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Diffstat (limited to 'net/core')
-rw-r--r--net/core/dev.c6
-rw-r--r--net/core/ethtool.c58
-rw-r--r--net/core/net-sysfs.c40
-rw-r--r--net/core/pktgen.c11
4 files changed, 63 insertions, 52 deletions
diff --git a/net/core/dev.c b/net/core/dev.c
index b8f74cfb1bfd..a74c8fd69556 100644
--- a/net/core/dev.c
+++ b/net/core/dev.c
@@ -4836,6 +4836,12 @@ int register_netdevice(struct net_device *dev)
dev->features |= NETIF_F_GSO;
netdev_initialize_kobject(dev);
+
+ ret = call_netdevice_notifiers(NETDEV_POST_INIT, dev);
+ ret = notifier_to_errno(ret);
+ if (ret)
+ goto err_uninit;
+
ret = netdev_register_kobject(dev);
if (ret)
goto err_uninit;
diff --git a/net/core/ethtool.c b/net/core/ethtool.c
index 4c12ddb5f5ee..e1951084b973 100644
--- a/net/core/ethtool.c
+++ b/net/core/ethtool.c
@@ -198,13 +198,6 @@ static int ethtool_get_drvinfo(struct net_device *dev, void __user *useraddr)
rc = ops->get_sset_count(dev, ETH_SS_PRIV_FLAGS);
if (rc >= 0)
info.n_priv_flags = rc;
- } else {
- /* code path for obsolete hooks */
-
- if (ops->self_test_count)
- info.testinfo_len = ops->self_test_count(dev);
- if (ops->get_stats_count)
- info.n_stats = ops->get_stats_count(dev);
}
if (ops->get_regs_len)
info.regdump_len = ops->get_regs_len(dev);
@@ -684,16 +677,10 @@ static int ethtool_self_test(struct net_device *dev, char __user *useraddr)
u64 *data;
int ret, test_len;
- if (!ops->self_test)
- return -EOPNOTSUPP;
- if (!ops->get_sset_count && !ops->self_test_count)
+ if (!ops->self_test || !ops->get_sset_count)
return -EOPNOTSUPP;
- if (ops->get_sset_count)
- test_len = ops->get_sset_count(dev, ETH_SS_TEST);
- else
- /* code path for obsolete hook */
- test_len = ops->self_test_count(dev);
+ test_len = ops->get_sset_count(dev, ETH_SS_TEST);
if (test_len < 0)
return test_len;
WARN_ON(test_len == 0);
@@ -728,36 +715,17 @@ static int ethtool_get_strings(struct net_device *dev, void __user *useraddr)
u8 *data;
int ret;
- if (!ops->get_strings)
+ if (!ops->get_strings || !ops->get_sset_count)
return -EOPNOTSUPP;
if (copy_from_user(&gstrings, useraddr, sizeof(gstrings)))
return -EFAULT;
- if (ops->get_sset_count) {
- ret = ops->get_sset_count(dev, gstrings.string_set);
- if (ret < 0)
- return ret;
-
- gstrings.len = ret;
- } else {
- /* code path for obsolete hooks */
-
- switch (gstrings.string_set) {
- case ETH_SS_TEST:
- if (!ops->self_test_count)
- return -EOPNOTSUPP;
- gstrings.len = ops->self_test_count(dev);
- break;
- case ETH_SS_STATS:
- if (!ops->get_stats_count)
- return -EOPNOTSUPP;
- gstrings.len = ops->get_stats_count(dev);
- break;
- default:
- return -EINVAL;
- }
- }
+ ret = ops->get_sset_count(dev, gstrings.string_set);
+ if (ret < 0)
+ return ret;
+
+ gstrings.len = ret;
data = kmalloc(gstrings.len * ETH_GSTRING_LEN, GFP_USER);
if (!data)
@@ -798,16 +766,10 @@ static int ethtool_get_stats(struct net_device *dev, void __user *useraddr)
u64 *data;
int ret, n_stats;
- if (!ops->get_ethtool_stats)
- return -EOPNOTSUPP;
- if (!ops->get_sset_count && !ops->get_stats_count)
+ if (!ops->get_ethtool_stats || !ops->get_sset_count)
return -EOPNOTSUPP;
- if (ops->get_sset_count)
- n_stats = ops->get_sset_count(dev, ETH_SS_STATS);
- else
- /* code path for obsolete hook */
- n_stats = ops->get_stats_count(dev);
+ n_stats = ops->get_sset_count(dev, ETH_SS_STATS);
if (n_stats < 0)
return n_stats;
WARN_ON(n_stats == 0);
diff --git a/net/core/net-sysfs.c b/net/core/net-sysfs.c
index 427ded841224..4242e94ff1a5 100644
--- a/net/core/net-sysfs.c
+++ b/net/core/net-sysfs.c
@@ -130,6 +130,44 @@ static ssize_t show_carrier(struct device *dev,
return -EINVAL;
}
+static ssize_t show_speed(struct device *dev,
+ struct device_attribute *attr, char *buf)
+{
+ struct net_device *netdev = to_net_dev(dev);
+ int ret = -EINVAL;
+
+ if (!rtnl_trylock())
+ return restart_syscall();
+
+ if (netif_running(netdev) && netdev->ethtool_ops->get_settings) {
+ struct ethtool_cmd cmd = { ETHTOOL_GSET };
+
+ if (!netdev->ethtool_ops->get_settings(netdev, &cmd))
+ ret = sprintf(buf, fmt_dec, ethtool_cmd_speed(&cmd));
+ }
+ rtnl_unlock();
+ return ret;
+}
+
+static ssize_t show_duplex(struct device *dev,
+ struct device_attribute *attr, char *buf)
+{
+ struct net_device *netdev = to_net_dev(dev);
+ int ret = -EINVAL;
+
+ if (!rtnl_trylock())
+ return restart_syscall();
+
+ if (netif_running(netdev) && netdev->ethtool_ops->get_settings) {
+ struct ethtool_cmd cmd = { ETHTOOL_GSET };
+
+ if (!netdev->ethtool_ops->get_settings(netdev, &cmd))
+ ret = sprintf(buf, "%s\n", cmd.duplex ? "full" : "half");
+ }
+ rtnl_unlock();
+ return ret;
+}
+
static ssize_t show_dormant(struct device *dev,
struct device_attribute *attr, char *buf)
{
@@ -259,6 +297,8 @@ static struct device_attribute net_class_attributes[] = {
__ATTR(address, S_IRUGO, show_address, NULL),
__ATTR(broadcast, S_IRUGO, show_broadcast, NULL),
__ATTR(carrier, S_IRUGO, show_carrier, NULL),
+ __ATTR(speed, S_IRUGO, show_speed, NULL),
+ __ATTR(duplex, S_IRUGO, show_duplex, NULL),
__ATTR(dormant, S_IRUGO, show_dormant, NULL),
__ATTR(operstate, S_IRUGO, show_operstate, NULL),
__ATTR(mtu, S_IRUGO | S_IWUSR, show_mtu, store_mtu),
diff --git a/net/core/pktgen.c b/net/core/pktgen.c
index 86acdba0a97d..1da0e038df78 100644
--- a/net/core/pktgen.c
+++ b/net/core/pktgen.c
@@ -3441,12 +3441,14 @@ static void pktgen_xmit(struct pktgen_dev *pkt_dev)
txq = netdev_get_tx_queue(odev, queue_map);
__netif_tx_lock_bh(txq);
- atomic_inc(&(pkt_dev->skb->users));
- if (unlikely(netif_tx_queue_stopped(txq) || netif_tx_queue_frozen(txq)))
+ if (unlikely(netif_tx_queue_stopped(txq) || netif_tx_queue_frozen(txq))) {
ret = NETDEV_TX_BUSY;
- else
- ret = (*xmit)(pkt_dev->skb, odev);
+ pkt_dev->last_ok = 0;
+ goto unlock;
+ }
+ atomic_inc(&(pkt_dev->skb->users));
+ ret = (*xmit)(pkt_dev->skb, odev);
switch (ret) {
case NETDEV_TX_OK:
@@ -3468,6 +3470,7 @@ static void pktgen_xmit(struct pktgen_dev *pkt_dev)
atomic_dec(&(pkt_dev->skb->users));
pkt_dev->last_ok = 0;
}
+unlock:
__netif_tx_unlock_bh(txq);
/* If pkt_dev->count is zero, then run forever */
generated by cgit v1.2.3 (git 2.39.0) at 2025-02-27 09:29:21 +0300