struct neighbour;
-struct neigh_parms
-{
+struct neigh_parms {
#ifdef CONFIG_NET_NS
struct net *net;
#endif
int locktime;
};
-struct neigh_statistics
-{
+struct neigh_statistics {
unsigned long allocs; /* number of allocated neighs */
unsigned long destroys; /* number of destroyed neighs */
unsigned long hash_grows; /* number of hash resizes */
unsigned long unres_discards; /* number of unresolved drops */
};
-#define NEIGH_CACHE_STAT_INC(tbl, field) \
- do { \
- preempt_disable(); \
- (per_cpu_ptr((tbl)->stats, smp_processor_id())->field)++; \
- preempt_enable(); \
- } while (0)
+#define NEIGH_CACHE_STAT_INC(tbl, field) this_cpu_inc((tbl)->stats->field)
-struct neighbour
-{
+struct neighbour {
struct neighbour *next;
struct neigh_table *tbl;
struct neigh_parms *parms;
u8 primary_key[0];
};
-struct neigh_ops
-{
+struct neigh_ops {
int family;
void (*solicit)(struct neighbour *, struct sk_buff*);
void (*error_report)(struct neighbour *, struct sk_buff*);
int (*queue_xmit)(struct sk_buff*);
};
-struct pneigh_entry
-{
+struct pneigh_entry {
struct pneigh_entry *next;
#ifdef CONFIG_NET_NS
struct net *net;
*/
-struct neigh_table
-{
+struct neigh_table {
struct neigh_table *next;
int family;
int entry_size;
rwlock_t lock;
unsigned long last_rand;
struct kmem_cache *kmem_cachep;
- struct neigh_statistics *stats;
+ struct neigh_statistics __percpu *stats;
struct neighbour **hash_buckets;
unsigned int hash_mask;
__u32 hash_rnd;
extern int neigh_sysctl_register(struct net_device *dev,
struct neigh_parms *p,
- int p_id, int pdev_id,
char *p_name,
proc_handler *proc_handler);
extern void neigh_sysctl_unregister(struct neigh_parms *p);
return 0;
}
+#ifdef CONFIG_BRIDGE_NETFILTER
+static inline int neigh_hh_bridge(struct hh_cache *hh, struct sk_buff *skb)
+{
+ unsigned seq, hh_alen;
+
+ do {
+ seq = read_seqbegin(&hh->hh_lock);
+ hh_alen = HH_DATA_ALIGN(ETH_HLEN);
+ memcpy(skb->data - hh_alen, hh->hh_data, ETH_ALEN + hh_alen - ETH_HLEN);
+ } while (read_seqretry(&hh->hh_lock, seq));
+ return 0;
+}
+#endif
+
static inline int neigh_hh_output(struct hh_cache *hh, struct sk_buff *skb)
{
unsigned seq;