From mboxrd@z Thu Jan 1 00:00:00 1970 From: KOSAKI Motohiro Subject: [mmotm and linux-next][PATCH] irq: enclose irq_desc_lock_class in CONFIG_LOCKDEP Date: Tue, 16 Dec 2008 17:08:43 +0900 (JST) Message-ID: <20081216170635.DBB8.KOSAKI.MOTOHIRO@jp.fujitsu.com> Mime-Version: 1.0 Content-Type: text/plain; charset="US-ASCII" Content-Transfer-Encoding: 7bit Return-path: Received: from fgwmail5.fujitsu.co.jp ([192.51.44.35]:59745 "EHLO fgwmail5.fujitsu.co.jp" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751802AbYLPIIr (ORCPT ); Tue, 16 Dec 2008 03:08:47 -0500 Sender: linux-next-owner@vger.kernel.org List-ID: To: Yinghai Lu , Ingo Molnar , LKML , Andrew Morton , linux-next Cc: kosaki.motohiro@jp.fujitsu.com Applied after: linux-next.patch == Subject: [mmotm][PATCH] irq: enclose irq_desc_lock_class in CONFIG_LOCKDEP commit 08678b0841267c1d00d771fe01548d86043d065e introduced irq_desc_lock_class variable. But it is used only if CONFIG_LOCKDEP=Y. otherwise, following warnings happend. CC kernel/irq/handle.o kernel/irq/handle.c:26: warning: 'irq_desc_lock_class' defined but not used Signed-off-by: KOSAKI Motohiro CC: Yinghai Lu CC: Ingo Molnar --- kernel/irq/handle.c | 2 ++ 1 file changed, 2 insertions(+) Index: b/kernel/irq/handle.c =================================================================== --- a/kernel/irq/handle.c +++ b/kernel/irq/handle.c @@ -20,10 +20,12 @@ #include "internals.h" +#ifdef CONFIG_LOCKDEP /* * lockdep: we want to handle all irq_desc locks as a single lock-class: */ static struct lock_class_key irq_desc_lock_class; +#endif /** * handle_bad_irq - handle spurious and unhandled irqs