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=-2.4 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,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 0CB80C4BA3B for ; Thu, 27 Feb 2020 10:42:55 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id D28E1246CA for ; Thu, 27 Feb 2020 10:42:54 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=c-s.fr header.i=@c-s.fr header.b="S2lr/JhY" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728917AbgB0Kmy (ORCPT ); Thu, 27 Feb 2020 05:42:54 -0500 Received: from pegase1.c-s.fr ([93.17.236.30]:49496 "EHLO pegase1.c-s.fr" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728844AbgB0Kmx (ORCPT ); Thu, 27 Feb 2020 05:42:53 -0500 Received: from localhost (mailhub1-int [192.168.12.234]) by localhost (Postfix) with ESMTP id 48Sq4p6C5jz9tyhj; Thu, 27 Feb 2020 11:42:50 +0100 (CET) Authentication-Results: localhost; dkim=pass reason="1024-bit key; insecure key" header.d=c-s.fr header.i=@c-s.fr header.b=S2lr/JhY; dkim-adsp=pass; dkim-atps=neutral X-Virus-Scanned: Debian amavisd-new at c-s.fr Received: from pegase1.c-s.fr ([192.168.12.234]) by localhost (pegase1.c-s.fr [192.168.12.234]) (amavisd-new, port 10024) with ESMTP id RBUcz2GDDss6; Thu, 27 Feb 2020 11:42:50 +0100 (CET) Received: from messagerie.si.c-s.fr (messagerie.si.c-s.fr [192.168.25.192]) by pegase1.c-s.fr (Postfix) with ESMTP id 48Sq4p546Vz9tyhl; Thu, 27 Feb 2020 11:42:50 +0100 (CET) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=c-s.fr; s=mail; t=1582800170; bh=5jVgSlMtkWu6tY2vWvxiJHRV/VXhxhn9Ff1N2fIt2UU=; h=Subject:To:Cc:References:From:Date:In-Reply-To:From; b=S2lr/JhYZ+BGylLoddvoIQ9iQhySwoByCGIjiV2jJ0PeIWGuHFGwJKoDCDBlMX134 i5DDDsfMVW33gpJWXfhaNVZkRAjliFDf2imHM3gIFbd6vhCt20XFgykuEBdbkrcViD lQGvXfjqGVwxK9iazQgdwBp51saPHe4oEmbNBr5A= Received: from localhost (localhost [127.0.0.1]) by messagerie.si.c-s.fr (Postfix) with ESMTP id BCB398B875; Thu, 27 Feb 2020 11:42:51 +0100 (CET) X-Virus-Scanned: amavisd-new at c-s.fr Received: from messagerie.si.c-s.fr ([127.0.0.1]) by localhost (messagerie.si.c-s.fr [127.0.0.1]) (amavisd-new, port 10023) with ESMTP id FEU3XPlFNEyZ; Thu, 27 Feb 2020 11:42:51 +0100 (CET) Received: from [192.168.4.90] (unknown [192.168.4.90]) by messagerie.si.c-s.fr (Postfix) with ESMTP id 20C4A8B879; Thu, 27 Feb 2020 11:42:48 +0100 (CET) Subject: Re: [PATCH] mm/debug: Add tests validating arch page table helpers for core features To: Anshuman Khandual , linux-mm@kvack.org Cc: Heiko Carstens , Paul Mackerras , "H. Peter Anvin" , linux-riscv@lists.infradead.org, Will Deacon , linux-arch@vger.kernel.org, linux-s390@vger.kernel.org, x86@kernel.org, Mike Rapoport , Christian Borntraeger , Ingo Molnar , Catalin Marinas , linux-snps-arc@lists.infradead.org, Vasily Gorbik , Borislav Petkov , Paul Walmsley , "Kirill A . Shutemov" , Thomas Gleixner , linux-arm-kernel@lists.infradead.org, Vineet Gupta , linux-kernel@vger.kernel.org, Palmer Dabbelt , Andrew Morton , linuxppc-dev@lists.ozlabs.org References: <1582799637-11786-1-git-send-email-anshuman.khandual@arm.com> From: Christophe Leroy Message-ID: <51421bb3-9075-d7e9-1750-0553a1ebe64a@c-s.fr> Date: Thu, 27 Feb 2020 11:42:33 +0100 User-Agent: Mozilla/5.0 (Windows NT 6.1; WOW64; rv:68.0) Gecko/20100101 Thunderbird/68.5.0 MIME-Version: 1.0 In-Reply-To: <1582799637-11786-1-git-send-email-anshuman.khandual@arm.com> Content-Type: text/plain; charset=utf-8; format=flowed Content-Language: fr Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Le 27/02/2020 à 11:33, Anshuman Khandual a écrit : > This adds new tests validating arch page table helpers for these following > core memory features. These tests create and test specific mapping types at > various page table levels. > > * SPECIAL mapping > * PROTNONE mapping > * DEVMAP mapping > * SOFTDIRTY mapping > * SWAP mapping > * MIGRATION mapping > * HUGETLB mapping For testing HUGETLB mappings, you also have to include tests of hugepd functions/helpers. Not all archictures have hugepage size which matches with page tables levels (e.g. powerpc). Those architectures use hugepd_t. Christophe From mboxrd@z Thu Jan 1 00:00:00 1970 From: Christophe Leroy Subject: Re: [PATCH] mm/debug: Add tests validating arch page table helpers for core features Date: Thu, 27 Feb 2020 11:42:33 +0100 Message-ID: <51421bb3-9075-d7e9-1750-0553a1ebe64a@c-s.fr> References: <1582799637-11786-1-git-send-email-anshuman.khandual@arm.com> Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8; format=flowed Content-Transfer-Encoding: 8bit Return-path: Received: from pegase1.c-s.fr ([93.17.236.30]:49496 "EHLO pegase1.c-s.fr" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728844AbgB0Kmx (ORCPT ); Thu, 27 Feb 2020 05:42:53 -0500 In-Reply-To: <1582799637-11786-1-git-send-email-anshuman.khandual@arm.com> Content-Language: fr Sender: linux-arch-owner@vger.kernel.org List-ID: To: Anshuman Khandual , linux-mm@kvack.org Cc: Heiko Carstens , Paul Mackerras , "H. Peter Anvin" , linux-riscv@lists.infradead.org, Will Deacon , linux-arch@vger.kernel.org, linux-s390@vger.kernel.org, x86@kernel.org, Mike Rapoport , Christian Borntraeger , Ingo Molnar , Catalin Marinas , linux-snps-arc@lists.infradead.org, Vasily Gorbik , Borislav Petkov , Paul Walmsley , "Kirill A . Shutemov" , Thomas Gleixner , linux-arm-kernel@lists.infradead.org, Vineet Gupta , linux-kernel@vger.kernel.org, Palmer Dabbelt Le 27/02/2020 à 11:33, Anshuman Khandual a écrit : > This adds new tests validating arch page table helpers for these following > core memory features. These tests create and test specific mapping types at > various page table levels. > > * SPECIAL mapping > * PROTNONE mapping > * DEVMAP mapping > * SOFTDIRTY mapping > * SWAP mapping > * MIGRATION mapping > * HUGETLB mapping For testing HUGETLB mappings, you also have to include tests of hugepd functions/helpers. Not all archictures have hugepage size which matches with page tables levels (e.g. powerpc). Those architectures use hugepd_t. Christophe From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Subject: Re: [PATCH] mm/debug: Add tests validating arch page table helpers for core features References: <1582799637-11786-1-git-send-email-anshuman.khandual@arm.com> From: Christophe Leroy Message-ID: <51421bb3-9075-d7e9-1750-0553a1ebe64a@c-s.fr> Date: Thu, 27 Feb 2020 11:42:33 +0100 MIME-Version: 1.0 In-Reply-To: <1582799637-11786-1-git-send-email-anshuman.khandual@arm.com> Content-Type: text/plain; charset=utf-8; format=flowed Content-Language: fr Content-Transfer-Encoding: 8bit List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-riscv" Errors-To: linux-riscv-bounces+rppt=linux.ibm.com@lists.infradead.org To: Anshuman Khandual , linux-mm@kvack.org Cc: Catalin Marinas , Heiko Carstens , Paul Mackerras , "H. Peter Anvin" , linux-riscv@lists.infradead.org, Will Deacon , linux-arch@vger.kernel.org, linux-s390@vger.kernel.org, x86@kernel.org, Mike Rapoport , Christian Borntraeger , Ingo Molnar , linux-snps-arc@lists.infradead.org, Vasily Gorbik , Borislav Petkov , Paul Walmsley , "Kirill A . Shutemov" , Thomas Gleixner , linux-arm-kernel@lists.infradead.org, Vineet Gupta , linux-kernel@vger.kernel.org, Palmer Dabbelt , Andrew Morton , linuxppc-dev@lists.ozlabs.org List-ID: Message-ID: <20200227104233.UcMGM5otktqBD5sBcXEw_oACj8lpMHCx3lVav07F_r8@z> Le 27/02/2020 à 11:33, Anshuman Khandual a écrit : > This adds new tests validating arch page table helpers for these following > core memory features. These tests create and test specific mapping types at > various page table levels. > > * SPECIAL mapping > * PROTNONE mapping > * DEVMAP mapping > * SOFTDIRTY mapping > * SWAP mapping > * MIGRATION mapping > * HUGETLB mapping For testing HUGETLB mappings, you also have to include tests of hugepd functions/helpers. Not all archictures have hugepage size which matches with page tables levels (e.g. powerpc). Those architectures use hugepd_t. Christophe 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=-2.3 required=3.0 tests=DKIMWL_WL_HIGH,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 919AEC4BA24 for ; Thu, 27 Feb 2020 10:43:57 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 64CF024695 for ; Thu, 27 Feb 2020 10:43:57 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="Y0sAVEMk"; dkim=fail reason="signature verification failed" (1024-bit key) header.d=c-s.fr header.i=@c-s.fr header.b="S2lr/JhY" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 64CF024695 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=c-s.fr Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-snps-arc-bounces+linux-snps-arc=archiver.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender:Content-Type: Content-Transfer-Encoding:Cc:List-Subscribe:List-Help:List-Post:List-Archive: List-Unsubscribe:List-Id:In-Reply-To:MIME-Version:Date:Message-ID:From: References:To:Subject:Reply-To:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=9Pyis20nm5i2OFptqZnxFv2CmPKrUZ7nz8z1vfIvN24=; b=Y0sAVEMk4rKmnrjN56Dz4HUOZ 7MWNvRqg+jMptNvQnHmdlgZ/gQYJUhUcEWbRNqNC5doPpY0dD0d5FVJ5ITzy1QDXAMltPtEBgOX6q MNs/Vn88bWbjLJCuKIt2/G9Li+B7exfsTZZkLOJhw0vo3UReBD3b9pOjZ8WRgrgAr+35l1z2c1FyM gu+3rjzztYlVozu6V5kBOt83hgizSUEvAi7a9w6pDLvMnzVUt9Yy8EpksS4xYjF6h3onmkZEiCznj TM2ElVY7Q9rkBy2uKUj9AJiQLRT5IA85F44u9EJyZrk9aaNXleL+wWhfI29PlEOMPZcS4DIw5Ve4S OwIixXL4w==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1j7Ge3-0003AX-SP; Thu, 27 Feb 2020 10:43:55 +0000 Received: from pegase1.c-s.fr ([93.17.236.30]) by bombadil.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1j7GdD-0002Cr-IR; Thu, 27 Feb 2020 10:43:05 +0000 Received: from localhost (mailhub1-int [192.168.12.234]) by localhost (Postfix) with ESMTP id 48Sq4p6C5jz9tyhj; Thu, 27 Feb 2020 11:42:50 +0100 (CET) Authentication-Results: localhost; dkim=pass reason="1024-bit key; insecure key" header.d=c-s.fr header.i=@c-s.fr header.b=S2lr/JhY; dkim-adsp=pass; dkim-atps=neutral X-Virus-Scanned: Debian amavisd-new at c-s.fr Received: from pegase1.c-s.fr ([192.168.12.234]) by localhost (pegase1.c-s.fr [192.168.12.234]) (amavisd-new, port 10024) with ESMTP id RBUcz2GDDss6; Thu, 27 Feb 2020 11:42:50 +0100 (CET) Received: from messagerie.si.c-s.fr (messagerie.si.c-s.fr [192.168.25.192]) by pegase1.c-s.fr (Postfix) with ESMTP id 48Sq4p546Vz9tyhl; Thu, 27 Feb 2020 11:42:50 +0100 (CET) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=c-s.fr; s=mail; t=1582800170; bh=5jVgSlMtkWu6tY2vWvxiJHRV/VXhxhn9Ff1N2fIt2UU=; h=Subject:To:Cc:References:From:Date:In-Reply-To:From; b=S2lr/JhYZ+BGylLoddvoIQ9iQhySwoByCGIjiV2jJ0PeIWGuHFGwJKoDCDBlMX134 i5DDDsfMVW33gpJWXfhaNVZkRAjliFDf2imHM3gIFbd6vhCt20XFgykuEBdbkrcViD lQGvXfjqGVwxK9iazQgdwBp51saPHe4oEmbNBr5A= Received: from localhost (localhost [127.0.0.1]) by messagerie.si.c-s.fr (Postfix) with ESMTP id BCB398B875; Thu, 27 Feb 2020 11:42:51 +0100 (CET) X-Virus-Scanned: amavisd-new at c-s.fr Received: from messagerie.si.c-s.fr ([127.0.0.1]) by localhost (messagerie.si.c-s.fr [127.0.0.1]) (amavisd-new, port 10023) with ESMTP id FEU3XPlFNEyZ; Thu, 27 Feb 2020 11:42:51 +0100 (CET) Received: from [192.168.4.90] (unknown [192.168.4.90]) by messagerie.si.c-s.fr (Postfix) with ESMTP id 20C4A8B879; Thu, 27 Feb 2020 11:42:48 +0100 (CET) Subject: Re: [PATCH] mm/debug: Add tests validating arch page table helpers for core features To: Anshuman Khandual , linux-mm@kvack.org References: <1582799637-11786-1-git-send-email-anshuman.khandual@arm.com> From: Christophe Leroy Message-ID: <51421bb3-9075-d7e9-1750-0553a1ebe64a@c-s.fr> Date: Thu, 27 Feb 2020 11:42:33 +0100 User-Agent: Mozilla/5.0 (Windows NT 6.1; WOW64; rv:68.0) Gecko/20100101 Thunderbird/68.5.0 MIME-Version: 1.0 In-Reply-To: <1582799637-11786-1-git-send-email-anshuman.khandual@arm.com> Content-Language: fr X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200227_024303_767572_027D9425 X-CRM114-Status: UNSURE ( 7.79 ) X-CRM114-Notice: Please train this message. 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Thu, 27 Feb 2020 11:42:51 +0100 (CET) X-Virus-Scanned: amavisd-new at c-s.fr Received: from messagerie.si.c-s.fr ([127.0.0.1]) by localhost (messagerie.si.c-s.fr [127.0.0.1]) (amavisd-new, port 10023) with ESMTP id FEU3XPlFNEyZ; Thu, 27 Feb 2020 11:42:51 +0100 (CET) Received: from [192.168.4.90] (unknown [192.168.4.90]) by messagerie.si.c-s.fr (Postfix) with ESMTP id 20C4A8B879; Thu, 27 Feb 2020 11:42:48 +0100 (CET) Subject: Re: [PATCH] mm/debug: Add tests validating arch page table helpers for core features To: Anshuman Khandual , linux-mm@kvack.org References: <1582799637-11786-1-git-send-email-anshuman.khandual@arm.com> From: Christophe Leroy Message-ID: <51421bb3-9075-d7e9-1750-0553a1ebe64a@c-s.fr> Date: Thu, 27 Feb 2020 11:42:33 +0100 User-Agent: Mozilla/5.0 (Windows NT 6.1; WOW64; rv:68.0) Gecko/20100101 Thunderbird/68.5.0 MIME-Version: 1.0 In-Reply-To: <1582799637-11786-1-git-send-email-anshuman.khandual@arm.com> Content-Language: fr X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200227_024303_767572_027D9425 X-CRM114-Status: UNSURE ( 7.79 ) X-CRM114-Notice: Please train this message. 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