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=-3.9 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,UNPARSEABLE_RELAY autolearn=no 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 2224CC388F7 for ; Thu, 5 Nov 2020 02:57:20 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id AF64C2074B for ; Thu, 5 Nov 2020 02:57:19 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=oracle.com header.i=@oracle.com header.b="k+EbW4DV" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2388483AbgKEC5S (ORCPT ); Wed, 4 Nov 2020 21:57:18 -0500 Received: from aserp2130.oracle.com ([141.146.126.79]:45904 "EHLO aserp2130.oracle.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2388455AbgKEC5S (ORCPT ); Wed, 4 Nov 2020 21:57:18 -0500 Received: from pps.filterd (aserp2130.oracle.com [127.0.0.1]) by aserp2130.oracle.com (8.16.0.42/8.16.0.42) with SMTP id 0A52s0q6168760; Thu, 5 Nov 2020 02:57:05 GMT DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=oracle.com; h=to : cc : subject : from : message-id : references : date : in-reply-to : mime-version : content-type; s=corp-2020-01-29; bh=tOzNk2EK2R/Deek0VqQRL7Ul3752LAL3voCK6gisD8Q=; b=k+EbW4DVPyB/DTh58mnGnpmRPBu5l4iNOcv6pQroSaSZnSrkZnDHdm5wHA5Z9ZA0udG4 B9GHdXh/WIazgWtYqdbk2ASMBcrUPj/dTE3qqcue9nNXEcBjU2mDRdn/fS5gsYUIBlEx SKuVczClo+0PpqcePGOCaNOnkPMYsWuUqiU8t5dgHX/sojpP0YEG0yNeT3eH4L4XbQIq jv4mos10EN2nQ/wvmF8EmvAumQQbQKZMOrbjx3iQ2POtg5AZkBIgMgfj3aTVVNQmzzFf tBtxCzWGQOpW9y7TVKgSv7uw16A0xQCkgkX9kghOYzd92RoVABYobyeNRY6zSqKcujkd xg== Received: from userp3030.oracle.com (userp3030.oracle.com [156.151.31.80]) by aserp2130.oracle.com with ESMTP id 34hhb29tb4-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=FAIL); Thu, 05 Nov 2020 02:57:05 +0000 Received: from pps.filterd (userp3030.oracle.com [127.0.0.1]) by userp3030.oracle.com (8.16.0.42/8.16.0.42) with SMTP id 0A52tnZd002815; Thu, 5 Nov 2020 02:57:04 GMT Received: from aserv0121.oracle.com (aserv0121.oracle.com [141.146.126.235]) by userp3030.oracle.com with ESMTP id 34hvrytjcu-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Thu, 05 Nov 2020 02:57:04 +0000 Received: from abhmp0010.oracle.com (abhmp0010.oracle.com [141.146.116.16]) by aserv0121.oracle.com (8.14.4/8.13.8) with ESMTP id 0A52usfM028062; Thu, 5 Nov 2020 02:56:54 GMT Received: from ca-mkp.ca.oracle.com (/10.159.214.123) by default (Oracle Beehive Gateway v4.0) with ESMTP ; Wed, 04 Nov 2020 18:56:53 -0800 To: Arnd Bergmann Cc: Adaptec OEM Raid Solutions , "James E.J. Bottomley" , "Martin K. Petersen" , Arnd Bergmann , Christoph Hellwig , Hannes Reinecke , linux-scsi@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH v3 1/3] scsi: aacraid: improve compat_ioctl handlers From: "Martin K. Petersen" Organization: Oracle Corporation Message-ID: References: <20201030164450.1253641-1-arnd@kernel.org> Date: Wed, 04 Nov 2020 21:56:51 -0500 In-Reply-To: <20201030164450.1253641-1-arnd@kernel.org> (Arnd Bergmann's message of "Fri, 30 Oct 2020 17:44:19 +0100") MIME-Version: 1.0 Content-Type: text/plain X-Proofpoint-Virus-Version: vendor=nai engine=6000 definitions=9795 signatures=668682 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 bulkscore=0 adultscore=0 mlxscore=0 malwarescore=0 mlxlogscore=713 suspectscore=1 spamscore=0 phishscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2009150000 definitions=main-2011050022 X-Proofpoint-Virus-Version: vendor=nai engine=6000 definitions=9795 signatures=668682 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 bulkscore=0 phishscore=0 suspectscore=1 clxscore=1015 mlxlogscore=740 impostorscore=0 malwarescore=0 lowpriorityscore=0 adultscore=0 spamscore=0 priorityscore=1501 mlxscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2009150000 definitions=main-2011050022 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Arnd, > The use of compat_alloc_user_space() can be easily replaced by > handling compat arguments in the regular handler, and this will make > it work for big-endian kernels as well, which at the moment get an > invalid indirect pointer argument. Applied to 5.11/scsi-staging, thanks! -- Martin K. Petersen Oracle Linux Engineering