ipvs: convert nq scheduler to rcu

The schedule method now needs _rcu list-traversal
primitive for svc->destinations.

Signed-off-by: Julian Anastasov <ja@ssi.bg>
Signed-off-by: Simon Horman <horms@verge.net.au>

diff --git a/net/netfilter/ipvs/ip_vs_nq.c b/net/netfilter/ipvs/ip_vs_nq.c
index 984d9c137d84ac65c140c6ee15c78a66d80c8775..51dc0cf20d90965bf577f66b0542fb7abbbe1cd4 100644 (file)
--- a/net/netfilter/ipvs/ip_vs_nq.c
+++ b/net/netfilter/ipvs/ip_vs_nq.c
@@ -75,7 +75,7 @@ ip_vs_nq_schedule(struct ip_vs_service *svc, const struct sk_buff *skb)
         * new connections.
         */
 
-       list_for_each_entry(dest, &svc->destinations, n_list) {
+       list_for_each_entry_rcu(dest, &svc->destinations, n_list) {
 
                if (dest->flags & IP_VS_DEST_F_OVERLOAD ||
                    !atomic_read(&dest->weight))