Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S268490AbUIXGt4 (ORCPT ); Fri, 24 Sep 2004 02:49:56 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S268532AbUIXGpu (ORCPT ); Fri, 24 Sep 2004 02:45:50 -0400 Received: from mx1.redhat.com ([66.187.233.31]:48858 "EHLO mx1.redhat.com") by vger.kernel.org with ESMTP id S268515AbUIXGkv (ORCPT ); Fri, 24 Sep 2004 02:40:51 -0400 Subject: Re: 2.6.9-rc2-mm2: devmem_is_allowed From: Arjan van de Ven Reply-To: arjanv@redhat.com To: Martin Diehl Cc: Andrew Morton , linux-kernel@vger.kernel.org In-Reply-To: References: Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="=-kgikf2By5opisltrc6k4" Organization: Red Hat UK Message-Id: <1096008029.2612.37.camel@laptop.fenrus.com> Mime-Version: 1.0 X-Mailer: Ximian Evolution 1.4.6 (1.4.6-2) Date: Fri, 24 Sep 2004 08:40:29 +0200 Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1191 Lines: 36 --=-kgikf2By5opisltrc6k4 Content-Type: text/plain Content-Transfer-Encoding: quoted-printable On Fri, 2004-09-24 at 00:37, Martin Diehl wrote: > Hi, >=20 > after switching from working 2.6.9-rc2 to -mm2, X refused to start on my=20 > testbox. It turned out this was because it failed (EPERM) reading from=20 > /dev/mem beyond the 1MB limit. can you get me a strace of the failing X server? The code as is is as designed; X has no business messing with kernel ram over 1Mb, there is nothing there for it to (ab)use. (There is PCI memory much higher up but that is allowed again) --=-kgikf2By5opisltrc6k4 Content-Type: application/pgp-signature; name=signature.asc Content-Description: This is a digitally signed message part -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.2.4 (GNU/Linux) iD8DBQBBU8FdxULwo51rQBIRAkrAAJ9slpgdOouPWhsN0dUNn25LxpSZQACfZCkG 1ixIHRk114FvJ/SXdoDUzM4= =uknC -----END PGP SIGNATURE----- --=-kgikf2By5opisltrc6k4-- - 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/