#include <linux/errno.h>
#include <linux/kernel_stat.h>
#include <linux/netdevice.h>
+#include <net/net_namespace.h>
#include "appldata.h"
tx_dropped = 0;
collisions = 0;
read_lock(&dev_base_lock);
- for_each_netdev(dev) {
+ for_each_netdev(&init_net, dev) {
stats = dev->get_stats(dev);
rx_packets += stats->rx_packets;
tx_packets += stats->tx_packets;
#include <linux/compat.h>
#include <net/sock.h>
+#include <net/net_namespace.h>
#include <asm/uaccess.h>
#include <asm/termios.h>
int i = 0;
read_lock_bh(&dev_base_lock);
- for_each_netdev(d)
+ for_each_netdev(&init_net, d)
i++;
read_unlock_bh(&dev_base_lock);
* XXX: <hack>
*/
sprintf(tname, "eth%d", card->index);
- tmp = dev_get_by_name(tname); /* jhs: was "tmp = dev_get(tname);" */
+ tmp = dev_get_by_name(&init_net, tname); /* jhs: was "tmp = dev_get(tname);" */
if (tmp) {
memcpy(card->atmdev->esi, tmp->dev_addr, 6);
#include <linux/skbuff.h>
#include <linux/netdevice.h>
#include <linux/genhd.h>
+#include <net/net_namespace.h>
#include <asm/unaligned.h>
#include "aoe.h"
sl = sl_tail = NULL;
read_lock(&dev_base_lock);
- for_each_netdev(ifp) {
+ for_each_netdev(&init_net, ifp) {
dev_hold(ifp);
if (!is_aoe_netif(ifp))
goto cont;
#include <linux/spinlock.h>
#include <linux/pci.h>
#include <linux/dma-mapping.h>
+#include <net/net_namespace.h>
#include "cxio_resource.h"
#include "cxio_hal.h"
if (cxio_hal_find_rdev_by_name(rdev_p->dev_name)) {
return -EBUSY;
}
- netdev_p = dev_get_by_name(rdev_p->dev_name);
+ netdev_p = dev_get_by_name(&init_net, rdev_p->dev_name);
if (!netdev_p) {
return -EINVAL;
}
}
down_write(&(bonding_rwsem));
- slave_dev = dev_get_by_name(ifr->ifr_slave);
+ slave_dev = dev_get_by_name(&init_net, ifr->ifr_slave);
dprintk("slave_dev=%p: \n", slave_dev);
#include <linux/ctype.h>
#include <linux/inet.h>
#include <linux/rtnetlink.h>
+#include <net/net_namespace.h>
/* #define BONDING_DEBUG 1 */
#include "bonding.h"
read_unlock_bh(&bond->lock);
printk(KERN_INFO DRV_NAME ": %s: Adding slave %s.\n",
bond->dev->name, ifname);
- dev = dev_get_by_name(ifname);
+ dev = dev_get_by_name(&init_net, ifname);
if (!dev) {
printk(KERN_INFO DRV_NAME
": %s: Interface %s does not exist!\n",
#include <linux/init.h>
#include <linux/timer.h>
#include <linux/netdevice.h>
+#include <net/net_namespace.h>
#include <linux/if.h>
#include <linux/if_arp.h>
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;
#include <linux/init.h>
#include <linux/moduleparam.h>
#include <net/pkt_sched.h>
+#include <net/net_namespace.h>
#define TX_TIMEOUT (2*HZ)
stats->tx_packets++;
stats->tx_bytes +=skb->len;
- skb->dev = __dev_get_by_index(skb->iif);
+ skb->dev = __dev_get_by_index(&init_net, skb->iif);
if (!skb->dev) {
dev_kfree_skb(skb);
stats->tx_dropped++;
if (!tb[IFLA_LINK])
return -EINVAL;
- lowerdev = __dev_get_by_index(nla_get_u32(tb[IFLA_LINK]));
+ lowerdev = __dev_get_by_index(dev->nd_net, nla_get_u32(tb[IFLA_LINK]));
if (lowerdev == NULL)
return -ENODEV;
struct net_device *dev;
int ifindex;
- dev = dev_get_by_name(sp->sa_addr.pppoe.dev);
+ dev = dev_get_by_name(&init_net, sp->sa_addr.pppoe.dev);
if(!dev)
return NULL;
ifindex = dev->ifindex;
/* Don't re-bind if sid==0 */
if (sp->sa_addr.pppoe.sid != 0) {
- dev = dev_get_by_name(sp->sa_addr.pppoe.dev);
+ dev = dev_get_by_name(&init_net, sp->sa_addr.pppoe.dev);
error = -ENODEV;
if (!dev)
#include <net/dst.h>
#include <net/arp.h>
+#include <net/net_namespace.h>
struct shaper_cb {
unsigned long shapeclock; /* Time it should go out */
{
case SHAPER_SET_DEV:
{
- struct net_device *them=__dev_get_by_name(ss->ss_name);
+ struct net_device *them=__dev_get_by_name(&init_net, ss->ss_name);
if(them==NULL)
return -ENODEV;
if(sh->dev)
#include <linux/if_ether.h>
#include <linux/if_tun.h>
#include <linux/crc32.h>
+#include <net/net_namespace.h>
#include <asm/system.h>
#include <asm/uaccess.h>
!capable(CAP_NET_ADMIN))
return -EPERM;
}
- else if (__dev_get_by_name(ifr->ifr_name))
+ else if (__dev_get_by_name(&init_net, ifr->ifr_name))
return -EINVAL;
else {
char *name;
else
snprintf(ifname, IFNAMSIZ, DRV_NAME "%%d");
- peer = rtnl_create_link(ifname, &veth_link_ops, tbp);
+ peer = rtnl_create_link(dev->nd_net, ifname, &veth_link_ops, tbp);
if (IS_ERR(peer))
return PTR_ERR(peer);
/* validate slave device */
- slave = dev_get_by_name(dlci->devname);
+ slave = dev_get_by_name(&init_net, dlci->devname);
if (!slave)
return -ENODEV;
int err;
/* validate slave device */
- master = __dev_get_by_name(dlci->devname);
+ master = __dev_get_by_name(&init_net, dlci->devname);
if (!master)
return(-ENODEV);
#include <linux/init.h>
#include <linux/delay.h>
+#include <net/net_namespace.h>
#include <net/arp.h>
#include <asm/io.h>
if (copy_from_user( slave_name, ifr->ifr_data, sizeof slave_name ))
return -EFAULT;
- slave_dev = dev_get_by_name( slave_name );
+ slave_dev = dev_get_by_name(&init_net, slave_name );
if( !slave_dev || !(slave_dev->flags & IFF_UP) ) {
printk( KERN_ERR "%s: trying to enslave non-active "
"device %s\n", dev->name, slave_name );
sizeof(zero_address))) {
struct net_device *dev;
read_lock_bh(&dev_base_lock);
- for_each_netdev(dev) {
+ for_each_netdev(&init_net, dev) {
if (dev->type == strip_info->dev->type &&
!memcmp(dev->dev_addr,
&strip_info->true_dev_addr,
* for reading should be OK */
read_lock(&dev_base_lock);
rcu_read_lock();
- for_each_netdev(dev) {
+ for_each_netdev(&init_net, dev) {
struct net_device_stats *stats;
struct in_device *in_dev = __in_dev_get_rcu(dev);
if (!in_dev || !in_dev->ifa_list)
#include <linux/inetdevice.h>
#include <linux/netdevice.h>
#include <linux/if_arp.h>
+#include <net/net_namespace.h>
#include "internal.h"
/*
BUG();
rtnl_lock();
- dev = __dev_getfirstbyhwtype(ARPHRD_ETHER);
+ dev = __dev_getfirstbyhwtype(&init_net, ARPHRD_ETHER);
if (dev) {
memcpy(mac, dev->dev_addr, maclen);
ret = 0;
ASSERT(maxbufs > 0);
rtnl_lock();
- for_each_netdev(dev) {
+ for_each_netdev(&init_net, dev) {
if (dev->type == ARPHRD_LOOPBACK && !wantloopback)
continue;
idev = __in_dev_get_rtnl(dev);
#include <linux/netdevice.h>
-extern void brioctl_set(int (*ioctl_hook)(unsigned int, void __user *));
+extern void brioctl_set(int (*ioctl_hook)(struct net *, unsigned int, void __user *));
extern struct sk_buff *(*br_handle_frame_hook)(struct net_bridge_port *p,
struct sk_buff *skb);
extern int (*br_should_route_hook)(struct sk_buff **pskb);
#define VLAN_VID_MASK 0xfff
/* found in socket.c */
-extern void vlan_ioctl_set(int (*hook)(void __user *));
+extern void vlan_ioctl_set(int (*hook)(struct net *, void __user *));
#define VLAN_NAME "vlan"
#include <linux/notifier.h>
extern struct net_device loopback_dev; /* The loopback */
-extern struct list_head dev_base_head; /* All devices */
extern rwlock_t dev_base_lock; /* Device list lock */
-#define for_each_netdev(d) \
- list_for_each_entry(d, &dev_base_head, dev_list)
-#define for_each_netdev_safe(d, n) \
- list_for_each_entry_safe(d, n, &dev_base_head, dev_list)
-#define for_each_netdev_continue(d) \
- list_for_each_entry_continue(d, &dev_base_head, dev_list)
-#define net_device_entry(lh) list_entry(lh, struct net_device, dev_list)
-
-static inline struct net_device *next_net_device(struct net_device *dev)
-{
- struct list_head *lh;
- lh = dev->dev_list.next;
- return lh == &dev_base_head ? NULL : net_device_entry(lh);
-}
+#define for_each_netdev(net, d) \
+ list_for_each_entry(d, &(net)->dev_base_head, dev_list)
+#define for_each_netdev_safe(net, d, n) \
+ list_for_each_entry_safe(d, n, &(net)->dev_base_head, dev_list)
+#define for_each_netdev_continue(net, d) \
+ list_for_each_entry_continue(d, &(net)->dev_base_head, dev_list)
+#define net_device_entry(lh) list_entry(lh, struct net_device, dev_list)
-static inline struct net_device *first_net_device(void)
-{
- return list_empty(&dev_base_head) ? NULL :
- net_device_entry(dev_base_head.next);
-}
+#define next_net_device(d) \
+({ \
+ struct net_device *dev = d; \
+ struct list_head *lh; \
+ struct net *net; \
+ \
+ net = dev->nd_net; \
+ lh = dev->dev_list.next; \
+ lh == &net->dev_base_head ? NULL : net_device_entry(lh); \
+})
+
+#define first_net_device(N) \
+({ \
+ struct net *NET = (N); \
+ list_empty(&NET->dev_base_head) ? NULL : \
+ net_device_entry(NET->dev_base_head.next); \
+})
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(unsigned short type, char *hwaddr);
-extern struct net_device *dev_getfirstbyhwtype(unsigned short type);
-extern struct net_device *__dev_getfirstbyhwtype(unsigned short type);
+extern struct net_device *dev_getbyhwaddr(struct net *net, unsigned short type, 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 struct net_device *dev_get_by_flags(unsigned short flags,
+extern struct net_device *dev_get_by_flags(struct net *net, unsigned short flags,
unsigned short mask);
-extern struct net_device *dev_get_by_name(const char *name);
-extern struct net_device *__dev_get_by_name(const char *name);
+extern struct net_device *dev_get_by_name(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 int register_netdevice_notifier(struct notifier_block *nb);
extern int unregister_netdevice_notifier(struct notifier_block *nb);
extern int call_netdevice_notifiers(unsigned long val, void *v);
-extern struct net_device *dev_get_by_index(int ifindex);
-extern struct net_device *__dev_get_by_index(int ifindex);
+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 int dev_restart(struct net_device *dev);
#ifdef CONFIG_NETPOLL_TRAP
extern int netpoll_trap(void);
#define HAVE_NETIF_RECEIVE_SKB 1
extern int netif_receive_skb(struct sk_buff *skb);
extern int dev_valid_name(const char *name);
-extern int dev_ioctl(unsigned int cmd, void __user *);
-extern int dev_ethtool(struct ifreq *);
+extern int dev_ioctl(struct net *net, unsigned int cmd, void __user *);
+extern int dev_ethtool(struct net *net, struct ifreq *);
extern unsigned dev_get_flags(const struct net_device *);
extern int dev_change_flags(struct net_device *, unsigned);
extern int dev_change_name(struct net_device *, char *);
extern void netdev_state_change(struct net_device *dev);
extern void netdev_features_change(struct net_device *dev);
/* Load a device via the kmod */
-extern void dev_load(const char *name);
+extern void dev_load(struct net *net, const char *name);
extern void dev_mcast_init(void);
extern int netdev_max_backlog;
extern int weight_p;
struct proc_dir_entry *proc_net;
struct proc_dir_entry *proc_net_stat;
struct proc_dir_entry *proc_net_root;
+
+ struct list_head dev_base_head;
+ struct hlist_head *dev_name_head;
+ struct hlist_head *dev_index_head;
};
extern struct net init_net;
#define __NET_PKT_CLS_H
#include <linux/pkt_cls.h>
+#include <net/net_namespace.h>
#include <net/sch_generic.h>
#include <net/act_api.h>
if (indev[0]) {
if (!skb->iif)
return 0;
- dev = __dev_get_by_index(skb->iif);
+ dev = __dev_get_by_index(&init_net, skb->iif);
if (!dev || strcmp(indev, dev->name))
return 0;
}
extern int rtnl_link_register(struct rtnl_link_ops *ops);
extern void rtnl_link_unregister(struct rtnl_link_ops *ops);
-extern struct net_device *rtnl_create_link(char *ifname,
+extern struct net_device *rtnl_create_link(struct net *net, char *ifname,
const struct rtnl_link_ops *ops, struct nlattr *tb[]);
extern const struct nla_policy ifla_policy[IFLA_MAX+1];
* wireless extensions interface to the core code
*/
+struct net;
+
#ifdef CONFIG_WIRELESS_EXT
-extern int wext_proc_init(void);
-extern int wext_handle_ioctl(struct ifreq *ifr, unsigned int cmd,
+extern int wext_proc_init(struct net *net);
+extern void wext_proc_exit(struct net *net);
+extern int wext_handle_ioctl(struct net *net, struct ifreq *ifr, unsigned int cmd,
void __user *arg);
#else
-static inline int wext_proc_init(void)
+static inline int wext_proc_init(struct net *net)
{
return 0;
}
-static inline int wext_handle_ioctl(struct ifreq *ifr, unsigned int cmd,
+static inline void wext_proc_exit(struct net *net)
+{
+ return;
+}
+static inline int wext_handle_ioctl(struct net *net, struct ifreq *ifr, unsigned int cmd,
void __user *arg)
{
return -EINVAL;
seq_puts(seq,
"if TR address TTL rcf routing segments\n");
else {
- struct net_device *dev = dev_get_by_index(entry->iface);
+ struct net_device *dev = dev_get_by_index(&init_net, entry->iface);
long ttl = (long) (entry->last_used + sysctl_tr_rif_timeout)
- (long) jiffies;
static char vlan_buggyright[] = "David S. Miller <davem@redhat.com>";
static int vlan_device_event(struct notifier_block *, unsigned long, void *);
-static int vlan_ioctl_handler(void __user *);
+static int vlan_ioctl_handler(struct net *net, void __user *);
static int unregister_vlan_dev(struct net_device *, unsigned short );
static struct notifier_block vlan_notifier_block = {
* o execute requested action or pass command to the device driver
* arg is really a struct vlan_ioctl_args __user *.
*/
-static int vlan_ioctl_handler(void __user *arg)
+static int vlan_ioctl_handler(struct net *net, void __user *arg)
{
int err;
unsigned short vid = 0;
case GET_VLAN_REALDEV_NAME_CMD:
case GET_VLAN_VID_CMD:
err = -ENODEV;
- dev = __dev_get_by_name(args.device1);
+ dev = __dev_get_by_name(&init_net, args.device1);
if (!dev)
goto out;
#include <linux/kernel.h>
#include <linux/netdevice.h>
#include <linux/if_vlan.h>
+#include <net/net_namespace.h>
#include <net/netlink.h>
#include <net/rtnetlink.h>
#include "vlan.h"
if (!tb[IFLA_LINK])
return -EINVAL;
- real_dev = __dev_get_by_index(nla_get_u32(tb[IFLA_LINK]));
+ real_dev = __dev_get_by_index(&init_net, nla_get_u32(tb[IFLA_LINK]));
if (!real_dev)
return -ENODEV;
if (*pos == 0)
return SEQ_START_TOKEN;
- for_each_netdev(dev) {
+ for_each_netdev(&init_net, dev) {
if (!is_vlan_dev(dev))
continue;
dev = (struct net_device *)v;
if (v == SEQ_START_TOKEN)
- dev = net_device_entry(&dev_base_head);
+ dev = net_device_entry(&init_net.dev_base_head);
- for_each_netdev_continue(dev) {
+ for_each_netdev_continue(&init_net, dev) {
if (!is_vlan_dev(dev))
continue;
if (copy_from_user(&atreq, arg, sizeof(atreq)))
return -EFAULT;
- dev = __dev_get_by_name(atreq.ifr_name);
+ dev = __dev_get_by_name(&init_net, atreq.ifr_name);
if (!dev)
return -ENODEV;
if (copy_from_user(name, rt.rt_dev, IFNAMSIZ-1))
return -EFAULT;
name[IFNAMSIZ-1] = '\0';
- dev = __dev_get_by_name(name);
+ dev = __dev_get_by_name(&init_net, name);
if (!dev)
return -ENODEV;
}
static int handle_ip_over_ddp(struct sk_buff *skb)
{
- struct net_device *dev = __dev_get_by_name("ipddp0");
+ struct net_device *dev = __dev_get_by_name(&init_net, "ipddp0");
struct net_device_stats *stats;
/* This needs to be able to handle ipddp"N" devices */
char name[IFNAMSIZ];
sprintf(name, "lec%d", itf);
- dev = dev_get_by_name(name);
+ dev = dev_get_by_name(&init_net, name);
return dev;
}
break;
}
- dev = dev_get_by_name(devname);
+ dev = dev_get_by_name(&init_net, devname);
if (dev == NULL) {
res = -ENODEV;
break;
int ret = 0;
rtnl_lock();
- dev = __dev_get_by_name(name);
+ dev = __dev_get_by_name(&init_net, name);
if (dev == NULL)
ret = -ENXIO; /* Could not find device */
struct net_device *dev, *nxt;
rtnl_lock();
- for_each_netdev_safe(dev, nxt)
+ for_each_netdev_safe(&init_net, dev, nxt)
if (dev->priv_flags & IFF_EBRIDGE)
del_br(dev->priv);
rtnl_unlock();
#include <linux/if_bridge.h>
#include <linux/netdevice.h>
#include <linux/times.h>
+#include <net/net_namespace.h>
#include <asm/uaccess.h>
#include "br_private.h"
struct net_device *dev;
int i = 0;
- for_each_netdev(dev) {
+ for_each_netdev(&init_net, dev) {
if (i >= num)
break;
if (dev->priv_flags & IFF_EBRIDGE)
if (!capable(CAP_NET_ADMIN))
return -EPERM;
- dev = dev_get_by_index(ifindex);
+ dev = dev_get_by_index(&init_net, ifindex);
if (dev == NULL)
return -EINVAL;
return -EOPNOTSUPP;
}
-int br_ioctl_deviceless_stub(unsigned int cmd, void __user *uarg)
+int br_ioctl_deviceless_stub(struct net *net, unsigned int cmd, void __user *uarg)
{
switch (cmd) {
case SIOCGIFBR:
#include <linux/kernel.h>
#include <net/rtnetlink.h>
+#include <net/net_namespace.h>
#include "br_private.h"
static inline size_t br_nlmsg_size(void)
int idx;
idx = 0;
- for_each_netdev(dev) {
+ for_each_netdev(&init_net, dev) {
/* not a bridge port */
if (dev->br_port == NULL || idx < cb->args[0])
goto skip;
if (new_state > BR_STATE_BLOCKING)
return -EINVAL;
- dev = __dev_get_by_index(ifm->ifi_index);
+ dev = __dev_get_by_index(&init_net, ifm->ifi_index);
if (!dev)
return -ENODEV;
/* br_ioctl.c */
extern int br_dev_ioctl(struct net_device *dev, struct ifreq *rq, int cmd);
-extern int br_ioctl_deviceless_stub(unsigned int cmd, void __user *arg);
+extern int br_ioctl_deviceless_stub(struct net *net, unsigned int cmd, void __user *arg);
/* br_netfilter.c */
#ifdef CONFIG_BRIDGE_NETFILTER
* unregister_netdevice(), which must be called with the rtnl
* semaphore held.
*/
-LIST_HEAD(dev_base_head);
DEFINE_RWLOCK(dev_base_lock);
-EXPORT_SYMBOL(dev_base_head);
EXPORT_SYMBOL(dev_base_lock);
#define NETDEV_HASHBITS 8
-static struct hlist_head dev_name_head[1<<NETDEV_HASHBITS];
-static struct hlist_head dev_index_head[1<<NETDEV_HASHBITS];
+#define NETDEV_HASHENTRIES (1 << NETDEV_HASHBITS)
-static inline struct hlist_head *dev_name_hash(const char *name)
+static inline struct hlist_head *dev_name_hash(struct net *net, const char *name)
{
unsigned hash = full_name_hash(name, strnlen(name, IFNAMSIZ));
- return &dev_name_head[hash & ((1<<NETDEV_HASHBITS)-1)];
+ return &net->dev_name_head[hash & ((1 << NETDEV_HASHBITS) - 1)];
}
-static inline struct hlist_head *dev_index_hash(int ifindex)
+static inline struct hlist_head *dev_index_hash(struct net *net, int ifindex)
{
- return &dev_index_head[ifindex & ((1<<NETDEV_HASHBITS)-1)];
+ return &net->dev_index_head[ifindex & ((1 << NETDEV_HASHBITS) - 1)];
}
/*
* If device already registered then return base of 1
* to indicate not to probe for this interface
*/
- if (__dev_get_by_name(name))
+ if (__dev_get_by_name(&init_net, name))
return 1;
for (i = 0; i < NETDEV_BOOT_SETUP_MAX; i++)
* careful with locks.
*/
-struct net_device *__dev_get_by_name(const char *name)
+struct net_device *__dev_get_by_name(struct net *net, const char *name)
{
struct hlist_node *p;
- hlist_for_each(p, dev_name_hash(name)) {
+ hlist_for_each(p, dev_name_hash(net, name)) {
struct net_device *dev
= hlist_entry(p, struct net_device, name_hlist);
if (!strncmp(dev->name, name, IFNAMSIZ))
* matching device is found.
*/
-struct net_device *dev_get_by_name(const char *name)
+struct net_device *dev_get_by_name(struct net *net, const char *name)
{
struct net_device *dev;
read_lock(&dev_base_lock);
- dev = __dev_get_by_name(name);
+ dev = __dev_get_by_name(net, name);
if (dev)
dev_hold(dev);
read_unlock(&dev_base_lock);
* or @dev_base_lock.
*/
-struct net_device *__dev_get_by_index(int ifindex)
+struct net_device *__dev_get_by_index(struct net *net, int ifindex)
{
struct hlist_node *p;
- hlist_for_each(p, dev_index_hash(ifindex)) {
+ hlist_for_each(p, dev_index_hash(net, ifindex)) {
struct net_device *dev
= hlist_entry(p, struct net_device, index_hlist);
if (dev->ifindex == ifindex)
* dev_put to indicate they have finished with it.
*/
-struct net_device *dev_get_by_index(int ifindex)
+struct net_device *dev_get_by_index(struct net *net, int ifindex)
{
struct net_device *dev;
read_lock(&dev_base_lock);
- dev = __dev_get_by_index(ifindex);
+ dev = __dev_get_by_index(net, ifindex);
if (dev)
dev_hold(dev);
read_unlock(&dev_base_lock);
* If the API was consistent this would be __dev_get_by_hwaddr
*/
-struct net_device *dev_getbyhwaddr(unsigned short type, char *ha)
+struct net_device *dev_getbyhwaddr(struct net *net, unsigned short type, char *ha)
{
struct net_device *dev;
ASSERT_RTNL();
- for_each_netdev(dev)
+ for_each_netdev(&init_net, dev)
if (dev->type == type &&
!memcmp(dev->dev_addr, ha, dev->addr_len))
return dev;
EXPORT_SYMBOL(dev_getbyhwaddr);
-struct net_device *__dev_getfirstbyhwtype(unsigned short type)
+struct net_device *__dev_getfirstbyhwtype(struct net *net, unsigned short type)
{
struct net_device *dev;
ASSERT_RTNL();
- for_each_netdev(dev)
+ for_each_netdev(net, dev)
if (dev->type == type)
return dev;
EXPORT_SYMBOL(__dev_getfirstbyhwtype);
-struct net_device *dev_getfirstbyhwtype(unsigned short type)
+struct net_device *dev_getfirstbyhwtype(struct net *net, unsigned short type)
{
struct net_device *dev;
rtnl_lock();
- dev = __dev_getfirstbyhwtype(type);
+ dev = __dev_getfirstbyhwtype(net, type);
if (dev)
dev_hold(dev);
rtnl_unlock();
* dev_put to indicate they have finished with it.
*/
-struct net_device * dev_get_by_flags(unsigned short if_flags, unsigned short mask)
+struct net_device * dev_get_by_flags(struct net *net, unsigned short if_flags, unsigned short mask)
{
struct net_device *dev, *ret;
ret = NULL;
read_lock(&dev_base_lock);
- for_each_netdev(dev) {
+ for_each_netdev(net, dev) {
if (((dev->flags ^ if_flags) & mask) == 0) {
dev_hold(dev);
ret = dev;
const int max_netdevices = 8*PAGE_SIZE;
long *inuse;
struct net_device *d;
+ struct net *net;
+
+ BUG_ON(!dev->nd_net);
+ net = dev->nd_net;
p = strnchr(name, IFNAMSIZ-1, '%');
if (p) {
if (!inuse)
return -ENOMEM;
- for_each_netdev(d) {
+ for_each_netdev(net, d) {
if (!sscanf(d->name, name, &i))
continue;
if (i < 0 || i >= max_netdevices)
}
snprintf(buf, sizeof(buf), name, i);
- if (!__dev_get_by_name(buf)) {
+ if (!__dev_get_by_name(net, buf)) {
strlcpy(dev->name, buf, IFNAMSIZ);
return i;
}
char oldname[IFNAMSIZ];
int err = 0;
int ret;
+ struct net *net;
ASSERT_RTNL();
+ BUG_ON(!dev->nd_net);
+ net = dev->nd_net;
if (dev->flags & IFF_UP)
return -EBUSY;
return err;
strcpy(newname, dev->name);
}
- else if (__dev_get_by_name(newname))
+ else if (__dev_get_by_name(net, newname))
return -EEXIST;
else
strlcpy(dev->name, newname, IFNAMSIZ);
write_lock_bh(&dev_base_lock);
hlist_del(&dev->name_hlist);
- hlist_add_head(&dev->name_hlist, dev_name_hash(dev->name));
+ hlist_add_head(&dev->name_hlist, dev_name_hash(net, dev->name));
write_unlock_bh(&dev_base_lock);
ret = raw_notifier_call_chain(&netdev_chain, NETDEV_CHANGENAME, dev);
* available in this kernel then it becomes a nop.
*/
-void dev_load(const char *name)
+void dev_load(struct net *net, const char *name)
{
struct net_device *dev;
read_lock(&dev_base_lock);
- dev = __dev_get_by_name(name);
+ dev = __dev_get_by_name(net, name);
read_unlock(&dev_base_lock);
if (!dev && capable(CAP_SYS_MODULE))
}
+static int dev_boot_phase = 1;
+
/*
* Device change register/unregister. These are not inline or static
* as we export them to the world.
{
struct net_device *dev;
struct net_device *last;
+ struct net *net;
int err;
rtnl_lock();
err = raw_notifier_chain_register(&netdev_chain, nb);
if (err)
goto unlock;
+ if (dev_boot_phase)
+ goto unlock;
+ for_each_net(net) {
+ for_each_netdev(net, dev) {
+ err = nb->notifier_call(nb, NETDEV_REGISTER, dev);
+ err = notifier_to_errno(err);
+ if (err)
+ goto rollback;
+
+ if (!(dev->flags & IFF_UP))
+ continue;
- for_each_netdev(dev) {
- err = nb->notifier_call(nb, NETDEV_REGISTER, dev);
- err = notifier_to_errno(err);
- if (err)
- goto rollback;
-
- if (!(dev->flags & IFF_UP))
- continue;
-
- nb->notifier_call(nb, NETDEV_UP, dev);
+ nb->notifier_call(nb, NETDEV_UP, dev);
+ }
}
unlock:
rollback:
last = dev;
- for_each_netdev(dev) {
- if (dev == last)
- break;
+ for_each_net(net) {
+ for_each_netdev(net, dev) {
+ if (dev == last)
+ break;
- if (dev->flags & IFF_UP) {
- nb->notifier_call(nb, NETDEV_GOING_DOWN, dev);
- nb->notifier_call(nb, NETDEV_DOWN, dev);
+ if (dev->flags & IFF_UP) {
+ nb->notifier_call(nb, NETDEV_GOING_DOWN, dev);
+ nb->notifier_call(nb, NETDEV_DOWN, dev);
+ }
+ nb->notifier_call(nb, NETDEV_UNREGISTER, dev);
}
- nb->notifier_call(nb, NETDEV_UNREGISTER, dev);
}
goto unlock;
}
* match. --pb
*/
-static int dev_ifname(struct ifreq __user *arg)
+static int dev_ifname(struct net *net, struct ifreq __user *arg)
{
struct net_device *dev;
struct ifreq ifr;
return -EFAULT;
read_lock(&dev_base_lock);
- dev = __dev_get_by_index(ifr.ifr_ifindex);
+ dev = __dev_get_by_index(net, ifr.ifr_ifindex);
if (!dev) {
read_unlock(&dev_base_lock);
return -ENODEV;
* Thus we will need a 'compatibility mode'.
*/
-static int dev_ifconf(char __user *arg)
+static int dev_ifconf(struct net *net, char __user *arg)
{
struct ifconf ifc;
struct net_device *dev;
*/
total = 0;
- for_each_netdev(dev) {
+ for_each_netdev(net, dev) {
for (i = 0; i < NPROTO; i++) {
if (gifconf_list[i]) {
int done;
*/
void *dev_seq_start(struct seq_file *seq, loff_t *pos)
{
+ struct net *net = seq->private;
loff_t off;
struct net_device *dev;
return SEQ_START_TOKEN;
off = 1;
- for_each_netdev(dev)
+ for_each_netdev(net, dev)
if (off++ == *pos)
return dev;
void *dev_seq_next(struct seq_file *seq, void *v, loff_t *pos)
{
+ struct net *net = seq->private;
++*pos;
return v == SEQ_START_TOKEN ?
- first_net_device() : next_net_device((struct net_device *)v);
+ first_net_device(net) : next_net_device((struct net_device *)v);
}
void dev_seq_stop(struct seq_file *seq, void *v)
static int dev_seq_open(struct inode *inode, struct file *file)
{
- return seq_open(file, &dev_seq_ops);
+ struct seq_file *seq;
+ int res;
+ res = seq_open(file, &dev_seq_ops);
+ if (!res) {
+ seq = file->private_data;
+ seq->private = get_net(PROC_NET(inode));
+ }
+ return res;
+}
+
+static int dev_seq_release(struct inode *inode, struct file *file)
+{
+ struct seq_file *seq = file->private_data;
+ struct net *net = seq->private;
+ put_net(net);
+ return seq_release(inode, file);
}
static const struct file_operations dev_seq_fops = {
.open = dev_seq_open,
.read = seq_read,
.llseek = seq_lseek,
- .release = seq_release,
+ .release = dev_seq_release,
};
static const struct seq_operations softnet_seq_ops = {
};
-static int __init dev_proc_init(void)
+static int dev_proc_net_init(struct net *net)
{
int rc = -ENOMEM;
- if (!proc_net_fops_create(&init_net, "dev", S_IRUGO, &dev_seq_fops))
+ if (!proc_net_fops_create(net, "dev", S_IRUGO, &dev_seq_fops))
goto out;
- if (!proc_net_fops_create(&init_net, "softnet_stat", S_IRUGO, &softnet_seq_fops))
+ if (!proc_net_fops_create(net, "softnet_stat", S_IRUGO, &softnet_seq_fops))
goto out_dev;
- if (!proc_net_fops_create(&init_net, "ptype", S_IRUGO, &ptype_seq_fops))
+ if (!proc_net_fops_create(net, "ptype", S_IRUGO, &ptype_seq_fops))
goto out_softnet;
- if (wext_proc_init())
+ if (wext_proc_init(net))
goto out_ptype;
rc = 0;
out:
return rc;
out_ptype:
- proc_net_remove(&init_net, "ptype");
+ proc_net_remove(net, "ptype");
out_softnet:
- proc_net_remove(&init_net, "softnet_stat");
+ proc_net_remove(net, "softnet_stat");
out_dev:
- proc_net_remove(&init_net, "dev");
+ proc_net_remove(net, "dev");
goto out;
}
+
+static void dev_proc_net_exit(struct net *net)
+{
+ wext_proc_exit(net);
+
+ proc_net_remove(net, "ptype");
+ proc_net_remove(net, "softnet_stat");
+ proc_net_remove(net, "dev");
+}
+
+static struct pernet_operations dev_proc_ops = {
+ .init = dev_proc_net_init,
+ .exit = dev_proc_net_exit,
+};
+
+static int __init dev_proc_init(void)
+{
+ return register_pernet_subsys(&dev_proc_ops);
+}
#else
#define dev_proc_init() 0
#endif /* CONFIG_PROC_FS */
/*
* Perform the SIOCxIFxxx calls.
*/
-static int dev_ifsioc(struct ifreq *ifr, unsigned int cmd)
+static int dev_ifsioc(struct net *net, struct ifreq *ifr, unsigned int cmd)
{
int err;
- struct net_device *dev = __dev_get_by_name(ifr->ifr_name);
+ struct net_device *dev = __dev_get_by_name(net, ifr->ifr_name);
if (!dev)
return -ENODEV;
* positive or a negative errno code on error.
*/
-int dev_ioctl(unsigned int cmd, void __user *arg)
+int dev_ioctl(struct net *net, unsigned int cmd, void __user *arg)
{
struct ifreq ifr;
int ret;
if (cmd == SIOCGIFCONF) {
rtnl_lock();
- ret = dev_ifconf((char __user *) arg);
+ ret = dev_ifconf(net, (char __user *) arg);
rtnl_unlock();
return ret;
}
if (cmd == SIOCGIFNAME)
- return dev_ifname((struct ifreq __user *)arg);
+ return dev_ifname(net, (struct ifreq __user *)arg);
if (copy_from_user(&ifr, arg, sizeof(struct ifreq)))
return -EFAULT;
case SIOCGIFMAP:
case SIOCGIFINDEX:
case SIOCGIFTXQLEN:
- dev_load(ifr.ifr_name);
+ dev_load(net, ifr.ifr_name);
read_lock(&dev_base_lock);
- ret = dev_ifsioc(&ifr, cmd);
+ ret = dev_ifsioc(net, &ifr, cmd);
read_unlock(&dev_base_lock);
if (!ret) {
if (colon)
return ret;
case SIOCETHTOOL:
- dev_load(ifr.ifr_name);
+ dev_load(net, ifr.ifr_name);
rtnl_lock();
- ret = dev_ethtool(&ifr);
+ ret = dev_ethtool(net, &ifr);
rtnl_unlock();
if (!ret) {
if (colon)
case SIOCSIFNAME:
if (!capable(CAP_NET_ADMIN))
return -EPERM;
- dev_load(ifr.ifr_name);
+ dev_load(net, ifr.ifr_name);
rtnl_lock();
- ret = dev_ifsioc(&ifr, cmd);
+ ret = dev_ifsioc(net, &ifr, cmd);
rtnl_unlock();
if (!ret) {
if (colon)
/* fall through */
case SIOCBONDSLAVEINFOQUERY:
case SIOCBONDINFOQUERY:
- dev_load(ifr.ifr_name);
+ dev_load(net, ifr.ifr_name);
rtnl_lock();
- ret = dev_ifsioc(&ifr, cmd);
+ ret = dev_ifsioc(net, &ifr, cmd);
rtnl_unlock();
return ret;
if (cmd == SIOCWANDEV ||
(cmd >= SIOCDEVPRIVATE &&
cmd <= SIOCDEVPRIVATE + 15)) {
- dev_load(ifr.ifr_name);
+ dev_load(net, ifr.ifr_name);
rtnl_lock();
- ret = dev_ifsioc(&ifr, cmd);
+ ret = dev_ifsioc(net, &ifr, cmd);
rtnl_unlock();
if (!ret && copy_to_user(arg, &ifr,
sizeof(struct ifreq)))
}
/* Take care of Wireless Extensions */
if (cmd >= SIOCIWFIRST && cmd <= SIOCIWLAST)
- return wext_handle_ioctl(&ifr, cmd, arg);
+ return wext_handle_ioctl(net, &ifr, cmd, arg);
return -EINVAL;
}
}
* number. The caller must hold the rtnl semaphore or the
* dev_base_lock to be sure it remains unique.
*/
-static int dev_new_index(void)
+static int dev_new_index(struct net *net)
{
static int ifindex;
for (;;) {
if (++ifindex <= 0)
ifindex = 1;
- if (!__dev_get_by_index(ifindex))
+ if (!__dev_get_by_index(net, ifindex))
return ifindex;
}
}
-static int dev_boot_phase = 1;
-
/* Delayed registration/unregisteration */
static DEFINE_SPINLOCK(net_todo_list_lock);
static struct list_head net_todo_list = LIST_HEAD_INIT(net_todo_list);
struct hlist_head *head;
struct hlist_node *p;
int ret;
+ struct net *net;
BUG_ON(dev_boot_phase);
ASSERT_RTNL();
/* When net_device's are persistent, this will be fatal. */
BUG_ON(dev->reg_state != NETREG_UNINITIALIZED);
+ BUG_ON(!dev->nd_net);
+ net = dev->nd_net;
spin_lock_init(&dev->queue_lock);
spin_lock_init(&dev->_xmit_lock);
goto err_uninit;
}
- dev->ifindex = dev_new_index();
+ dev->ifindex = dev_new_index(net);
if (dev->iflink == -1)
dev->iflink = dev->ifindex;
/* Check for existence of name */
- head = dev_name_hash(dev->name);
+ head = dev_name_hash(net, dev->name);
hlist_for_each(p, head) {
struct net_device *d
= hlist_entry(p, struct net_device, name_hlist);
dev_init_scheduler(dev);
write_lock_bh(&dev_base_lock);
- list_add_tail(&dev->dev_list, &dev_base_head);
+ list_add_tail(&dev->dev_list, &net->dev_base_head);
hlist_add_head(&dev->name_hlist, head);
- hlist_add_head(&dev->index_hlist, dev_index_hash(dev->ifindex));
+ hlist_add_head(&dev->index_hlist, dev_index_hash(net, dev->ifindex));
dev_hold(dev);
write_unlock_bh(&dev_base_lock);
}
EXPORT_SYMBOL(netdev_compute_features);
+/* Initialize per network namespace state */
+static int netdev_init(struct net *net)
+{
+ int i;
+ INIT_LIST_HEAD(&net->dev_base_head);
+ rwlock_init(&dev_base_lock);
+
+ net->dev_name_head = kmalloc(
+ sizeof(*net->dev_name_head)*NETDEV_HASHENTRIES, GFP_KERNEL);
+ if (!net->dev_name_head)
+ return -ENOMEM;
+
+ net->dev_index_head = kmalloc(
+ sizeof(*net->dev_index_head)*NETDEV_HASHENTRIES, GFP_KERNEL);
+ if (!net->dev_index_head) {
+ kfree(net->dev_name_head);
+ return -ENOMEM;
+ }
+
+ for (i = 0; i < NETDEV_HASHENTRIES; i++)
+ INIT_HLIST_HEAD(&net->dev_name_head[i]);
+
+ for (i = 0; i < NETDEV_HASHENTRIES; i++)
+ INIT_HLIST_HEAD(&net->dev_index_head[i]);
+
+ return 0;
+}
+
+static void netdev_exit(struct net *net)
+{
+ kfree(net->dev_name_head);
+ kfree(net->dev_index_head);
+}
+
+static struct pernet_operations netdev_net_ops = {
+ .init = netdev_init,
+ .exit = netdev_exit,
+};
+
/*
* Initialize the DEV module. At boot time this walks the device list and
* unhooks any devices that fail to initialise (normally hardware not
for (i = 0; i < 16; i++)
INIT_LIST_HEAD(&ptype_base[i]);
- for (i = 0; i < ARRAY_SIZE(dev_name_head); i++)
- INIT_HLIST_HEAD(&dev_name_head[i]);
-
- for (i = 0; i < ARRAY_SIZE(dev_index_head); i++)
- INIT_HLIST_HEAD(&dev_index_head[i]);
+ if (register_pernet_subsys(&netdev_net_ops))
+ goto out;
/*
* Initialise the packet receive queues.
#ifdef CONFIG_PROC_FS
static void *dev_mc_seq_start(struct seq_file *seq, loff_t *pos)
{
+ struct net *net = seq->private;
struct net_device *dev;
loff_t off = 0;
read_lock(&dev_base_lock);
- for_each_netdev(dev) {
+ for_each_netdev(net, dev) {
if (off++ == *pos)
return dev;
}
static int dev_mc_seq_open(struct inode *inode, struct file *file)
{
- return seq_open(file, &dev_mc_seq_ops);
+ struct seq_file *seq;
+ int res;
+ res = seq_open(file, &dev_mc_seq_ops);
+ if (!res) {
+ seq = file->private_data;
+ seq->private = get_net(PROC_NET(inode));
+ }
+ return res;
+}
+
+static int dev_mc_seq_release(struct inode *inode, struct file *file)
+{
+ struct seq_file *seq = file->private_data;
+ struct net *net = seq->private;
+ put_net(net);
+ return seq_release(inode, file);
}
static const struct file_operations dev_mc_seq_fops = {
.open = dev_mc_seq_open,
.read = seq_read,
.llseek = seq_lseek,
- .release = seq_release,
+ .release = dev_mc_seq_release,
};
#endif
+static int dev_mc_net_init(struct net *net)
+{
+ if (!proc_net_fops_create(net, "dev_mcast", 0, &dev_mc_seq_fops))
+ return -ENOMEM;
+ return 0;
+}
+
+static void dev_mc_net_exit(struct net *net)
+{
+ proc_net_remove(net, "dev_mcast");
+}
+
+static struct pernet_operations dev_mc_net_ops = {
+ .init = dev_mc_net_init,
+ .exit = dev_mc_net_exit,
+};
+
void __init dev_mcast_init(void)
{
- proc_net_fops_create(&init_net, "dev_mcast", 0, &dev_mc_seq_fops);
+ register_pernet_subsys(&dev_mc_net_ops);
}
EXPORT_SYMBOL(dev_mc_add);
/* The main entry point in this file. Called from net/core/dev.c */
-int dev_ethtool(struct ifreq *ifr)
+int dev_ethtool(struct net *net, struct ifreq *ifr)
{
- struct net_device *dev = __dev_get_by_name(ifr->ifr_name);
+ struct net_device *dev = __dev_get_by_name(net, ifr->ifr_name);
void __user *useraddr = ifr->ifr_data;
u32 ethcmd;
int rc;
#include <linux/kernel.h>
#include <linux/list.h>
#include <net/net_namespace.h>
+#include <net/sock.h>
#include <net/fib_rules.h>
static LIST_HEAD(rules_ops);
static int fib_nl_newrule(struct sk_buff *skb, struct nlmsghdr* nlh, void *arg)
{
+ struct net *net = skb->sk->sk_net;
struct fib_rule_hdr *frh = nlmsg_data(nlh);
struct fib_rules_ops *ops = NULL;
struct fib_rule *rule, *r, *last = NULL;
rule->ifindex = -1;
nla_strlcpy(rule->ifname, tb[FRA_IFNAME], IFNAMSIZ);
- dev = __dev_get_by_name(rule->ifname);
+ dev = __dev_get_by_name(net, rule->ifname);
if (dev)
rule->ifindex = dev->ifindex;
}
static int neigh_delete(struct sk_buff *skb, struct nlmsghdr *nlh, void *arg)
{
+ struct net *net = skb->sk->sk_net;
struct ndmsg *ndm;
struct nlattr *dst_attr;
struct neigh_table *tbl;
ndm = nlmsg_data(nlh);
if (ndm->ndm_ifindex) {
- dev = dev_get_by_index(ndm->ndm_ifindex);
+ dev = dev_get_by_index(net, ndm->ndm_ifindex);
if (dev == NULL) {
err = -ENODEV;
goto out;
static int neigh_add(struct sk_buff *skb, struct nlmsghdr *nlh, void *arg)
{
+ struct net *net = skb->sk->sk_net;
struct ndmsg *ndm;
struct nlattr *tb[NDA_MAX+1];
struct neigh_table *tbl;
ndm = nlmsg_data(nlh);
if (ndm->ndm_ifindex) {
- dev = dev_get_by_index(ndm->ndm_ifindex);
+ dev = dev_get_by_index(net, ndm->ndm_ifindex);
if (dev == NULL) {
err = -ENODEV;
goto out;
int err;
if (np->dev_name)
- ndev = dev_get_by_name(np->dev_name);
+ ndev = dev_get_by_name(&init_net, np->dev_name);
if (!ndev) {
printk(KERN_ERR "%s: %s doesn't exist, aborting.\n",
np->name, np->dev_name);
pkt_dev->odev = NULL;
}
- odev = dev_get_by_name(ifname);
+ odev = dev_get_by_name(&init_net, ifname);
if (!odev) {
printk(KERN_ERR "pktgen: no such netdevice: \"%s\"\n", ifname);
return -ENODEV;
void __rtnl_link_unregister(struct rtnl_link_ops *ops)
{
struct net_device *dev, *n;
+ struct net *net;
- for_each_netdev_safe(dev, n) {
- if (dev->rtnl_link_ops == ops)
- ops->dellink(dev);
+ for_each_net(net) {
+ for_each_netdev_safe(net, dev, n) {
+ if (dev->rtnl_link_ops == ops)
+ ops->dellink(dev);
+ }
}
list_del(&ops->list);
}
static int rtnl_dump_ifinfo(struct sk_buff *skb, struct netlink_callback *cb)
{
+ struct net *net = skb->sk->sk_net;
int idx;
int s_idx = cb->args[0];
struct net_device *dev;
idx = 0;
- for_each_netdev(dev) {
+ for_each_netdev(net, dev) {
if (idx < s_idx)
goto cont;
if (rtnl_fill_ifinfo(skb, dev, RTM_NEWLINK,
static int rtnl_setlink(struct sk_buff *skb, struct nlmsghdr *nlh, void *arg)
{
+ struct net *net = skb->sk->sk_net;
struct ifinfomsg *ifm;
struct net_device *dev;
int err;
err = -EINVAL;
ifm = nlmsg_data(nlh);
if (ifm->ifi_index > 0)
- dev = dev_get_by_index(ifm->ifi_index);
+ dev = dev_get_by_index(net, ifm->ifi_index);
else if (tb[IFLA_IFNAME])
- dev = dev_get_by_name(ifname);
+ dev = dev_get_by_name(net, ifname);
else
goto errout;
static int rtnl_dellink(struct sk_buff *skb, struct nlmsghdr *nlh, void *arg)
{
+ struct net *net = skb->sk->sk_net;
const struct rtnl_link_ops *ops;
struct net_device *dev;
struct ifinfomsg *ifm;
ifm = nlmsg_data(nlh);
if (ifm->ifi_index > 0)
- dev = __dev_get_by_index(ifm->ifi_index);
+ dev = __dev_get_by_index(net, ifm->ifi_index);
else if (tb[IFLA_IFNAME])
- dev = __dev_get_by_name(ifname);
+ dev = __dev_get_by_name(net, ifname);
else
return -EINVAL;
return 0;
}
-struct net_device *rtnl_create_link(char *ifname,
+struct net_device *rtnl_create_link(struct net *net, char *ifname,
const struct rtnl_link_ops *ops, struct nlattr *tb[])
{
int err;
goto err_free;
}
+ dev->nd_net = net;
dev->rtnl_link_ops = ops;
if (tb[IFLA_MTU])
static int rtnl_newlink(struct sk_buff *skb, struct nlmsghdr *nlh, void *arg)
{
+ struct net *net = skb->sk->sk_net;
const struct rtnl_link_ops *ops;
struct net_device *dev;
struct ifinfomsg *ifm;
ifm = nlmsg_data(nlh);
if (ifm->ifi_index > 0)
- dev = __dev_get_by_index(ifm->ifi_index);
+ dev = __dev_get_by_index(net, ifm->ifi_index);
else if (ifname[0])
- dev = __dev_get_by_name(ifname);
+ dev = __dev_get_by_name(net, ifname);
else
dev = NULL;
if (!ifname[0])
snprintf(ifname, IFNAMSIZ, "%s%%d", ops->kind);
- dev = rtnl_create_link(ifname, ops, tb);
+ dev = rtnl_create_link(net, ifname, ops, tb);
if (IS_ERR(dev))
err = PTR_ERR(dev);
static int rtnl_getlink(struct sk_buff *skb, struct nlmsghdr* nlh, void *arg)
{
+ struct net *net = skb->sk->sk_net;
struct ifinfomsg *ifm;
struct nlattr *tb[IFLA_MAX+1];
struct net_device *dev = NULL;
ifm = nlmsg_data(nlh);
if (ifm->ifi_index > 0) {
- dev = dev_get_by_index(ifm->ifi_index);
+ dev = dev_get_by_index(net, ifm->ifi_index);
if (dev == NULL)
return -ENODEV;
} else
{
int ret = -ENOPROTOOPT;
#ifdef CONFIG_NETDEVICES
+ struct net *net = sk->sk_net;
char devname[IFNAMSIZ];
int index;
if (devname[0] == '\0') {
index = 0;
} else {
- struct net_device *dev = dev_get_by_name(devname);
+ struct net_device *dev = dev_get_by_name(net, devname);
ret = -ENODEV;
if (!dev)
if (dn_ntohs(saddr->sdn_nodeaddrl)) {
read_lock(&dev_base_lock);
ldev = NULL;
- for_each_netdev(dev) {
+ for_each_netdev(&init_net, dev) {
if (!dev->dn_ptr)
continue;
if (dn_dev_islocal(dev, dn_saddr2dn(saddr))) {
ifr->ifr_name[IFNAMSIZ-1] = 0;
#ifdef CONFIG_KMOD
- dev_load(ifr->ifr_name);
+ dev_load(&init_net, ifr->ifr_name);
#endif
switch(cmd) {
rtnl_lock();
- if ((dev = __dev_get_by_name(ifr->ifr_name)) == NULL) {
+ if ((dev = __dev_get_by_name(&init_net, ifr->ifr_name)) == NULL) {
ret = -ENODEV;
goto done;
}
{
struct net_device *dev;
struct dn_dev *dn_dev = NULL;
- dev = dev_get_by_index(ifindex);
+ dev = dev_get_by_index(&init_net, ifindex);
if (dev) {
dn_dev = dev->dn_ptr;
dev_put(dev);
return -EINVAL;
ifm = nlmsg_data(nlh);
- if ((dev = __dev_get_by_index(ifm->ifa_index)) == NULL)
+ if ((dev = __dev_get_by_index(&init_net, ifm->ifa_index)) == NULL)
return -ENODEV;
if ((dn_db = dev->dn_ptr) == NULL) {
skip_naddr = cb->args[1];
idx = 0;
- for_each_netdev(dev) {
+ for_each_netdev(&init_net, dev) {
if (idx < skip_ndevs)
goto cont;
else if (idx > skip_ndevs) {
struct net_device *dev;
rtnl_lock();
- for_each_netdev(dev)
+ for_each_netdev(&init_net, dev)
dn_dev_down(dev);
rtnl_unlock();
struct net_device *dev;
rtnl_lock();
- for_each_netdev(dev) {
+ for_each_netdev(&init_net, dev) {
if (dev->flags & IFF_UP)
dn_dev_up(dev);
}
return SEQ_START_TOKEN;
i = 1;
- for_each_netdev(dev) {
+ for_each_netdev(&init_net, dev) {
if (!is_dn_dev(dev))
continue;
dev = (struct net_device *)v;
if (v == SEQ_START_TOKEN)
- dev = net_device_entry(&dev_base_head);
+ dev = net_device_entry(&init_net.dev_base_head);
- for_each_netdev_continue(dev) {
+ for_each_netdev_continue(&init_net, dev) {
if (!is_dn_dev(dev))
continue;
return -EINVAL;
if (dnet_addr_type(nh->nh_gw) != RTN_UNICAST)
return -EINVAL;
- if ((dev = __dev_get_by_index(nh->nh_oif)) == NULL)
+ if ((dev = __dev_get_by_index(&init_net, nh->nh_oif)) == NULL)
return -ENODEV;
if (!(dev->flags&IFF_UP))
return -ENETDOWN;
if (nh->nh_flags&(RTNH_F_PERVASIVE|RTNH_F_ONLINK))
return -EINVAL;
- dev = __dev_get_by_index(nh->nh_oif);
+ dev = __dev_get_by_index(&init_net, nh->nh_oif);
if (dev == NULL || dev->dn_ptr == NULL)
return -ENODEV;
if (!(dev->flags&IFF_UP))
if (nhs != 1 || nh->nh_gw)
goto err_inval;
nh->nh_scope = RT_SCOPE_NOWHERE;
- nh->nh_dev = dev_get_by_index(fi->fib_nh->nh_oif);
+ nh->nh_dev = dev_get_by_index(&init_net, fi->fib_nh->nh_oif);
err = -ENODEV;
if (nh->nh_dev == NULL)
goto failure;
/* Scan device list */
read_lock(&dev_base_lock);
- for_each_netdev(dev) {
+ for_each_netdev(&init_net, dev) {
dn_db = dev->dn_ptr;
if (dn_db == NULL)
continue;
/* If we have an output interface, verify its a DECnet device */
if (oldflp->oif) {
- dev_out = dev_get_by_index(oldflp->oif);
+ dev_out = dev_get_by_index(&init_net, oldflp->oif);
err = -ENODEV;
if (dev_out && dev_out->dn_ptr == NULL) {
dev_put(dev_out);
goto out;
}
read_lock(&dev_base_lock);
- for_each_netdev(dev) {
+ for_each_netdev(&init_net, dev) {
if (!dev->dn_ptr)
continue;
if (!dn_dev_islocal(dev, oldflp->fld_src))
if (fl.iif) {
struct net_device *dev;
- if ((dev = dev_get_by_index(fl.iif)) == NULL) {
+ if ((dev = dev_get_by_index(&init_net, fl.iif)) == NULL) {
kfree_skb(skb);
return -ENODEV;
}
devname[newlen] = 0;
- dev = dev_get_by_name(devname);
+ dev = dev_get_by_name(&init_net, devname);
if (dev == NULL)
return -ENODEV;
devname[*lenp] = 0;
strip_it(devname);
- dev = dev_get_by_name(devname);
+ dev = dev_get_by_name(&init_net, devname);
if (dev == NULL)
return -ENODEV;
if (copy_from_user(&ifr, arg, sizeof(struct ifreq)))
return -EFAULT;
- if ((dev = dev_get_by_name(ifr.ifr_name)) == NULL)
+ if ((dev = dev_get_by_name(&init_net, ifr.ifr_name)) == NULL)
return -ENODEV;
sec = (struct sockaddr_ec *)&ifr.ifr_addr;
if (mask && mask != htonl(0xFFFFFFFF))
return -EINVAL;
if (!dev && (r->arp_flags & ATF_COM)) {
- dev = dev_getbyhwaddr(r->arp_ha.sa_family, r->arp_ha.sa_data);
+ dev = dev_getbyhwaddr(&init_net, r->arp_ha.sa_family, r->arp_ha.sa_data);
if (!dev)
return -ENODEV;
}
rtnl_lock();
if (r.arp_dev[0]) {
err = -ENODEV;
- if ((dev = __dev_get_by_name(r.arp_dev)) == NULL)
+ if ((dev = __dev_get_by_name(&init_net, r.arp_dev)) == NULL)
goto out;
/* Mmmm... It is wrong... ARPHRD_NETROM==0 */
struct net_device *dev;
struct in_device *in_dev = NULL;
read_lock(&dev_base_lock);
- dev = __dev_get_by_index(ifindex);
+ dev = __dev_get_by_index(&init_net, ifindex);
if (dev)
in_dev = in_dev_get(dev);
read_unlock(&dev_base_lock);
goto errout;
}
- dev = __dev_get_by_index(ifm->ifa_index);
+ dev = __dev_get_by_index(&init_net, ifm->ifa_index);
if (dev == NULL) {
err = -ENODEV;
goto errout;
*colon = 0;
#ifdef CONFIG_KMOD
- dev_load(ifr.ifr_name);
+ dev_load(&init_net, ifr.ifr_name);
#endif
switch (cmd) {
rtnl_lock();
ret = -ENODEV;
- if ((dev = __dev_get_by_name(ifr.ifr_name)) == NULL)
+ if ((dev = __dev_get_by_name(&init_net, ifr.ifr_name)) == NULL)
goto done;
if (colon)
*/
read_lock(&dev_base_lock);
rcu_read_lock();
- for_each_netdev(dev) {
+ for_each_netdev(&init_net, dev) {
if ((in_dev = __in_dev_get_rcu(dev)) == NULL)
continue;
read_lock(&dev_base_lock);
rcu_read_lock();
- for_each_netdev(dev) {
+ for_each_netdev(&init_net, dev) {
if ((in_dev = __in_dev_get_rcu(dev))) {
addr = confirm_addr_indev(in_dev, dst, local, scope);
if (addr)
s_ip_idx = ip_idx = cb->args[1];
idx = 0;
- for_each_netdev(dev) {
+ for_each_netdev(&init_net, dev) {
if (idx < s_idx)
goto cont;
if (idx > s_idx)
struct net_device *dev;
read_lock(&dev_base_lock);
- for_each_netdev(dev) {
+ for_each_netdev(&init_net, dev) {
struct in_device *in_dev;
rcu_read_lock();
in_dev = __in_dev_get_rcu(dev);
IPV4_DEVCONF_DFLT(FORWARDING) = on;
read_lock(&dev_base_lock);
- for_each_netdev(dev) {
+ for_each_netdev(&init_net, dev) {
struct in_device *in_dev;
rcu_read_lock();
in_dev = __in_dev_get_rcu(dev);
colon = strchr(devname, ':');
if (colon)
*colon = 0;
- dev = __dev_get_by_name(devname);
+ dev = __dev_get_by_name(&init_net, devname);
if (!dev)
return -ENODEV;
cfg->fc_oif = dev->ifindex;
return -EINVAL;
if (inet_addr_type(nh->nh_gw) != RTN_UNICAST)
return -EINVAL;
- if ((dev = __dev_get_by_index(nh->nh_oif)) == NULL)
+ if ((dev = __dev_get_by_index(&init_net, nh->nh_oif)) == NULL)
return -ENODEV;
if (!(dev->flags&IFF_UP))
return -ENETDOWN;
if (nhs != 1 || nh->nh_gw)
goto err_inval;
nh->nh_scope = RT_SCOPE_NOWHERE;
- nh->nh_dev = dev_get_by_index(fi->fib_nh->nh_oif);
+ nh->nh_dev = dev_get_by_index(&init_net, fi->fib_nh->nh_oif);
err = -ENODEV;
if (nh->nh_dev == NULL)
goto failure;
struct net_device *dev = NULL;
if (rt->fl.iif && sysctl_icmp_errors_use_inbound_ifaddr)
- dev = dev_get_by_index(rt->fl.iif);
+ dev = dev_get_by_index(&init_net, rt->fl.iif);
if (dev) {
saddr = inet_select_addr(dev, 0, RT_SCOPE_LINK);
struct igmp_mc_iter_state *state = igmp_mc_seq_private(seq);
state->in_dev = NULL;
- for_each_netdev(state->dev) {
+ for_each_netdev(&init_net, state->dev) {
struct in_device *in_dev;
in_dev = in_dev_get(state->dev);
if (!in_dev)
state->idev = NULL;
state->im = NULL;
- for_each_netdev(state->dev) {
+ for_each_netdev(&init_net, state->dev) {
struct in_device *idev;
idev = in_dev_get(state->dev);
if (unlikely(idev == NULL))
if ((qp->last_in&FIRST_IN) && qp->fragments != NULL) {
struct sk_buff *head = qp->fragments;
/* Send an ICMP "Fragment Reassembly Timeout" message. */
- if ((head->dev = dev_get_by_index(qp->iif)) != NULL) {
+ if ((head->dev = dev_get_by_index(&init_net, qp->iif)) != NULL) {
icmp_send(head, ICMP_TIME_EXCEEDED, ICMP_EXC_FRAGTIME, 0);
dev_put(head->dev);
}
int i;
for (i=1; i<100; i++) {
sprintf(name, "gre%d", i);
- if (__dev_get_by_name(name) == NULL)
+ if (__dev_get_by_name(&init_net, name) == NULL)
break;
}
if (i==100)
}
if (!tdev && tunnel->parms.link)
- tdev = __dev_get_by_index(tunnel->parms.link);
+ tdev = __dev_get_by_index(&init_net, tunnel->parms.link);
if (tdev) {
hlen = tdev->hard_header_len;
dev_put(dev);
}
} else
- dev = __dev_get_by_index(mreq.imr_ifindex);
+ dev = __dev_get_by_index(&init_net, mreq.imr_ifindex);
err = -EADDRNOTAVAIL;
if (dev_change_flags(&loopback_dev, loopback_dev.flags | IFF_UP) < 0)
printk(KERN_ERR "IP-Config: Failed to open %s\n", loopback_dev.name);
- for_each_netdev(dev) {
+ for_each_netdev(&init_net, dev) {
if (dev == &loopback_dev)
continue;
if (user_dev_name[0] ? !strcmp(dev->name, user_dev_name) :
int i;
for (i=1; i<100; i++) {
sprintf(name, "tunl%d", i);
- if (__dev_get_by_name(name) == NULL)
+ if (__dev_get_by_name(&init_net, name) == NULL)
break;
}
if (i==100)
}
if (!tdev && tunnel->parms.link)
- tdev = __dev_get_by_index(tunnel->parms.link);
+ tdev = __dev_get_by_index(&init_net, tunnel->parms.link);
if (tdev) {
dev->hard_header_len = tdev->hard_header_len + sizeof(struct iphdr);
{
struct net_device *dev;
- dev = __dev_get_by_name("tunl0");
+ dev = __dev_get_by_name(&init_net, "tunl0");
if (dev) {
int err;
dev = NULL;
- if (err == 0 && (dev = __dev_get_by_name(p.name)) != NULL) {
+ if (err == 0 && (dev = __dev_get_by_name(&init_net, p.name)) != NULL) {
dev->flags |= IFF_MULTICAST;
in_dev = __in_dev_get_rtnl(dev);
struct net_device *dev;
struct inet_sock *inet = inet_sk(sk);
- if ((dev = __dev_get_by_name(ifname)) == NULL)
+ if ((dev = __dev_get_by_name(&init_net, ifname)) == NULL)
return -ENODEV;
if (sk->sk_bound_dev_if && dev->ifindex != sk->sk_bound_dev_if)
int num;
if (sync_state == IP_VS_STATE_MASTER) {
- if ((dev = __dev_get_by_name(ip_vs_master_mcast_ifn)) == NULL)
+ if ((dev = __dev_get_by_name(&init_net, ip_vs_master_mcast_ifn)) == NULL)
return -ENODEV;
num = (dev->mtu - sizeof(struct iphdr) -
IP_VS_DBG(7, "setting the maximum length of sync sending "
"message %d.\n", sync_send_mesg_maxlen);
} else if (sync_state == IP_VS_STATE_BACKUP) {
- if ((dev = __dev_get_by_name(ip_vs_backup_mcast_ifn)) == NULL)
+ if ((dev = __dev_get_by_name(&init_net, ip_vs_backup_mcast_ifn)) == NULL)
return -ENODEV;
sync_recv_mesg_maxlen = dev->mtu -
memset(&mreq, 0, sizeof(mreq));
memcpy(&mreq.imr_multiaddr, addr, sizeof(struct in_addr));
- if ((dev = __dev_get_by_name(ifname)) == NULL)
+ if ((dev = __dev_get_by_name(&init_net, ifname)) == NULL)
return -ENODEV;
if (sk->sk_bound_dev_if && dev->ifindex != sk->sk_bound_dev_if)
return -EINVAL;
__be32 addr;
struct sockaddr_in sin;
- if ((dev = __dev_get_by_name(ifname)) == NULL)
+ if ((dev = __dev_get_by_name(&init_net, ifname)) == NULL)
return -ENODEV;
addr = inet_select_addr(dev, 0, RT_SCOPE_UNIVERSE);
return false;
}
- dev = dev_get_by_name(e->ip.iniface);
+ dev = dev_get_by_name(&init_net, e->ip.iniface);
if (!dev) {
printk(KERN_WARNING "CLUSTERIP: no such interface %s\n", e->ip.iniface);
return false;
if (oldflp->oif) {
- dev_out = dev_get_by_index(oldflp->oif);
+ dev_out = dev_get_by_index(&init_net, oldflp->oif);
err = -ENODEV;
if (dev_out == NULL)
goto out;
if (iif) {
struct net_device *dev;
- dev = __dev_get_by_index(iif);
+ dev = __dev_get_by_index(&init_net, iif);
if (dev == NULL) {
err = -ENODEV;
goto errout_free;
struct inet6_dev *idev;
read_lock(&dev_base_lock);
- for_each_netdev(dev) {
+ for_each_netdev(&init_net, dev) {
rcu_read_lock();
idev = __in6_dev_get(dev);
if (idev) {
read_lock(&dev_base_lock);
rcu_read_lock();
- for_each_netdev(dev) {
+ for_each_netdev(&init_net, dev) {
struct inet6_dev *idev;
struct inet6_ifaddr *ifa;
if (copy_from_user(&ireq, arg, sizeof(struct in6_ifreq)))
goto err_exit;
- dev = __dev_get_by_index(ireq.ifr6_ifindex);
+ dev = __dev_get_by_index(&init_net, ireq.ifr6_ifindex);
err = -ENODEV;
if (dev == NULL)
if (err == 0) {
err = -ENOBUFS;
- if ((dev = __dev_get_by_name(p.name)) == NULL)
+ if ((dev = __dev_get_by_name(&init_net, p.name)) == NULL)
goto err_exit;
err = dev_open(dev);
}
if (!valid_lft || prefered_lft > valid_lft)
return -EINVAL;
- if ((dev = __dev_get_by_index(ifindex)) == NULL)
+ if ((dev = __dev_get_by_index(&init_net, ifindex)) == NULL)
return -ENODEV;
if ((idev = addrconf_add_dev(dev)) == NULL)
struct inet6_dev *idev;
struct net_device *dev;
- if ((dev = __dev_get_by_index(ifindex)) == NULL)
+ if ((dev = __dev_get_by_index(&init_net, ifindex)) == NULL)
return -ENODEV;
if ((idev = __in6_dev_get(dev)) == NULL)
return;
}
- for_each_netdev(dev) {
+ for_each_netdev(&init_net, dev) {
struct in_device * in_dev = __in_dev_get_rtnl(dev);
if (in_dev && (dev->flags & IFF_UP)) {
struct in_ifaddr * ifa;
/* first try to inherit the link-local address from the link device */
if (idev->dev->iflink &&
- (link_dev = __dev_get_by_index(idev->dev->iflink))) {
+ (link_dev = __dev_get_by_index(&init_net, idev->dev->iflink))) {
if (!ipv6_inherit_linklocal(idev, link_dev))
return;
}
/* then try to inherit it from any device */
- for_each_netdev(link_dev) {
+ for_each_netdev(&init_net, link_dev) {
if (!ipv6_inherit_linklocal(idev, link_dev))
return;
}
valid_lft = INFINITY_LIFE_TIME;
}
- dev = __dev_get_by_index(ifm->ifa_index);
+ dev = __dev_get_by_index(&init_net, ifm->ifa_index);
if (dev == NULL)
return -ENODEV;
s_ip_idx = ip_idx = cb->args[1];
idx = 0;
- for_each_netdev(dev) {
+ for_each_netdev(&init_net, dev) {
if (idx < s_idx)
goto cont;
if (idx > s_idx)
ifm = nlmsg_data(nlh);
if (ifm->ifa_index)
- dev = __dev_get_by_index(ifm->ifa_index);
+ dev = __dev_get_by_index(&init_net, ifm->ifa_index);
if ((ifa = ipv6_get_ifaddr(addr, dev, 1)) == NULL) {
err = -EADDRNOTAVAIL;
read_lock(&dev_base_lock);
idx = 0;
- for_each_netdev(dev) {
+ for_each_netdev(&init_net, dev) {
if (idx < s_idx)
goto cont;
if ((idev = in6_dev_get(dev)) == NULL)
* clean dev list.
*/
- for_each_netdev(dev) {
+ for_each_netdev(&init_net, dev) {
if (__in6_dev_get(dev) == NULL)
continue;
addrconf_ifdown(dev, 1);
err = -EINVAL;
goto out;
}
- dev = dev_get_by_index(sk->sk_bound_dev_if);
+ dev = dev_get_by_index(&init_net, sk->sk_bound_dev_if);
if (!dev) {
err = -ENODEV;
goto out;
} else {
/* router, no matching interface: just pick one */
- dev = dev_get_by_flags(IFF_UP, IFF_UP|IFF_LOOPBACK);
+ dev = dev_get_by_flags(&init_net, IFF_UP, IFF_UP|IFF_LOOPBACK);
}
} else
- dev = dev_get_by_index(ifindex);
+ dev = dev_get_by_index(&init_net, ifindex);
if (dev == NULL) {
err = -ENODEV;
write_unlock_bh(&ipv6_sk_ac_lock);
- dev = dev_get_by_index(pac->acl_ifindex);
+ dev = dev_get_by_index(&init_net, pac->acl_ifindex);
if (dev) {
ipv6_dev_ac_dec(dev, &pac->acl_addr);
dev_put(dev);
if (pac->acl_ifindex != prev_index) {
if (dev)
dev_put(dev);
- dev = dev_get_by_index(pac->acl_ifindex);
+ dev = dev_get_by_index(&init_net, pac->acl_ifindex);
prev_index = pac->acl_ifindex;
}
if (dev)
if (dev)
return ipv6_chk_acast_dev(dev, addr);
read_lock(&dev_base_lock);
- for_each_netdev(dev)
+ for_each_netdev(&init_net, dev)
if (ipv6_chk_acast_dev(dev, addr)) {
found = 1;
break;
struct ac6_iter_state *state = ac6_seq_private(seq);
state->idev = NULL;
- for_each_netdev(state->dev) {
+ for_each_netdev(&init_net, state->dev) {
struct inet6_dev *idev;
idev = in6_dev_get(state->dev);
if (!idev)
if (!src_info->ipi6_ifindex)
return -EINVAL;
else {
- dev = dev_get_by_index(src_info->ipi6_ifindex);
+ dev = dev_get_by_index(&init_net, src_info->ipi6_ifindex);
if (!dev)
return -ENODEV;
}
int i;
for (i = 1; i < IP6_TNL_MAX; i++) {
sprintf(name, "ip6tnl%d", i);
- if (__dev_get_by_name(name) == NULL)
+ if (__dev_get_by_name(&init_net, name) == NULL)
break;
}
if (i == IP6_TNL_MAX)
struct net_device *ldev = NULL;
if (p->link)
- ldev = dev_get_by_index(p->link);
+ ldev = dev_get_by_index(&init_net, p->link);
if ((ipv6_addr_is_multicast(&p->laddr) ||
likely(ipv6_chk_addr(&p->laddr, ldev, 0))) &&
struct net_device *ldev = NULL;
if (p->link)
- ldev = dev_get_by_index(p->link);
+ ldev = dev_get_by_index(&init_net, p->link);
if (unlikely(!ipv6_chk_addr(&p->laddr, ldev, 0)))
printk(KERN_WARNING
if (sk->sk_bound_dev_if && sk->sk_bound_dev_if != val)
goto e_inval;
- if (__dev_get_by_index(val) == NULL) {
+ if (__dev_get_by_index(&init_net, val) == NULL) {
retv = -ENODEV;
break;
}
dst_release(&rt->u.dst);
}
} else
- dev = dev_get_by_index(ifindex);
+ dev = dev_get_by_index(&init_net, ifindex);
if (dev == NULL) {
sock_kfree_s(sk, mc_lst, sizeof(*mc_lst));
*lnk = mc_lst->next;
write_unlock_bh(&ipv6_sk_mc_lock);
- if ((dev = dev_get_by_index(mc_lst->ifindex)) != NULL) {
+ if ((dev = dev_get_by_index(&init_net, mc_lst->ifindex)) != NULL) {
struct inet6_dev *idev = in6_dev_get(dev);
(void) ip6_mc_leave_src(sk, mc_lst, idev);
dst_release(&rt->u.dst);
}
} else
- dev = dev_get_by_index(ifindex);
+ dev = dev_get_by_index(&init_net, ifindex);
if (!dev)
return NULL;
np->ipv6_mc_list = mc_lst->next;
write_unlock_bh(&ipv6_sk_mc_lock);
- dev = dev_get_by_index(mc_lst->ifindex);
+ dev = dev_get_by_index(&init_net, mc_lst->ifindex);
if (dev) {
struct inet6_dev *idev = in6_dev_get(dev);
struct igmp6_mc_iter_state *state = igmp6_mc_seq_private(seq);
state->idev = NULL;
- for_each_netdev(state->dev) {
+ for_each_netdev(&init_net, state->dev) {
struct inet6_dev *idev;
idev = in6_dev_get(state->dev);
if (!idev)
state->idev = NULL;
state->im = NULL;
- for_each_netdev(state->dev) {
+ for_each_netdev(&init_net, state->dev) {
struct inet6_dev *idev;
idev = in6_dev_get(state->dev);
if (unlikely(idev == NULL))
if (!sk->sk_bound_dev_if)
goto out;
- dev = dev_get_by_index(sk->sk_bound_dev_if);
+ dev = dev_get_by_index(&init_net, sk->sk_bound_dev_if);
if (!dev) {
err = -ENODEV;
goto out;
fq_kill(fq);
- dev = dev_get_by_index(fq->iif);
+ dev = dev_get_by_index(&init_net, fq->iif);
if (!dev)
goto out;
#endif
if (cfg->fc_ifindex) {
err = -ENODEV;
- dev = dev_get_by_index(cfg->fc_ifindex);
+ dev = dev_get_by_index(&init_net, cfg->fc_ifindex);
if (!dev)
goto out;
idev = in6_dev_get(dev);
if (iif) {
struct net_device *dev;
- dev = __dev_get_by_index(iif);
+ dev = __dev_get_by_index(&init_net, iif);
if (!dev) {
err = -ENODEV;
goto errout;
int i;
for (i=1; i<100; i++) {
sprintf(name, "sit%d", i);
- if (__dev_get_by_name(name) == NULL)
+ if (__dev_get_by_name(&init_net, name) == NULL)
break;
}
if (i==100)
}
if (!tdev && tunnel->parms.link)
- tdev = __dev_get_by_index(tunnel->parms.link);
+ tdev = __dev_get_by_index(&init_net, tunnel->parms.link);
if (tdev) {
dev->hard_header_len = tdev->hard_header_len + sizeof(struct iphdr);
if (intrfc)
ipxitf_put(intrfc);
- dev = dev_get_by_name(idef->ipx_device);
+ dev = dev_get_by_name(&init_net, idef->ipx_device);
rc = -ENODEV;
if (!dev)
goto out;
if (!dlink_type)
goto out;
- dev = __dev_get_by_name(idef->ipx_device);
+ dev = __dev_get_by_name(&init_net, idef->ipx_device);
rc = -ENODEV;
if (!dev)
goto out;
if (copy_from_user(&ifr, arg, sizeof(ifr)))
break;
sipx = (struct sockaddr_ipx *)&ifr.ifr_addr;
- dev = __dev_get_by_name(ifr.ifr_name);
+ dev = __dev_get_by_name(&init_net, ifr.ifr_name);
rc = -ENODEV;
if (!dev)
break;
#include <linux/socket.h>
#include <linux/irda.h>
+#include <net/net_namespace.h>
#include <net/sock.h>
#include <net/irda/irda.h>
#include <net/irda/irlap.h>
.maxattr = IRDA_NL_CMD_MAX,
};
-static struct net_device * ifname_to_netdev(struct genl_info *info)
+static struct net_device * ifname_to_netdev(struct net *net, struct genl_info *info)
{
char * ifname;
IRDA_DEBUG(5, "%s(): Looking for %s\n", __FUNCTION__, ifname);
- return dev_get_by_name(ifname);
+ return dev_get_by_name(net, ifname);
}
static int irda_nl_set_mode(struct sk_buff *skb, struct genl_info *info)
IRDA_DEBUG(5, "%s(): Switching to mode: %d\n", __FUNCTION__, mode);
- dev = ifname_to_netdev(info);
+ dev = ifname_to_netdev(&init_net, info);
if (!dev)
return -ENODEV;
void *hdr;
int ret = -ENOBUFS;
- dev = ifname_to_netdev(info);
+ dev = ifname_to_netdev(&init_net, info);
if (!dev)
return -ENODEV;
if (!sock_flag(sk, SOCK_ZAPPED))
goto out;
rc = -ENODEV;
- llc->dev = dev_getfirstbyhwtype(addr->sllc_arphrd);
+ llc->dev = dev_getfirstbyhwtype(&init_net, addr->sllc_arphrd);
if (!llc->dev)
goto out;
rc = -EUSERS;
goto out;
rc = -ENODEV;
rtnl_lock();
- llc->dev = dev_getbyhwaddr(addr->sllc_arphrd, addr->sllc_mac);
+ llc->dev = dev_getbyhwaddr(&init_net, addr->sllc_arphrd, addr->sllc_mac);
rtnl_unlock();
if (!llc->dev)
goto out;
#include <linux/slab.h>
#include <linux/string.h>
#include <linux/init.h>
+#include <net/net_namespace.h>
#include <net/llc.h>
LIST_HEAD(llc_sap_list);
{
struct net_device *dev;
- dev = first_net_device();
+ dev = first_net_device(&init_net);
if (dev != NULL)
dev = next_net_device(dev);
#include <linux/wireless.h>
#include <linux/rtnetlink.h>
#include <linux/bitmap.h>
+#include <net/net_namespace.h>
#include <net/cfg80211.h>
#include "ieee80211_common.h"
#include <linux/nl80211.h>
#include <linux/rtnetlink.h>
+#include <net/net_namespace.h>
#include <net/cfg80211.h>
#include "ieee80211_i.h"
#include "ieee80211_cfg.h"
if (unlikely(local->reg_state != IEEE80211_DEV_REGISTERED))
return -ENODEV;
- dev = dev_get_by_index(ifindex);
+ dev = dev_get_by_index(&init_net, ifindex);
if (!dev)
return 0;
#include <linux/skbuff.h>
#include <linux/etherdevice.h>
#include <linux/bitmap.h>
+#include <net/net_namespace.h>
#include <net/ieee80211_radiotap.h>
#include <net/cfg80211.h>
#include <net/mac80211.h>
struct net_device *dev;
pkt_data = (struct ieee80211_tx_packet_data *)skb->cb;
- dev = dev_get_by_index(pkt_data->ifindex);
+ dev = dev_get_by_index(&init_net, pkt_data->ifindex);
if (unlikely(dev && !is_ieee80211_device(dev, mdev))) {
dev_put(dev);
dev = NULL;
memset(&control, 0, sizeof(struct ieee80211_tx_control));
if (pkt_data->ifindex)
- odev = dev_get_by_index(pkt_data->ifindex);
+ odev = dev_get_by_index(&init_net, pkt_data->ifindex);
if (unlikely(odev && !is_ieee80211_device(odev, dev))) {
dev_put(odev);
odev = NULL;
u8 *b_head, *b_tail;
int bh_len, bt_len;
- bdev = dev_get_by_index(if_id);
+ bdev = dev_get_by_index(&init_net, if_id);
if (bdev) {
sdata = IEEE80211_DEV_TO_SUB_IF(bdev);
ap = &sdata->u.ap;
struct ieee80211_sub_if_data *sdata;
struct ieee80211_if_ap *bss = NULL;
- bdev = dev_get_by_index(if_id);
+ bdev = dev_get_by_index(&init_net, if_id);
if (bdev) {
sdata = IEEE80211_DEV_TO_SUB_IF(bdev);
bss = &sdata->u.ap;
#include <linux/if_arp.h>
#include <linux/wireless.h>
#include <linux/bitmap.h>
+#include <net/net_namespace.h>
#include <net/cfg80211.h>
#include "ieee80211_i.h"
size_t frame_len, int rate)
{
struct ieee80211_local *local = hw_to_local(hw);
- struct net_device *bdev = dev_get_by_index(if_id);
+ struct net_device *bdev = dev_get_by_index(&init_net, if_id);
struct ieee80211_sub_if_data *sdata;
u16 dur;
int erp;
{
struct ieee80211_local *local = hw_to_local(hw);
struct ieee80211_rate *rate;
- struct net_device *bdev = dev_get_by_index(if_id);
+ struct net_device *bdev = dev_get_by_index(&init_net, if_id);
struct ieee80211_sub_if_data *sdata;
int short_preamble;
int erp;
{
struct ieee80211_local *local = hw_to_local(hw);
struct ieee80211_rate *rate;
- struct net_device *bdev = dev_get_by_index(if_id);
+ struct net_device *bdev = dev_get_by_index(&init_net, if_id);
struct ieee80211_sub_if_data *sdata;
int short_preamble;
int erp;
{
struct net_device *dev;
- if ((dev = dev_get_by_name(devname)) == NULL)
+ if ((dev = dev_get_by_name(&init_net, devname)) == NULL)
return NULL;
if ((dev->flags & IFF_UP) && dev->type == ARPHRD_AX25)
struct net_device *dev, *first = NULL;
read_lock(&dev_base_lock);
- for_each_netdev(dev) {
+ for_each_netdev(&init_net, dev) {
if ((dev->flags & IFF_UP) && dev->type == ARPHRD_NETROM)
if (first == NULL || strncmp(dev->name, first->name, 3) < 0)
first = dev;
struct net_device *dev;
read_lock(&dev_base_lock);
- for_each_netdev(dev) {
+ for_each_netdev(&init_net, dev) {
if ((dev->flags & IFF_UP) && dev->type == ARPHRD_NETROM && ax25cmp(addr, (ax25_address *)dev->dev_addr) == 0) {
dev_hold(dev);
goto out;
*/
saddr->spkt_device[13] = 0;
- dev = dev_get_by_name(saddr->spkt_device);
+ dev = dev_get_by_name(&init_net, saddr->spkt_device);
err = -ENODEV;
if (dev == NULL)
goto out_unlock;
}
- dev = dev_get_by_index(ifindex);
+ dev = dev_get_by_index(&init_net, ifindex);
err = -ENXIO;
if (dev == NULL)
goto out_unlock;
return -EINVAL;
strlcpy(name,uaddr->sa_data,sizeof(name));
- dev = dev_get_by_name(name);
+ dev = dev_get_by_name(&init_net, name);
if (dev) {
err = packet_do_bind(sk, dev, pkt_sk(sk)->num);
dev_put(dev);
if (sll->sll_ifindex) {
err = -ENODEV;
- dev = dev_get_by_index(sll->sll_ifindex);
+ dev = dev_get_by_index(&init_net, sll->sll_ifindex);
if (dev == NULL)
goto out;
}
return -EOPNOTSUPP;
uaddr->sa_family = AF_PACKET;
- dev = dev_get_by_index(pkt_sk(sk)->ifindex);
+ dev = dev_get_by_index(&init_net, pkt_sk(sk)->ifindex);
if (dev) {
strlcpy(uaddr->sa_data, dev->name, 15);
dev_put(dev);
sll->sll_family = AF_PACKET;
sll->sll_ifindex = po->ifindex;
sll->sll_protocol = po->num;
- dev = dev_get_by_index(po->ifindex);
+ dev = dev_get_by_index(&init_net, po->ifindex);
if (dev) {
sll->sll_hatype = dev->type;
sll->sll_halen = dev->addr_len;
rtnl_lock();
err = -ENODEV;
- dev = __dev_get_by_index(mreq->mr_ifindex);
+ dev = __dev_get_by_index(&init_net, mreq->mr_ifindex);
if (!dev)
goto done;
if (--ml->count == 0) {
struct net_device *dev;
*mlp = ml->next;
- dev = dev_get_by_index(ml->ifindex);
+ dev = dev_get_by_index(&init_net, ml->ifindex);
if (dev) {
packet_dev_mc(dev, ml, -1);
dev_put(dev);
struct net_device *dev;
po->mclist = ml->next;
- if ((dev = dev_get_by_index(ml->ifindex)) != NULL) {
+ if ((dev = dev_get_by_index(&init_net, ml->ifindex)) != NULL) {
packet_dev_mc(dev, ml, -1);
dev_put(dev);
}
{
struct net_device *dev;
- if ((dev = dev_get_by_name(devname)) == NULL)
+ if ((dev = dev_get_by_name(&init_net, devname)) == NULL)
return NULL;
if ((dev->flags & IFF_UP) && dev->type == ARPHRD_AX25)
struct net_device *dev, *first = NULL;
read_lock(&dev_base_lock);
- for_each_netdev(dev) {
+ for_each_netdev(&init_net, dev) {
if ((dev->flags & IFF_UP) && dev->type == ARPHRD_ROSE)
if (first == NULL || strncmp(dev->name, first->name, 3) < 0)
first = dev;
struct net_device *dev;
read_lock(&dev_base_lock);
- for_each_netdev(dev) {
+ for_each_netdev(&init_net, dev) {
if ((dev->flags & IFF_UP) && dev->type == ARPHRD_ROSE && rosecmp(addr, (rose_address *)dev->dev_addr) == 0) {
dev_hold(dev);
goto out;
struct net_device *dev;
read_lock(&dev_base_lock);
- for_each_netdev(dev) {
+ for_each_netdev(&init_net, dev) {
if ((dev->flags & IFF_UP) && dev->type == ARPHRD_ROSE && rosecmp(addr, (rose_address *)dev->dev_addr) == 0)
goto out;
}
#include <linux/rtnetlink.h>
#include <linux/module.h>
#include <linux/init.h>
+#include <net/net_namespace.h>
#include <net/netlink.h>
#include <net/pkt_sched.h>
#include <linux/tc_act/tc_mirred.h>
parm = RTA_DATA(tb[TCA_MIRRED_PARMS-1]);
if (parm->ifindex) {
- dev = __dev_get_by_index(parm->ifindex);
+ dev = __dev_get_by_index(&init_net, parm->ifindex);
if (dev == NULL)
return -ENODEV;
switch (dev->type) {
/* Find head of filter chain. */
/* Find link */
- if ((dev = __dev_get_by_index(t->tcm_ifindex)) == NULL)
+ if ((dev = __dev_get_by_index(&init_net, t->tcm_ifindex)) == NULL)
return -ENODEV;
/* Find qdisc */
if (cb->nlh->nlmsg_len < NLMSG_LENGTH(sizeof(*tcm)))
return skb->len;
- if ((dev = dev_get_by_index(tcm->tcm_ifindex)) == NULL)
+ if ((dev = dev_get_by_index(&init_net, tcm->tcm_ifindex)) == NULL)
return skb->len;
if (!tcm->tcm_parent)
} else {
struct net_device *dev;
- dev = dev_get_by_index(skb->sk->sk_bound_dev_if);
+ dev = dev_get_by_index(&init_net, skb->sk->sk_bound_dev_if);
*err = var_dev(dev, dst);
if (dev)
dev_put(dev);
struct Qdisc *p = NULL;
int err;
- if ((dev = __dev_get_by_index(tcm->tcm_ifindex)) == NULL)
+ if ((dev = __dev_get_by_index(&init_net, tcm->tcm_ifindex)) == NULL)
return -ENODEV;
if (clid) {
clid = tcm->tcm_parent;
q = p = NULL;
- if ((dev = __dev_get_by_index(tcm->tcm_ifindex)) == NULL)
+ if ((dev = __dev_get_by_index(&init_net, tcm->tcm_ifindex)) == NULL)
return -ENODEV;
if (clid) {
s_q_idx = q_idx = cb->args[1];
read_lock(&dev_base_lock);
idx = 0;
- for_each_netdev(dev) {
+ for_each_netdev(&init_net, dev) {
if (idx < s_idx)
goto cont;
if (idx > s_idx)
u32 qid = TC_H_MAJ(clid);
int err;
- if ((dev = __dev_get_by_index(tcm->tcm_ifindex)) == NULL)
+ if ((dev = __dev_get_by_index(&init_net, tcm->tcm_ifindex)) == NULL)
return -ENODEV;
/*
if (cb->nlh->nlmsg_len < NLMSG_LENGTH(sizeof(*tcm)))
return 0;
- if ((dev = dev_get_by_index(tcm->tcm_ifindex)) == NULL)
+ if ((dev = dev_get_by_index(&init_net, tcm->tcm_ifindex)) == NULL)
return 0;
s_t = cb->args[0];
if (type & IPV6_ADDR_LINKLOCAL) {
if (!addr->v6.sin6_scope_id)
return 0;
- dev = dev_get_by_index(addr->v6.sin6_scope_id);
+ dev = dev_get_by_index(&init_net, addr->v6.sin6_scope_id);
if (!dev)
return 0;
if (!ipv6_chk_addr(&addr->v6.sin6_addr, dev, 0)) {
if (type & IPV6_ADDR_LINKLOCAL) {
if (!addr->v6.sin6_scope_id)
return 0;
- dev = dev_get_by_index(addr->v6.sin6_scope_id);
+ dev = dev_get_by_index(&init_net, addr->v6.sin6_scope_id);
if (!dev)
return 0;
dev_put(dev);
struct sctp_af *af;
read_lock(&dev_base_lock);
- for_each_netdev(dev) {
+ for_each_netdev(&init_net, dev) {
__list_for_each(pos, &sctp_address_families) {
af = list_entry(pos, struct sctp_af, list);
af->copy_addrlist(&sctp_local_addr_list, dev);
*/
static DEFINE_MUTEX(br_ioctl_mutex);
-static int (*br_ioctl_hook) (unsigned int cmd, void __user *arg) = NULL;
+static int (*br_ioctl_hook) (struct net *, unsigned int cmd, void __user *arg) = NULL;
-void brioctl_set(int (*hook) (unsigned int, void __user *))
+void brioctl_set(int (*hook) (struct net *, unsigned int, void __user *))
{
mutex_lock(&br_ioctl_mutex);
br_ioctl_hook = hook;
EXPORT_SYMBOL(brioctl_set);
static DEFINE_MUTEX(vlan_ioctl_mutex);
-static int (*vlan_ioctl_hook) (void __user *arg);
+static int (*vlan_ioctl_hook) (struct net *, void __user *arg);
-void vlan_ioctl_set(int (*hook) (void __user *))
+void vlan_ioctl_set(int (*hook) (struct net *, void __user *))
{
mutex_lock(&vlan_ioctl_mutex);
vlan_ioctl_hook = hook;
static long sock_ioctl(struct file *file, unsigned cmd, unsigned long arg)
{
struct socket *sock;
+ struct sock *sk;
void __user *argp = (void __user *)arg;
int pid, err;
+ struct net *net;
sock = file->private_data;
+ sk = sock->sk;
+ net = sk->sk_net;
if (cmd >= SIOCDEVPRIVATE && cmd <= (SIOCDEVPRIVATE + 15)) {
- err = dev_ioctl(cmd, argp);
+ err = dev_ioctl(net, cmd, argp);
} else
#ifdef CONFIG_WIRELESS_EXT
if (cmd >= SIOCIWFIRST && cmd <= SIOCIWLAST) {
- err = dev_ioctl(cmd, argp);
+ err = dev_ioctl(net, cmd, argp);
} else
#endif /* CONFIG_WIRELESS_EXT */
switch (cmd) {
mutex_lock(&br_ioctl_mutex);
if (br_ioctl_hook)
- err = br_ioctl_hook(cmd, argp);
+ err = br_ioctl_hook(net, cmd, argp);
mutex_unlock(&br_ioctl_mutex);
break;
case SIOCGIFVLAN:
mutex_lock(&vlan_ioctl_mutex);
if (vlan_ioctl_hook)
- err = vlan_ioctl_hook(argp);
+ err = vlan_ioctl_hook(net, argp);
mutex_unlock(&vlan_ioctl_mutex);
break;
case SIOCADDDLCI:
* to the NIC driver.
*/
if (err == -ENOIOCTLCMD)
- err = dev_ioctl(cmd, argp);
+ err = dev_ioctl(net, cmd, argp);
break;
}
return err;
/* Find device with specified name */
- for_each_netdev(pdev){
+ for_each_netdev(&init_net, pdev){
if (!strncmp(pdev->name, driver_name, IFNAMSIZ)) {
dev = pdev;
break;
static int wireless_seq_open(struct inode *inode, struct file *file)
{
- return seq_open(file, &wireless_seq_ops);
+ struct seq_file *seq;
+ int res;
+ res = seq_open(file, &wireless_seq_ops);
+ if (!res) {
+ seq = file->private_data;
+ seq->private = get_net(PROC_NET(inode));
+ }
+ return res;
+}
+
+static int wireless_seq_release(struct inode *inode, struct file *file)
+{
+ struct seq_file *seq = file->private_data;
+ struct net *net = seq->private;
+ put_net(net);
+ return seq_release(inode, file);
}
static const struct file_operations wireless_seq_fops = {
.open = wireless_seq_open,
.read = seq_read,
.llseek = seq_lseek,
- .release = seq_release,
+ .release = wireless_seq_release,
};
-int __init wext_proc_init(void)
+int wext_proc_init(struct net *net)
{
/* Create /proc/net/wireless entry */
- if (!proc_net_fops_create(&init_net, "wireless", S_IRUGO, &wireless_seq_fops))
+ if (!proc_net_fops_create(net, "wireless", S_IRUGO, &wireless_seq_fops))
return -ENOMEM;
return 0;
}
+
+void wext_proc_exit(struct net *net)
+{
+ proc_net_remove(net, "wireless");
+}
#endif /* CONFIG_PROC_FS */
/************************** IOCTL SUPPORT **************************/
* Main IOCTl dispatcher.
* Check the type of IOCTL and call the appropriate wrapper...
*/
-static int wireless_process_ioctl(struct ifreq *ifr, unsigned int cmd)
+static int wireless_process_ioctl(struct net *net, struct ifreq *ifr, unsigned int cmd)
{
struct net_device *dev;
iw_handler handler;
* The copy_to/from_user() of ifr is also dealt with in there */
/* Make sure the device exist */
- if ((dev = __dev_get_by_name(ifr->ifr_name)) == NULL)
+ if ((dev = __dev_get_by_name(net, ifr->ifr_name)) == NULL)
return -ENODEV;
/* A bunch of special cases, then the generic case...
}
/* entry point from dev ioctl */
-int wext_handle_ioctl(struct ifreq *ifr, unsigned int cmd,
+int wext_handle_ioctl(struct net *net, struct ifreq *ifr, unsigned int cmd,
void __user *arg)
{
int ret;
&& !capable(CAP_NET_ADMIN))
return -EPERM;
- dev_load(ifr->ifr_name);
+ dev_load(net, ifr->ifr_name);
rtnl_lock();
- ret = wireless_process_ioctl(ifr, cmd);
+ ret = wireless_process_ioctl(net, ifr, cmd);
rtnl_unlock();
if (IW_IS_GET(cmd) && copy_to_user(arg, ifr, sizeof(struct ifreq)))
return -EFAULT;
*/
struct net_device *x25_dev_get(char *devname)
{
- struct net_device *dev = dev_get_by_name(devname);
+ struct net_device *dev = dev_get_by_name(&init_net, devname);
if (dev &&
(!(dev->flags & IFF_UP) || (dev->type != ARPHRD_X25
projects / linux-2.6 / commitdiff