diff options
Diffstat (limited to 'include')
| -rw-r--r-- | include/linux/inetdevice.h | 7 | ||||
| -rw-r--r-- | include/net/neighbour.h | 13 |
2 files changed, 20 insertions, 0 deletions
diff --git a/include/linux/inetdevice.h b/include/linux/inetdevice.h index 0d678aefe69d..ae174ca565c9 100644 --- a/include/linux/inetdevice.h +++ b/include/linux/inetdevice.h @@ -220,6 +220,13 @@ static inline struct in_device *__in_dev_get_rtnl(const struct net_device *dev) return rtnl_dereference(dev->ip_ptr); } +static inline struct neigh_parms *__in_dev_arp_parms_get_rcu(const struct net_device *dev) +{ + struct in_device *in_dev = __in_dev_get_rcu(dev); + + return in_dev ? in_dev->arp_parms : NULL; +} + void in_dev_finish_destroy(struct in_device *idev); static inline void in_dev_put(struct in_device *idev) diff --git a/include/net/neighbour.h b/include/net/neighbour.h index 95615c9ad13a..41b1ce6c96a8 100644 --- a/include/net/neighbour.h +++ b/include/net/neighbour.h @@ -21,6 +21,7 @@ #include <linux/skbuff.h> #include <linux/rcupdate.h> #include <linux/seq_file.h> +#include <linux/bitmap.h> #include <linux/err.h> #include <linux/sysctl.h> @@ -81,16 +82,28 @@ struct neigh_parms { int reachable_time; int data[NEIGH_VAR_DATA_MAX]; + DECLARE_BITMAP(data_state, NEIGH_VAR_DATA_MAX); }; static inline void neigh_var_set(struct neigh_parms *p, int index, int val) { + set_bit(index, p->data_state); p->data[index] = val; } #define NEIGH_VAR(p, attr) ((p)->data[NEIGH_VAR_ ## attr]) #define NEIGH_VAR_SET(p, attr, val) neigh_var_set(p, NEIGH_VAR_ ## attr, val) +static inline void neigh_parms_data_state_setall(struct neigh_parms *p) +{ + bitmap_fill(p->data_state, NEIGH_VAR_DATA_MAX); +} + +static inline void neigh_parms_data_state_cleanall(struct neigh_parms *p) +{ + bitmap_zero(p->data_state, NEIGH_VAR_DATA_MAX); +} + struct neigh_statistics { unsigned long allocs; /* number of allocated neighs */ unsigned long destroys; /* number of destroyed neighs */ |