From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1765796AbYEAW6S (ORCPT ); Thu, 1 May 2008 18:58:18 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1760978AbYEAW6H (ORCPT ); Thu, 1 May 2008 18:58:07 -0400 Received: from terminus.zytor.com ([198.137.202.10]:52577 "EHLO terminus.zytor.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1758507AbYEAW6G (ORCPT ); Thu, 1 May 2008 18:58:06 -0400 Message-ID: <481A4ACA.10008@zytor.com> Date: Thu, 01 May 2008 15:57:14 -0700 From: "H. Peter Anvin" User-Agent: Thunderbird 2.0.0.12 (X11/20080226) MIME-Version: 1.0 To: Yinghai Lu CC: Andrew Morton , Ingo Molnar , Thomas Gleixner , Gabriel C , Mika Fischer , "linux-kernel@vger.kernel.org" Subject: Re: [PATCH] x86: mtrr cleanup for converting continuous to discrete - auto detect v2 References: <200804272337.40130.yhlu.kernel@gmail.com> <481A1D3A.5040202@zytor.com> <86802c440805011402h1e452b57ma27ffa6ad7b50238@mail.gmail.com> <481A31E2.2020800@zytor.com> <86802c440805011420g78a6abberaae6b765663ed33b@mail.gmail.com> <481A356C.5090502@zytor.com> <86802c440805011431i88dec8aiadcb143b5f7648b@mail.gmail.com> <481A372C.5080808@zytor.com> <86802c440805011444i56611b1ave44a714da7988fa@mail.gmail.com> <481A3AD6.1040905@zytor.com> <86802c440805011552t213b9badv926baeb0b4bc5227@mail.gmail.com> In-Reply-To: <86802c440805011552t213b9badv926baeb0b4bc5227@mail.gmail.com> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Yinghai Lu wrote: > > only search 78 > 2g, 1g, ...1m, and half matrix 13 * 6.. > > and don't need to search than 78. > Again, it's not clear to me why there is an inherent limit at 2 GB. -hpa