From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753286AbbJFQuI (ORCPT ); Tue, 6 Oct 2015 12:50:08 -0400 Received: from e35.co.us.ibm.com ([32.97.110.153]:55551 "EHLO e35.co.us.ibm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752773AbbJFQtV (ORCPT ); Tue, 6 Oct 2015 12:49:21 -0400 X-IBM-Helo: d03dlp03.boulder.ibm.com X-IBM-MailFrom: paulmck@linux.vnet.ibm.com X-IBM-RcptTo: linux-kernel@vger.kernel.org From: "Paul E. McKenney" To: linux-kernel@vger.kernel.org Cc: mingo@kernel.org, jiangshanlai@gmail.com, dipankar@in.ibm.com, akpm@linux-foundation.org, mathieu.desnoyers@efficios.com, josh@joshtriplett.org, tglx@linutronix.de, peterz@infradead.org, rostedt@goodmis.org, dhowells@redhat.com, edumazet@google.com, dvhart@linux.intel.com, fweisbec@gmail.com, oleg@redhat.com, bobby.prani@gmail.com, "Paul E. McKenney" Subject: [PATCH tip/core/rcu 2/4] rcutorture: Fix unused-function warning for torturing_tasks() Date: Tue, 6 Oct 2015 09:49:11 -0700 Message-Id: <1444150153-17463-2-git-send-email-paulmck@linux.vnet.ibm.com> X-Mailer: git-send-email 2.5.2 In-Reply-To: <1444150153-17463-1-git-send-email-paulmck@linux.vnet.ibm.com> References: <20151006164855.GA17055@linux.vnet.ibm.com> <1444150153-17463-1-git-send-email-paulmck@linux.vnet.ibm.com> X-TM-AS-MML: disable X-Content-Scanned: Fidelis XPS MAILER x-cbid: 15100616-0013-0000-0000-0000191BB7E1 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org The torturing_tasks() function is used only in kernels built with CONFIG_PROVE_RCU=y, so the second definition can result in unused-function compiler warnings. This commit adds __maybe_unused to suppress these warnings. Signed-off-by: Paul E. McKenney --- kernel/rcu/rcutorture.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/kernel/rcu/rcutorture.c b/kernel/rcu/rcutorture.c index b74b56474e17..009b62c76dfa 100644 --- a/kernel/rcu/rcutorture.c +++ b/kernel/rcu/rcutorture.c @@ -695,7 +695,7 @@ static bool __maybe_unused torturing_tasks(void) #define RCUTORTURE_TASKS_OPS -static bool torturing_tasks(void) +static bool __maybe_unused torturing_tasks(void) { return false; } -- 2.5.2