From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.1 (2015-04-28) on archive.lwn.net X-Spam-Level: X-Spam-Status: No, score=-5.8 required=5.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,RCVD_IN_DNSWL_HI autolearn=ham autolearn_force=no version=3.4.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by archive.lwn.net (Postfix) with ESMTP id 933477D57F for ; Fri, 21 Sep 2018 03:19:32 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726160AbeIUJGR (ORCPT ); Fri, 21 Sep 2018 05:06:17 -0400 Received: from mx1.redhat.com ([209.132.183.28]:53210 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725892AbeIUJGR (ORCPT ); Fri, 21 Sep 2018 05:06:17 -0400 Received: from smtp.corp.redhat.com (int-mx06.intmail.prod.int.phx2.redhat.com [10.5.11.16]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id CDA46308402B; Fri, 21 Sep 2018 03:19:31 +0000 (UTC) Received: from localhost (ovpn-8-16.pek2.redhat.com [10.72.8.16]) by smtp.corp.redhat.com (Postfix) with ESMTPS id EEB145C54F; Fri, 21 Sep 2018 03:19:30 +0000 (UTC) Date: Fri, 21 Sep 2018 11:19:27 +0800 From: Baoquan He To: mingo@kernel.org, tglx@linutronix.de, hpa@zytor.com Cc: linux-kernel@vger.kernel.org, kirill.shutemov@linux.intel.com, x86@kernel.org, thgarnie@google.com, corbet@lwn.net, linux-doc@vger.kernel.org, peterz@infradead.org Subject: Re: [PATCH 3/3] x86/doc/kaslr.txt: Create a separate part of document abourt KASLR at the end of file Message-ID: <20180921031927.GS2555@MiWiFi-R3L-srv> References: <20180921020550.13095-1-bhe@redhat.com> <20180921020550.13095-4-bhe@redhat.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20180921020550.13095-4-bhe@redhat.com> User-Agent: Mutt/1.9.1 (2017-09-22) X-Scanned-By: MIMEDefang 2.79 on 10.5.11.16 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.40]); Fri, 21 Sep 2018 03:19:32 +0000 (UTC) Sender: linux-doc-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-doc@vger.kernel.org On 09/21/18 at 10:05am, Baoquan He wrote: > +Name Starting address Size Aligned > +----------------------------------------------------------------------------------------------- > +direct mapping page_offset_base [actual size of system RAM + 10 TB padding] 1 GB > +*guard hole random random 1 GB > +vmalloc vmalloc_base 32 TB 1 GB > +*guard hole random random 1 GB > +vmemmap vmemmap_base 1 TB 1 GB > +*guard hole random random 1 GB OK, seems tab is uncontrollable, I will use space instead.