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 Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id A4121C433FE for ; Wed, 2 Nov 2022 19:49:14 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229752AbiKBTtN (ORCPT ); Wed, 2 Nov 2022 15:49:13 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:56212 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230017AbiKBTtG (ORCPT ); Wed, 2 Nov 2022 15:49:06 -0400 Received: from mx0b-001b2d01.pphosted.com (mx0b-001b2d01.pphosted.com [148.163.158.5]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id AC0C6D67; Wed, 2 Nov 2022 12:49:04 -0700 (PDT) Received: from pps.filterd (m0098421.ppops.net [127.0.0.1]) by mx0a-001b2d01.pphosted.com (8.17.1.5/8.17.1.5) with ESMTP id 2A2IIWQH010990; Wed, 2 Nov 2022 19:48:51 GMT DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ibm.com; h=date : from : to : cc : subject : message-id : references : content-type : in-reply-to : mime-version; s=pp1; bh=ZpgHRdfL/PCPvt/oLWblbnONuZmPNKwE3Dml7DHi9W4=; b=iwHuU+YmxC9VDgMTRP6RIXPKGhVfhrohDMht5Wuio5Dr+FytgQfmE3LFs3rj58NCgnaq hL4iLPsVhwLc0m0lDJW3itn/OVy7TPyhn9sThVF7yrWQO55IFSQXaRheZ2emjp+spzM0 KO06Kq3GVekHji/9+YfROhLO5VJRj7/mr9C771vQfdfnZVWYCOh9SqzAmL5JNu9I4cOE mmPI2F8XjCKgZ8G9yZi2uZx8Ag7rTeD9xVu4UGOUQZeV5XPEBBiBRULAxOXJbexMLiWe 1DWcOPo1ca3IqNvlVoY4FY6AzJboPuoIMxWxidzpp6rYhArA3PVZxCEl/UyzIFu4jNhz mA== Received: from pps.reinject (localhost [127.0.0.1]) by mx0a-001b2d01.pphosted.com (PPS) with ESMTPS id 3kkvbydavu-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Wed, 02 Nov 2022 19:48:50 +0000 Received: from m0098421.ppops.net (m0098421.ppops.net [127.0.0.1]) by pps.reinject (8.17.1.5/8.17.1.5) with ESMTP id 2A2J7Qgl012433; Wed, 2 Nov 2022 19:48:50 GMT Received: from ppma02fra.de.ibm.com (47.49.7a9f.ip4.static.sl-reverse.com [159.122.73.71]) by mx0a-001b2d01.pphosted.com (PPS) with ESMTPS id 3kkvbydav2-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Wed, 02 Nov 2022 19:48:50 +0000 Received: from pps.filterd (ppma02fra.de.ibm.com [127.0.0.1]) by ppma02fra.de.ibm.com (8.16.1.2/8.16.1.2) with SMTP id 2A2Jb903026962; Wed, 2 Nov 2022 19:48:48 GMT Received: from b06cxnps4076.portsmouth.uk.ibm.com (d06relay13.portsmouth.uk.ibm.com [9.149.109.198]) by ppma02fra.de.ibm.com with ESMTP id 3kgut9djuu-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Wed, 02 Nov 2022 19:48:48 +0000 Received: from d06av26.portsmouth.uk.ibm.com (d06av26.portsmouth.uk.ibm.com [9.149.105.62]) by b06cxnps4076.portsmouth.uk.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id 2A2Jmi17131832 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Wed, 2 Nov 2022 19:48:44 GMT Received: from d06av26.portsmouth.uk.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id A7EC2AE045; Wed, 2 Nov 2022 19:48:44 +0000 (GMT) Received: from d06av26.portsmouth.uk.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 10496AE04D; Wed, 2 Nov 2022 19:48:44 +0000 (GMT) Received: from osiris (unknown [9.145.72.45]) by d06av26.portsmouth.uk.ibm.com (Postfix) with ESMTPS; Wed, 2 Nov 2022 19:48:43 +0000 (GMT) Date: Wed, 2 Nov 2022 20:48:42 +0100 From: Heiko Carstens To: Nathan Chancellor Cc: Alexandra Winter , Wenjia Zhang , Vasily Gorbik , Alexander Gordeev , Christian Borntraeger , Sven Schnelle , linux-s390@vger.kernel.org, netdev@vger.kernel.org, Nick Desaulniers , Tom Rix , Kees Cook , Sami Tolvanen , llvm@lists.linux.dev, linux-kernel@vger.kernel.org, patches@lists.linux.dev Subject: Re: [PATCH 1/3] s390/ctcm: Fix return type of ctc{mp,}m_tx() Message-ID: References: <20221102163252.49175-1-nathan@kernel.org> Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20221102163252.49175-1-nathan@kernel.org> X-TM-AS-GCONF: 00 X-Proofpoint-GUID: DuVgliAug7XDRy9FdO2XYNOCFotwB4f6 X-Proofpoint-ORIG-GUID: j9ddi9CrRnHLmls-L0esyfSCrumPwTUN X-Proofpoint-UnRewURL: 0 URL was un-rewritten MIME-Version: 1.0 X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.205,Aquarius:18.0.895,Hydra:6.0.545,FMLib:17.11.122.1 definitions=2022-11-02_14,2022-11-02_01,2022-06-22_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 phishscore=0 mlxlogscore=671 priorityscore=1501 spamscore=0 malwarescore=0 adultscore=0 lowpriorityscore=0 suspectscore=0 clxscore=1011 mlxscore=0 impostorscore=0 bulkscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2210170000 definitions=main-2211020128 Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org Hi Nathan, On Wed, Nov 02, 2022 at 09:32:50AM -0700, Nathan Chancellor wrote: > should s390 select ARCH_SUPPORTS_CFI_CLANG in the future. Yes, s390 should select that :) But, is there any switch or option I need to set when compiling clang, so it knows about the kcfi sanitizer? I get: clang-16: error: unsupported option '-fsanitize=kcfi' for target 's390x-ibm-linux' > clang --version clang version 16.0.0 (https://github.com/llvm/llvm-project.git e02110e2ab4dd71b276e887483f0e6e286d243ed)