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| author | Jesper Dangaard Brouer <hawk@comx.dk> | 2009-06-26 10:45:48 +0000 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2009-06-26 13:51:32 -0700 |
| commit | 473c22d759e73cbbe604f41105b497817cc2ee8e (patch) | |
| tree | 799832200c62f721718408a1a072da2cdc5fa35c /net/bridge | |
| parent | 1f2ccd00f224a4e2d6d26f590f3e6851f3deef99 (diff) | |
| download | linux-stable-473c22d759e73cbbe604f41105b497817cc2ee8e.tar.gz linux-stable-473c22d759e73cbbe604f41105b497817cc2ee8e.tar.bz2 linux-stable-473c22d759e73cbbe604f41105b497817cc2ee8e.zip | |
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>
Diffstat (limited to 'net/bridge')
| -rw-r--r-- | net/bridge/br.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/net/bridge/br.c b/net/bridge/br.c index 9aac5213105a..e1241c76239a 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) |