Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753203AbdICXDt (ORCPT ); Sun, 3 Sep 2017 19:03:49 -0400 Received: from cloudserver094114.home.net.pl ([79.96.170.134]:49594 "EHLO cloudserver094114.home.net.pl" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753093AbdICXDs (ORCPT ); Sun, 3 Sep 2017 19:03:48 -0400 From: "Rafael J. Wysocki" To: Chao Fan Cc: linux-kernel@vger.kernel.org, x86@kernel.org, linux-acpi@vger.kernel.org, hpa@zytor.com, tglx@linutronix.de, mingo@redhat.com, keescook@chromium.org, bhe@redhat.com, arnd@arndb.de, dyoung@redhat.com, dave.jiang@intel.com, lv.zheng@intel.com, indou.takao@jp.fujitsu.com, izumi.taku@jp.fujitsu.com, yasu.isimatu@gmail.com Subject: Re: [PATCH v2] kaslr: get ACPI SRAT table to avoid movable memory Date: Mon, 04 Sep 2017 00:55:00 +0200 Message-ID: <2895411.GR6mzpbNLk@aspire.rjw.lan> In-Reply-To: <20170903143123.22031-1-fanc.fnst@cn.fujitsu.com> References: <20170903143123.22031-1-fanc.fnst@cn.fujitsu.com> MIME-Version: 1.0 Content-Transfer-Encoding: 7Bit Content-Type: text/plain; charset="us-ascii" Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 408 Lines: 12 On Sunday, September 3, 2017 4:31:23 PM CEST Chao Fan wrote: > KASLR should choose the memory region of immovable node to extract kernel. > So get ACPI SRAT table and store the memory region of movable node which > kaslr shold avoid. Please elaborate. This is far too little information on what problem you are trying to address and why you are trying to address it in this particular way. Thanks, Rafael