Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932430AbbDIHKG (ORCPT ); Thu, 9 Apr 2015 03:10:06 -0400 Received: from down.free-electrons.com ([37.187.137.238]:50805 "EHLO mail.free-electrons.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1751675AbbDIHKE (ORCPT ); Thu, 9 Apr 2015 03:10:04 -0400 Date: Thu, 9 Apr 2015 09:07:12 +0200 From: Maxime Ripard To: Peter Hurley Cc: Linus Torvalds , Vinod Koul , Felipe Balbi , Laurent Pinchart , Linux kernel Subject: Re: [4.0-rc+] WARNING: CPU: 0 PID: 1 at ./drivers/dma/dmaengine.c:863 dma_async_device_register+0xe0/0x540() Message-ID: <20150409070712.GH26727@lukather> References: <54F87075.5020105@hurleysoftware.com> <20150305161236.GG2613@intel.com> <55254EFD.10700@hurleysoftware.com> <552556A5.5070204@hurleysoftware.com> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="X+8siUETKMkW99st" Content-Disposition: inline In-Reply-To: <552556A5.5070204@hurleysoftware.com> User-Agent: Mutt/1.5.23 (2014-03-12) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 2204 Lines: 60 --X+8siUETKMkW99st Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Wed, Apr 08, 2015 at 12:26:13PM -0400, Peter Hurley wrote: > Linus, >=20 > I just got an automated bounce reply from Vinod Koul stating > he's on vacation til April 12th, so I'd appreciate if you could > revert this commit [1] for 4.0-final. >=20 > The commit generates a WARNING [2] in a effort to get dmaengine drivers > to add new functionality. >=20 > I sent Vinod a note that this was happening on Beaglebone Blacks > back on Mar 5 (-rc3). He thought the functionality would be added > shortly, but it wasn't, so the WARNING is still happening on -rc7. For completeness, note that this is just a warning generated at boot. It doesn't change the previous behaviour in any way. Any existing code will work just as well as it used to. Maxime --=20 Maxime Ripard, Free Electrons Embedded Linux, Kernel and Android engineering http://free-electrons.com --X+8siUETKMkW99st Content-Type: application/pgp-signature; name="signature.asc" Content-Description: Digital signature -----BEGIN PGP SIGNATURE----- Version: GnuPG v1 iQIcBAEBAgAGBQJVJiUgAAoJEBx+YmzsjxAgAB0QAIUFce9OIUJ/bS9CkzSPBFM/ QQaeDN0Quah2DPxnICk5MspT+quORZPsbHRUAtP11rn8XyvZu4CiPFzASiCnUs8F b2Q16/jeJunhO2/5na/aEfLi/8lOE7hiUZ6j+8Lyz51WC1gwnbhjqgy9fqIkGAdP nH0a0D2gu+2LMCQnwa7uU72GIgEdWiDVtMv2eG9E6p0KSszR7E1rMyW7mFkBSeSZ Vt/JighXN3lP0Y8zhCVmJAgN//HKz+fEHOCoso2ZcjuWwb3xJJ9Rz9VQCMgWEqcB qa0Mk8AW2hSeXQmMsDMHVhhlAL4VgmWvUvTRG/vPIR4nthMW22+81ntalI52l8En tAMESYolRmRAQYx1HGQ7hHUrJs3ZSp5ERaGUY0QrDU3tokiHp6Q0Uy691gLnR1ot 5de4pa7WLXhOGqfRsOVBMYXT0slB/R6rXeXT/2dLMxfhnmzN7ezw7NTtj+2Ms5WS 5P+Ck4uiv2Q/sjrtsZFuefUZAOpp6oucEwDSOkB9VMAwE7q//cnP/SP4jA5Rz0R0 D03SsGiQvikN4f5cFXj4IQjAWbvPolaD3rx50UgA2LMNoWEudfyKGYcJDDE38Hg7 tGxpdOqSosO6mNFGvZOCmlRTaSUr7LIxx/LoCesCmtA0rwIaoOgF5GxeR64A6RR+ 3aZg7EamcTU3qjISEBwO =/pm5 -----END PGP SIGNATURE----- --X+8siUETKMkW99st-- -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/