From mboxrd@z Thu Jan 1 00:00:00 1970 Received: with ECARTIS (v1.0.0; list linux-mips); Sat, 14 Apr 2018 01:52:38 +0200 (CEST) Received: from mail.kernel.org ([198.145.29.99]:40960 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by eddie.linux-mips.org with ESMTP id S23994629AbeDMXwaxaJIz (ORCPT ); Sat, 14 Apr 2018 01:52:30 +0200 Received: from saruman (jahogan.plus.com [212.159.75.221]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 20F3521777; Fri, 13 Apr 2018 23:52:21 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 20F3521777 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=kernel.org Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=jhogan@kernel.org Date: Sat, 14 Apr 2018 00:52:18 +0100 From: James Hogan To: Sinan Kaya Cc: linux-mips@linux-mips.org, arnd@arndb.de, timur@codeaurora.org, sulrich@codeaurora.org, linux-arm-msm@vger.kernel.org, linux-arm-kernel@lists.infradead.org, Ralf Baechle , Paul Burton , linux-kernel@vger.kernel.org Subject: Re: [PATCH v4 2/2] MIPS: io: add a barrier after register read in readX() Message-ID: <20180413235217.GA19138@saruman> References: <1523586646-19630-1-git-send-email-okaya@codeaurora.org> <1523586646-19630-2-git-send-email-okaya@codeaurora.org> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha256; protocol="application/pgp-signature"; boundary="UugvWAfsgieZRqgk" Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.7.2 (2016-11-26) Return-Path: X-Envelope-To: <"|/home/ecartis/ecartis -s linux-mips"> (uid 0) X-Orcpt: rfc822;linux-mips@linux-mips.org Original-Recipient: rfc822;linux-mips@linux-mips.org X-archive-position: 63532 X-ecartis-version: Ecartis v1.0.0 Sender: linux-mips-bounce@linux-mips.org Errors-to: linux-mips-bounce@linux-mips.org X-original-sender: jhogan@kernel.org Precedence: bulk List-help: List-unsubscribe: List-software: Ecartis version 1.0.0 List-Id: linux-mips X-List-ID: linux-mips List-subscribe: List-owner: List-post: List-archive: X-list: linux-mips --UugvWAfsgieZRqgk Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Thu, Apr 12, 2018 at 10:33:42PM -0400, Sinan Kaya wrote: > On 4/12/2018 10:30 PM, Sinan Kaya wrote: > > + /* prevent prefetching of coherent DMA dma prematurely */ \ >=20 > I tried to write DMA data but my keyboard is not cooperating. I'll hold o= nto > posting another version until I hear back from you for wmb(). No problem, I've applied both for 4.17 and tweaked the comment. Thanks James --UugvWAfsgieZRqgk Content-Type: application/pgp-signature; name="signature.asc" Content-Description: Digital signature -----BEGIN PGP SIGNATURE----- iQIzBAEBCAAdFiEEd80NauSabkiESfLYbAtpk944dnoFAlrRQrEACgkQbAtpk944 dnqY4RAAq6jl/vHVaZ0FYWlFRCUfB4mtkGvuABwRvP7PdI8FSX2k1vkjqyNoump0 xisJa/BloRCYaPmOxzLEwdMjdvTq7fFatAp0gk+8RZy1TuniDUsqdZUFx3CyMsdr h9AJ7mqQ/T0owWkmq2QFXiXTa4BcCua72E/coQwkcabJw7+YlI820lbacrWW+j3Z 1hYFNjmq6Wtb0UgA/rUB8T0D95WHNT7B89flPYQkORJBtPzrMSPTebbpmrfw5hOj d7bp/6HlP+AFz+Y+zRwXBe30j23Zrlh7UU11bmAyZK8yf9M2zR02mUz02Rn4wOhK OBHpAahyfVqFiwFe2c0bRt9/SKg/CGV4jOa9xHRbxeGiVXQk6B0t7j2lcbUfrSHH 1qOYtkaFF/S0l4YmlLlfyWqA8HV2JdAxZf2awfE9HYrjFwx2TdCrRJrGyKTq4ksI VsvPjUZat7Zm9ugki48XawxdRJ3gyR7PmaL0BASd8B+C50jcD6nlDoZpFvP+s6lu oHRA/1bPxPD7V67RSqUEyBTLyFqJy5f1aD+TZKmlmCPzH41sbSYDKO68LmHwxTX0 bVAXIaHemuVGQzsQ+H/1wasAvOQ6G7mcy6tXUi1lwHQIVmy02Lq7wb6FnfbmMFUa aFsgsF2VGy824J2PFuWSq/32H61Z5j22XeHRLJ3yikQybh4xBvQ= =Ic/U -----END PGP SIGNATURE----- --UugvWAfsgieZRqgk--