*****************************************************************************/
#include <linux/module.h>
-#include <linux/stddef.h> /* offsetof(), etc. */
-#include <linux/errno.h> /* return codes */
+#include <linux/errno.h>
#include <linux/kernel.h>
-#include <linux/slab.h> /* kmalloc(), kfree() */
-#include <linux/mm.h>
-#include <linux/string.h> /* inline mem*, str* functions */
-#include <linux/init.h> /* __initfunc et al. */
-#include <asm/byteorder.h> /* htons(), etc. */
-#include <asm/uaccess.h> /* copy_to_user */
-#include <asm/io.h>
+#include <linux/string.h>
#include <linux/proc_fs.h>
#include <linux/seq_file.h>
#include <linux/fs.h>
#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] = {
+static const char *const vlan_name_type_str[VLAN_NAME_TYPE_HIGHEST] = {
[VLAN_NAME_TYPE_RAW_PLUS_VID] = "VLAN_NAME_TYPE_RAW_PLUS_VID",
[VLAN_NAME_TYPE_PLUS_VID_NO_PAD] = "VLAN_NAME_TYPE_PLUS_VID_NO_PAD",
[VLAN_NAME_TYPE_RAW_PLUS_VID_NO_PAD] = "VLAN_NAME_TYPE_RAW_PLUS_VID_NO_PAD",
* 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 (vn->proc_vlan_conf)
+ remove_proc_entry(name_conf, vn->proc_vlan_dir);
- if (proc_vlan_dir)
- proc_net_remove(&init_net, name_root);
+ 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", __func__);
- vlan_proc_cleanup();
+ 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;
/* start read of /proc/net/vlan/config */
static void *vlan_seq_start(struct seq_file *seq, loff_t *pos)
- __acquires(dev_base_lock)
+ __acquires(rcu)
{
struct net_device *dev;
+ struct net *net = seq_file_net(seq);
loff_t i = 1;
- read_lock(&dev_base_lock);
-
+ rcu_read_lock();
if (*pos == 0)
return SEQ_START_TOKEN;
- for_each_netdev(&init_net, dev) {
+ for_each_netdev_rcu(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_rcu(net, dev) {
if (!is_vlan_dev(dev))
continue;
}
static void vlan_seq_stop(struct seq_file *seq, void *v)
- __releases(dev_base_lock)
+ __releases(rcu)
{
- read_unlock(&dev_base_lock);
+ rcu_read_unlock();
}
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");
{
struct net_device *vlandev = (struct net_device *) seq->private;
const struct vlan_dev_info *dev_info = vlan_dev_info(vlandev);
- struct net_device_stats *stats = &vlandev->stats;
+ const struct net_device_stats *stats;
static const char fmt[] = "%30s %12lu\n";
int i;
- if (!(vlandev->priv_flags & IFF_802_1Q_VLAN))
+ if (!is_vlan_dev(vlandev))
return 0;
+ stats = dev_get_stats(vlandev);
seq_printf(seq,
"%s VID: %d REORDER_HDR: %i dev->priv_flags: %hx\n",
vlandev->name, dev_info->vlan_id,
dev_info->ingress_priority_map[6],
dev_info->ingress_priority_map[7]);
- seq_printf(seq, "EGRESSS priority Mappings: ");
+ seq_printf(seq, " EGRESS priority mappings: ");
for (i = 0; i < 16; i++) {
const struct vlan_priority_tci_mapping *mp
= dev_info->egress_priority_map[i];