struct net_device *dev
+ * struct rtnl_link_stats64 *storage);
* struct net_device_stats* (*ndo_get_stats)(struct net_device *dev);
* Called when a user wants to get the network device usage
* statistics. Drivers must do one of the following:
@@ -733,7 +734,8 @@ struct net_device_ops {
struct neigh_parms *);
void (*ndo_tx_timeout) (struct net_device *dev);
- struct rtnl_link_stats64* (*ndo_get_stats64)(struct net_device *dev);
+ struct rtnl_link_stats64* (*ndo_get_stats64)(struct net_device *dev,
+ struct rtnl_link_stats64 *storage);
struct net_device_stats* (*ndo_get_stats)(struct net_device *dev);
void (*ndo_vlan_rx_register)(struct net_device *dev,
@@ -2139,8 +2141,10 @@ extern void netdev_features_change(struct net_device *dev);
/* Load a device via the kmod */
extern void dev_load(struct net *net, const char *name);
extern void dev_mcast_init(void);
-extern const struct rtnl_link_stats64 *dev_get_stats(struct net_device *dev);
-extern void dev_txq_stats_fold(const struct net_device *dev, struct net_device_stats *stats);
+extern const struct rtnl_link_stats64 *dev_get_stats(struct net_device *dev,
+ struct rtnl_link_stats64 *storage);
+extern void dev_txq_stats_fold(const struct net_device *dev,
+ struct net_device_stats *stats);
extern int netdev_max_backlog;
extern int netdev_tstamp_prequeue;
diff --git a/net/8021q/vlan_dev.c b/net/8021q/vlan_dev.c
index c6456cb842faded41a5f94016c441c5b6c748f5a..7865a4ce5250def20cbf3d850b44c1cd11ce71d1 100644
--- a/net/8021q/vlan_dev.c
+++ b/net/8021q/vlan_dev.c
@@ -803,11 +803,9 @@ static u32 vlan_ethtool_get_flags(struct net_device *dev)
return dev_ethtool_get_flags(vlan->real_dev);
}
-static struct rtnl_link_stats64 *vlan_dev_get_stats64(struct net_device *dev)
+static struct rtnl_link_stats64 *vlan_dev_get_stats64(struct net_device *dev, struct rtnl_link_stats64 *stats)
{
- struct rtnl_link_stats64 *stats = &dev->stats64;
-
- dev_txq_stats_fold(dev, &dev->stats);
+ dev_txq_stats_fold(dev, (struct net_device_stats *)stats);
if (vlan_dev_info(dev)->vlan_rx_stats) {
struct vlan_rx_stats *p, accum = {0};
diff --git a/net/8021q/vlanproc.c b/net/8021q/vlanproc.c
index df56f5ce887c1bc8f3a32df3daeaf6e6e7bccaca..80e280f56686989796264db386f69057a65dc165 100644
--- a/net/8021q/vlanproc.c
+++ b/net/8021q/vlanproc.c
@@ -278,6 +278,7 @@ static int vlandev_seq_show(struct seq_file *seq, void *offset)
{
struct net_device *vlandev = (struct net_device *) seq->private;
const struct vlan_dev_info *dev_info = vlan_dev_info(vlandev);
+ struct rtnl_link_stats64 temp;
const struct rtnl_link_stats64 *stats;
static const char fmt[] = "%30s %12lu\n";
static const char fmt64[] = "%30s %12llu\n";
@@ -286,7 +287,7 @@ static int vlandev_seq_show(struct seq_file *seq, void *offset)
if (!is_vlan_dev(vlandev))
return 0;
- stats = dev_get_stats(vlandev);
+ stats = dev_get_stats(vlandev, &temp);
seq_printf(seq,
"%s VID: %d REORDER_HDR: %i dev->priv_flags: %hx\n",
vlandev->name, dev_info->vlan_id,
diff --git a/net/bridge/br_device.c b/net/bridge/br_device.c
index edf639e962814e355cf1242009bc7fba25c9a3b1..075c435ad22d85810fbeecbae807309cca3582bb 100644
--- a/net/bridge/br_device.c
+++ b/net/bridge/br_device.c
@@ -98,10 +98,10 @@ static int br_dev_stop(struct net_device *dev)
return 0;
}
-static struct rtnl_link_stats64 *br_get_stats64(struct net_device *dev)
+static struct rtnl_link_stats64 *br_get_stats64(struct net_device *dev,
+ struct rtnl_link_stats64 *stats)
{
struct net_bridge *br = netdev_priv(dev);
- struct rtnl_link_stats64 *stats = &dev->stats64;
struct br_cpu_netstats tmp, sum = { 0 };
unsigned int cpu;
diff --git a/net/core/dev.c b/net/core/dev.c
index 93b8929fa21dfcfc609698592daa1a6c01146417..92482d7a87a9baaf3dc7140e06f5f8fa9e077cf7 100644
--- a/net/core/dev.c
+++ b/net/core/dev.c
@@ -3703,7 +3703,8 @@ void dev_seq_stop(struct seq_file *seq, void *v)
static void dev_seq_printf_stats(struct seq_file *seq, struct net_device *dev)
{
- const struct rtnl_link_stats64 *stats = dev_get_stats(dev);
+ struct rtnl_link_stats64 temp;
+ const struct rtnl_link_stats64 *stats = dev_get_stats(dev, &temp);
seq_printf(seq, "%6s: %7llu %7llu %4llu %4llu %4llu %5llu %10llu %9llu "
"%8llu %7llu %4llu %4llu %4llu %5llu %7llu %10llu\n",
@@ -5281,23 +5282,29 @@ EXPORT_SYMBOL(dev_txq_stats_fold);
/**
* dev_get_stats - get network device statistics
* @dev: device to get statistics from
+ * @storage: place to store stats
*
* Get network statistics from device. The device driver may provide
* its own method by setting dev->netdev_ops->get_stats64 or
* dev->netdev_ops->get_stats; otherwise the internal statistics
* structure is used.
*/
-const struct rtnl_link_stats64 *dev_get_stats(struct net_device *dev)
+const struct rtnl_link_stats64 *dev_get_stats(struct net_device *dev,
+ struct rtnl_link_stats64 *storage)
{
const struct net_device_ops *ops = dev->netdev_ops;
- if (ops->ndo_get_stats64)
- return ops->ndo_get_stats64(dev);
- if (ops->ndo_get_stats)
- return (struct rtnl_link_stats64 *)ops->ndo_get_stats(dev);
-
- dev_txq_stats_fold(dev, &dev->stats);
- return &dev->stats64;
+ if (ops->ndo_get_stats64) {
+ memset(storage, 0, sizeof(*storage));
+ return ops->ndo_get_stats64(dev, storage);
+ }
+ if (ops->ndo_get_stats) {
+ memcpy(storage, ops->ndo_get_stats(dev), sizeof(*storage));
+ return storage;
+ }
+ memcpy(storage, &dev->stats, sizeof(*storage));
+ dev_txq_stats_fold(dev, (struct net_device_stats *)storage);
+ return storage;
}
EXPORT_SYMBOL(dev_get_stats);
diff --git a/net/core/net-sysfs.c b/net/core/net-sysfs.c
index ea3bb4c3b87d85814654b551b2e464f4c2133cf1..914f42b0f03953812fb617752c84ee679718cf82 100644
--- a/net/core/net-sysfs.c
+++ b/net/core/net-sysfs.c
@@ -330,7 +330,9 @@ static ssize_t netstat_show(const struct device *d,
read_lock(&dev_base_lock);
if (dev_isalive(dev)) {
- const struct rtnl_link_stats64 *stats = dev_get_stats(dev);
+ struct rtnl_link_stats64 temp;
+ const struct rtnl_link_stats64 *stats = dev_get_stats(dev, &temp);
+
ret = sprintf(buf, fmt_u64, *(u64 *)(((u8 *) stats) + offset));
}
read_unlock(&dev_base_lock);
diff --git a/net/core/rtnetlink.c b/net/core/rtnetlink.c
index e645778e9b7e3d6d28d1c3febe1c7759d15c168e..5e773ea2201dfd049df0d12751aaefa3c4cdb370 100644
--- a/net/core/rtnetlink.c
+++ b/net/core/rtnetlink.c
@@ -791,6 +791,7 @@ static int rtnl_fill_ifinfo(struct sk_buff *skb, struct net_device *dev,
{
struct ifinfomsg *ifm;
struct nlmsghdr *nlh;
+ struct rtnl_link_stats64 temp;
const struct rtnl_link_stats64 *stats;
struct nlattr *attr;
@@ -847,7 +848,7 @@ static int rtnl_fill_ifinfo(struct sk_buff *skb, struct net_device *dev,
if (attr == NULL)
goto nla_put_failure;
- stats = dev_get_stats(dev);
+ stats = dev_get_stats(dev, &temp);
copy_rtnl_link_stats(nla_data(attr), stats);
attr = nla_reserve(skb, IFLA_STATS64,