From: Jesper Dangaard Brouer Subject: [PATCH 5/5] sunrpc/auth_gss: Call rcu_barrier() on module unload. Date: Mon, 08 Jun 2009 15:11:48 +0200 Message-ID: <20090608131148.10052.39869.stgit@localhost> References: <20090608130959.10052.54590.stgit@localhost> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Cc: Jesper Dangaard Brouer , "Paul E. McKenney" , netdev@vger.kernel.org, linux-kernel@vger.kernel.org, urs.thuermann@volkswagen.de, oliver.hartkopp@volkswagen.de, wg@grandegger.com, vladislav.yasevich@hp.com, sri@us.ibm.com, linux-sctp@vger.kernel.org, Trond.Myklebust@netapp.com, linux-nfs@vger.kernel.org, netfilter-devel@vger.kernel.org To: "David S. Miller" Return-path: In-Reply-To: <20090608130959.10052.54590.stgit@localhost> Sender: netdev-owner@vger.kernel.org List-ID: As the module uses rcu_call() we should make sure that all rcu callback has been completed before removing the code. Signed-off-by: Jesper Dangaard Brouer --- net/sunrpc/auth_gss/auth_gss.c | 1 + 1 files changed, 1 insertions(+), 0 deletions(-) diff --git a/net/sunrpc/auth_gss/auth_gss.c b/net/sunrpc/auth_gss/auth_gss.c index e630b38..66d458f 100644 --- a/net/sunrpc/auth_gss/auth_gss.c +++ b/net/sunrpc/auth_gss/auth_gss.c @@ -1548,6 +1548,7 @@ static void __exit exit_rpcsec_gss(void) { gss_svc_shutdown(); rpcauth_unregister(&authgss_ops); + rcu_barrier(); /* Wait for completion of call_rcu()'s */ } MODULE_LICENSE("GPL");