[NET]: Make the device list and device lookups per namespace.

[linux-2.6-omap-h63xx.git] / include / linux / if_vlan.h

diff --git a/include/linux/if_vlan.h b/include/linux/if_vlan.h
index 35cb385735837a2e5b0eca166770bcc647c41fd9..976d4b1067d1fb80ac72abc23f9e66e466e523f9 100644 (file)
--- a/include/linux/if_vlan.h
+++ b/include/linux/if_vlan.h
@@ -51,7 +51,7 @@ struct vlan_ethhdr {
 
 static inline struct vlan_ethhdr *vlan_eth_hdr(const struct sk_buff *skb)
 {
-       return (struct vlan_ethhdr *)skb->mac.raw;
+       return (struct vlan_ethhdr *)skb_mac_header(skb);
 }
 
 struct vlan_hdr {
@@ -62,7 +62,7 @@ struct vlan_hdr {
 #define VLAN_VID_MASK  0xfff
 
 /* found in socket.c */
-extern void vlan_ioctl_set(int (*hook)(void __user *));
+extern void vlan_ioctl_set(int (*hook)(struct net *, void __user *));
 
 #define VLAN_NAME "vlan"
 
@@ -70,17 +70,36 @@ extern void vlan_ioctl_set(int (*hook)(void __user *));
  * depends on completely exhausting the VLAN identifier space.  Thus
  * it gives constant time look-up, but in many cases it wastes memory.
  */
-#define VLAN_GROUP_ARRAY_LEN 4096
+#define VLAN_GROUP_ARRAY_LEN          4096
+#define VLAN_GROUP_ARRAY_SPLIT_PARTS  8
+#define VLAN_GROUP_ARRAY_PART_LEN     (VLAN_GROUP_ARRAY_LEN/VLAN_GROUP_ARRAY_SPLIT_PARTS)
 
 struct vlan_group {
        int real_dev_ifindex; /* The ifindex of the ethernet(like) device the vlan is attached to. */
        struct hlist_node       hlist;  /* linked list */
-       struct net_device *vlan_devices[VLAN_GROUP_ARRAY_LEN];
+       struct net_device **vlan_devices_arrays[VLAN_GROUP_ARRAY_SPLIT_PARTS];
        struct rcu_head         rcu;
 };
 
+static inline struct net_device *vlan_group_get_device(struct vlan_group *vg, int vlan_id)
+{
+       struct net_device **array;
+       array = vg->vlan_devices_arrays[vlan_id / VLAN_GROUP_ARRAY_PART_LEN];
+       return array[vlan_id % VLAN_GROUP_ARRAY_PART_LEN];
+}
+
+static inline void vlan_group_set_device(struct vlan_group *vg, int vlan_id,
+                                        struct net_device *dev)
+{
+       struct net_device **array;
+       if (!vg)
+               return;
+       array = vg->vlan_devices_arrays[vlan_id / VLAN_GROUP_ARRAY_PART_LEN];
+       array[vlan_id % VLAN_GROUP_ARRAY_PART_LEN] = dev;
+}
+
 struct vlan_priority_tci_mapping {
-       unsigned long priority;
+       u32 priority;
        unsigned short vlan_qos; /* This should be shifted when first set, so we only do it
                                  * at provisioning time.
                                  * ((skb->priority << 13) & 0xE000)
@@ -93,7 +112,10 @@ struct vlan_dev_info {
        /** This will be the mapping that correlates skb->priority to
         * 3 bits of VLAN QOS tags...
         */
-       unsigned long ingress_priority_map[8];
+       unsigned int nr_ingress_mappings;
+       u32 ingress_priority_map[8];
+
+       unsigned int nr_egress_mappings;
        struct vlan_priority_tci_mapping *egress_priority_map[16]; /* hash table */
 
        unsigned short vlan_id;        /*  The VLAN Identifier for this interface. */
@@ -105,14 +127,8 @@ struct vlan_dev_info {
                                         *   like DHCP that use packet-filtering and don't understand
                                         *   802.1Q
                                         */
-       struct dev_mc_list *old_mc_list;  /* old multi-cast list for the VLAN interface..
-                                           * we save this so we can tell what changes were
-                                           * made, in order to feed the right changes down
-                                           * to the real hardware...
-                                           */
-       int old_allmulti;               /* similar to above. */
-       int old_promiscuity;            /* similar to above. */
        struct net_device *real_dev;    /* the underlying device/interface */
+       unsigned char real_dev_addr[ETH_ALEN];
        struct proc_dir_entry *dent;    /* Holds the proc data */
        unsigned long cnt_inc_headroom_on_tx; /* How many times did we have to grow the skb on TX. */
        unsigned long cnt_encap_on_xmit;      /* How many times did we have to encapsulate the skb on TX. */
@@ -160,7 +176,7 @@ static inline int __vlan_hwaccel_rx(struct sk_buff *skb,
                return NET_RX_DROP;
        }
 
-       skb->dev = grp->vlan_devices[vlan_tag & VLAN_VID_MASK];
+       skb->dev = vlan_group_get_device(grp, vlan_tag & VLAN_VID_MASK);
        if (skb->dev == NULL) {
                dev_kfree_skb_any(skb);
 
@@ -256,8 +272,8 @@ static inline struct sk_buff *__vlan_put_tag(struct sk_buff *skb, unsigned short
        veth->h_vlan_TCI = htons(tag);
 
        skb->protocol = __constant_htons(ETH_P_8021Q);
-       skb->mac.raw -= VLAN_HLEN;
-       skb->nh.raw -= VLAN_HLEN;
+       skb->mac_header -= VLAN_HLEN;
+       skb->network_header -= VLAN_HLEN;
 
        return skb;
 }
@@ -376,6 +392,10 @@ enum vlan_ioctl_cmds {
        GET_VLAN_VID_CMD /* Get the VID of this VLAN (specified by name) */
 };
 
+enum vlan_flags {
+       VLAN_FLAG_REORDER_HDR   = 0x1,
+};
+
 enum vlan_name_types {
        VLAN_NAME_TYPE_PLUS_VID, /* Name will look like:  vlan0005 */
        VLAN_NAME_TYPE_RAW_PLUS_VID, /* name will look like:  eth1.0005 */