From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751531AbWEaB5Y (ORCPT ); Tue, 30 May 2006 21:57:24 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751534AbWEaB5Y (ORCPT ); Tue, 30 May 2006 21:57:24 -0400 Received: from terminus.zytor.com ([192.83.249.54]:13989 "EHLO terminus.zytor.com") by vger.kernel.org with ESMTP id S1751528AbWEaB5X (ORCPT ); Tue, 30 May 2006 21:57:23 -0400 Message-ID: <447CF7F5.8010709@zytor.com> Date: Tue, 30 May 2006 18:57:09 -0700 From: "H. Peter Anvin" User-Agent: Thunderbird 1.5.0.2 (X11/20060501) MIME-Version: 1.0 To: Linux Kernel Mailing List , James.Bottomley@HansenPartnership.com, "Martin J. Bligh" Subject: i386 subarchitectures: boot page table flags Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Hi all, Does any of the i386 subarchitectures actually care about the Accessed and Dirty bits in the bootup pagetables (the ones that start at pg0, used before the mm is initialized?) If not, I'd like to speed up booting by setting those bits at initialization time. -hpa