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=-2.2 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 1597CC33CB3 for ; Tue, 28 Jan 2020 07:04:02 +0000 (UTC) Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by mail.kernel.org (Postfix) with ESMTP id B9E5F2467B for ; Tue, 28 Jan 2020 07:04:01 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org B9E5F2467B Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=arm.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=owner-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix) id 08BB66B0006; Tue, 28 Jan 2020 02:04:01 -0500 (EST) Received: by kanga.kvack.org (Postfix, from userid 40) id 03E6C6B0008; Tue, 28 Jan 2020 02:04:01 -0500 (EST) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id E95016B000A; Tue, 28 Jan 2020 02:04:00 -0500 (EST) X-Delivered-To: linux-mm@kvack.org Received: from forelay.hostedemail.com (smtprelay0129.hostedemail.com [216.40.44.129]) by kanga.kvack.org (Postfix) with ESMTP id D34016B0006 for ; Tue, 28 Jan 2020 02:04:00 -0500 (EST) Received: from smtpin09.hostedemail.com (10.5.19.251.rfc1918.com [10.5.19.251]) by forelay04.hostedemail.com (Postfix) with SMTP id 891B11867 for ; Tue, 28 Jan 2020 07:04:00 +0000 (UTC) X-FDA: 76426153440.09.shoes13_5d09c9376036 X-HE-Tag: shoes13_5d09c9376036 X-Filterd-Recvd-Size: 3466 Received: from foss.arm.com (foss.arm.com [217.140.110.172]) by imf48.hostedemail.com (Postfix) with ESMTP for ; Tue, 28 Jan 2020 07:03:59 +0000 (UTC) Received: from usa-sjc-imap-foss1.foss.arm.com (unknown [10.121.207.14]) by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id A2F6331B; Mon, 27 Jan 2020 23:03:58 -0800 (PST) Received: from [10.163.1.151] (unknown [10.163.1.151]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPSA id 9A5A43F67D; Mon, 27 Jan 2020 23:07:21 -0800 (PST) Subject: Re: [PATCH V12] mm/debug: Add tests validating architecture page table helpers To: Qian Cai , Christophe Leroy Cc: Linux-MM , Andrew Morton , Vlastimil Babka , Greg Kroah-Hartman , Thomas Gleixner , Mike Rapoport , Jason Gunthorpe , Dan Williams , Peter Zijlstra , Michal Hocko , Mark Rutland , Mark Brown , Steven Price , Ard Biesheuvel , Masahiro Yamada , Kees Cook , Tetsuo Handa , Matthew Wilcox , Sri Krishna chowdary , Dave Hansen , Russell King - ARM Linux , Michael Ellerman , Paul Mackerras , Martin Schwidefsky , Heiko Carstens , "David S. Miller" , Vineet Gupta , James Hogan , Paul Burton , Ralf Baechle , "Kirill A . Shutemov" , Gerald Schaefer , Ingo Molnar , linux-snps-arc@lists.infradead.org, linux-mips@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-ia64@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, linux-s390@vger.kernel.org, linux-sh@vger.kernel.org, sparclinux@vger.kernel.org, x86@kernel.org, linux-kernel@vger.kernel.org References: <115c187b-73ce-30b2-0694-999db1f2183b@c-s.fr> From: Anshuman Khandual Message-ID: Date: Tue, 28 Jan 2020 12:33:41 +0530 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:52.0) Gecko/20100101 Thunderbird/52.9.1 MIME-Version: 1.0 In-Reply-To: Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: quoted-printable 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 01/28/2020 12:06 PM, Qian Cai wrote: >=20 >=20 >> On Jan 28, 2020, at 1:17 AM, Christophe Leroy wrote: >> >> It is 'default y' so there is no much risk that it is forgotten, at le= ast all test suites run with 'allyes_defconfig' will trigger the test, so= I think it is really a good feature. >=20 > This thing depends on DEBUG_VM which I don=E2=80=99t see it is selected= by any defconfig. Am I missing anything? >=20 'allyesconfig' makes 'DEBUG_VM =3D y' which in turn will enable 'DEBUG_VM= _PGTABLE =3D y' on platforms that subscribe ARCH_HAS_DEBUG_VM_PGTABLE.