return -EPERM;
}
- static const void *bonding_namespace(struct class *cls,
- const struct class_attribute *attr)
- {
- const struct bond_net *bn =
- container_of(attr, struct bond_net, class_attr_bonding_masters);
- return bn->net;
- }
-
/* class attribute for bond_masters file. This ends up in /sys/class/net */
static const struct class_attribute class_attr_bonding_masters = {
.attr = {
},
.show = bonding_show_bonds,
.store = bonding_store_bonds,
- .namespace = bonding_namespace,
};
-int bond_create_slave_symlinks(struct net_device *master,
- struct net_device *slave)
-{
- char linkname[IFNAMSIZ+7];
- int ret = 0;
-
- /* first, create a link from the slave back to the master */
- ret = sysfs_create_link(&(slave->dev.kobj), &(master->dev.kobj),
- "master");
- if (ret)
- return ret;
- /* next, create a link from the master to the slave */
- sprintf(linkname, "slave_%s", slave->name);
- ret = sysfs_create_link(&(master->dev.kobj), &(slave->dev.kobj),
- linkname);
-
- /* free the master link created earlier in case of error */
- if (ret)
- sysfs_remove_link(&(slave->dev.kobj), "master");
-
- return ret;
-
-}
-
-void bond_destroy_slave_symlinks(struct net_device *master,
- struct net_device *slave)
-{
- char linkname[IFNAMSIZ+7];
-
- sysfs_remove_link(&(slave->dev.kobj), "master");
- sprintf(linkname, "slave_%s", slave->name);
- sysfs_remove_link(&(master->dev.kobj), linkname);
-}
-
-
/*
* Show the slaves in the current bond.
*/
struct device_attribute *attr, char *buf)
{
struct bonding *bond = to_bond(d);
+ struct list_head *iter;
struct slave *slave;
int res = 0;
- read_lock(&bond->lock);
- bond_for_each_slave(bond, slave) {
+ if (!rtnl_trylock())
+ return restart_syscall();
+
+ bond_for_each_slave(bond, slave, iter) {
if (res > (PAGE_SIZE - IFNAMSIZ)) {
/* not enough space for another interface name */
if ((PAGE_SIZE - res) > 10)
}
res += sprintf(buf + res, "%s ", slave->dev->name);
}
- read_unlock(&bond->lock);
+
+ rtnl_unlock();
+
if (res)
buf[res-1] = '\n'; /* eat the leftover space */
struct device_attribute *attr,
const char *buf, size_t count)
{
- int new_value, ret = count;
+ int new_value, ret;
struct bonding *bond = to_bond(d);
- if (!rtnl_trylock())
- return restart_syscall();
-
- if (bond->dev->flags & IFF_UP) {
- pr_err("unable to update mode of %s because interface is up.\n",
- bond->dev->name);
- ret = -EPERM;
- goto out;
- }
-
- if (!list_empty(&bond->slave_list)) {
- pr_err("unable to update mode of %s because it has slaves.\n",
- bond->dev->name);
- ret = -EPERM;
- goto out;
- }
-
new_value = bond_parse_parm(buf, bond_mode_tbl);
if (new_value < 0) {
pr_err("%s: Ignoring invalid mode value %.*s.\n",
bond->dev->name, (int)strlen(buf) - 1, buf);
- ret = -EINVAL;
- goto out;
+ return -EINVAL;
}
- if ((new_value == BOND_MODE_ALB ||
- new_value == BOND_MODE_TLB) &&
- bond->params.arp_interval) {
- pr_err("%s: %s mode is incompatible with arp monitoring.\n",
- bond->dev->name, bond_mode_tbl[new_value].modename);
- ret = -EINVAL;
- goto out;
+ if (!rtnl_trylock())
+ return restart_syscall();
+
+ ret = bond_option_mode_set(bond, new_value);
+ if (!ret) {
+ pr_info("%s: setting mode to %s (%d).\n",
+ bond->dev->name, bond_mode_tbl[new_value].modename,
+ new_value);
+ ret = count;
}
- /* don't cache arp_validate between modes */
- bond->params.arp_validate = BOND_ARP_VALIDATE_NONE;
- bond->params.mode = new_value;
- bond_set_mode_ops(bond, bond->params.mode);
- pr_info("%s: setting mode to %s (%d).\n",
- bond->dev->name, bond_mode_tbl[new_value].modename,
- new_value);
-out:
rtnl_unlock();
return ret;
}
ret = -EINVAL;
} else {
bond->params.xmit_policy = new_value;
- bond_set_mode_ops(bond, bond->params.mode);
pr_info("%s: setting xmit hash policy to %s (%d).\n",
bond->dev->name,
xmit_hashtype_tbl[new_value].modename, new_value);
if (!rtnl_trylock())
return restart_syscall();
- if (!list_empty(&bond->slave_list)) {
+ if (bond_has_slaves(bond)) {
pr_err("%s: Can't alter fail_over_mac with slaves in bond.\n",
bond->dev->name);
ret = -EPERM;
const char *buf, size_t count)
{
struct bonding *bond = to_bond(d);
+ struct list_head *iter;
struct slave *slave;
__be32 newtarget, *targets;
unsigned long *targets_rx;
int ind, i, j, ret = -EINVAL;
+ if (!rtnl_trylock())
+ return restart_syscall();
+
targets = bond->params.arp_targets;
newtarget = in_aton(buf + 1);
/* look for adds */
&newtarget);
/* not to race with bond_arp_rcv */
write_lock_bh(&bond->lock);
- bond_for_each_slave(bond, slave)
+ bond_for_each_slave(bond, slave, iter)
slave->target_last_arp_rx[ind] = jiffies;
targets[ind] = newtarget;
write_unlock_bh(&bond->lock);
&newtarget);
write_lock_bh(&bond->lock);
- bond_for_each_slave(bond, slave) {
+ bond_for_each_slave(bond, slave, iter) {
targets_rx = slave->target_last_arp_rx;
j = ind;
for (; (j < BOND_MAX_ARP_TARGETS-1) && targets[j+1]; j++)
ret = count;
out:
+ rtnl_unlock();
return ret;
}
static DEVICE_ATTR(arp_ip_target, S_IRUGO | S_IWUSR , bonding_show_arp_targets, bonding_store_arp_targets);
const char *buf, size_t count)
{
struct bonding *bond = to_bond(d);
+ struct list_head *iter;
char ifname[IFNAMSIZ];
struct slave *slave;
goto out;
}
- bond_for_each_slave(bond, slave) {
+ bond_for_each_slave(bond, slave, iter) {
if (strncmp(slave->dev->name, ifname, IFNAMSIZ) == 0) {
pr_info("%s: Setting %s as primary slave.\n",
bond->dev->name, slave->dev->name);
char *buf)
{
struct bonding *bond = to_bond(d);
- struct slave *curr;
+ struct net_device *slave_dev;
int count = 0;
rcu_read_lock();
- curr = rcu_dereference(bond->curr_active_slave);
- if (USES_PRIMARY(bond->params.mode) && curr)
- count = sprintf(buf, "%s\n", curr->dev->name);
+ slave_dev = bond_option_active_slave_get_rcu(bond);
+ if (slave_dev)
+ count = sprintf(buf, "%s\n", slave_dev->name);
rcu_read_unlock();
return count;
struct device_attribute *attr,
const char *buf, size_t count)
{
- struct slave *slave, *old_active, *new_active;
+ int ret;
struct bonding *bond = to_bond(d);
char ifname[IFNAMSIZ];
+ struct net_device *dev;
if (!rtnl_trylock())
return restart_syscall();
- old_active = new_active = NULL;
- block_netpoll_tx();
- read_lock(&bond->lock);
- write_lock_bh(&bond->curr_slave_lock);
-
- if (!USES_PRIMARY(bond->params.mode)) {
- pr_info("%s: Unable to change active slave; %s is in mode %d\n",
- bond->dev->name, bond->dev->name, bond->params.mode);
- goto out;
- }
-
sscanf(buf, "%15s", ifname); /* IFNAMSIZ */
-
- /* check to see if we are clearing active */
if (!strlen(ifname) || buf[0] == '\n') {
- pr_info("%s: Clearing current active slave.\n",
- bond->dev->name);
- rcu_assign_pointer(bond->curr_active_slave, NULL);
- bond_select_active_slave(bond);
- goto out;
- }
-
- bond_for_each_slave(bond, slave) {
- if (strncmp(slave->dev->name, ifname, IFNAMSIZ) == 0) {
- old_active = bond->curr_active_slave;
- new_active = slave;
- if (new_active == old_active) {
- /* do nothing */
- pr_info("%s: %s is already the current"
- " active slave.\n",
- bond->dev->name,
- slave->dev->name);
- goto out;
- } else {
- if ((new_active) &&
- (old_active) &&
- (new_active->link == BOND_LINK_UP) &&
- IS_UP(new_active->dev)) {
- pr_info("%s: Setting %s as active"
- " slave.\n",
- bond->dev->name,
- slave->dev->name);
- bond_change_active_slave(bond,
- new_active);
- } else {
- pr_info("%s: Could not set %s as"
- " active slave; either %s is"
- " down or the link is down.\n",
- bond->dev->name,
- slave->dev->name,
- slave->dev->name);
- }
- goto out;
- }
+ dev = NULL;
+ } else {
+ dev = __dev_get_by_name(dev_net(bond->dev), ifname);
+ if (!dev) {
+ ret = -ENODEV;
+ goto out;
}
}
- pr_info("%s: Unable to set %.*s as active slave.\n",
- bond->dev->name, (int)strlen(buf) - 1, buf);
- out:
- write_unlock_bh(&bond->curr_slave_lock);
- read_unlock(&bond->lock);
- unblock_netpoll_tx();
+ ret = bond_option_active_slave_set(bond, dev);
+ if (!ret)
+ ret = count;
+ out:
rtnl_unlock();
- return count;
+ return ret;
}
static DEVICE_ATTR(active_slave, S_IRUGO | S_IWUSR,
char *buf)
{
struct bonding *bond = to_bond(d);
+ struct list_head *iter;
struct slave *slave;
int res = 0;
if (!rtnl_trylock())
return restart_syscall();
- read_lock(&bond->lock);
- bond_for_each_slave(bond, slave) {
+ bond_for_each_slave(bond, slave, iter) {
if (res > (PAGE_SIZE - IFNAMSIZ - 6)) {
/* not enough space for another interface_name:queue_id pair */
if ((PAGE_SIZE - res) > 10)
res += sprintf(buf + res, "%s:%d ",
slave->dev->name, slave->queue_id);
}
- read_unlock(&bond->lock);
if (res)
buf[res-1] = '\n'; /* eat the leftover space */
+
rtnl_unlock();
return res;
{
struct slave *slave, *update_slave;
struct bonding *bond = to_bond(d);
+ struct list_head *iter;
u16 qid;
int ret = count;
char *delim;
if (!sdev)
goto err_no_cmd;
- read_lock(&bond->lock);
-
/* Search for thes slave and check for duplicate qids */
update_slave = NULL;
- bond_for_each_slave(bond, slave) {
+ bond_for_each_slave(bond, slave, iter) {
if (sdev == slave->dev)
/*
* We don't need to check the matching
*/
update_slave = slave;
else if (qid && qid == slave->queue_id) {
- goto err_no_cmd_unlock;
+ goto err_no_cmd;
}
}
if (!update_slave)
- goto err_no_cmd_unlock;
+ goto err_no_cmd;
/* Actually set the qids for the slave */
update_slave->queue_id = qid;
- read_unlock(&bond->lock);
out:
rtnl_unlock();
return ret;
-err_no_cmd_unlock:
- read_unlock(&bond->lock);
err_no_cmd:
pr_info("invalid input for queue_id set for %s.\n",
bond->dev->name);
{
struct bonding *bond = to_bond(d);
int new_value, ret = count;
+ struct list_head *iter;
struct slave *slave;
+ if (!rtnl_trylock())
+ return restart_syscall();
+
if (sscanf(buf, "%d", &new_value) != 1) {
pr_err("%s: no all_slaves_active value specified.\n",
bond->dev->name);
goto out;
}
- read_lock(&bond->lock);
- bond_for_each_slave(bond, slave) {
+ bond_for_each_slave(bond, slave, iter) {
if (!bond_is_active_slave(slave)) {
if (new_value)
slave->inactive = 0;
slave->inactive = 1;
}
}
- read_unlock(&bond->lock);
out:
+ rtnl_unlock();
return ret;
}
static DEVICE_ATTR(all_slaves_active, S_IRUGO | S_IWUSR,
bn->class_attr_bonding_masters = class_attr_bonding_masters;
sysfs_attr_init(&bn->class_attr_bonding_masters.attr);
- ret = netdev_class_create_file(&bn->class_attr_bonding_masters);
+ ret = netdev_class_create_file_ns(&bn->class_attr_bonding_masters,
+ bn->net);
/*
* Permit multiple loads of the module by ignoring failures to
* create the bonding_masters sysfs file. Bonding devices
*/
void bond_destroy_sysfs(struct bond_net *bn)
{
- netdev_class_remove_file(&bn->class_attr_bonding_masters);
+ netdev_class_remove_file_ns(&bn->class_attr_bonding_masters, bn->net);
}
/*
#define SET_ETHTOOL_OPS(netdev,ops) \
( (netdev)->ethtool_ops = (ops) )
-extern void netdev_set_default_ethtool_ops(struct net_device *dev,
- const struct ethtool_ops *ops);
+void netdev_set_default_ethtool_ops(struct net_device *dev,
+ const struct ethtool_ops *ops);
/* hardware address assignment types */
#define NET_ADDR_PERM 0 /* address is permanent (default) */
};
#define NETDEV_BOOT_SETUP_MAX 8
-extern int __init netdev_boot_setup(char *str);
+int __init netdev_boot_setup(char *str);
/*
* Structure for NAPI scheduling similar to tasklet but with weighting
typedef enum rx_handler_result rx_handler_result_t;
typedef rx_handler_result_t rx_handler_func_t(struct sk_buff **pskb);
-extern void __napi_schedule(struct napi_struct *n);
+void __napi_schedule(struct napi_struct *n);
static inline bool napi_disable_pending(struct napi_struct *n)
{
*
* Mark NAPI processing as complete.
*/
-extern void __napi_complete(struct napi_struct *n);
-extern void napi_complete(struct napi_struct *n);
+void __napi_complete(struct napi_struct *n);
+void napi_complete(struct napi_struct *n);
/**
* napi_by_id - lookup a NAPI by napi_id
* lookup @napi_id in napi_hash table
* must be called under rcu_read_lock()
*/
-extern struct napi_struct *napi_by_id(unsigned int napi_id);
+struct napi_struct *napi_by_id(unsigned int napi_id);
/**
* napi_hash_add - add a NAPI to global hashtable
*
* generate a new napi_id and store a @napi under it in napi_hash
*/
-extern void napi_hash_add(struct napi_struct *napi);
+void napi_hash_add(struct napi_struct *napi);
/**
* napi_hash_del - remove a NAPI from global table
* Warning: caller must observe rcu grace period
* before freeing memory containing @napi
*/
-extern void napi_hash_del(struct napi_struct *napi);
+void napi_hash_del(struct napi_struct *napi);
/**
* napi_disable - prevent NAPI from scheduling
extern struct rps_sock_flow_table __rcu *rps_sock_flow_table;
#ifdef CONFIG_RFS_ACCEL
-extern bool rps_may_expire_flow(struct net_device *dev, u16 rxq_index,
- u32 flow_id, u16 filter_id);
+bool rps_may_expire_flow(struct net_device *dev, u16 rxq_index, u32 flow_id,
+ u16 filter_id);
#endif
/* This structure contains an instance of an RX queue. */
struct list_head dev_list;
struct list_head napi_list;
struct list_head unreg_list;
- struct list_head upper_dev_list; /* List of upper devices */
- struct list_head lower_dev_list;
+ struct list_head close_list;
+
+ /* directly linked devices, like slaves for bonding */
+ struct {
+ struct list_head upper;
+ struct list_head lower;
+ } adj_list;
+
+ /* all linked devices, *including* neighbours */
+ struct {
+ struct list_head upper;
+ struct list_head lower;
+ } all_adj_list;
/* currently active device features */
f(dev, &dev->_tx[i], arg);
}
-extern struct netdev_queue *netdev_pick_tx(struct net_device *dev,
- struct sk_buff *skb);
-extern u16 __netdev_pick_tx(struct net_device *dev, struct sk_buff *skb);
+struct netdev_queue *netdev_pick_tx(struct net_device *dev,
+ struct sk_buff *skb);
+u16 __netdev_pick_tx(struct net_device *dev, struct sk_buff *skb);
/*
* Net namespace inlines
#define SET_NETDEV_DEV(net, pdev) ((net)->dev.parent = (pdev))
/* Set the sysfs device type for the network logical device to allow
- * fin grained indentification of different network device types. For
+ * fine-grained identification of different network device types. For
* example Ethernet, Wirelss LAN, Bluetooth, WiMAX etc.
*/
#define SET_NETDEV_DEVTYPE(net, devtype) ((net)->dev.type = (devtype))
#define NETDEV_CHANGEUPPER 0x0015
#define NETDEV_RESEND_IGMP 0x0016
-extern int register_netdevice_notifier(struct notifier_block *nb);
-extern int unregister_netdevice_notifier(struct notifier_block *nb);
+int register_netdevice_notifier(struct notifier_block *nb);
+int unregister_netdevice_notifier(struct notifier_block *nb);
struct netdev_notifier_info {
struct net_device *dev;
return info->dev;
}
-extern int call_netdevice_notifiers_info(unsigned long val, struct net_device *dev,
- struct netdev_notifier_info *info);
-extern int call_netdevice_notifiers(unsigned long val, struct net_device *dev);
+int call_netdevice_notifiers_info(unsigned long val, struct net_device *dev,
+ struct netdev_notifier_info *info);
+int call_netdevice_notifiers(unsigned long val, struct net_device *dev);
extern rwlock_t dev_base_lock; /* Device list lock */
return lh == &net->dev_base_head ? NULL : net_device_entry(lh);
}
-extern int netdev_boot_setup_check(struct net_device *dev);
-extern unsigned long netdev_boot_base(const char *prefix, int unit);
-extern struct net_device *dev_getbyhwaddr_rcu(struct net *net, unsigned short type,
- const char *hwaddr);
-extern struct net_device *dev_getfirstbyhwtype(struct net *net, unsigned short type);
-extern struct net_device *__dev_getfirstbyhwtype(struct net *net, unsigned short type);
-extern void dev_add_pack(struct packet_type *pt);
-extern void dev_remove_pack(struct packet_type *pt);
-extern void __dev_remove_pack(struct packet_type *pt);
-extern void dev_add_offload(struct packet_offload *po);
-extern void dev_remove_offload(struct packet_offload *po);
-extern void __dev_remove_offload(struct packet_offload *po);
-
-extern struct net_device *dev_get_by_flags_rcu(struct net *net, unsigned short flags,
- unsigned short mask);
-extern struct net_device *dev_get_by_name(struct net *net, const char *name);
-extern struct net_device *dev_get_by_name_rcu(struct net *net, const char *name);
-extern struct net_device *__dev_get_by_name(struct net *net, const char *name);
-extern int dev_alloc_name(struct net_device *dev, const char *name);
-extern int dev_open(struct net_device *dev);
-extern int dev_close(struct net_device *dev);
-extern void dev_disable_lro(struct net_device *dev);
-extern int dev_loopback_xmit(struct sk_buff *newskb);
-extern int dev_queue_xmit(struct sk_buff *skb);
-extern int register_netdevice(struct net_device *dev);
-extern void unregister_netdevice_queue(struct net_device *dev,
- struct list_head *head);
-extern void unregister_netdevice_many(struct list_head *head);
+int netdev_boot_setup_check(struct net_device *dev);
+unsigned long netdev_boot_base(const char *prefix, int unit);
+struct net_device *dev_getbyhwaddr_rcu(struct net *net, unsigned short type,
+ const char *hwaddr);
+struct net_device *dev_getfirstbyhwtype(struct net *net, unsigned short type);
+struct net_device *__dev_getfirstbyhwtype(struct net *net, unsigned short type);
+void dev_add_pack(struct packet_type *pt);
+void dev_remove_pack(struct packet_type *pt);
+void __dev_remove_pack(struct packet_type *pt);
+void dev_add_offload(struct packet_offload *po);
+void dev_remove_offload(struct packet_offload *po);
+void __dev_remove_offload(struct packet_offload *po);
+
+struct net_device *dev_get_by_flags_rcu(struct net *net, unsigned short flags,
+ unsigned short mask);
+struct net_device *dev_get_by_name(struct net *net, const char *name);
+struct net_device *dev_get_by_name_rcu(struct net *net, const char *name);
+struct net_device *__dev_get_by_name(struct net *net, const char *name);
+int dev_alloc_name(struct net_device *dev, const char *name);
+int dev_open(struct net_device *dev);
+int dev_close(struct net_device *dev);
+void dev_disable_lro(struct net_device *dev);
+int dev_loopback_xmit(struct sk_buff *newskb);
+int dev_queue_xmit(struct sk_buff *skb);
+int register_netdevice(struct net_device *dev);
+void unregister_netdevice_queue(struct net_device *dev, struct list_head *head);
+void unregister_netdevice_many(struct list_head *head);
static inline void unregister_netdevice(struct net_device *dev)
{
unregister_netdevice_queue(dev, NULL);
}
-extern int netdev_refcnt_read(const struct net_device *dev);
-extern void free_netdev(struct net_device *dev);
-extern void synchronize_net(void);
-extern int init_dummy_netdev(struct net_device *dev);
+int netdev_refcnt_read(const struct net_device *dev);
+void free_netdev(struct net_device *dev);
+void synchronize_net(void);
+int init_dummy_netdev(struct net_device *dev);
-extern struct net_device *dev_get_by_index(struct net *net, int ifindex);
-extern struct net_device *__dev_get_by_index(struct net *net, int ifindex);
-extern struct net_device *dev_get_by_index_rcu(struct net *net, int ifindex);
-extern int netdev_get_name(struct net *net, char *name, int ifindex);
-extern int dev_restart(struct net_device *dev);
+struct net_device *dev_get_by_index(struct net *net, int ifindex);
+struct net_device *__dev_get_by_index(struct net *net, int ifindex);
+struct net_device *dev_get_by_index_rcu(struct net *net, int ifindex);
+int netdev_get_name(struct net *net, char *name, int ifindex);
+int dev_restart(struct net_device *dev);
#ifdef CONFIG_NETPOLL_TRAP
-extern int netpoll_trap(void);
+int netpoll_trap(void);
#endif
-extern int skb_gro_receive(struct sk_buff **head,
- struct sk_buff *skb);
+int skb_gro_receive(struct sk_buff **head, struct sk_buff *skb);
static inline unsigned int skb_gro_offset(const struct sk_buff *skb)
{
}
typedef int gifconf_func_t(struct net_device * dev, char __user * bufptr, int len);
-extern int register_gifconf(unsigned int family, gifconf_func_t * gifconf);
+int register_gifconf(unsigned int family, gifconf_func_t *gifconf);
static inline int unregister_gifconf(unsigned int family)
{
return register_gifconf(family, NULL);
DECLARE_PER_CPU_ALIGNED(struct softnet_data, softnet_data);
-extern void __netif_schedule(struct Qdisc *q);
+void __netif_schedule(struct Qdisc *q);
static inline void netif_schedule_queue(struct netdev_queue *txq)
{
}
#ifdef CONFIG_XPS
-extern int netif_set_xps_queue(struct net_device *dev, struct cpumask *mask,
- u16 index);
+int netif_set_xps_queue(struct net_device *dev, const struct cpumask *mask,
+ u16 index);
#else
static inline int netif_set_xps_queue(struct net_device *dev,
- struct cpumask *mask,
+ const struct cpumask *mask,
u16 index)
{
return 0;
return dev->num_tx_queues > 1;
}
-extern int netif_set_real_num_tx_queues(struct net_device *dev,
- unsigned int txq);
+int netif_set_real_num_tx_queues(struct net_device *dev, unsigned int txq);
#ifdef CONFIG_RPS
-extern int netif_set_real_num_rx_queues(struct net_device *dev,
- unsigned int rxq);
+int netif_set_real_num_rx_queues(struct net_device *dev, unsigned int rxq);
#else
static inline int netif_set_real_num_rx_queues(struct net_device *dev,
unsigned int rxq)
}
#define DEFAULT_MAX_NUM_RSS_QUEUES (8)
-extern int netif_get_num_default_rss_queues(void);
+int netif_get_num_default_rss_queues(void);
/* Use this variant when it is known for sure that it
* is executing from hardware interrupt context or with hardware interrupts
* disabled.
*/
-extern void dev_kfree_skb_irq(struct sk_buff *skb);
+void dev_kfree_skb_irq(struct sk_buff *skb);
/* Use this variant in places where it could be invoked
* from either hardware interrupt or other context, with hardware interrupts
* either disabled or enabled.
*/
-extern void dev_kfree_skb_any(struct sk_buff *skb);
+void dev_kfree_skb_any(struct sk_buff *skb);
-extern int netif_rx(struct sk_buff *skb);
-extern int netif_rx_ni(struct sk_buff *skb);
-extern int netif_receive_skb(struct sk_buff *skb);
-extern gro_result_t napi_gro_receive(struct napi_struct *napi,
- struct sk_buff *skb);
-extern void napi_gro_flush(struct napi_struct *napi, bool flush_old);
-extern struct sk_buff * napi_get_frags(struct napi_struct *napi);
-extern gro_result_t napi_gro_frags(struct napi_struct *napi);
+int netif_rx(struct sk_buff *skb);
+int netif_rx_ni(struct sk_buff *skb);
+int netif_receive_skb(struct sk_buff *skb);
+gro_result_t napi_gro_receive(struct napi_struct *napi, struct sk_buff *skb);
+void napi_gro_flush(struct napi_struct *napi, bool flush_old);
+struct sk_buff *napi_get_frags(struct napi_struct *napi);
+gro_result_t napi_gro_frags(struct napi_struct *napi);
static inline void napi_free_frags(struct napi_struct *napi)
{
napi->skb = NULL;
}
-extern int netdev_rx_handler_register(struct net_device *dev,
- rx_handler_func_t *rx_handler,
- void *rx_handler_data);
-extern void netdev_rx_handler_unregister(struct net_device *dev);
-
-extern bool dev_valid_name(const char *name);
-extern int dev_ioctl(struct net *net, unsigned int cmd, void __user *);
-extern int dev_ethtool(struct net *net, struct ifreq *);
-extern unsigned int dev_get_flags(const struct net_device *);
-extern int __dev_change_flags(struct net_device *, unsigned int flags);
-extern int dev_change_flags(struct net_device *, unsigned int);
-extern void __dev_notify_flags(struct net_device *, unsigned int old_flags);
-extern int dev_change_name(struct net_device *, const char *);
-extern int dev_set_alias(struct net_device *, const char *, size_t);
-extern int dev_change_net_namespace(struct net_device *,
- struct net *, const char *);
-extern int dev_set_mtu(struct net_device *, int);
-extern void dev_set_group(struct net_device *, int);
-extern int dev_set_mac_address(struct net_device *,
- struct sockaddr *);
-extern int dev_change_carrier(struct net_device *,
- bool new_carrier);
-extern int dev_get_phys_port_id(struct net_device *dev,
- struct netdev_phys_port_id *ppid);
-extern int dev_hard_start_xmit(struct sk_buff *skb,
- struct net_device *dev,
- struct netdev_queue *txq);
-extern int dev_forward_skb(struct net_device *dev,
- struct sk_buff *skb);
+int netdev_rx_handler_register(struct net_device *dev,
+ rx_handler_func_t *rx_handler,
+ void *rx_handler_data);
+void netdev_rx_handler_unregister(struct net_device *dev);
+
+bool dev_valid_name(const char *name);
+int dev_ioctl(struct net *net, unsigned int cmd, void __user *);
+int dev_ethtool(struct net *net, struct ifreq *);
+unsigned int dev_get_flags(const struct net_device *);
+int __dev_change_flags(struct net_device *, unsigned int flags);
+int dev_change_flags(struct net_device *, unsigned int);
+void __dev_notify_flags(struct net_device *, unsigned int old_flags,
+ unsigned int gchanges);
+int dev_change_name(struct net_device *, const char *);
+int dev_set_alias(struct net_device *, const char *, size_t);
+int dev_change_net_namespace(struct net_device *, struct net *, const char *);
+int dev_set_mtu(struct net_device *, int);
+void dev_set_group(struct net_device *, int);
+int dev_set_mac_address(struct net_device *, struct sockaddr *);
+int dev_change_carrier(struct net_device *, bool new_carrier);
+int dev_get_phys_port_id(struct net_device *dev,
+ struct netdev_phys_port_id *ppid);
+int dev_hard_start_xmit(struct sk_buff *skb, struct net_device *dev,
+ struct netdev_queue *txq);
+int dev_forward_skb(struct net_device *dev, struct sk_buff *skb);
extern int netdev_budget;
/* Called by rtnetlink.c:rtnl_unlock() */
-extern void netdev_run_todo(void);
+void netdev_run_todo(void);
/**
* dev_put - release reference to device
* kind of lower layer not just hardware media.
*/
-extern void linkwatch_init_dev(struct net_device *dev);
-extern void linkwatch_fire_event(struct net_device *dev);
-extern void linkwatch_forget_dev(struct net_device *dev);
+void linkwatch_init_dev(struct net_device *dev);
+void linkwatch_fire_event(struct net_device *dev);
+void linkwatch_forget_dev(struct net_device *dev);
/**
* netif_carrier_ok - test if carrier present
return !test_bit(__LINK_STATE_NOCARRIER, &dev->state);
}
-extern unsigned long dev_trans_start(struct net_device *dev);
+unsigned long dev_trans_start(struct net_device *dev);
-extern void __netdev_watchdog_up(struct net_device *dev);
+void __netdev_watchdog_up(struct net_device *dev);
-extern void netif_carrier_on(struct net_device *dev);
+void netif_carrier_on(struct net_device *dev);
-extern void netif_carrier_off(struct net_device *dev);
+void netif_carrier_off(struct net_device *dev);
/**
* netif_dormant_on - mark device as dormant.
return test_bit(__LINK_STATE_PRESENT, &dev->state);
}
-extern void netif_device_detach(struct net_device *dev);
+void netif_device_detach(struct net_device *dev);
-extern void netif_device_attach(struct net_device *dev);
+void netif_device_attach(struct net_device *dev);
/*
* Network interface message level settings
/* These functions live elsewhere (drivers/net/net_init.c, but related) */
-extern void ether_setup(struct net_device *dev);
+void ether_setup(struct net_device *dev);
/* Support for loadable net-drivers */
-extern struct net_device *alloc_netdev_mqs(int sizeof_priv, const char *name,
- void (*setup)(struct net_device *),
- unsigned int txqs, unsigned int rxqs);
+struct net_device *alloc_netdev_mqs(int sizeof_priv, const char *name,
+ void (*setup)(struct net_device *),
+ unsigned int txqs, unsigned int rxqs);
#define alloc_netdev(sizeof_priv, name, setup) \
alloc_netdev_mqs(sizeof_priv, name, setup, 1, 1)
#define alloc_netdev_mq(sizeof_priv, name, setup, count) \
alloc_netdev_mqs(sizeof_priv, name, setup, count, count)
-extern int register_netdev(struct net_device *dev);
-extern void unregister_netdev(struct net_device *dev);
+int register_netdev(struct net_device *dev);
+void unregister_netdev(struct net_device *dev);
/* General hardware address lists handling functions */
-extern int __hw_addr_add_multiple(struct netdev_hw_addr_list *to_list,
- struct netdev_hw_addr_list *from_list,
- int addr_len, unsigned char addr_type);
-extern void __hw_addr_del_multiple(struct netdev_hw_addr_list *to_list,
- struct netdev_hw_addr_list *from_list,
- int addr_len, unsigned char addr_type);
-extern int __hw_addr_sync(struct netdev_hw_addr_list *to_list,
- struct netdev_hw_addr_list *from_list,
- int addr_len);
-extern void __hw_addr_unsync(struct netdev_hw_addr_list *to_list,
- struct netdev_hw_addr_list *from_list,
- int addr_len);
-extern void __hw_addr_flush(struct netdev_hw_addr_list *list);
-extern void __hw_addr_init(struct netdev_hw_addr_list *list);
+int __hw_addr_add_multiple(struct netdev_hw_addr_list *to_list,
+ struct netdev_hw_addr_list *from_list,
+ int addr_len, unsigned char addr_type);
+void __hw_addr_del_multiple(struct netdev_hw_addr_list *to_list,
+ struct netdev_hw_addr_list *from_list,
+ int addr_len, unsigned char addr_type);
+int __hw_addr_sync(struct netdev_hw_addr_list *to_list,
+ struct netdev_hw_addr_list *from_list, int addr_len);
+void __hw_addr_unsync(struct netdev_hw_addr_list *to_list,
+ struct netdev_hw_addr_list *from_list, int addr_len);
+void __hw_addr_flush(struct netdev_hw_addr_list *list);
+void __hw_addr_init(struct netdev_hw_addr_list *list);
/* Functions used for device addresses handling */
-extern int dev_addr_add(struct net_device *dev, const unsigned char *addr,
- unsigned char addr_type);
-extern int dev_addr_del(struct net_device *dev, const unsigned char *addr,
- unsigned char addr_type);
-extern int dev_addr_add_multiple(struct net_device *to_dev,
- struct net_device *from_dev,
- unsigned char addr_type);
-extern int dev_addr_del_multiple(struct net_device *to_dev,
- struct net_device *from_dev,
- unsigned char addr_type);
-extern void dev_addr_flush(struct net_device *dev);
-extern int dev_addr_init(struct net_device *dev);
+int dev_addr_add(struct net_device *dev, const unsigned char *addr,
+ unsigned char addr_type);
+int dev_addr_del(struct net_device *dev, const unsigned char *addr,
+ unsigned char addr_type);
+int dev_addr_add_multiple(struct net_device *to_dev,
+ struct net_device *from_dev, unsigned char addr_type);
+int dev_addr_del_multiple(struct net_device *to_dev,
+ struct net_device *from_dev, unsigned char addr_type);
+void dev_addr_flush(struct net_device *dev);
+int dev_addr_init(struct net_device *dev);
/* Functions used for unicast addresses handling */
-extern int dev_uc_add(struct net_device *dev, const unsigned char *addr);
-extern int dev_uc_add_excl(struct net_device *dev, const unsigned char *addr);
-extern int dev_uc_del(struct net_device *dev, const unsigned char *addr);
-extern int dev_uc_sync(struct net_device *to, struct net_device *from);
-extern int dev_uc_sync_multiple(struct net_device *to, struct net_device *from);
-extern void dev_uc_unsync(struct net_device *to, struct net_device *from);
-extern void dev_uc_flush(struct net_device *dev);
-extern void dev_uc_init(struct net_device *dev);
+int dev_uc_add(struct net_device *dev, const unsigned char *addr);
+int dev_uc_add_excl(struct net_device *dev, const unsigned char *addr);
+int dev_uc_del(struct net_device *dev, const unsigned char *addr);
+int dev_uc_sync(struct net_device *to, struct net_device *from);
+int dev_uc_sync_multiple(struct net_device *to, struct net_device *from);
+void dev_uc_unsync(struct net_device *to, struct net_device *from);
+void dev_uc_flush(struct net_device *dev);
+void dev_uc_init(struct net_device *dev);
/* Functions used for multicast addresses handling */
-extern int dev_mc_add(struct net_device *dev, const unsigned char *addr);
-extern int dev_mc_add_global(struct net_device *dev, const unsigned char *addr);
-extern int dev_mc_add_excl(struct net_device *dev, const unsigned char *addr);
-extern int dev_mc_del(struct net_device *dev, const unsigned char *addr);
-extern int dev_mc_del_global(struct net_device *dev, const unsigned char *addr);
-extern int dev_mc_sync(struct net_device *to, struct net_device *from);
-extern int dev_mc_sync_multiple(struct net_device *to, struct net_device *from);
-extern void dev_mc_unsync(struct net_device *to, struct net_device *from);
-extern void dev_mc_flush(struct net_device *dev);
-extern void dev_mc_init(struct net_device *dev);
+int dev_mc_add(struct net_device *dev, const unsigned char *addr);
+int dev_mc_add_global(struct net_device *dev, const unsigned char *addr);
+int dev_mc_add_excl(struct net_device *dev, const unsigned char *addr);
+int dev_mc_del(struct net_device *dev, const unsigned char *addr);
+int dev_mc_del_global(struct net_device *dev, const unsigned char *addr);
+int dev_mc_sync(struct net_device *to, struct net_device *from);
+int dev_mc_sync_multiple(struct net_device *to, struct net_device *from);
+void dev_mc_unsync(struct net_device *to, struct net_device *from);
+void dev_mc_flush(struct net_device *dev);
+void dev_mc_init(struct net_device *dev);
/* Functions used for secondary unicast and multicast support */
-extern void dev_set_rx_mode(struct net_device *dev);
-extern void __dev_set_rx_mode(struct net_device *dev);
-extern int dev_set_promiscuity(struct net_device *dev, int inc);
-extern int dev_set_allmulti(struct net_device *dev, int inc);
-extern void netdev_state_change(struct net_device *dev);
-extern void netdev_notify_peers(struct net_device *dev);
-extern void netdev_features_change(struct net_device *dev);
+void dev_set_rx_mode(struct net_device *dev);
+void __dev_set_rx_mode(struct net_device *dev);
+int dev_set_promiscuity(struct net_device *dev, int inc);
+int dev_set_allmulti(struct net_device *dev, int inc);
+void netdev_state_change(struct net_device *dev);
+void netdev_notify_peers(struct net_device *dev);
+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 struct rtnl_link_stats64 *dev_get_stats(struct net_device *dev,
- struct rtnl_link_stats64 *storage);
-extern void netdev_stats_to_stats64(struct rtnl_link_stats64 *stats64,
- const struct net_device_stats *netdev_stats);
+void dev_load(struct net *net, const char *name);
+struct rtnl_link_stats64 *dev_get_stats(struct net_device *dev,
+ struct rtnl_link_stats64 *storage);
+void netdev_stats_to_stats64(struct rtnl_link_stats64 *stats64,
+ const struct net_device_stats *netdev_stats);
extern int netdev_max_backlog;
extern int netdev_tstamp_prequeue;
extern int weight_p;
extern int bpf_jit_enable;
-extern bool netdev_has_upper_dev(struct net_device *dev,
- struct net_device *upper_dev);
-extern bool netdev_has_any_upper_dev(struct net_device *dev);
-extern struct net_device *netdev_upper_get_next_dev_rcu(struct net_device *dev,
- struct list_head **iter);
+bool netdev_has_upper_dev(struct net_device *dev, struct net_device *upper_dev);
+bool netdev_has_any_upper_dev(struct net_device *dev);
+struct net_device *netdev_all_upper_get_next_dev_rcu(struct net_device *dev,
+ struct list_head **iter);
/* iterate through upper list, must be called under RCU read lock */
-#define netdev_for_each_upper_dev_rcu(dev, upper, iter) \
- for (iter = &(dev)->upper_dev_list, \
- upper = netdev_upper_get_next_dev_rcu(dev, &(iter)); \
- upper; \
- upper = netdev_upper_get_next_dev_rcu(dev, &(iter)))
-
-extern struct net_device *netdev_master_upper_dev_get(struct net_device *dev);
-extern struct net_device *netdev_master_upper_dev_get_rcu(struct net_device *dev);
-extern int netdev_upper_dev_link(struct net_device *dev,
+#define netdev_for_each_all_upper_dev_rcu(dev, updev, iter) \
+ for (iter = &(dev)->all_adj_list.upper, \
+ updev = netdev_all_upper_get_next_dev_rcu(dev, &(iter)); \
+ updev; \
+ updev = netdev_all_upper_get_next_dev_rcu(dev, &(iter)))
+
+void *netdev_lower_get_next_private(struct net_device *dev,
+ struct list_head **iter);
+void *netdev_lower_get_next_private_rcu(struct net_device *dev,
+ struct list_head **iter);
+
+#define netdev_for_each_lower_private(dev, priv, iter) \
+ for (iter = (dev)->adj_list.lower.next, \
+ priv = netdev_lower_get_next_private(dev, &(iter)); \
+ priv; \
+ priv = netdev_lower_get_next_private(dev, &(iter)))
+
+#define netdev_for_each_lower_private_rcu(dev, priv, iter) \
+ for (iter = &(dev)->adj_list.lower, \
+ priv = netdev_lower_get_next_private_rcu(dev, &(iter)); \
+ priv; \
+ priv = netdev_lower_get_next_private_rcu(dev, &(iter)))
+
+void *netdev_adjacent_get_private(struct list_head *adj_list);
+struct net_device *netdev_master_upper_dev_get(struct net_device *dev);
+struct net_device *netdev_master_upper_dev_get_rcu(struct net_device *dev);
+int netdev_upper_dev_link(struct net_device *dev, struct net_device *upper_dev);
+int netdev_master_upper_dev_link(struct net_device *dev,
struct net_device *upper_dev);
-extern int netdev_master_upper_dev_link(struct net_device *dev,
- struct net_device *upper_dev);
-extern void netdev_upper_dev_unlink(struct net_device *dev,
- struct net_device *upper_dev);
-extern int skb_checksum_help(struct sk_buff *skb);
-extern struct sk_buff *__skb_gso_segment(struct sk_buff *skb,
- netdev_features_t features, bool tx_path);
-extern struct sk_buff *skb_mac_gso_segment(struct sk_buff *skb,
- netdev_features_t features);
+int netdev_master_upper_dev_link_private(struct net_device *dev,
+ struct net_device *upper_dev,
+ void *private);
+void netdev_upper_dev_unlink(struct net_device *dev,
+ struct net_device *upper_dev);
+void *netdev_lower_dev_get_private_rcu(struct net_device *dev,
+ struct net_device *lower_dev);
+void *netdev_lower_dev_get_private(struct net_device *dev,
+ struct net_device *lower_dev);
+int skb_checksum_help(struct sk_buff *skb);
+struct sk_buff *__skb_gso_segment(struct sk_buff *skb,
+ netdev_features_t features, bool tx_path);
+struct sk_buff *skb_mac_gso_segment(struct sk_buff *skb,
+ netdev_features_t features);
static inline
struct sk_buff *skb_gso_segment(struct sk_buff *skb, netdev_features_t features)
}
#ifdef CONFIG_BUG
-extern void netdev_rx_csum_fault(struct net_device *dev);
+void netdev_rx_csum_fault(struct net_device *dev);
#else
static inline void netdev_rx_csum_fault(struct net_device *dev)
{
}
#endif
/* rx skb timestamps */
-extern void net_enable_timestamp(void);
-extern void net_disable_timestamp(void);
+void net_enable_timestamp(void);
+void net_disable_timestamp(void);
#ifdef CONFIG_PROC_FS
-extern int __init dev_proc_init(void);
+int __init dev_proc_init(void);
#else
#define dev_proc_init() 0
#endif
- int netdev_class_create_file(struct class_attribute *class_attr);
- void netdev_class_remove_file(struct class_attribute *class_attr);
-extern int netdev_class_create_file_ns(struct class_attribute *class_attr,
- const void *ns);
-extern void netdev_class_remove_file_ns(struct class_attribute *class_attr,
- const void *ns);
++int netdev_class_create_file_ns(struct class_attribute *class_attr,
++ const void *ns);
++void netdev_class_remove_file_ns(struct class_attribute *class_attr,
++ const void *ns);
+
+ static inline int netdev_class_create_file(struct class_attribute *class_attr)
+ {
+ return netdev_class_create_file_ns(class_attr, NULL);
+ }
+
+ static inline void netdev_class_remove_file(struct class_attribute *class_attr)
+ {
+ netdev_class_remove_file_ns(class_attr, NULL);
+ }
extern struct kobj_ns_type_operations net_ns_type_operations;
-extern const char *netdev_drivername(const struct net_device *dev);
+const char *netdev_drivername(const struct net_device *dev);
-extern void linkwatch_run_queue(void);
+void linkwatch_run_queue(void);
static inline netdev_features_t netdev_get_wanted_features(
struct net_device *dev)
return dev->name;
}
-extern __printf(3, 4)
+__printf(3, 4)
int netdev_printk(const char *level, const struct net_device *dev,
const char *format, ...);
-extern __printf(2, 3)
+__printf(2, 3)
int netdev_emerg(const struct net_device *dev, const char *format, ...);
-extern __printf(2, 3)
+__printf(2, 3)
int netdev_alert(const struct net_device *dev, const char *format, ...);
-extern __printf(2, 3)
+__printf(2, 3)
int netdev_crit(const struct net_device *dev, const char *format, ...);
-extern __printf(2, 3)
+__printf(2, 3)
int netdev_err(const struct net_device *dev, const char *format, ...);
-extern __printf(2, 3)
+__printf(2, 3)
int netdev_warn(const struct net_device *dev, const char *format, ...);
-extern __printf(2, 3)
+__printf(2, 3)
int netdev_notice(const struct net_device *dev, const char *format, ...);
-extern __printf(2, 3)
+__printf(2, 3)
int netdev_info(const struct net_device *dev, const char *format, ...);
#define MODULE_ALIAS_NETDEV(device) \
* file/line information and a backtrace.
*/
#define netdev_WARN(dev, format, args...) \
- WARN(1, "netdevice: %s\n" format, netdev_name(dev), ##args);
+ WARN(1, "netdevice: %s\n" format, netdev_name(dev), ##args)
/* netif printk helpers, similar to netdev_printk */
projects / karo-tx-linux.git / commitdiff