From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S937253AbdAFRCU (ORCPT ); Fri, 6 Jan 2017 12:02:20 -0500 Received: from shards.monkeyblade.net ([184.105.139.130]:33960 "EHLO shards.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S937101AbdAFRCK (ORCPT ); Fri, 6 Jan 2017 12:02:10 -0500 Date: Fri, 06 Jan 2017 12:02:04 -0500 (EST) Message-Id: <20170106.120204.927644401352332269.davem@davemloft.net> To: dave.hansen@linux.intel.com Cc: khalid.aziz@oracle.com, mhocko@kernel.org, rob.gardner@oracle.com, corbet@lwn.net, arnd@arndb.de, akpm@linux-foundation.org, hpa@zytor.com, viro@zeniv.linux.org.uk, nitin.m.gupta@oracle.com, chris.hyser@oracle.com, tushar.n.dave@oracle.com, sowmini.varadhan@oracle.com, mike.kravetz@oracle.com, adam.buchbinder@gmail.com, minchan@kernel.org, hughd@google.com, kirill.shutemov@linux.intel.com, keescook@chromium.org, allen.pais@oracle.com, aryabinin@virtuozzo.com, atish.patra@oracle.com, joe@perches.com, pmladek@suse.com, jslaby@suse.cz, cmetcalf@mellanox.com, paul.gortmaker@windriver.com, jmarchan@redhat.com, lstoakes@gmail.com, 0x7f454c46@gmail.com, vbabka@suse.cz, tglx@linutronix.de, mingo@redhat.com, dan.j.williams@intel.com, iamjoonsoo.kim@lge.com, mgorman@techsingularity.net, vdavydov.dev@gmail.com, hannes@cmpxchg.org, namit@vmware.com, linux-doc@vger.kernel.org, linux-kernel@vger.kernel.org, sparclinux@vger.kernel.org, linux-arch@vger.kernel.org, x86@kernel.org, linux-mm@kvack.org, khalid@gonehiking.org Subject: Re: [RFC PATCH v3] sparc64: Add support for Application Data Integrity (ADI) From: David Miller In-Reply-To: References: X-Mailer: Mew version 6.7 on Emacs 24.5 / Mule 6.0 (HANACHIRUSATO) Mime-Version: 1.0 Content-Type: Text/Plain; charset=us-ascii Content-Transfer-Encoding: 7bit X-Greylist: Sender succeeded SMTP AUTH, not delayed by milter-greylist-4.5.12 (shards.monkeyblade.net [149.20.54.216]); Fri, 06 Jan 2017 08:02:59 -0800 (PST) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Dave Hansen Date: Fri, 6 Jan 2017 08:55:03 -0800 > Actually, that reminds me... How does your code interface with ksm? Or > is there no interaction needed since you're always working on virtual > addresses? This reminds me, I consider this feature potentially extremely useful for kernel debugging. So I would like to make sure we don't implement anything in a way which would preclude that in the long term.