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authorPavel Emelyanov <xemul@openvz.org>2007-11-10 21:28:34 -0800
committerDavid S. Miller <davem@davemloft.net>2007-11-10 21:28:34 -0800
commit03f49f345749abc08bc84b835433c94eea6e972b (patch)
tree8fad6fef152adaa473e2ab3a824cb04fe98b3bf1 /net/ipv4
parentb1667609cd9a98ce32559e06f36fca54c775a51f (diff)
downloadlinux-03f49f345749abc08bc84b835433c94eea6e972b.tar.bz2
[NET]: Make helper to get dst entry and "use" it
There are many places that get the dst entry, increase the __use counter and set the "lastuse" time stamp. Make a helper for this. Signed-off-by: Pavel Emelyanov <xemul@openvz.org> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ipv4')
-rw-r--r--net/ipv4/route.c12
1 files changed, 3 insertions, 9 deletions
diff --git a/net/ipv4/route.c b/net/ipv4/route.c
index c95b270ba350..45651834e1e2 100644
--- a/net/ipv4/route.c
+++ b/net/ipv4/route.c
@@ -851,9 +851,7 @@ restart:
*/
rcu_assign_pointer(rt_hash_table[hash].chain, rth);
- rth->u.dst.__use++;
- dst_hold(&rth->u.dst);
- rth->u.dst.lastuse = now;
+ dst_use(&rth->u.dst, now);
spin_unlock_bh(rt_hash_lock_addr(hash));
rt_drop(rt);
@@ -1930,9 +1928,7 @@ int ip_route_input(struct sk_buff *skb, __be32 daddr, __be32 saddr,
rth->fl.oif == 0 &&
rth->fl.mark == skb->mark &&
rth->fl.fl4_tos == tos) {
- rth->u.dst.lastuse = jiffies;
- dst_hold(&rth->u.dst);
- rth->u.dst.__use++;
+ dst_use(&rth->u.dst, jiffies);
RT_CACHE_STAT_INC(in_hit);
rcu_read_unlock();
skb->dst = (struct dst_entry*)rth;
@@ -2326,9 +2322,7 @@ int __ip_route_output_key(struct rtable **rp, const struct flowi *flp)
rth->fl.mark == flp->mark &&
!((rth->fl.fl4_tos ^ flp->fl4_tos) &
(IPTOS_RT_MASK | RTO_ONLINK))) {
- rth->u.dst.lastuse = jiffies;
- dst_hold(&rth->u.dst);
- rth->u.dst.__use++;
+ dst_use(&rth->u.dst, jiffies);
RT_CACHE_STAT_INC(out_hit);
rcu_read_unlock_bh();
*rp = rth;