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 E553BC433F5 for ; Mon, 25 Apr 2022 05:41:20 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S241332AbiDYFoT (ORCPT ); Mon, 25 Apr 2022 01:44:19 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:60734 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S241318AbiDYFoJ (ORCPT ); Mon, 25 Apr 2022 01:44:09 -0400 Received: from foss.arm.com (foss.arm.com [217.140.110.172]) by lindbergh.monkeyblade.net (Postfix) with ESMTP id EC9AF12ABA for ; Sun, 24 Apr 2022 22:41:05 -0700 (PDT) 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 7B52A1FB; Sun, 24 Apr 2022 22:41:05 -0700 (PDT) Received: from [10.163.40.250] (unknown [10.163.40.250]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPSA id ABF7A3F774; Sun, 24 Apr 2022 22:40:55 -0700 (PDT) Message-ID: <1ad261fc-4eb0-21f4-2f6b-11696cd5c1c3@arm.com> Date: Mon, 25 Apr 2022 11:11:46 +0530 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:91.0) Gecko/20100101 Thunderbird/91.5.0 Subject: Re: [PATCH -next v5 4/5] arm64: mm: add support for page table check Content-Language: en-US To: Tong Tiangen , Thomas Gleixner , Ingo Molnar , Borislav Petkov , Dave Hansen , x86@kernel.org, "H. Peter Anvin" , Pasha Tatashin , Andrew Morton , Catalin Marinas , Will Deacon , Paul Walmsley , Palmer Dabbelt , Albert Ou Cc: linux-kernel@vger.kernel.org, linux-mm@kvack.org, linux-arm-kernel@lists.infradead.org, linux-riscv@lists.infradead.org, Kefeng Wang , Guohanjun References: <20220421082042.1167967-1-tongtiangen@huawei.com> <20220421082042.1167967-5-tongtiangen@huawei.com> <89ec03a9-5fee-7f4f-d189-67eb2aad24a3@arm.com> From: Anshuman Khandual In-Reply-To: Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 4/24/22 09:44, Tong Tiangen wrote: > > > 在 2022/4/22 14:45, Anshuman Khandual 写道: >> Please change the subject line as >> >> arm64/mm: Enable ARCH_SUPPORTS_PAGE_TABLE_CHECK >> >> OR >> >> arm64/mm: Subscribe ARCH_SUPPORTS_PAGE_TABLE_CHECK >> >> On 4/21/22 13:50, Tong Tiangen wrote: >>> From: Kefeng Wang >>> >>> As commit d283d422c6c4 ("x86: mm: add x86_64 support for page table >>> check"), add some necessary page table check hooks into routines that >>> modify user page tables. >> >> Please make the commit message comprehensive, which should include >> >> - Enabling ARCH_SUPPORTS_PAGE_TABLE_CHECK on arm64 >> - Adding all additional page table helpers required for PAGE_TABLE_CHECK >> - Instrumenting existing page table helpers with page table check hooks >> > > Good suggestion, if i need to do a new version for some other reason i think it should be described more comprehensivel This series needs revision to accommodate earlier comments. 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