From: Julian Anastasov <ja@ssi.bg>
Date: Fri, 22 Mar 2013 09:46:43 +0000 (+0200)
Subject: ipvs: convert nq scheduler to rcu
X-Git-Tag: v3.10-rc1~66^2~243^2~26
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=f92ea8f09605c26e35789a6865e87d5e3d8aaddd;p=platform%2Fupstream%2Fkernel-adaptation-pc.git

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 984d9c1..51dc0cf 100644
--- 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))