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=-2.3 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,USER_AGENT_SANE_1 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 B8CA8C5DF61 for ; Thu, 7 Nov 2019 08:08:01 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 7411C2187F for ; Thu, 7 Nov 2019 08:08:01 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1733080AbfKGIIA (ORCPT ); Thu, 7 Nov 2019 03:08:00 -0500 Received: from mx0b-001b2d01.pphosted.com ([148.163.158.5]:61036 "EHLO mx0b-001b2d01.pphosted.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726800AbfKGIH7 (ORCPT ); Thu, 7 Nov 2019 03:07:59 -0500 Received: from pps.filterd (m0127361.ppops.net [127.0.0.1]) by mx0a-001b2d01.pphosted.com (8.16.0.27/8.16.0.27) with SMTP id xA77rbm6017415 for ; Thu, 7 Nov 2019 03:07:58 -0500 Received: from e06smtp01.uk.ibm.com (e06smtp01.uk.ibm.com [195.75.94.97]) by mx0a-001b2d01.pphosted.com with ESMTP id 2w41w6rfrf-1 (version=TLSv1.2 cipher=AES256-GCM-SHA384 bits=256 verify=NOT) for ; Thu, 07 Nov 2019 03:07:56 -0500 Received: from localhost by e06smtp01.uk.ibm.com with IBM ESMTP SMTP Gateway: Authorized Use Only! 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Violators will be prosecuted; (version=TLSv1/SSLv3 cipher=AES256-GCM-SHA384 bits=256/256) Thu, 7 Nov 2019 08:07:20 -0000 Received: from d06av24.portsmouth.uk.ibm.com (mk.ibm.com [9.149.105.60]) by b06avi18626390.portsmouth.uk.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id xA786h4M22217000 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Thu, 7 Nov 2019 08:06:43 GMT Received: from d06av24.portsmouth.uk.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 9F3B54203F; Thu, 7 Nov 2019 08:07:18 +0000 (GMT) Received: from d06av24.portsmouth.uk.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 55C0C4204C; Thu, 7 Nov 2019 08:07:18 +0000 (GMT) Received: from oc7455500831.ibm.com (unknown [9.152.224.123]) by d06av24.portsmouth.uk.ibm.com (Postfix) with ESMTP; Thu, 7 Nov 2019 08:07:18 +0000 (GMT) Subject: Re: s390/pkey: Use memdup_user() rather than duplicating its implementation To: Dan Carpenter Cc: Markus Elfring , Joe Perches , linux-s390@vger.kernel.org, kernel-janitors@vger.kernel.org, Harald Freudenberger , Heiko Carstens , Ingo Franzki , Vasily Gorbik , LKML References: <08422b7e-2071-ee52-049e-c3ac55bc67a9@web.de> <6137855bb4170c438c7436cbdb7dfd21639a8855.camel@perches.com> <4fa0e106-2565-8610-1356-4adfba08c0a0@web.de> <20191107064854.GM10409@kadam> From: Christian Borntraeger Autocrypt: addr=borntraeger@de.ibm.com; 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Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.2.0 MIME-Version: 1.0 In-Reply-To: <20191107064854.GM10409@kadam> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 8bit X-TM-AS-GCONF: 00 x-cbid: 19110708-4275-0000-0000-0000037B8FDE X-IBM-AV-DETECTION: SAVI=unused REMOTE=unused XFE=unused x-cbparentid: 19110708-4276-0000-0000-0000388EE035 Message-Id: <604a921d-9240-f271-3f92-675df85784e6@de.ibm.com> X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:,, definitions=2019-11-07_01:,, signatures=0 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 priorityscore=1501 malwarescore=0 suspectscore=0 phishscore=0 bulkscore=0 spamscore=0 clxscore=1015 lowpriorityscore=0 mlxscore=0 impostorscore=0 mlxlogscore=495 adultscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.0.1-1910280000 definitions=main-1911070079 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 07.11.19 07:48, Dan Carpenter wrote: > On Wed, Nov 06, 2019 at 07:30:19PM +0100, Christian Borntraeger wrote: >> >> >> On 06.11.19 14:00, Markus Elfring wrote: >>>>> Reuse existing functionality from memdup_user() instead of keeping >>>>> duplicate source code. >>>>> >>>>> Generated by: scripts/coccinelle/api/memdup_user.cocci >>> … >>>>> Fixes: f2bbc96e7cfad3891b7bf9bd3e566b9b7ab4553d ("s390/pkey: add CCA AES cipher key support") >>>> >>>> This doesn't fix anything >>> >>> How would you categorise the proposed source code reduction and software reuse? >> >> Cleanup. >> >> Can you please stop arguing about review feedback that is clearly right? This is not fixing >> anything. The Fixes tag is used to decide if something needs a backport. > > Fixes tags are independent from backports. If you want a backport you > should CC stable. I agree, but a Fixes tag increases the likelyhood of automatic backports anyway. (e.g. some distro kernel maintainers check for this tag).