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=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_PASS,URIBL_BLOCKED,USER_AGENT_MUTT autolearn=ham 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 22FC2C5CFFE for ; Tue, 11 Dec 2018 15:18:18 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id E59BB2084E for ; Tue, 11 Dec 2018 15:18:17 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org E59BB2084E Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=arm.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726893AbeLKPSL (ORCPT ); Tue, 11 Dec 2018 10:18:11 -0500 Received: from foss.arm.com ([217.140.101.70]:49600 "EHLO foss.arm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726672AbeLKPSI (ORCPT ); Tue, 11 Dec 2018 10:18:08 -0500 Received: from usa-sjc-imap-foss1.foss.arm.com (unknown [10.72.51.249]) by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id 8293F1596; Tue, 11 Dec 2018 07:18:07 -0800 (PST) Received: from edgewater-inn.cambridge.arm.com (usa-sjc-imap-foss1.foss.arm.com [10.72.51.249]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPA id 4FC8C3F575; Tue, 11 Dec 2018 07:18:07 -0800 (PST) Received: by edgewater-inn.cambridge.arm.com (Postfix, from userid 1000) id 572D31AE0CE1; Tue, 11 Dec 2018 15:18:30 +0000 (GMT) Date: Tue, 11 Dec 2018 15:18:30 +0000 From: Will Deacon To: Andrey Konovalov Cc: Andrey Ryabinin , Alexander Potapenko , Dmitry Vyukov , Catalin Marinas , Christoph Lameter , Andrew Morton , Mark Rutland , Nick Desaulniers , Marc Zyngier , Dave Martin , Ard Biesheuvel , "Eric W . Biederman" , Ingo Molnar , Paul Lawrence , Geert Uytterhoeven , Arnd Bergmann , "Kirill A . Shutemov" , Greg Kroah-Hartman , Kate Stewart , Mike Rapoport , kasan-dev@googlegroups.com, linux-doc@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-sparse@vger.kernel.org, linux-mm@kvack.org, linux-kbuild@vger.kernel.org, Kostya Serebryany , Evgeniy Stepanov , Lee Smith , Ramana Radhakrishnan , Jacob Bramley , Ruben Ayrapetyan , Jann Horn , Mark Brand , Chintan Pandya , Vishwath Mohan Subject: Re: [PATCH v13 00/25] kasan: add software tag-based mode for arm64 Message-ID: <20181211151829.GB11718@edgewater-inn.cambridge.arm.com> References: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.11.1+30 (d10eec459b35) () Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi Andrey, On Thu, Dec 06, 2018 at 01:24:18PM +0100, Andrey Konovalov wrote: > This patchset adds a new software tag-based mode to KASAN [1]. > (Initially this mode was called KHWASAN, but it got renamed, > see the naming rationale at the end of this section). > > The plan is to implement HWASan [2] for the kernel with the incentive, > that it's going to have comparable to KASAN performance, but in the same > time consume much less memory, trading that off for somewhat imprecise > bug detection and being supported only for arm64. For the arm64 parts: Acked-by: Will Deacon I assume that you plan to replace the current patches in -mm with this series? Cheers, Will