diff mbox

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

Message ID 20090626204608.10664.84674.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 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>
---

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


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diff mbox

Patch

diff --git a/net/decnet/af_decnet.c b/net/decnet/af_decnet.c
index d351b8d..77d4028 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