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| author | YOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org> | 2008-03-26 03:49:59 +0900 |
|---|---|---|
| committer | YOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org> | 2008-03-26 04:39:58 +0900 |
| commit | 57da52c1e62c6c13875e97de6c69d3156f8416da (patch) | |
| tree | d29d201367194b64bde3dc38559b66c6bbd92503 /include/net/neighbour.h | |
| parent | 1218854afa6f659be90b748cf1bc7badee954a35 (diff) | |
| download | lwn-57da52c1e62c6c13875e97de6c69d3156f8416da.tar.gz lwn-57da52c1e62c6c13875e97de6c69d3156f8416da.zip | |
[NET] NETNS: Omit neigh_parms->net and pneigh_entry->net without CONFIG_NET_NS.
Introduce neigh_parms/pneigh_entry inlines: neigh_parms_net(), pneigh_net().
Without CONFIG_NET_NS, no namespace other than &init_net exists.
Let's explicitly define them to help compiler optimizations.
Signed-off-by: YOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org>
Diffstat (limited to 'include/net/neighbour.h')
| -rw-r--r-- | include/net/neighbour.h | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/include/net/neighbour.h b/include/net/neighbour.h index 062281872064..8bec0d69b270 100644 --- a/include/net/neighbour.h +++ b/include/net/neighbour.h @@ -38,7 +38,9 @@ struct neighbour; struct neigh_parms { +#ifdef CONFIG_NET_NS struct net *net; +#endif struct net_device *dev; struct neigh_parms *next; int (*neigh_setup)(struct neighbour *); @@ -131,7 +133,9 @@ struct neigh_ops struct pneigh_entry { struct pneigh_entry *next; +#ifdef CONFIG_NET_NS struct net *net; +#endif struct net_device *dev; u8 flags; u8 key[0]; @@ -213,6 +217,17 @@ extern struct neighbour *neigh_event_ns(struct neigh_table *tbl, extern struct neigh_parms *neigh_parms_alloc(struct net_device *dev, struct neigh_table *tbl); extern void neigh_parms_release(struct neigh_table *tbl, struct neigh_parms *parms); + +static inline +struct net *neigh_parms_net(const struct neigh_parms *parms) +{ +#ifdef CONFIG_NET_NS + return parms->net; +#else + return &init_net; +#endif +} + extern unsigned long neigh_rand_reach_time(unsigned long base); extern void pneigh_enqueue(struct neigh_table *tbl, struct neigh_parms *p, @@ -220,6 +235,16 @@ extern void pneigh_enqueue(struct neigh_table *tbl, struct neigh_parms *p, extern struct pneigh_entry *pneigh_lookup(struct neigh_table *tbl, struct net *net, const void *key, struct net_device *dev, int creat); extern int pneigh_delete(struct neigh_table *tbl, struct net *net, const void *key, struct net_device *dev); +static inline +struct net *pneigh_net(const struct pneigh_entry *pneigh) +{ +#ifdef CONFIG_NET_NS + return pneigh->net; +#else + return &init_net; +#endif +} + extern void neigh_app_ns(struct neighbour *n); extern void neigh_for_each(struct neigh_table *tbl, void (*cb)(struct neighbour *, void *), void *cookie); extern void __neigh_for_each_release(struct neigh_table *tbl, int (*cb)(struct neighbour *)); |