From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-5.6 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, SPF_PASS,UNPARSEABLE_RELAY autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 69D55C43387 for ; Sat, 12 Jan 2019 03:31:33 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 31FCF206B6 for ; Sat, 12 Jan 2019 03:31:33 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=oracle.com header.i=@oracle.com header.b="Czrpytcn" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726476AbfALDbc (ORCPT ); Fri, 11 Jan 2019 22:31:32 -0500 Received: from userp2120.oracle.com ([156.151.31.85]:40320 "EHLO userp2120.oracle.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726135AbfALDbb (ORCPT ); Fri, 11 Jan 2019 22:31:31 -0500 Received: from pps.filterd (userp2120.oracle.com [127.0.0.1]) by userp2120.oracle.com (8.16.0.22/8.16.0.22) with SMTP id x0C3VOVC132706; Sat, 12 Jan 2019 03:31:24 GMT DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=oracle.com; h=to : cc : subject : from : references : date : in-reply-to : message-id : mime-version : content-type; s=corp-2018-07-02; bh=+T080z3P/U57k3O0/JUqmqme88A4nMOkWJCMqQgeOaQ=; b=CzrpytcndA31DTAemGUFGi4i/gf2jI+h8QR8aJ02kIoqX6RQ6oBdMW2zsTn/7gX1W6Nx rz+YTbPGRBBNbn6GU0s72iyYurcPCIchzJazKBbDiNgpNLe5DDUldrowfSU4ClpjTkp+ aywKHJ7+/Atksg9UuwNZTh5kotAzc7KbGADnZd+5IuOH/oGgCOXeH8SX2x5y1cb99pD+ 8gz7kAZY+8TChxaqlHvs2aT+w9d5Ht7j23BM8J/yLJ4lz4tW1/41bZATmQI9aRtlMXwa YKyJz3mJiFqJ6JEvOKYkXjwiPtPM/UrmYC4WEZA7LqKH6m218e1TC2Z96ugrnJEvgldC 8Q== Received: from userv0022.oracle.com (userv0022.oracle.com [156.151.31.74]) by userp2120.oracle.com with ESMTP id 2ptn7rfn4u-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Sat, 12 Jan 2019 03:31:23 +0000 Received: from userv0122.oracle.com (userv0122.oracle.com [156.151.31.75]) by userv0022.oracle.com (8.14.4/8.14.4) with ESMTP id x0C3VNar003663 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Sat, 12 Jan 2019 03:31:23 GMT Received: from abhmp0019.oracle.com (abhmp0019.oracle.com [141.146.116.25]) by userv0122.oracle.com (8.14.4/8.14.4) with ESMTP id x0C3VMph023851; Sat, 12 Jan 2019 03:31:23 GMT Received: from ca-mkp.ca.oracle.com (/10.159.214.123) by default (Oracle Beehive Gateway v4.0) with ESMTP ; Fri, 11 Jan 2019 19:31:22 -0800 To: Thomas Bogendoerfer Cc: Michael Reed , "James E.J. Bottomley" , "Martin K. Petersen" , linux-scsi@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH] scsi: qla1280: set 64bit coherent mask From: "Martin K. Petersen" Organization: Oracle Corporation References: <20190109140902.21638-1-tbogendoerfer@suse.de> Date: Fri, 11 Jan 2019 22:31:18 -0500 In-Reply-To: <20190109140902.21638-1-tbogendoerfer@suse.de> (Thomas Bogendoerfer's message of "Wed, 9 Jan 2019 15:09:02 +0100") Message-ID: User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/26.1 (gnu/linux) MIME-Version: 1.0 Content-Type: text/plain X-Proofpoint-Virus-Version: vendor=nai engine=5900 definitions=9133 signatures=668680 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 suspectscore=0 malwarescore=0 phishscore=0 bulkscore=0 spamscore=0 mlxscore=0 mlxlogscore=787 adultscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.0.1-1810050000 definitions=main-1901120027 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Thomas, > Reason is that SGI IP27 always generates 64bit DMA addresses and has > no fallback mode for 32bit DMA addresses implemented. QLA1280 > supports 64bit addressing for all DMA accesses so setting coherent mask > to 64bit fixes the issue. Applied to 5.0/scsi-fixes, thanks! -- Martin K. Petersen Oracle Linux Engineering