[PATCH 1/2] fix lockdep warning

[Hans Schillstrom <hans.schillstrom@xxxxxxxxxxxx>]

From: Hans Schillstrom <hans@xxxxxxxxxxxxxxx>

rs_lock needs a key to make lock dep happy.

Signed-off-by: Hans Schillstrom <hans.schillstrom@xxxxxxxxxxxx>

diff --git a/net/netfilter/ipvs/ip_vs_ctl.c b/net/netfilter/ipvs/ip_vs_ctl.c
index 2b771dc..a1af72f 100644
--- a/net/netfilter/ipvs/ip_vs_ctl.c
+++ b/net/netfilter/ipvs/ip_vs_ctl.c
@@ -57,6 +57,7 @@ static DEFINE_MUTEX(__ip_vs_mutex);
 
 /* lock for service table */
 static DEFINE_RWLOCK(__ip_vs_svc_lock);
+static struct lock_class_key ip_vs_rs_key;
 
 /* sysctl variables */
 
@@ -3680,6 +3681,7 @@ int __net_init ip_vs_control_net_init(struct net *net)
        struct netns_ipvs *ipvs = net_ipvs(net);
 
        ipvs->rs_lock = __RW_LOCK_UNLOCKED(ipvs->rs_lock);
+       __rwlock_init(&ipvs->rs_lock, "ipvs->rs_lock", &ip_vs_rs_key);
 
        /* Initialize rs_table */
        for (idx = 0; idx < IP_VS_RTAB_SIZE; idx++)
-- 
1.7.4.4

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