Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754447AbXHAUX3 (ORCPT ); Wed, 1 Aug 2007 16:23:29 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751280AbXHAUXU (ORCPT ); Wed, 1 Aug 2007 16:23:20 -0400 Received: from mx1.aecom.yu.edu ([129.98.1.51]:44428 "EHLO mx1.aecom.yu.edu" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750948AbXHAUXT (ORCPT ); Wed, 1 Aug 2007 16:23:19 -0400 X-AuditID: 816201a0-9b39cbb000007c32-2b-46b0e93a7c36 Mime-Version: 1.0 Message-Id: Date: Wed, 1 Aug 2007 16:21:29 -0400 To: jheffner@psc.edu From: Maurice Volaski Subject: Re: drbd 8.0.2/3 doesn't load under kernel 2.6.21 Cc: discussion@web100.org, linux-kernel@vger.kernel.org, drbd-user@linbit.com Content-Type: text/plain; charset="us-ascii" ; format="flowed" X-Brightmail-Tracker: AAAAAA== Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1688 Lines: 39 I'm making an assumption that depmod is somehow to blame and have logged this as a kernel bug, http://bugzilla.kernel.org/show_bug.cgi?id=8829 > >>It turns out I was adding the web100 patch (http://www.web100.org) to >>the 2.6.21 kernel and that's what causes the symbol resolving problem >>below. Adding the corresponding version of the web100 patch to the >>2.6.20 kernel makes this problem appear there as well. On fresh >>versions of the kernel, this problem does not occur. At the moment, >>it's not possible to have a current kernel that contains both drbd >>and web100. >> >>>On a 64-bit Gentoo system with Gentoo's 2.6.21 kernel, drbd 8.0.2/3 >>>complains when I try to load the module: >>> >>>[ 134.141363] drbd: Unknown symbol cn_fini >>>[ 134.141399] drbd: Unknown symbol cn_init >>> >>>It works fine when I compile it and load in the previous kernel >>>version, 2.6.20 and the symbols are present in the map file >>> >>>./System.map-genkernel-x86_64-2.6.21-gentoo-r2:ffffffff802935aa t cn_fini >>>./System.map-genkernel-x86_64-2.6.21-gentoo-r2:ffffffff8029362a t cn_init >>> >>>I am c'cing the kernel mailing list because this appears to be a >>>problem with how any module accesses symbols in the kernel, not just >> >drbd. Source was compiled with Gentoo gcc-4.1.2, glibc-2.5-r3 -- Maurice Volaski, mvolaski@aecom.yu.edu Computing Support, Rose F. Kennedy Center Albert Einstein College of Medicine of Yeshiva University - 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/