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authorJesper Dangaard Brouer <hawk@comx.dk>2009-06-26 10:45:48 +0000
committerDavid S. Miller <davem@davemloft.net>2009-06-26 13:51:32 -0700
commit473c22d759e73cbbe604f41105b497817cc2ee8e (patch)
tree799832200c62f721718408a1a072da2cdc5fa35c
parent1f2ccd00f224a4e2d6d26f590f3e6851f3deef99 (diff)
bridge: Use rcu_barrier() instead of syncronize_net() on unload.
When unloading modules that uses call_rcu() callbacks, then we must use rcu_barrier(). This module uses syncronize_net() which is not enough to be sure that all callback has been completed. Acked-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com> Signed-off-by: Jesper Dangaard Brouer <hawk@comx.dk> Signed-off-by: David S. Miller <davem@davemloft.net>
-rw-r--r--net/bridge/br.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/net/bridge/br.c b/net/bridge/br.c
index 9aac5213105..e1241c76239 100644
--- a/net/bridge/br.c
+++ b/net/bridge/br.c
@@ -93,7 +93,7 @@ static void __exit br_deinit(void)
unregister_pernet_subsys(&br_net_ops);
- synchronize_net();
+ rcu_barrier(); /* Wait for completion of call_rcu()'s */
br_netfilter_fini();
#if defined(CONFIG_ATM_LANE) || defined(CONFIG_ATM_LANE_MODULE)