From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1760753Ab1EANcz (ORCPT ); Sun, 1 May 2011 09:32:55 -0400 Received: from e4.ny.us.ibm.com ([32.97.182.144]:48517 "EHLO e4.ny.us.ibm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756701Ab1EANWd (ORCPT ); Sun, 1 May 2011 09:22:33 -0400 From: "Paul E. McKenney" To: linux-kernel@vger.kernel.org Cc: mingo@elte.hu, laijs@cn.fujitsu.com, dipankar@in.ibm.com, akpm@linux-foundation.org, mathieu.desnoyers@polymtl.ca, josh@joshtriplett.org, niv@us.ibm.com, tglx@linutronix.de, peterz@infradead.org, rostedt@goodmis.org, Valdis.Kletnieks@vt.edu, dhowells@redhat.com, eric.dumazet@gmail.com, darren@dvhart.com, patches@linaro.org, "Paul E. McKenney" Subject: [PATCH tip/core/rcu 45/86] net,act_police,rcu: remove rcu_barrier() Date: Sun, 1 May 2011 06:21:25 -0700 Message-Id: <1304256126-26015-45-git-send-email-paulmck@linux.vnet.ibm.com> X-Mailer: git-send-email 1.7.3.2 In-Reply-To: <20110501132142.GA25494@linux.vnet.ibm.com> References: <20110501132142.GA25494@linux.vnet.ibm.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Lai Jiangshan There is no callback of this module maybe queued since we use kfree_rcu(), we can safely remove the rcu_barrier(). Signed-off-by: Lai Jiangshan Acked-by: David S. Miller Signed-off-by: Paul E. McKenney --- net/sched/act_police.c | 1 - 1 files changed, 0 insertions(+), 1 deletions(-) diff --git a/net/sched/act_police.c b/net/sched/act_police.c index d6bcd64..b3b9b32 100644 --- a/net/sched/act_police.c +++ b/net/sched/act_police.c @@ -396,7 +396,6 @@ static void __exit police_cleanup_module(void) { tcf_unregister_action(&act_police_ops); - rcu_barrier(); /* Wait for completion of call_rcu()'s (tcf_police_free_rcu) */ } module_init(police_init_module); -- 1.7.3.2