Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S261192AbVELDxk (ORCPT ); Wed, 11 May 2005 23:53:40 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S261208AbVELDxk (ORCPT ); Wed, 11 May 2005 23:53:40 -0400 Received: from 1-1-10-11a.has.sth.bostream.se ([82.182.131.18]:9149 "EHLO DeepSpaceNine.stesmi.com") by vger.kernel.org with ESMTP id S261192AbVELDxe (ORCPT ); Wed, 11 May 2005 23:53:34 -0400 Message-ID: <4282D3E1.80303@stesmi.com> Date: Thu, 12 May 2005 05:56:17 +0200 From: Stefan Smietanowski User-Agent: Mozilla Thunderbird 1.0.2 (Windows/20050317) X-Accept-Language: en-us, en MIME-Version: 1.0 To: Lennart Sorensen CC: Rudolf Usselmann , Zwane Mwaikambo , "Frank Denis (Jedi/Sector One)" , linux-kernel@vger.kernel.org, Jeff Garzik Subject: Re: kernel (64bit) 4GB memory support References: <20041216074905.GA2417@c9x.org> <1103213359.31392.71.camel@cpu0> <1103646195.3652.196.camel@cpu0> <1103647158.3659.199.camel@cpu0> <1115654185.3296.658.camel@cpu10> <20050509200721.GE2297@csclub.uwaterloo.ca> <1115754522.4409.16.camel@cpu10> <20050511142745.GQ2281@csclub.uwaterloo.ca> In-Reply-To: <20050511142745.GQ2281@csclub.uwaterloo.ca> X-Enigmail-Version: 0.91.0.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit X-AntiVirus: checked by Vexira Milter 1.0.7; VAE 6.29.0.5; VDF 6.29.0.100 Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1171 Lines: 32 -----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 Lennart Sorensen wrote: > On Wed, May 11, 2005 at 02:48:42AM +0700, Rudolf Usselmann wrote: > >>I do see the full 4G. With Fedora Core 2 32bit, I can use all >>4G as well. All my problems started when I "upgraded" to x86_64 ... > > > In 32bit it probably uses the PSE36 extensions or something, which isn't > the same thing as flat 64bit memory access. It could just be a matter > of needing a memory hole somewhere for PCI space or something. I only > have 1G in my 64bit machine so I haven't got near these problems. I don't recall him saying he's changed kernel from the default redhat kernel in which case he's running the RedHat 4G/4G split kernel and not using PSE/PAE. // Stefan -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.1 (MingW32) iD8DBQFCgtPhBrn2kJu9P78RAvRnAKCnSbeH+4i/vzAfRYfWJXgFad3fpACfVQdp JWUmCke6CvQ1mq5Gj4SvkZM= =50yt -----END PGP SIGNATURE----- - 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/