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authorIngo Molnar <mingo@elte.hu>2008-06-25 12:30:21 +0200
committerIngo Molnar <mingo@elte.hu>2008-06-25 12:30:21 +0200
commit8b7ef4ec5b1ac8b6feebf5ae9cda85a7514728f8 (patch)
tree8f1f746f98707fb82bcec281ee8f65216eddae36 /net/core/net_namespace.c
parenta1d5a8691f1b6c92491747bea3b778b184fa5837 (diff)
parent543cf4cb3fe6f6cae3651ba918b9c56200b257d0 (diff)
Merge branch 'linus' into x86/fixmaptip-x86-fixmap-2008-06-25_10.30_Wed
Diffstat (limited to 'net/core/net_namespace.c')
-rw-r--r--net/core/net_namespace.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/net/core/net_namespace.c b/net/core/net_namespace.c
index 72b4c184dd84..7c52fe277b62 100644
--- a/net/core/net_namespace.c
+++ b/net/core/net_namespace.c
@@ -140,6 +140,9 @@ static void cleanup_net(struct work_struct *work)
struct pernet_operations *ops;
struct net *net;
+ /* Be very certain incoming network packets will not find us */
+ rcu_barrier();
+
net = container_of(work, struct net, work);
mutex_lock(&net_mutex);