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authorPavel Emelyanov <xemul@openvz.org>2008-04-16 00:54:39 -0700
committerDavid S. Miller <davem@davemloft.net>2008-04-16 00:56:18 -0700
commit7a17a2f79f54a988d08ffa33ec9e1038bffec42b (patch)
tree3d65b49a2d8b76851eb97a47c69e6481a884c8dc /net/8021q
parent80de2d982156b5f6f50ff97175dc94ccfe3d093f (diff)
downloadop-kernel-dev-7a17a2f79f54a988d08ffa33ec9e1038bffec42b.zip
op-kernel-dev-7a17a2f79f54a988d08ffa33ec9e1038bffec42b.tar.gz
[VLAN]: Make the vlan_name_type per-net.
This includes moving one on the struct vlan_net and s/vlan_name_type/vn->name_type/ over the code. Signed-off-by: Pavel Emelyanov <xemul@openvz.org> Acked-by: Patrick McHardy <kaber@trash.net> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/8021q')
-rw-r--r--net/8021q/vlan.c14
-rw-r--r--net/8021q/vlan.h4
-rw-r--r--net/8021q/vlanproc.c7
3 files changed, 16 insertions, 9 deletions
diff --git a/net/8021q/vlan.c b/net/8021q/vlan.c
index 541542e..5cacad0 100644
--- a/net/8021q/vlan.c
+++ b/net/8021q/vlan.c
@@ -52,9 +52,6 @@ static char vlan_version[] = DRV_VERSION;
static char vlan_copyright[] = "Ben Greear <greearb@candelatech.com>";
static char vlan_buggyright[] = "David S. Miller <davem@redhat.com>";
-/* Determines interface naming scheme. */
-unsigned short vlan_name_type = VLAN_NAME_TYPE_RAW_PLUS_VID_NO_PAD;
-
static struct packet_type vlan_packet_type = {
.type = __constant_htons(ETH_P_8021Q),
.func = vlan_skb_recv, /* VLAN receive method */
@@ -299,6 +296,8 @@ static int register_vlan_device(struct net_device *real_dev,
unsigned short VLAN_ID)
{
struct net_device *new_dev;
+ struct net *net = dev_net(real_dev);
+ struct vlan_net *vn = net_generic(net, vlan_net_id);
char name[IFNAMSIZ];
int err;
@@ -310,7 +309,7 @@ static int register_vlan_device(struct net_device *real_dev,
return err;
/* Gotta set up the fields for the device. */
- switch (vlan_name_type) {
+ switch (vn->name_type) {
case VLAN_NAME_TYPE_RAW_PLUS_VID:
/* name will look like: eth1.0005 */
snprintf(name, IFNAMSIZ, "%s.%.4i", real_dev->name, VLAN_ID);
@@ -580,7 +579,10 @@ static int vlan_ioctl_handler(struct net *net, void __user *arg)
break;
if ((args.u.name_type >= 0) &&
(args.u.name_type < VLAN_NAME_TYPE_HIGHEST)) {
- vlan_name_type = args.u.name_type;
+ struct vlan_net *vn;
+
+ vn = net_generic(net, vlan_net_id);
+ vn->name_type = args.u.name_type;
err = 0;
} else {
err = -EINVAL;
@@ -642,6 +644,8 @@ static int vlan_init_net(struct net *net)
if (err < 0)
goto err_assign;
+ vn->name_type = VLAN_NAME_TYPE_RAW_PLUS_VID_NO_PAD;
+
err = vlan_proc_init(net);
if (err < 0)
goto err_proc;
diff --git a/net/8021q/vlan.h b/net/8021q/vlan.h
index 7258357..5229a72 100644
--- a/net/8021q/vlan.h
+++ b/net/8021q/vlan.h
@@ -3,8 +3,6 @@
#include <linux/if_vlan.h>
-extern unsigned short vlan_name_type;
-
#define VLAN_GRP_HASH_SHIFT 5
#define VLAN_GRP_HASH_SIZE (1 << VLAN_GRP_HASH_SHIFT)
#define VLAN_GRP_HASH_MASK (VLAN_GRP_HASH_SIZE - 1)
@@ -59,6 +57,8 @@ struct vlan_net {
struct proc_dir_entry *proc_vlan_dir;
/* /proc/net/vlan/config */
struct proc_dir_entry *proc_vlan_conf;
+ /* Determines interface naming scheme. */
+ unsigned short name_type;
};
#endif /* !(__BEN_VLAN_802_1Q_INC__) */
diff --git a/net/8021q/vlanproc.c b/net/8021q/vlanproc.c
index cc17b72..daad006 100644
--- a/net/8021q/vlanproc.c
+++ b/net/8021q/vlanproc.c
@@ -260,13 +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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