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=DKIM_SIGNED,DKIM_VALID, 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 A74B2C432C1 for ; Tue, 24 Sep 2019 11:51:03 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 74DEE21783 for ; Tue, 24 Sep 2019 11:51:03 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=shutemov-name.20150623.gappssmtp.com header.i=@shutemov-name.20150623.gappssmtp.com header.b="ga2DmRzW" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2440862AbfIXLvC (ORCPT ); Tue, 24 Sep 2019 07:51:02 -0400 Received: from mail-ed1-f66.google.com ([209.85.208.66]:38544 "EHLO mail-ed1-f66.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2440846AbfIXLvC (ORCPT ); Tue, 24 Sep 2019 07:51:02 -0400 Received: by mail-ed1-f66.google.com with SMTP id l21so1549307edr.5 for ; Tue, 24 Sep 2019 04:51:01 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=shutemov-name.20150623.gappssmtp.com; s=20150623; h=date:from:to:cc:subject:message-id:references:mime-version :content-disposition:in-reply-to:user-agent; bh=/6kM5ATWnIRmId0RwOcRfnLcpIWKP734aWDaVWhsGUo=; b=ga2DmRzWY94J19ywTXc7aJlINJ/KRYQ8PGtndpIW2otrRhhwz0vdOk+0aZyvFf12zM XpRveudYGeGkFKJSHG8HcySuK12YIGpCUEC2wkOTV45q1k8LT1ifI5j18tohQF7m/PA+ 6K8RlpcUkVPR9/+LLhQ4mzvuJBoUuyuUhlcKKiXhgp+n7PTRkv6s71hrNtmrwMJbpl7m e1KH2/aooSfrmq/GY1oql/dqAZBTTajifnl7uEJSb86NOqby7WFhLm7p3odLbtelzM4m ZVwvJJ/+RmqA5b79C+mbE04M3aieJOA2xjgY+3pjxmiSzVw2GC4lYm0cvsm1rZytvgPU ruog== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:date:from:to:cc:subject:message-id:references :mime-version:content-disposition:in-reply-to:user-agent; bh=/6kM5ATWnIRmId0RwOcRfnLcpIWKP734aWDaVWhsGUo=; b=XYz6IoTB9zJEhXOtrzlWFB981fd8gNt42Yh/QahARccuPzxTXIhm1wDhTgJC31VtaA DCt3dNaCghAp+/DrTJwYkZ8YOyrr8ujjeafA3QokyXEzxOctumyLybFTaB8y79jwLkGY YJ8wdiOVFjF8EAkc0n8+q5uatLAx+1epDZM814Jsoo96JoVmf9a2mI3VPvsBULfzrqlT 74q9RiEQja3FeytvGmm5HZ+jBpKBLXdEAiI2jjgvM91I/KrF0V/7QKPsi6Hc6tN4Jf9p SMI1x0PScz57PdOqmfqOuhbSUqiMszThoBrY1mrCMnbWJzMLNR85be7y8mR3SRuYi4/r 1BtA== X-Gm-Message-State: APjAAAVGGo9T+96UTuOh8z+36YUURYd0azIpBfKQETfAtEU9OcDoWjbN JzVFXCGslox89/ePDsA78J1+qw== X-Google-Smtp-Source: APXvYqxJMR8XXzMM+ktrv2ws01Rr8qKWI/iP6Q9Wd6fsMeCMuUxQBVCNuUcjqBIbwcds2k2WtfZxLA== X-Received: by 2002:a50:9fe5:: with SMTP id c92mr2202655edf.280.1569325860692; Tue, 24 Sep 2019 04:51:00 -0700 (PDT) Received: from box.localdomain ([86.57.175.117]) by smtp.gmail.com with ESMTPSA id r18sm319556edx.94.2019.09.24.04.50.59 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Tue, 24 Sep 2019 04:51:00 -0700 (PDT) Received: by box.localdomain (Postfix, from userid 1000) id 60C621022A6; Tue, 24 Sep 2019 14:51:01 +0300 (+03) Date: Tue, 24 Sep 2019 14:51:01 +0300 From: "Kirill A. Shutemov" To: Anshuman Khandual Cc: linux-mm@kvack.org, 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 , Gerald Schaefer , Christophe Leroy , Mike Kravetz , 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 Subject: Re: [PATCH V3 0/2] mm/debug: Add tests for architecture exported page table helpers Message-ID: <20190924115101.p6y7vpbtgmj5qjku@box> References: <1568961203-18660-1-git-send-email-anshuman.khandual@arm.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1568961203-18660-1-git-send-email-anshuman.khandual@arm.com> User-Agent: NeoMutt/20180716 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Fri, Sep 20, 2019 at 12:03:21PM +0530, Anshuman Khandual wrote: > This series adds a test validation for architecture exported page table > helpers. Patch in the series adds basic transformation tests at various > levels of the page table. Before that it exports gigantic page allocation > function from HugeTLB. > > This test was originally suggested by Catalin during arm64 THP migration > RFC discussion earlier. Going forward it can include more specific tests > with respect to various generic MM functions like THP, HugeTLB etc and > platform specific tests. > > https://lore.kernel.org/linux-mm/20190628102003.GA56463@arrakis.emea.arm.com/ > > Testing: > > Successfully build and boot tested on both arm64 and x86 platforms without > any test failing. Only build tested on some other platforms. Build failed > on some platforms (known) in pud_clear_tests() as there were no available > __pgd() definitions. > > - ARM32 > - IA64 Hm. Grep shows __pgd() definitions for both of them. Is it for specific config? -- Kirill A. Shutemov