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neigh: Pass neighbour entry to output ops.

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This will get us closer to being able to do "neigh stuff"
completely independent of the underlying dst_entry for
protocols (ipv4/ipv6) that wish to do so.

We will also be able to make dst entries neigh-less.

Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
David S. Miller
2011-07-17 13:34:11 -07:00
parent 69ecca86da
commit 8f40b161de
8 changed files with 50 additions and 45 deletions
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19
include/net/neighbour.h
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@@ -109,7 +109,7 @@ struct neighbour {
seqlock_t ha_lock;
unsigned char ha[ALIGN(MAX_ADDR_LEN, sizeof(unsigned long))];
struct hh_cache hh;
int (*output)(struct sk_buff *skb);
int (*output)(struct neighbour *, struct sk_buff *);
const struct neigh_ops *ops;
struct rcu_head rcu;
struct net_device *dev;
@@ -118,10 +118,10 @@ struct neighbour {
struct neigh_ops {
int family;
void (*solicit)(struct neighbour *, struct sk_buff*);
void (*error_report)(struct neighbour *, struct sk_buff*);
int (*output)(struct sk_buff*);
int (*connected_output)(struct sk_buff*);
void (*solicit)(struct neighbour *, struct sk_buff *);
void (*error_report)(struct neighbour *, struct sk_buff *);
int (*output)(struct neighbour *, struct sk_buff *);
int (*connected_output)(struct neighbour *, struct sk_buff *);
};
struct pneigh_entry {
@@ -203,9 +203,10 @@ extern int neigh_update(struct neighbour *neigh, const u8 *lladdr, u8 new,
u32 flags);
extern void neigh_changeaddr(struct neigh_table *tbl, struct net_device *dev);
extern int neigh_ifdown(struct neigh_table *tbl, struct net_device *dev);
extern int neigh_resolve_output(struct sk_buff *skb);
extern int neigh_connected_output(struct sk_buff *skb);
extern int neigh_compat_output(struct sk_buff *skb);
extern int neigh_resolve_output(struct neighbour *neigh, struct sk_buff *skb);
extern int neigh_connected_output(struct neighbour *neigh, struct sk_buff *skb);
extern int neigh_compat_output(struct neighbour *neigh, struct sk_buff *skb);
extern int neigh_direct_output(struct neighbour *neigh, struct sk_buff *skb);
extern struct neighbour *neigh_event_ns(struct neigh_table *tbl,
u8 *lladdr, void *saddr,
struct net_device *dev);
@@ -348,7 +349,7 @@ static inline int neigh_output(struct neighbour *n, struct sk_buff *skb)
if ((n->nud_state & NUD_CONNECTED) && hh->hh_len)
return neigh_hh_output(hh, skb);
else
return n->output(skb);
return n->output(n, skb);
}
static inline struct neighbour *