From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752814AbcHIQbs (ORCPT ); Tue, 9 Aug 2016 12:31:48 -0400 Received: from mezzanine.sirena.org.uk ([106.187.55.193]:40892 "EHLO mezzanine.sirena.org.uk" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751821AbcHIQbq (ORCPT ); Tue, 9 Aug 2016 12:31:46 -0400 Date: Tue, 9 Aug 2016 17:31:31 +0100 From: Mark Brown To: Julia Lawall Cc: linux-kernel@vger.kernel.org, kbuild-all@01.org Message-ID: <20160809163131.GC9347@sirena.org.uk> References: MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha256; protocol="application/pgp-signature"; boundary="4jXrM3lyYWu4nBt5" Content-Disposition: inline In-Reply-To: X-Cookie: I can't drive 55. User-Agent: Mutt/1.6.0 (2016-04-01) X-SA-Exim-Connect-IP: 2a01:348:6:8808:fab::3 X-SA-Exim-Mail-From: broonie@sirena.org.uk Subject: Re: drivers/spi/spi.c:1160:3-9: preceding lock on line 1153 X-SA-Exim-Version: 4.2.1 (built Mon, 26 Dec 2011 16:24:06 +0000) X-SA-Exim-Scanned: No (on mezzanine.sirena.org.uk); Unknown failure Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org --4jXrM3lyYWu4nBt5 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Tue, Aug 09, 2016 at 06:19:13PM +0200, Julia Lawall wrote: > Looks worth checking. I don't really have any idea what this is trying to tell me, sorry. >=20 > julia >=20 > ---------- 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 >=20 > CC: kbuild-all@01.org > CC: linux-kernel@vger.kernel.org > TO: Mark Brown >=20 > tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.gi= t master > head: 81abf2525827b29839a78fd55ab0699f033c41a5 > commit: ef4d96ec4ad947360f48677b6007a4c77953b090 spi: Split bus and I/O l= ocking > date: 2 weeks ago > :::::: branch date: 18 hours ago > :::::: commit date: 2 weeks ago >=20 > >> drivers/spi/spi.c:1160:3-9: preceding lock on line 1153 >=20 > git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torv= alds/linux.git > git remote update linus > git checkout ef4d96ec4ad947360f48677b6007a4c77953b090 > vim +1160 drivers/spi/spi.c >=20 > ffbbdd213 Linus Walleij 2012-02-22 1147 if (master->busy) > ffbbdd213 Linus Walleij 2012-02-22 1148 was_busy =3D true; > ffbbdd213 Linus Walleij 2012-02-22 1149 else > ffbbdd213 Linus Walleij 2012-02-22 1150 master->busy =3D 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 =3D pm_runtime_get_sync(m= aster->dev.parent); > 49834de23 Mark Brown 2013-07-28 1157 if (ret < 0) { > 49834de23 Mark Brown 2013-07-28 1158 dev_err(&master->dev, "Faile= d 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 >=20 > :::::: The code at line 1160 was first introduced by commit > :::::: 49834de234f3cf592c3d242c889ca603db8e7050 spi: Provide core support= for runtime PM during transfers >=20 > :::::: TO: Mark Brown > :::::: CC: Mark Brown >=20 > --- > 0-DAY kernel test infrastructure Open Source Technology Ce= nter > https://lists.01.org/pipermail/kbuild-all Intel Corpora= tion --4jXrM3lyYWu4nBt5 Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- Version: GnuPG v2 iQEcBAEBCAAGBQJXqgVhAAoJECTWi3JdVIfQXD8H+gIsrwnjg+sKa5VSirbOFKyJ +M7YyF1w+Wd0U+5mnndhgAYhVCiEnwahzRpYfgJaWAzwDiDyRM8Ct5o9wA489UAw PPDOjTfC7N727BqmhtV+DEFyKnGX3Lw5x4GW7E7O+VMGaANQUMlvTzYGAWifUhdd pW8GOxv1UfTKk/DOpAGKrzVUkB6f/RsYu29GKcNRQmxgiyrI99ZqU5WFymA1FyjJ EvOWoofTSwD86gAVzzf5ZsIhfU509v5vcihbmoXCuU1uX0a80NiQLA2vLZFtAUDH nTVFAeoOnS/dVDRS9fhP1Z6TlqtjWZ5aePnazFwGM5hSjlQ8IzZ5t7o7LXULANY= =qvon -----END PGP SIGNATURE----- --4jXrM3lyYWu4nBt5--