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author | Linus Torvalds <torvalds@g5.osdl.org> | 2005-10-23 17:10:37 (GMT) |
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committer | Linus Torvalds <torvalds@g5.osdl.org> | 2005-10-23 17:10:37 (GMT) |
commit | 9092b20803e4b3b3a480592794a73030f17370b3 (patch) | |
tree | 35389468ae228dc5efe945dc370a0c75f74290bd | |
parent | e80eda94d3eaf1d12cfc97878eff77cd679dabc9 (diff) | |
parent | 49636bb12892786e4a7b207b37ca7b0c5ca1cae0 (diff) | |
download | linux-9092b20803e4b3b3a480592794a73030f17370b3.tar.xz |
Merge master.kernel.org:/pub/scm/linux/kernel/git/acme/net-2.6
-rw-r--r-- | net/core/neighbour.c | 48 |
1 files changed, 16 insertions, 32 deletions
diff --git a/net/core/neighbour.c b/net/core/neighbour.c index 4128fc7..1dcf7fa 100644 --- a/net/core/neighbour.c +++ b/net/core/neighbour.c @@ -175,39 +175,10 @@ static void pneigh_queue_purge(struct sk_buff_head *list) } } -void neigh_changeaddr(struct neigh_table *tbl, struct net_device *dev) +static void neigh_flush_dev(struct neigh_table *tbl, struct net_device *dev) { int i; - write_lock_bh(&tbl->lock); - - for (i=0; i <= tbl->hash_mask; i++) { - struct neighbour *n, **np; - - np = &tbl->hash_buckets[i]; - while ((n = *np) != NULL) { - if (dev && n->dev != dev) { - np = &n->next; - continue; - } - *np = n->next; - write_lock_bh(&n->lock); - n->dead = 1; - neigh_del_timer(n); - write_unlock_bh(&n->lock); - neigh_release(n); - } - } - - write_unlock_bh(&tbl->lock); -} - -int neigh_ifdown(struct neigh_table *tbl, struct net_device *dev) -{ - int i; - - write_lock_bh(&tbl->lock); - for (i = 0; i <= tbl->hash_mask; i++) { struct neighbour *n, **np = &tbl->hash_buckets[i]; @@ -243,7 +214,19 @@ int neigh_ifdown(struct neigh_table *tbl, struct net_device *dev) neigh_release(n); } } +} +void neigh_changeaddr(struct neigh_table *tbl, struct net_device *dev) +{ + write_lock_bh(&tbl->lock); + neigh_flush_dev(tbl, dev); + write_unlock_bh(&tbl->lock); +} + +int neigh_ifdown(struct neigh_table *tbl, struct net_device *dev) +{ + write_lock_bh(&tbl->lock); + neigh_flush_dev(tbl, dev); pneigh_ifdown(tbl, dev); write_unlock_bh(&tbl->lock); @@ -732,6 +715,7 @@ static inline void neigh_add_timer(struct neighbour *n, unsigned long when) if (unlikely(mod_timer(&n->timer, when))) { printk("NEIGH: BUG, double timer add, state is %x\n", n->nud_state); + dump_stack(); } } @@ -815,10 +799,10 @@ static void neigh_timer_handler(unsigned long arg) } if (neigh->nud_state & NUD_IN_TIMER) { - neigh_hold(neigh); if (time_before(next, jiffies + HZ/2)) next = jiffies + HZ/2; - neigh_add_timer(neigh, next); + if (!mod_timer(&neigh->timer, next)) + neigh_hold(neigh); } if (neigh->nud_state & (NUD_INCOMPLETE | NUD_PROBE)) { struct sk_buff *skb = skb_peek(&neigh->arp_queue); |