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authorJulian Anastasov <ja@ssi.bg>2013-03-22 11:46:52 +0200
committerPablo Neira Ayuso <pablo@netfilter.org>2013-04-02 00:23:57 +0200
commit413c2d04e9494ca38629d8a7ffeff1e4398a9fe3 (patch)
tree84a0ce4e93f5855c1a9f3f010b4f364917581da1 /include/net/ip_vs.h
parentba3a3ce14ea26d602b253ef13a56d540827cd51d (diff)
ipvs: convert dests to rcu
In previous commits the schedulers started to access svc->destinations with _rcu list traversal primitives because the IP_VS_WAIT_WHILE macro still plays the role of grace period. Now it is time to finish the updating part, i.e. adding and deleting of dests with _rcu suffix before removing the IP_VS_WAIT_WHILE in next commit. We use the same rule for conns as for the schedulers: dests can be searched in RCU read-side critical section where ip_vs_dest_hold can be called by ip_vs_bind_dest. Some things are not perfect, for example, calling functions like ip_vs_lookup_dest from updating code under RCU, just because we use some function both from reader and from updater. Signed-off-by: Julian Anastasov <ja@ssi.bg> Signed-off-by: Simon Horman <horms@verge.net.au>
Diffstat (limited to 'include/net/ip_vs.h')
-rw-r--r--include/net/ip_vs.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/include/net/ip_vs.h b/include/net/ip_vs.h
index 4a7bc63b9cba..78a6634653a2 100644
--- a/include/net/ip_vs.h
+++ b/include/net/ip_vs.h
@@ -1434,7 +1434,7 @@ extern struct ip_vs_dest *
ip_vs_find_dest(struct net *net, int af, const union nf_inet_addr *daddr,
__be16 dport, const union nf_inet_addr *vaddr, __be16 vport,
__u16 protocol, __u32 fwmark, __u32 flags);
-extern struct ip_vs_dest *ip_vs_try_bind_dest(struct ip_vs_conn *cp);
+extern void ip_vs_try_bind_dest(struct ip_vs_conn *cp);
static inline void ip_vs_dest_hold(struct ip_vs_dest *dest)
{