diff mbox

[4/5] ipv6: Use rcu_barrier() on module unload.

Message ID 20090626204603.10664.36658.stgit@localhost
State Accepted, archived
Delegated to: David Miller
Headers show

Commit Message

Jesper Dangaard Brouer June 26, 2009, 8:46 p.m. UTC 
The ipv6 module uses rcu_call() thus it should use rcu_barrier() on
module unload.

Acked-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
Signed-off-by: Jesper Dangaard Brouer <hawk@comx.dk>
---

 net/ipv6/af_inet6.c |    2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)


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diff mbox

Patch

diff --git a/net/ipv6/af_inet6.c b/net/ipv6/af_inet6.c
index 85b3d00..caa0278 100644
--- a/net/ipv6/af_inet6.c
+++ b/net/ipv6/af_inet6.c
@@ -1284,6 +1284,8 @@  static void __exit inet6_exit(void)
 	proto_unregister(&udplitev6_prot);
 	proto_unregister(&udpv6_prot);
 	proto_unregister(&tcpv6_prot);
+
+	rcu_barrier(); /* Wait for completion of call_rcu()'s */
 }
 module_exit(inet6_exit);