From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932380AbcHIQTZ (ORCPT ); Tue, 9 Aug 2016 12:19:25 -0400 Received: from mail2-relais-roc.national.inria.fr ([192.134.164.83]:61851 "EHLO mail2-relais-roc.national.inria.fr" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752354AbcHIQTX (ORCPT ); Tue, 9 Aug 2016 12:19:23 -0400 X-IronPort-AV: E=Sophos;i="5.28,495,1464645600"; d="scan'208";a="229459596" Date: Tue, 9 Aug 2016 18:19:13 +0200 (CEST) From: Julia Lawall X-X-Sender: jll@hadrien To: Mark Brown cc: linux-kernel@vger.kernel.org, kbuild-all@01.org Subject: drivers/spi/spi.c:1160:3-9: preceding lock on line 1153 Message-ID: User-Agent: Alpine 2.10 (DEB 1266 2009-07-14) MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Looks worth checking. julia ---------- Forwarded message ---------- Date: Wed, 10 Aug 2016 00:17:07 +0800 From: kbuild test robot To: kbuild@01.org Cc: Julia Lawall Subject: drivers/spi/spi.c:1160:3-9: preceding lock on line 1153 CC: kbuild-all@01.org CC: linux-kernel@vger.kernel.org TO: Mark Brown tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master head: 81abf2525827b29839a78fd55ab0699f033c41a5 commit: ef4d96ec4ad947360f48677b6007a4c77953b090 spi: Split bus and I/O locking date: 2 weeks ago :::::: branch date: 18 hours ago :::::: commit date: 2 weeks ago >> drivers/spi/spi.c:1160:3-9: preceding lock on line 1153 git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git git remote update linus git checkout ef4d96ec4ad947360f48677b6007a4c77953b090 vim +1160 drivers/spi/spi.c ffbbdd213 Linus Walleij 2012-02-22 1147 if (master->busy) ffbbdd213 Linus Walleij 2012-02-22 1148 was_busy = true; ffbbdd213 Linus Walleij 2012-02-22 1149 else ffbbdd213 Linus Walleij 2012-02-22 1150 master->busy = true; ffbbdd213 Linus Walleij 2012-02-22 1151 spin_unlock_irqrestore(&master->queue_lock, flags); ffbbdd213 Linus Walleij 2012-02-22 1152 ef4d96ec4 Mark Brown 2016-07-21 @1153 mutex_lock(&master->io_mutex); ef4d96ec4 Mark Brown 2016-07-21 1154 49834de23 Mark Brown 2013-07-28 1155 if (!was_busy && master->auto_runtime_pm) { 49834de23 Mark Brown 2013-07-28 1156 ret = pm_runtime_get_sync(master->dev.parent); 49834de23 Mark Brown 2013-07-28 1157 if (ret < 0) { 49834de23 Mark Brown 2013-07-28 1158 dev_err(&master->dev, "Failed to power device: %d\n", 49834de23 Mark Brown 2013-07-28 1159 ret); 49834de23 Mark Brown 2013-07-28 @1160 return; 49834de23 Mark Brown 2013-07-28 1161 } 49834de23 Mark Brown 2013-07-28 1162 } 49834de23 Mark Brown 2013-07-28 1163 :::::: The code at line 1160 was first introduced by commit :::::: 49834de234f3cf592c3d242c889ca603db8e7050 spi: Provide core support for runtime PM during transfers :::::: TO: Mark Brown :::::: CC: Mark Brown --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation