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-rw-r--r--net/8021q/vlanproc.c70
1 files changed, 36 insertions, 34 deletions
diff --git a/net/8021q/vlanproc.c b/net/8021q/vlanproc.c
index 9671aa5..daad006 100644
--- a/net/8021q/vlanproc.c
+++ b/net/8021q/vlanproc.c
@@ -34,6 +34,7 @@
#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"
@@ -79,7 +80,8 @@ static const struct seq_operations vlan_seq_ops = {
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 = {
@@ -87,7 +89,7 @@ static const struct file_operations vlan_fops = {
.open = vlan_seq_open,
.read = seq_read,
.llseek = seq_lseek,
- .release = seq_release,
+ .release = seq_release_net,
};
/*
@@ -111,18 +113,6 @@ static const struct file_operations vlandev_fops = {
* 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",
@@ -138,13 +128,15 @@ static const char *vlan_name_type_str[VLAN_NAME_TYPE_HIGHEST] = {
* 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...
@@ -155,21 +147,23 @@ void vlan_proc_cleanup(void)
* 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;
}
@@ -180,9 +174,10 @@ err:
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);
+ vn->proc_vlan_dir, &vlandev_fops);
if (!dev_info->dent)
return -ENOBUFS;
@@ -195,10 +190,12 @@ int vlan_proc_add_dev(struct net_device *vlandev)
*/
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;
@@ -215,6 +212,7 @@ 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);
@@ -222,7 +220,7 @@ static void *vlan_seq_start(struct seq_file *seq, loff_t *pos)
if (*pos == 0)
return SEQ_START_TOKEN;
- for_each_netdev(&init_net, dev) {
+ for_each_netdev(net, dev) {
if (!is_vlan_dev(dev))
continue;
@@ -236,14 +234,15 @@ static void *vlan_seq_start(struct seq_file *seq, loff_t *pos)
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;
@@ -261,13 +260,16 @@ static void vlan_seq_stop(struct seq_file *seq, void *v)
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");
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