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 86D3BC433FE for ; Mon, 28 Nov 2022 13:23:34 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231686AbiK1NXd (ORCPT ); Mon, 28 Nov 2022 08:23:33 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:51810 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231480AbiK1NXb (ORCPT ); Mon, 28 Nov 2022 08:23:31 -0500 Received: from mx0a-001b2d01.pphosted.com (mx0a-001b2d01.pphosted.com [148.163.156.1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 2AD0964F0 for ; Mon, 28 Nov 2022 05:23:31 -0800 (PST) Received: from pps.filterd (m0098404.ppops.net [127.0.0.1]) by mx0a-001b2d01.pphosted.com (8.17.1.19/8.17.1.19) with ESMTP id 2ASC6D1W010012 for ; Mon, 28 Nov 2022 13:23:31 GMT DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ibm.com; h=from : to : cc : subject : date : message-id : mime-version : content-transfer-encoding; s=pp1; bh=2EKGZME4M6TonorHHKogq0GKniDkIBch3LZcFy58Bag=; b=RWXXHed+9nYPp9ePTBAub+kGZa1PNElM4fix92EgcpVUQbgMzmWCGIHa6qr+AjmvHd8Y biCjy7TJBGshh7pkI/fyrpvVjfiDUIDiEMI/OalZQY+DdvB+x9K4BudiyykHboz6iEcw YSb0/MF/8Xr6UvAiyQxJzsX51YmFhwYbFTZE4AsyFCcqgnMwTELBq43jq4fSLw3C8KD1 Ls3TzXlQHV32cXqA1neZ0re5XkRoIhSh3Wxc7JYKMPmT+4wGmqLq/RX9KEgKC2fNDExE 5cn1nVWFRlkgSXiFyHASGO+xgUnqJcsLVrn/10zbKc27OJ+sHO5g+detGoZA5EgjLXkf tg== Received: from pps.reinject (localhost [127.0.0.1]) by mx0a-001b2d01.pphosted.com (PPS) with ESMTPS id 3m3vpkyea5-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT) for ; Mon, 28 Nov 2022 13:23:30 +0000 Received: from m0098404.ppops.net (m0098404.ppops.net [127.0.0.1]) by pps.reinject (8.17.1.5/8.17.1.5) with ESMTP id 2ASDKZrn029291 for ; Mon, 28 Nov 2022 13:23:30 GMT Received: from ppma01fra.de.ibm.com (46.49.7a9f.ip4.static.sl-reverse.com [159.122.73.70]) by mx0a-001b2d01.pphosted.com (PPS) with ESMTPS id 3m3vpkye9c-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Mon, 28 Nov 2022 13:23:30 +0000 Received: from pps.filterd (ppma01fra.de.ibm.com [127.0.0.1]) by ppma01fra.de.ibm.com (8.16.1.2/8.16.1.2) with SMTP id 2ASDKhgS022074; Mon, 28 Nov 2022 13:23:27 GMT Received: from b06avi18878370.portsmouth.uk.ibm.com (b06avi18878370.portsmouth.uk.ibm.com [9.149.26.194]) by ppma01fra.de.ibm.com with ESMTP id 3m3ae91v0x-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Mon, 28 Nov 2022 13:23:27 +0000 Received: from d06av22.portsmouth.uk.ibm.com (d06av22.portsmouth.uk.ibm.com [9.149.105.58]) by b06avi18878370.portsmouth.uk.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id 2ASDO6ep51118372 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Mon, 28 Nov 2022 13:24:06 GMT Received: from d06av22.portsmouth.uk.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 6D54B4C046; Mon, 28 Nov 2022 13:23:24 +0000 (GMT) Received: from d06av22.portsmouth.uk.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 004A04C044; Mon, 28 Nov 2022 13:23:24 +0000 (GMT) Received: from a46lp57.lnxne.boe (unknown [9.152.108.100]) by d06av22.portsmouth.uk.ibm.com (Postfix) with ESMTP; Mon, 28 Nov 2022 13:23:23 +0000 (GMT) From: Nico Boehr To: kvm@vger.kernel.org Cc: frankja@linux.ibm.com, imbrenda@linux.ibm.com, thuth@redhat.com Subject: [kvm-unit-tests PATCH v3 0/2] s390x: test CMM during migration Date: Mon, 28 Nov 2022 14:23:21 +0100 Message-Id: <20221128132323.1964532-1-nrb@linux.ibm.com> X-Mailer: git-send-email 2.36.1 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-TM-AS-GCONF: 00 X-Proofpoint-ORIG-GUID: VZvwkeOIjDI5Xm4nQSn8f_4ynEis9Csi X-Proofpoint-GUID: Qhp3HLGk3G3RXJ3w3Nozgll0LBtDwubD X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.219,Aquarius:18.0.895,Hydra:6.0.545,FMLib:17.11.122.1 definitions=2022-11-28_09,2022-11-28_02,2022-06-22_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 mlxlogscore=934 impostorscore=0 mlxscore=0 malwarescore=0 adultscore=0 spamscore=0 lowpriorityscore=0 phishscore=0 suspectscore=0 priorityscore=1501 clxscore=1015 bulkscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2210170000 definitions=main-2211280096 Precedence: bulk List-ID: X-Mailing-List: kvm@vger.kernel.org v2->v3: --- * make allowed_essa_state_masks static (thanks Thomas) * change several variables to unsigned (thanks Claudio) * remove unneeded assignment (thanks Claudio) * fix line length (thanks Claudio) * fix some spellings, line wraps (thanks Thomas) * remove unneeded goto (thanks Thomas) * add migrate_once (thanks Claudio) I introduce migrate_once() only in migration-during-cmm.c for now, but I plan to send a future patch to move it to the library. * add missing READ_ONCE (thanks Claudio) v1->v2: --- * cmm lib: return struct instead of passing in a pointer (thanks Claudio) * cmm lib: remove get_page_addr() (thanks Claudio) * cmm lib: print address of mismatch (thanks Claudio) * cmm lib: misc comments reworked, added and variables renamed * make sure page states change on every iteration (thanks Claudio) * add WRITE_ONCE even when not strictly needed (thanks Claudio) Add a test which changes CMM page states while VM is being migrated. Nico Boehr (2): s390x: add a library for CMM-related functions s390x: add CMM test during migration lib/s390x/cmm.c | 92 +++++++++++++++++++++++++ lib/s390x/cmm.h | 31 +++++++++ s390x/Makefile | 2 + s390x/migration-cmm.c | 34 +++------- s390x/migration-during-cmm.c | 127 +++++++++++++++++++++++++++++++++++ s390x/unittests.cfg | 5 ++ 6 files changed, 265 insertions(+), 26 deletions(-) create mode 100644 lib/s390x/cmm.c create mode 100644 lib/s390x/cmm.h create mode 100644 s390x/migration-during-cmm.c -- 2.36.1