Received: by 2002:a05:6a10:16a7:0:0:0:0 with SMTP id gp39csp1531774pxb; Fri, 13 Nov 2020 15:38:20 -0800 (PST) X-Google-Smtp-Source: ABdhPJzAtEaogBg6glJlmcXkP6jb9d9oPoxwtskieo0g5P3tw0WdlykP0V3tnz9DcjilsTufo4/X X-Received: by 2002:a17:906:3a97:: with SMTP id y23mr4327168ejd.250.1605310699861; Fri, 13 Nov 2020 15:38:19 -0800 (PST) ARC-Seal: i=1; a=rsa-sha256; t=1605310699; cv=none; d=google.com; s=arc-20160816; b=tCBJyhRZlejHve+BCPZif1cG00EhTB4B8J0KNgfECdGT00kbu8UIhhOAUAAxLKaDX3 ygwUPZOnImiGqYhHfgvkZ+TykDnxuNb+oCLlxZcRoUYQXcL9S0ihTZC64fC8KBi/YGiZ Zvr5DY3XxZroXTY6TxI7DfL+0CzxoDd1fCVwK04JA9v7lg3UubqVa20zOr6ZhfRFNIBy WBv+8Kxt5DV30MI6c1ygZSE2zgEACnm6MKExs6amYCjgqOEGLQGHUbG2rfrnFqfpBkoc 6IEIMNg1W4X4Xd1mk+1GOOSRgsbu3fXPts8KoAr/mhpBcL+AQKwvjgEI3gtz2ey7L/1O Oqbg== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:content-transfer-encoding:mime-version :references:in-reply-to:message-id:subject:cc:to:from:date :dkim-signature; bh=76jQq4FI3qVf7YEugCZt2cZOHCCY1cZhTijQdf0pY3w=; b=B2vsk0iaNaIfuuzmzJVUem7HCJij0mZgHtlsWjRDrD3f18mdMsk/xXiG7djXylN5QN eNI/gGN8S75LAe50oGnMZETmxN9yds3ck+mEh07Cy3Hb9VFJdggZoyn2WM1NmAFyM6D5 MzTQvHfdToOZT0/BQK+509VDgZZfwmthEYHlfoPeIPpMGqCdRpOL9XAJ3leQSBgNKBQL IdIc0hsjfrSmGGMZ1yRHvMS/Dmva1KSvjJswQXBDGJHryXN0Qfq7q56XU3hDYnr6zqWC bEjD5gYXUx4GjVO2VFxHtz84Yopvv/GAy+BdoK46hItv2lJ0gMer2+KOPDecDo/hinje VrhA== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@kernel.org header.s=default header.b=NReDqobe; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Return-Path: Received: from vger.kernel.org (vger.kernel.org. [23.128.96.18]) by mx.google.com with ESMTP id p19si7147484edu.169.2020.11.13.15.37.55; Fri, 13 Nov 2020 15:38:19 -0800 (PST) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18; Authentication-Results: mx.google.com; dkim=pass header.i=@kernel.org header.s=default header.b=NReDqobe; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726039AbgKMXfv (ORCPT + 99 others); Fri, 13 Nov 2020 18:35:51 -0500 Received: from mail.kernel.org ([198.145.29.99]:49592 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725866AbgKMXfv (ORCPT ); Fri, 13 Nov 2020 18:35:51 -0500 Received: from localhost.localdomain (c-73-231-172-41.hsd1.ca.comcast.net [73.231.172.41]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id AE40D22256; Fri, 13 Nov 2020 23:35:50 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1605310551; bh=yCYKhD16gKX5xxn92nGzvJxUg2BQXXSqYsh+H+ozt0M=; h=Date:From:To:Cc:Subject:In-Reply-To:References:From; b=NReDqobeKJiLMaP96HWCBDgcA6mhV0+tOdewQYEQkUAxERv4gaAUzVKwCiServWNO YcRJlYrcwz+O82B9HVJV1z7CFY+FbUIl0iQaPRdwAiUs9HilNLucXRTVz4E9I5Wdse 3m7wfL9a0uA4QRRzO6Tl4VCreqzzqh+ZmhoRmKiQ= Date: Fri, 13 Nov 2020 15:35:50 -0800 From: Andrew Morton To: Andrey Konovalov Cc: Catalin Marinas , Will Deacon , Vincenzo Frascino , Dmitry Vyukov , Andrey Ryabinin , Alexander Potapenko , Marco Elver , Evgenii Stepanov , Branislav Rankov , Kevin Brodsky , kasan-dev@googlegroups.com, linux-arm-kernel@lists.infradead.org, linux-mm@kvack.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH mm v10 00/42] kasan: add hardware tag-based mode for arm64 Message-Id: <20201113153550.5ab0f21942ef7331935fecc4@linux-foundation.org> In-Reply-To: References: X-Mailer: Sylpheed 3.5.1 (GTK+ 2.24.31; x86_64-pc-linux-gnu) Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Fri, 13 Nov 2020 23:15:28 +0100 Andrey Konovalov wrote: > This patchset adds a new hardware tag-based mode to KASAN [1]. The new mode > is similar to the existing software tag-based KASAN, but relies on arm64 > Memory Tagging Extension (MTE) [2] to perform memory and pointer tagging > (instead of shadow memory and compiler instrumentation). > > ... > > ====== History > > Change v9->v10: I'll drop v9 from -mm and shall go into hiding for a few days, see how the ongoing review is proceeding.