Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1757565AbZAWMoT (ORCPT ); Fri, 23 Jan 2009 07:44:19 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1754879AbZAWMoF (ORCPT ); Fri, 23 Jan 2009 07:44:05 -0500 Received: from mta-1.ms.rz.RWTH-Aachen.DE ([134.130.7.72]:44129 "EHLO mta-1.ms.rz.rwth-aachen.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753747AbZAWMoD (ORCPT ); Fri, 23 Jan 2009 07:44:03 -0500 MIME-version: 1.0 X-IronPort-AV: E=Sophos;i="4.37,312,1231110000"; d="scan'208";a="97689592" Date: Fri, 23 Jan 2009 13:44:00 +0100 From: markus reichelt To: David Ronis Cc: linux-kernel@vger.kernel.org Subject: Re: Memory not being reported Message-id: <20090123124400.GA7871@tatooine.rebelbase.local> Mail-followup-to: David Ronis , linux-kernel@vger.kernel.org References: <1232658295.3455.7.camel@ronispc.chem.mcgill.ca> Content-type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary=opJtzjQTFsWo+cga Content-disposition: inline In-reply-to: <1232658295.3455.7.camel@ronispc.chem.mcgill.ca> Organization: still stuck in reorganization mode X-PGP-Key: 0xC2A3FEE4 X-PGP-Fingerprint: FFB8 E22F D2BC 0488 3D56 F672 2CCC 933B C2A3 FEE4 X-Request-PGP: http://mareichelt.de/keys/c2a3fee4.asc User-Agent: Mutt/1.5.13 (2006-08-11) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1333 Lines: 45 --opJtzjQTFsWo+cga Content-Type: text/plain; charset=iso-8859-15 Content-Disposition: inline Content-Transfer-Encoding: quoted-printable * David Ronis wrote: > I'm running 2.6.28.1 on an i686 (slackware-12.1 for the most part) > box. I recently added some extra memory, expanding from 2Gb to 4.=20 > Everything works as expected except that not all of the memory > seems to be seen. I've got a comparable system, and could only see about 3G of the installed 4G. > One suspicion is that the configure option CONFIG_HIGHMEM4G=3Dy > should be unset and the CONFIG_HIGHMEM64G should be. Indeed, using CONFIG_HIGHMEM64G does the trick for me, 4G usuable. (I've also CONFIG_RESOURCES_64BIT set, maybe that's needed as well) --=20 left blank, right bald --opJtzjQTFsWo+cga Content-Type: application/pgp-signature Content-Disposition: inline -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.7 (GNU/Linux) iD8DBQFJebuQLMyTO8Kj/uQRAkrgAJ48fz3gmgMDVjSul2a5xPKa1IrOhgCdEd4U pqMRLd2mnMfPxwW/gUll7a8= =JBYH -----END PGP SIGNATURE----- --opJtzjQTFsWo+cga-- -- 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/