#include <linux/netdevice.h>
#include <linux/if_vlan.h>
#include <net/net_namespace.h>
+#include <net/netns/generic.h>
#include "vlanproc.h"
#include "vlan.h"
static int vlan_seq_open(struct inode *inode, struct file *file)
{
- return seq_open(file, &vlan_seq_ops);
+ return seq_open_net(inode, file, &vlan_seq_ops,
+ sizeof(struct seq_net_private));
}
static const struct file_operations vlan_fops = {
.open = vlan_seq_open,
.read = seq_read,
.llseek = seq_lseek,
- .release = seq_release,
+ .release = seq_release_net,
};
/*
* Proc filesystem derectory entries.
*/
-/*
- * /proc/net/vlan
- */
-
-static struct proc_dir_entry *proc_vlan_dir;
-
-/*
- * /proc/net/vlan/config
- */
-
-static struct proc_dir_entry *proc_vlan_conf;
-
/* Strings */
static const char *vlan_name_type_str[VLAN_NAME_TYPE_HIGHEST] = {
[VLAN_NAME_TYPE_RAW_PLUS_VID] = "VLAN_NAME_TYPE_RAW_PLUS_VID",
* Clean up /proc/net/vlan entries
*/
-void vlan_proc_cleanup(void)
+void vlan_proc_cleanup(struct net *net)
{
- if (proc_vlan_conf)
- remove_proc_entry(name_conf, proc_vlan_dir);
+ struct vlan_net *vn = net_generic(net, vlan_net_id);
- if (proc_vlan_dir)
- proc_net_remove(&init_net, name_root);
+ if (vn->proc_vlan_conf)
+ remove_proc_entry(name_conf, vn->proc_vlan_dir);
+
+ if (vn->proc_vlan_dir)
+ proc_net_remove(net, name_root);
/* Dynamically added entries should be cleaned up as their vlan_device
* is removed, so we should not have to take care of it here...
* Create /proc/net/vlan entries
*/
-int __init vlan_proc_init(void)
+int vlan_proc_init(struct net *net)
{
- proc_vlan_dir = proc_mkdir(name_root, init_net.proc_net);
- if (!proc_vlan_dir)
+ struct vlan_net *vn = net_generic(net, vlan_net_id);
+
+ vn->proc_vlan_dir = proc_net_mkdir(net, name_root, net->proc_net);
+ if (!vn->proc_vlan_dir)
goto err;
- proc_vlan_conf = proc_create(name_conf, S_IFREG|S_IRUSR|S_IWUSR,
- proc_vlan_dir, &vlan_fops);
- if (!proc_vlan_conf)
+ vn->proc_vlan_conf = proc_create(name_conf, S_IFREG|S_IRUSR|S_IWUSR,
+ vn->proc_vlan_dir, &vlan_fops);
+ if (!vn->proc_vlan_conf)
goto err;
return 0;
err:
- pr_err("%s: can't create entry in proc filesystem!\n", __FUNCTION__);
- vlan_proc_cleanup();
+ pr_err("%s: can't create entry in proc filesystem!\n", __func__);
+ vlan_proc_cleanup(net);
return -ENOBUFS;
}
int vlan_proc_add_dev(struct net_device *vlandev)
{
struct vlan_dev_info *dev_info = vlan_dev_info(vlandev);
+ struct vlan_net *vn = net_generic(dev_net(vlandev), vlan_net_id);
- dev_info->dent = proc_create(vlandev->name, S_IFREG|S_IRUSR|S_IWUSR,
- proc_vlan_dir, &vlandev_fops);
+ dev_info->dent =
+ proc_create_data(vlandev->name, S_IFREG|S_IRUSR|S_IWUSR,
+ vn->proc_vlan_dir, &vlandev_fops, vlandev);
if (!dev_info->dent)
return -ENOBUFS;
-
- dev_info->dent->data = vlandev;
return 0;
}
*/
int vlan_proc_rem_dev(struct net_device *vlandev)
{
+ struct vlan_net *vn = net_generic(dev_net(vlandev), vlan_net_id);
+
/** NOTE: This will consume the memory pointed to by dent, it seems. */
if (vlan_dev_info(vlandev)->dent) {
remove_proc_entry(vlan_dev_info(vlandev)->dent->name,
- proc_vlan_dir);
+ vn->proc_vlan_dir);
vlan_dev_info(vlandev)->dent = NULL;
}
return 0;
* The following few functions build the content of /proc/net/vlan/config
*/
-static inline int is_vlan_dev(struct net_device *dev)
-{
- return dev->priv_flags & IFF_802_1Q_VLAN;
-}
-
/* start read of /proc/net/vlan/config */
static void *vlan_seq_start(struct seq_file *seq, loff_t *pos)
__acquires(dev_base_lock)
{
struct net_device *dev;
+ struct net *net = seq_file_net(seq);
loff_t i = 1;
read_lock(&dev_base_lock);
if (*pos == 0)
return SEQ_START_TOKEN;
- for_each_netdev(&init_net, dev) {
+ for_each_netdev(net, dev) {
if (!is_vlan_dev(dev))
continue;
static void *vlan_seq_next(struct seq_file *seq, void *v, loff_t *pos)
{
struct net_device *dev;
+ struct net *net = seq_file_net(seq);
++*pos;
dev = (struct net_device *)v;
if (v == SEQ_START_TOKEN)
- dev = net_device_entry(&init_net.dev_base_head);
+ dev = net_device_entry(&net->dev_base_head);
- for_each_netdev_continue(&init_net, dev) {
+ for_each_netdev_continue(net, dev) {
if (!is_vlan_dev(dev))
continue;
static int vlan_seq_show(struct seq_file *seq, void *v)
{
+ struct net *net = seq_file_net(seq);
+ struct vlan_net *vn = net_generic(net, vlan_net_id);
+
if (v == SEQ_START_TOKEN) {
const char *nmtype = NULL;
seq_puts(seq, "VLAN Dev name | VLAN ID\n");
- if (vlan_name_type < ARRAY_SIZE(vlan_name_type_str))
- nmtype = vlan_name_type_str[vlan_name_type];
+ if (vn->name_type < ARRAY_SIZE(vlan_name_type_str))
+ nmtype = vlan_name_type_str[vn->name_type];
seq_printf(seq, "Name-Type: %s\n",
nmtype ? nmtype : "UNKNOWN");