*
* This software may be used and distributed according to the terms
* of the GNU General Public License, incorporated herein by reference.
- *
+ *
* The author may be reached as simon@ncm.com, or C/O
* NCM
* Attn: Simon Janes
* Inspirations:
* The Harried and Overworked Alan Cox
* Conspiracies:
- * The Alan Cox and Mike McLagan plot to get someone else to do the code,
+ * The Alan Cox and Mike McLagan plot to get someone else to do the code,
* which turned out to be me.
*/
* Sorry, I had to rewrite most of this for 2.5.x -DaveM
*/
+#include <linux/capability.h>
#include <linux/module.h>
#include <linux/kernel.h>
#include <linux/init.h>
+#include <linux/slab.h>
#include <linux/timer.h>
#include <linux/netdevice.h>
+#include <net/net_namespace.h>
#include <linux/if.h>
#include <linux/if_arp.h>
static int eql_open(struct net_device *dev);
static int eql_close(struct net_device *dev);
static int eql_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd);
-static int eql_slave_xmit(struct sk_buff *skb, struct net_device *dev);
-static struct net_device_stats *eql_get_stats(struct net_device *dev);
+static netdev_tx_t eql_slave_xmit(struct sk_buff *skb, struct net_device *dev);
#define eql_is_slave(dev) ((dev->flags & IFF_SLAVE) == IFF_SLAVE)
#define eql_is_master(dev) ((dev->flags & IFF_MASTER) == IFF_MASTER)
{
equalizer_t *eql = (equalizer_t *) param;
struct list_head *this, *tmp, *head;
-
+
spin_lock_bh(&eql->queue.lock);
head = &eql->queue.all_slaves;
list_for_each_safe(this, tmp, head) {
add_timer(&eql->timer);
}
-static char version[] __initdata =
+static const char version[] __initconst =
"Equalizer2002: Simon Janes (simon@ncm.com) and David S. Miller (davem@redhat.com)\n";
+static const struct net_device_ops eql_netdev_ops = {
+ .ndo_open = eql_open,
+ .ndo_stop = eql_close,
+ .ndo_do_ioctl = eql_ioctl,
+ .ndo_start_xmit = eql_slave_xmit,
+};
+
static void __init eql_setup(struct net_device *dev)
{
equalizer_t *eql = netdev_priv(dev);
- SET_MODULE_OWNER(dev);
-
init_timer(&eql->timer);
eql->timer.data = (unsigned long) eql;
eql->timer.expires = jiffies + EQL_DEFAULT_RESCHED_IVAL;
INIT_LIST_HEAD(&eql->queue.all_slaves);
eql->queue.master_dev = dev;
- dev->open = eql_open;
- dev->stop = eql_close;
- dev->do_ioctl = eql_ioctl;
- dev->hard_start_xmit = eql_slave_xmit;
- dev->get_stats = eql_get_stats;
-
+ dev->netdev_ops = &eql_netdev_ops;
+
/*
* Now we undo some of the things that eth_setup does
- * that we don't like
+ * that we don't like
*/
-
+
dev->mtu = EQL_DEFAULT_MTU; /* set to 576 in if_eql.h */
dev->flags = IFF_MASTER;
dev->type = ARPHRD_SLIP;
dev->tx_queue_len = 5; /* Hands them off fast */
+ dev->priv_flags &= ~IFF_XMIT_DST_RELEASE;
}
static int eql_open(struct net_device *dev)
}
static void eql_kill_slave_queue(slave_queue_t *queue)
-{
+{
struct list_head *head, *tmp, *this;
spin_lock_bh(&queue->lock);
/*
* The timer has to be stopped first before we start hacking away
- * at the data structure it scans every so often...
+ * at the data structure it scans every so often...
*/
del_timer_sync(&eql->timer);
static int eql_s_master_cfg(struct net_device *dev, master_config_t __user *mc);
static int eql_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd)
-{
+{
if (cmd != EQL_GETMASTRCFG && cmd != EQL_GETSLAVECFG &&
!capable(CAP_NET_ADMIN))
return -EPERM;
head = &queue->all_slaves;
list_for_each_safe(this, tmp, head) {
slave_t *slave = list_entry(this, slave_t, list);
- unsigned long slave_load, bytes_queued, priority_Bps;
+ unsigned long slave_load, bytes_queued, priority_Bps;
/* Go through the slave list once, updating best_slave
* whenever a new best_load is found.
*/
bytes_queued = slave->bytes_queued;
- priority_Bps = slave->priority_Bps;
+ priority_Bps = slave->priority_Bps;
if ((slave->dev->flags & IFF_UP) == IFF_UP) {
- slave_load = (~0UL - (~0UL / 2)) -
+ slave_load = (~0UL - (~0UL / 2)) -
(priority_Bps) + bytes_queued * 8;
if (slave_load < best_load) {
return best_slave;
}
-static int eql_slave_xmit(struct sk_buff *skb, struct net_device *dev)
+static netdev_tx_t eql_slave_xmit(struct sk_buff *skb, struct net_device *dev)
{
equalizer_t *eql = netdev_priv(dev);
slave_t *slave;
skb->dev = slave_dev;
skb->priority = 1;
- slave->bytes_queued += skb->len;
+ slave->bytes_queued += skb->len;
dev_queue_xmit(skb);
- eql->stats.tx_packets++;
+ dev->stats.tx_packets++;
} else {
- eql->stats.tx_dropped++;
+ dev->stats.tx_dropped++;
dev_kfree_skb(skb);
- }
+ }
spin_unlock(&eql->queue.lock);
- return 0;
-}
-
-static struct net_device_stats * eql_get_stats(struct net_device *dev)
-{
- equalizer_t *eql = netdev_priv(dev);
- return &eql->stats;
+ return NETDEV_TX_OK;
}
/*
slave_t *duplicate_slave = NULL;
duplicate_slave = __eql_find_slave_dev(queue, slave->dev);
- if (duplicate_slave != 0)
+ if (duplicate_slave)
eql_kill_one_slave(queue, duplicate_slave);
list_add(&slave->list, &queue->all_slaves);
if (copy_from_user(&srq, srqp, sizeof (slaving_request_t)))
return -EFAULT;
- slave_dev = dev_get_by_name(srq.slave_name);
+ slave_dev = dev_get_by_name(&init_net, srq.slave_name);
if (slave_dev) {
if ((master_dev->flags & IFF_UP) == IFF_UP) {
/* slave is not a master & not already a slave: */
if (copy_from_user(&srq, srqp, sizeof (slaving_request_t)))
return -EFAULT;
- slave_dev = dev_get_by_name(srq.slave_name);
+ slave_dev = dev_get_by_name(&init_net, srq.slave_name);
ret = -EINVAL;
if (slave_dev) {
spin_lock_bh(&eql->queue.lock);
if (copy_from_user(&sc, scp, sizeof (slave_config_t)))
return -EFAULT;
- slave_dev = dev_get_by_name(sc.slave_name);
+ slave_dev = dev_get_by_name(&init_net, sc.slave_name);
if (!slave_dev)
return -ENODEV;
if (copy_from_user(&sc, scp, sizeof (slave_config_t)))
return -EFAULT;
- slave_dev = dev_get_by_name(sc.slave_name);
+ slave_dev = dev_get_by_name(&init_net, sc.slave_name);
if (!slave_dev)
return -ENODEV;
}
spin_unlock_bh(&eql->queue.lock);
+ dev_put(slave_dev);
+
return ret;
}
return -ENOMEM;
err = register_netdev(dev_eql);
- if (err)
+ if (err)
free_netdev(dev_eql);
return err;
}
git://ftp.safe.ca / safe / jmp / linux-2.6 / blobdiff