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=-11.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=unavailable 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 77A88C4338F for ; Wed, 28 Jul 2021 19:03:09 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 5D55A60EFD for ; Wed, 28 Jul 2021 19:03:09 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231583AbhG1TDJ (ORCPT ); Wed, 28 Jul 2021 15:03:09 -0400 Received: from mx0a-001b2d01.pphosted.com ([148.163.156.1]:59202 "EHLO mx0a-001b2d01.pphosted.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231154AbhG1TDG (ORCPT ); Wed, 28 Jul 2021 15:03:06 -0400 Received: from pps.filterd (m0098394.ppops.net [127.0.0.1]) by mx0a-001b2d01.pphosted.com (8.16.0.43/8.16.0.43) with SMTP id 16SIf0EY028915; Wed, 28 Jul 2021 15:03:02 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ibm.com; h=from : to : cc : subject : date : message-id : content-transfer-encoding : mime-version; s=pp1; bh=8IQoq9d9JRaCzftcndSZz9ID4zL4uP+cWMNHvn6nuv0=; b=e572/hQBhnKICMvWf+xzr4nqFQNoFyKPa+92ne7e7Yq2wQVYA2pPDFRcErgxYdrUHA+6 De+WL+pcq4wrJk3t06QO+IFbA7Dy41TgQxpd+Mh5G6FrKvJsIcKJ2Mua2HbSKuDAEbl/ nBsc8leG6ioX3mKKz/ZLT6gslQ1jbqCIWBc7oK4SSQadjW7YE23lqXGzsfwnp1i550eG jCMSnqHrY6WxaqQRDKhFfq+QAGp/Xrg9ctj1qyj+IHH2B0iqGK8YLKl0S/nAC0IqG5m0 k8PO7Y0uot5SNVE0OIS/V6Ond7QkjpjWBPkBR2vKDb5H6q1L9KtWpFwKwsZKan+e4LpF XA== Received: from pps.reinject (localhost [127.0.0.1]) by mx0a-001b2d01.pphosted.com with ESMTP id 3a3bwm1gq4-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Wed, 28 Jul 2021 15:03:02 -0400 Received: from m0098394.ppops.net (m0098394.ppops.net [127.0.0.1]) by pps.reinject (8.16.0.43/8.16.0.43) with SMTP id 16SIqIoi106631; Wed, 28 Jul 2021 15:03:01 -0400 Received: from ppma06fra.de.ibm.com (48.49.7a9f.ip4.static.sl-reverse.com [159.122.73.72]) by mx0a-001b2d01.pphosted.com with ESMTP id 3a3bwm1gp9-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Wed, 28 Jul 2021 15:03:01 -0400 Received: from pps.filterd (ppma06fra.de.ibm.com [127.0.0.1]) by ppma06fra.de.ibm.com (8.16.1.2/8.16.1.2) with SMTP id 16SJ2j49014691; Wed, 28 Jul 2021 19:02:59 GMT Received: from b06cxnps4076.portsmouth.uk.ibm.com (d06relay13.portsmouth.uk.ibm.com [9.149.109.198]) by ppma06fra.de.ibm.com with ESMTP id 3a235kgtuw-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Wed, 28 Jul 2021 19:02:59 +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 16SJ2tl230736734 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Wed, 28 Jul 2021 19:02:55 GMT Received: from d06av26.portsmouth.uk.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 86E96AE04D; Wed, 28 Jul 2021 19:02:55 +0000 (GMT) Received: from d06av26.portsmouth.uk.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 1B0C4AE045; Wed, 28 Jul 2021 19:02:55 +0000 (GMT) Received: from tuxmaker.boeblingen.de.ibm.com (unknown [9.152.85.9]) by d06av26.portsmouth.uk.ibm.com (Postfix) with ESMTP; Wed, 28 Jul 2021 19:02:55 +0000 (GMT) From: Heiko Carstens To: Marco Elver , Alexander Potapenko Cc: Sven Schnelle , Vasily Gorbik , Christian Borntraeger , kasan-dev@googlegroups.com, linux-mm@kvack.org, linux-kernel@vger.kernel.org, linux-s390@vger.kernel.org Subject: [PATCH 0/4] s390: add kfence support Date: Wed, 28 Jul 2021 21:02:50 +0200 Message-Id: <20210728190254.3921642-1-hca@linux.ibm.com> X-Mailer: git-send-email 2.25.1 X-TM-AS-GCONF: 00 X-Proofpoint-GUID: j97TaW2Of8FDCrA7PepNrglp6nV4Z9Jg X-Proofpoint-ORIG-GUID: borSlyoue7H9mxxHLLVA9li_lNMCF4-y Content-Transfer-Encoding: 8bit X-Proofpoint-UnRewURL: 0 URL was un-rewritten MIME-Version: 1.0 X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:6.0.391,18.0.790 definitions=2021-07-28_09:2021-07-27,2021-07-28 signatures=0 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 clxscore=1011 lowpriorityscore=0 suspectscore=0 mlxscore=0 phishscore=0 impostorscore=0 mlxlogscore=999 malwarescore=0 bulkscore=0 priorityscore=1501 spamscore=0 adultscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2107140000 definitions=main-2107280106 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hello, this patch series adds kfence support for s390, and was mainly developed by Sven Schnelle. Given that he is currently busy I send this out for him, since I'd like to get an ACK for the second patch, which touches kfence common code. This was already discussed here: https://lore.kernel.org/lkml/CANpmjNPAS5kDsADb-DwvdFR9nRnX47-mFuEG2vmMPn5U3i3sGQ@mail.gmail.com/ With that ACK I'd like to carry the series via the s390 tree, so it gets upstream during the next merge window. Hopefully that's ok. Thanks, Heiko Heiko Carstens (1): s390/mm: implement set_memory_4k() Sven Schnelle (3): kfence: add function to mask address bits s390: add support for KFENCE s390: add kfence region to pagetable dumper arch/s390/Kconfig | 1 + arch/s390/include/asm/kfence.h | 42 ++++++++++++++++++++++++++++++ arch/s390/include/asm/set_memory.h | 6 +++++ arch/s390/mm/dump_pagetables.c | 14 ++++++++++ arch/s390/mm/fault.c | 9 +++++-- arch/s390/mm/init.c | 3 ++- arch/s390/mm/pageattr.c | 15 ++++++++--- mm/kfence/kfence_test.c | 13 ++++++++- 8 files changed, 96 insertions(+), 7 deletions(-) create mode 100644 arch/s390/include/asm/kfence.h -- 2.25.1