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[VLAN]: Make the vlan_name_type per-net.

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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>
This commit is contained in:
Pavel Emelyanov
2008-04-16 00:54:39 -07:00
committed by David S. Miller
parent 80de2d9821
commit 7a17a2f79f
3 changed files with 16 additions and 9 deletions
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14
net/8021q/vlan.c
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@@ -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;