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=-2.5 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 5FF2BC433DF for ; Wed, 24 Jun 2020 14:40:54 +0000 (UTC) Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by mail.kernel.org (Postfix) with ESMTP id 2F95020823 for ; Wed, 24 Jun 2020 14:40:54 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 2F95020823 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=linux.ibm.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=owner-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix) id BFA136B0006; Wed, 24 Jun 2020 10:40:53 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id B82BE6B0007; Wed, 24 Jun 2020 10:40:53 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id A228F6B0008; Wed, 24 Jun 2020 10:40:53 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from forelay.hostedemail.com (smtprelay0055.hostedemail.com [216.40.44.55]) by kanga.kvack.org (Postfix) with ESMTP id 878596B0006 for ; Wed, 24 Jun 2020 10:40:53 -0400 (EDT) Received: from smtpin02.hostedemail.com (10.5.19.251.rfc1918.com [10.5.19.251]) by forelay03.hostedemail.com (Postfix) with ESMTP id 23F2A824556B for ; Wed, 24 Jun 2020 14:40:53 +0000 (UTC) X-FDA: 76964367186.02.scale92_120a91d26e44 Received: from filter.hostedemail.com (10.5.16.251.rfc1918.com [10.5.16.251]) by smtpin02.hostedemail.com (Postfix) with ESMTP id 987462000214153C for ; Wed, 24 Jun 2020 14:40:52 +0000 (UTC) X-HE-Tag: scale92_120a91d26e44 X-Filterd-Recvd-Size: 5931 Received: from mx0a-001b2d01.pphosted.com (mx0a-001b2d01.pphosted.com [148.163.156.1]) by imf19.hostedemail.com (Postfix) with ESMTP for ; Wed, 24 Jun 2020 14:40:51 +0000 (UTC) Received: from pps.filterd (m0098393.ppops.net [127.0.0.1]) by mx0a-001b2d01.pphosted.com (8.16.0.42/8.16.0.42) with SMTP id 05OEXFqX135508; Wed, 24 Jun 2020 10:40:26 -0400 Received: from pps.reinject (localhost [127.0.0.1]) by mx0a-001b2d01.pphosted.com with ESMTP id 31uwyym7wv-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Wed, 24 Jun 2020 10:40:26 -0400 Received: from m0098393.ppops.net (m0098393.ppops.net [127.0.0.1]) by pps.reinject (8.16.0.36/8.16.0.36) with SMTP id 05OEXTZ2137306; Wed, 24 Jun 2020 10:40:26 -0400 Received: from ppma06ams.nl.ibm.com (66.31.33a9.ip4.static.sl-reverse.com [169.51.49.102]) by mx0a-001b2d01.pphosted.com with ESMTP id 31uwyym7ut-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Wed, 24 Jun 2020 10:40:25 -0400 Received: from pps.filterd (ppma06ams.nl.ibm.com [127.0.0.1]) by ppma06ams.nl.ibm.com (8.16.0.42/8.16.0.42) with SMTP id 05OEbebC005715; Wed, 24 Jun 2020 14:40:22 GMT Received: from b06cxnps3075.portsmouth.uk.ibm.com (d06relay10.portsmouth.uk.ibm.com [9.149.109.195]) by ppma06ams.nl.ibm.com with ESMTP id 31uusjgqb6-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Wed, 24 Jun 2020 14:40:22 +0000 Received: from d06av21.portsmouth.uk.ibm.com (d06av21.portsmouth.uk.ibm.com [9.149.105.232]) by b06cxnps3075.portsmouth.uk.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id 05OEeJGu19136648 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Wed, 24 Jun 2020 14:40:20 GMT Received: from d06av21.portsmouth.uk.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id C6EA85205A; Wed, 24 Jun 2020 14:40:19 +0000 (GMT) Received: from oc3871087118.ibm.com (unknown [9.145.59.63]) by d06av21.portsmouth.uk.ibm.com (Postfix) with ESMTPS id 16FBF52051; Wed, 24 Jun 2020 14:40:18 +0000 (GMT) Date: Wed, 24 Jun 2020 16:40:16 +0200 From: Alexander Gordeev To: Gerald Schaefer Cc: Anshuman Khandual , linux-mm@kvack.org, christophe.leroy@c-s.fr, ziy@nvidia.com, Jonathan Corbet , Andrew Morton , Mike Rapoport , Vineet Gupta , Catalin Marinas , Will Deacon , Benjamin Herrenschmidt , Paul Mackerras , Michael Ellerman , Heiko Carstens , Vasily Gorbik , Christian Borntraeger , Thomas Gleixner , Ingo Molnar , Borislav Petkov , "H. Peter Anvin" , "Kirill A . Shutemov" , Paul Walmsley , Palmer Dabbelt , linux-snps-arc@lists.infradead.org, linux-arm-kernel@lists.infradead.org, linuxppc-dev@lists.ozlabs.org, linux-s390@vger.kernel.org, linux-riscv@lists.infradead.org, x86@kernel.org, linux-doc@vger.kernel.org, linux-arch@vger.kernel.org, linux-kernel@vger.kernel.org, Christophe Leroy Subject: Re: [PATCH V3 0/4] mm/debug_vm_pgtable: Add some more tests Message-ID: <20200624144015.GD24934@oc3871087118.ibm.com> References: <1592192277-8421-1-git-send-email-anshuman.khandual@arm.com> <70ddc7dd-b688-b73e-642a-6363178c8cdd@arm.com> <20200624110539.GC24934@oc3871087118.ibm.com> <20200624134808.0c460862@thinkpad> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20200624134808.0c460862@thinkpad> User-Agent: Mutt/1.5.21 (2010-09-15) X-TM-AS-GCONF: 00 X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:6.0.216,18.0.687 definitions=2020-06-24_08:2020-06-24,2020-06-24 signatures=0 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 impostorscore=0 spamscore=0 clxscore=1015 bulkscore=0 priorityscore=1501 cotscore=-2147483648 mlxscore=0 lowpriorityscore=0 suspectscore=0 adultscore=0 mlxlogscore=870 phishscore=0 malwarescore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2004280000 definitions=main-2006240106 X-Rspamd-Queue-Id: 987462000214153C X-Spamd-Result: default: False [0.00 / 100.00] X-Rspamd-Server: rspam03 X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: On Wed, Jun 24, 2020 at 01:48:08PM +0200, Gerald Schaefer wrote: > On Wed, 24 Jun 2020 13:05:39 +0200 > Alexander Gordeev wrote: > > > On Wed, Jun 24, 2020 at 08:43:10AM +0530, Anshuman Khandual wrote: > > > > [...] > > > > > Hello Gerald/Christophe/Vineet, > > > > > > It would be really great if you could give this series a quick test > > > on s390/ppc/arc platforms respectively. Thank you. > > > > That worked for me with the default and debug s390 configurations. > > Would you like to try with some particular options or combinations > > of the options? > > It will be enabled automatically on all archs that set > ARCH_HAS_DEBUG_VM_PGTABLE, which we do for s390 unconditionally. > Also, DEBUG_VM has to be set, which we have only in the debug config. > So only the s390 debug config will have it enabled, you can check > dmesg for "debug_vm_pgtable" to see when / where it was run, and if it > triggered any warnings. Yes, that is what I did ;) I should have been more clear. I wonder whether Anshuman has in mind other options which possibly makes sense to set or unset and check how it goes with non-standard configurations. > I also checked with the v3 series, and it works fine for s390.