From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753188AbZGZIVY (ORCPT ); Sun, 26 Jul 2009 04:21:24 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1753044AbZGZIVT (ORCPT ); Sun, 26 Jul 2009 04:21:19 -0400 Received: from www.tglx.de ([62.245.132.106]:33919 "EHLO www.tglx.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753056AbZGZIVQ (ORCPT ); Sun, 26 Jul 2009 04:21:16 -0400 Message-Id: <20090726081556.967730546@linutronix.de> User-Agent: quilt/0.47-1 Date: Sun, 26 Jul 2009 08:19:28 -0000 From: Thomas Gleixner To: LKML Cc: Andrew Morton , Ingo Molnar , Peter Zijlstra , Mauro Carvalho Chehab Subject: [Patch RFC 28/37] dvb: Convert "mutex" to semaphore References: <20090726081459.455111897@linutronix.de> Content-Disposition: inline; filename=drivers-media-dvb-dvb-core-dvb-frontend-semaphore-init-instead-of-init-MUTEX.patch Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org The usage of this "mutex" is non obvious and probably a completions in some places. Make it a semaphore. Signed-off-by: Thomas Gleixner Cc: Mauro Carvalho Chehab --- drivers/media/dvb/dvb-core/dvb_frontend.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) Index: linux-2.6-tip/drivers/media/dvb/dvb-core/dvb_frontend.c =================================================================== --- linux-2.6-tip.orig/drivers/media/dvb/dvb-core/dvb_frontend.c +++ linux-2.6-tip/drivers/media/dvb/dvb-core/dvb_frontend.c @@ -678,7 +678,7 @@ static void dvb_frontend_stop(struct dvb kthread_stop(fepriv->thread); - init_MUTEX (&fepriv->sem); + semaphore_init(&fepriv->sem); fepriv->state = FESTATE_IDLE; /* paranoia check in case a signal arrived */ @@ -1909,7 +1909,7 @@ int dvb_register_frontend(struct dvb_ada } fepriv = fe->frontend_priv; - init_MUTEX (&fepriv->sem); + semaphore_init(&fepriv->sem); init_waitqueue_head (&fepriv->wait_queue); init_waitqueue_head (&fepriv->events.wait_queue); mutex_init(&fepriv->events.mtx);