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authorJesper Dangaard Brouer <hawk@comx.dk>2009-06-26 10:46:08 +0000
committerDavid S. Miller <davem@davemloft.net>2009-06-26 13:51:27 -0700
commit10e85448019097e4fcfa535f612f51d0d31a34f4 (patch)
tree7e5c958ec04dec01dcb7b70251527495686b0d32 /net
parentb9389796fa4c87fbdff33816e317cdae5f36dd0b (diff)
downloadblackbird-op-linux-10e85448019097e4fcfa535f612f51d0d31a34f4.tar.gz
blackbird-op-linux-10e85448019097e4fcfa535f612f51d0d31a34f4.zip
decnet: Use rcu_barrier() on module unload.
The decnet module unloading as been disabled with a '#if 0' statement, because it have had issues. We add a rcu_barrier() anyhow for correctness. The maintainer (Chrissie Caulfield) will look into the unload issue when time permits. Acked-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com> Acked-by: Chrissie Caulfield <christine.caulfield@googlemail.com> Signed-off-by: Jesper Dangaard Brouer <hawk@comx.dk> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net')
-rw-r--r--net/decnet/af_decnet.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/net/decnet/af_decnet.c b/net/decnet/af_decnet.c
index d351b8db0df5..77d40289653c 100644
--- a/net/decnet/af_decnet.c
+++ b/net/decnet/af_decnet.c
@@ -2413,6 +2413,8 @@ static void __exit decnet_exit(void)
proc_net_remove(&init_net, "decnet");
proto_unregister(&dn_proto);
+
+ rcu_barrier_bh(); /* Wait for completion of call_rcu_bh()'s */
}
module_exit(decnet_exit);
#endif
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