diff options
| author | Amerigo Wang <amwang@redhat.com> | 2012-11-11 21:52:34 (GMT) |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2012-11-14 23:49:50 (GMT) |
| commit | e086cadc08e259150b2ab8f7f4a16dbf9e3c2f22 (patch) | |
| tree | 38ef29e21c125dcb9f8fd75749416e4839c84469 /net/ipv6/ip6_gre.c | |
| parent | aa0010f880ab542da3ad0e72992f2dc518ac68a0 (diff) | |
| download | linux-e086cadc08e259150b2ab8f7f4a16dbf9e3c2f22.tar.xz | |
net: unify for_each_ip_tunnel_rcu()
The defitions of for_each_ip_tunnel_rcu() are same,
so unify it. Also, don't hide the parameter 't'.
Cc: David S. Miller <davem@davemloft.net>
Signed-off-by: Cong Wang <amwang@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ipv6/ip6_gre.c')
| -rw-r--r-- | net/ipv6/ip6_gre.c | 14 |
1 files changed, 4 insertions, 10 deletions
diff --git a/net/ipv6/ip6_gre.c b/net/ipv6/ip6_gre.c index 672101d..823fd64 100644 --- a/net/ipv6/ip6_gre.c +++ b/net/ipv6/ip6_gre.c @@ -109,12 +109,6 @@ static u32 HASH_ADDR(const struct in6_addr *addr) #define tunnels_r tunnels[2] #define tunnels_l tunnels[1] #define tunnels_wc tunnels[0] -/* - * Locking : hash tables are protected by RCU and RTNL - */ - -#define for_each_ip_tunnel_rcu(start) \ - for (t = rcu_dereference(start); t; t = rcu_dereference(t->next)) static struct rtnl_link_stats64 *ip6gre_get_stats64(struct net_device *dev, struct rtnl_link_stats64 *tot) @@ -172,7 +166,7 @@ static struct ip6_tnl *ip6gre_tunnel_lookup(struct net_device *dev, ARPHRD_ETHER : ARPHRD_IP6GRE; int score, cand_score = 4; - for_each_ip_tunnel_rcu(ign->tunnels_r_l[h0 ^ h1]) { + for_each_ip_tunnel_rcu(t, ign->tunnels_r_l[h0 ^ h1]) { if (!ipv6_addr_equal(local, &t->parms.laddr) || !ipv6_addr_equal(remote, &t->parms.raddr) || key != t->parms.i_key || @@ -197,7 +191,7 @@ static struct ip6_tnl *ip6gre_tunnel_lookup(struct net_device *dev, } } - for_each_ip_tunnel_rcu(ign->tunnels_r[h0 ^ h1]) { + for_each_ip_tunnel_rcu(t, ign->tunnels_r[h0 ^ h1]) { if (!ipv6_addr_equal(remote, &t->parms.raddr) || key != t->parms.i_key || !(t->dev->flags & IFF_UP)) @@ -221,7 +215,7 @@ static struct ip6_tnl *ip6gre_tunnel_lookup(struct net_device *dev, } } - for_each_ip_tunnel_rcu(ign->tunnels_l[h1]) { + for_each_ip_tunnel_rcu(t, ign->tunnels_l[h1]) { if ((!ipv6_addr_equal(local, &t->parms.laddr) && (!ipv6_addr_equal(local, &t->parms.raddr) || !ipv6_addr_is_multicast(local))) || @@ -247,7 +241,7 @@ static struct ip6_tnl *ip6gre_tunnel_lookup(struct net_device *dev, } } - for_each_ip_tunnel_rcu(ign->tunnels_wc[h1]) { + for_each_ip_tunnel_rcu(t, ign->tunnels_wc[h1]) { if (t->parms.i_key != key || !(t->dev->flags & IFF_UP)) continue; |