Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id ; Sat, 6 Apr 2002 20:35:15 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id ; Sat, 6 Apr 2002 20:35:14 -0500 Received: from mail3.aracnet.com ([216.99.193.38]:29637 "EHLO mail3.aracnet.com") by vger.kernel.org with ESMTP id ; Sat, 6 Apr 2002 20:35:13 -0500 Date: Sat, 06 Apr 2002 17:35:37 -0800 From: "Martin J. Bligh" Reply-To: "Martin J. Bligh" To: Alan Cox cc: linux-kernel@vger.kernel.org Subject: Re: Faster reboots (and a better way of taking crashdumps?) Message-ID: <1759693825.1018114535@[10.10.2.3]> In-Reply-To: X-Mailer: Mulberry/2.1.2 (Win32) MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit Content-Disposition: inline Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org 1. Are there tables that are created by the BIOS that we >> destroy during Linux runtime? mps tables spring to mind - >> I can't see where we preserve them ... > > They should be in E820 reserved pages anyway and we do keep them > and the EBDA safe. Ah, OK. I will have to check the BIOS is doing this correctly, since I hacked it to move the MPS tables to a different place (below 8Mb). I should really fix that using a fixmap or something anyway ... > You will however have blown away ACPI pages marked as disposable Pah, ACPI ;-) I don't have ACPI on these machines, but it would be needed for a more general solution - sounds easy enough to fix anyway - we just keep them and mark them reserved during the Linux ACPI parse, I think. Thanks, M. - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/