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| author | David S. Miller <davem@davemloft.net> | 2012-07-03 09:58:02 +0400 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2012-07-05 13:42:00 +0400 |
| commit | 36bdbcae2fa2a6dfa99344d4190fcea0aa7b7c25 (patch) | |
| tree | 79d4167b6913428522dc6e5a0bf98a9d58d36f9e /net/core/dst.c | |
| parent | d1e31fb02b31ba88d5650d97c35eb58f52bfe0e1 (diff) | |
| download | linux-36bdbcae2fa2a6dfa99344d4190fcea0aa7b7c25.tar.xz | |
net: Kill dst->_neighbour, accessors, and final uses.
No longer used.
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/core/dst.c')
| -rw-r--r-- | net/core/dst.c | 18 |
1 files changed, 0 insertions, 18 deletions
diff --git a/net/core/dst.c b/net/core/dst.c index a6e19a23a745..07bacff84aa4 100644 --- a/net/core/dst.c +++ b/net/core/dst.c @@ -171,7 +171,6 @@ void *dst_alloc(struct dst_ops *ops, struct net_device *dev, dst_init_metrics(dst, dst_default_metrics, true); dst->expires = 0UL; dst->path = dst; - RCU_INIT_POINTER(dst->_neighbour, NULL); #ifdef CONFIG_XFRM dst->xfrm = NULL; #endif @@ -225,19 +224,12 @@ EXPORT_SYMBOL(__dst_free); struct dst_entry *dst_destroy(struct dst_entry * dst) { struct dst_entry *child; - struct neighbour *neigh; smp_rmb(); again: - neigh = rcu_dereference_protected(dst->_neighbour, 1); child = dst->child; - if (neigh) { - RCU_INIT_POINTER(dst->_neighbour, NULL); - neigh_release(neigh); - } - if (!(dst->flags & DST_NOCOUNT)) dst_entries_add(dst->ops, -1); @@ -361,19 +353,9 @@ static void dst_ifdown(struct dst_entry *dst, struct net_device *dev, if (!unregister) { dst->input = dst->output = dst_discard; } else { - struct neighbour *neigh; - dst->dev = dev_net(dst->dev)->loopback_dev; dev_hold(dst->dev); dev_put(dev); - rcu_read_lock(); - neigh = dst_get_neighbour_noref(dst); - if (neigh && neigh->dev == dev) { - neigh->dev = dst->dev; - dev_hold(dst->dev); - dev_put(dev); - } - rcu_read_unlock(); } } |