From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jesper Dangaard Brouer Subject: [PATCH 4/5] ipv6: Use rcu_barrier() on module unload. Date: Fri, 26 Jun 2009 22:46:03 +0200 Message-ID: <20090626204603.10664.36658.stgit@localhost> References: <20090626204152.10664.69628.stgit@localhost> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Cc: netdev@vger.kernel.org, Jesper Dangaard Brouer To: "David S. Miller" Return-path: Received: from lanfw001a.cxnet.dk ([87.72.215.196]:34400 "EHLO lanfw001a.cxnet.dk" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754708AbZFZUqB (ORCPT ); Fri, 26 Jun 2009 16:46:01 -0400 In-Reply-To: <20090626204152.10664.69628.stgit@localhost> Sender: netdev-owner@vger.kernel.org List-ID: The ipv6 module uses rcu_call() thus it should use rcu_barrier() on module unload. Acked-by: Paul E. McKenney Signed-off-by: Jesper Dangaard Brouer --- net/ipv6/af_inet6.c | 2 ++ 1 files changed, 2 insertions(+), 0 deletions(-) diff --git a/net/ipv6/af_inet6.c b/net/ipv6/af_inet6.c index 85b3d00..caa0278 100644 --- a/net/ipv6/af_inet6.c +++ b/net/ipv6/af_inet6.c @@ -1284,6 +1284,8 @@ static void __exit inet6_exit(void) proto_unregister(&udplitev6_prot); proto_unregister(&udpv6_prot); proto_unregister(&tcpv6_prot); + + rcu_barrier(); /* Wait for completion of call_rcu()'s */ } module_exit(inet6_exit);