From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752810AbaFKUjw (ORCPT ); Wed, 11 Jun 2014 16:39:52 -0400 Received: from mail-yk0-f182.google.com ([209.85.160.182]:62727 "EHLO mail-yk0-f182.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752597AbaFKUju (ORCPT ); Wed, 11 Jun 2014 16:39:50 -0400 From: Pranith Kumar To: paulmck@linux.vnet.ibm.com, linux-kernel@vger.kernel.org, Josh Triplett Subject: [RFC PATCH 2/5] kernel/rcu/tree_plugin.h:1494 fix a sparse warning Date: Wed, 11 Jun 2014 16:39:40 -0400 Message-Id: <1402519183-12752-3-git-send-email-bobby.prani@gmail.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1402519183-12752-1-git-send-email-bobby.prani@gmail.com> References: <1402519183-12752-1-git-send-email-bobby.prani@gmail.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org kernel/rcu/tree_plugin.h:1494:13: warning: context imbalance in 'rcu_initiate_boost' - unexpected unlock by annotating the function with releases() Signed-off-by: Pranith Kumar --- kernel/rcu/tree_plugin.h | 2 ++ 1 file changed, 2 insertions(+) diff --git a/kernel/rcu/tree_plugin.h b/kernel/rcu/tree_plugin.h index cbc2c45..0c955d9 100644 --- a/kernel/rcu/tree_plugin.h +++ b/kernel/rcu/tree_plugin.h @@ -1256,6 +1256,7 @@ static int rcu_boost_kthread(void *arg) * about it going away. */ static void rcu_initiate_boost(struct rcu_node *rnp, unsigned long flags) + __releases(rnp->lock) { struct task_struct *t; @@ -1491,6 +1492,7 @@ static void rcu_prepare_kthreads(int cpu) #else /* #ifdef CONFIG_RCU_BOOST */ static void rcu_initiate_boost(struct rcu_node *rnp, unsigned long flags) + __releases(rnp->lock) { raw_spin_unlock_irqrestore(&rnp->lock, flags); } -- 1.9.1