Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S261827AbVBXAxf (ORCPT ); Wed, 23 Feb 2005 19:53:35 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S261816AbVBXAtr (ORCPT ); Wed, 23 Feb 2005 19:49:47 -0500 Received: from waste.org ([216.27.176.166]:50315 "EHLO waste.org") by vger.kernel.org with ESMTP id S261796AbVBXAos (ORCPT ); Wed, 23 Feb 2005 19:44:48 -0500 Date: Wed, 23 Feb 2005 16:44:44 -0800 From: Matt Mackall To: Steven Cole Cc: Andrew Morton , linux-kernel@vger.kernel.org Subject: Re: 2.6.11-rc4-mm1 (VFS: Cannot open root device "301") Message-ID: <20050224004444.GI3163@waste.org> References: <20050223014233.6710fd73.akpm@osdl.org> <421CB161.7060900@mesatop.com> <20050223121759.5cb270ee.akpm@osdl.org> <421CFF5E.4030402@mesatop.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <421CFF5E.4030402@mesatop.com> User-Agent: Mutt/1.5.6+20040907i Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1582 Lines: 46 On Wed, Feb 23, 2005 at 03:10:38PM -0700, Steven Cole wrote: > Andrew Morton wrote: > >Steven Cole wrote: > > >>I am having trouble getting recent -mm kernels to boot on my test box. > >>For 2.6.11-rc3-mm2 and 2.6.11-rc4-mm1 I get the following: > >> > >>VFS: Cannot open root device "301" or unknown-block(3,1) > >>Please append a correct "root=" boot option > >>Kernel panic - not syncing: VFS: Unable to mount root fs on > >>unknown-block(3,1) > >> > [snipped] > > > >Please set CONFIG_BASE_FULL=y. Check that this causes CONFIG_BASE_SMALL=0, > >then retest. > > Yes, that worked. 2.6.11-rc4-mm1 now boots OK, but hdb1 seems to be > missing. Can you retry CONFIG_BASE_FULL=n with Andrew's patch? You may need to boot back into a sane kernel for LILO to operate properly. --- 25/drivers/ide/ide-probe.c~ide_init_disk-fix Wed Feb 23 16:24:44 2005 +++ 25-akpm/drivers/ide/ide-probe.c Wed Feb 23 16:24:55 2005 @@ -1269,7 +1269,7 @@ EXPORT_SYMBOL_GPL(ide_unregister_region) void ide_init_disk(struct gendisk *disk, ide_drive_t *drive) { ide_hwif_t *hwif = drive->hwif; - unsigned int unit = drive->select.all & (1 << 4); + unsigned int unit = (drive->select.all >> 4) & 1; disk->major = hwif->major; disk->first_minor = unit << PARTN_BITS; -- Mathematics is the supreme nostalgia of our time. - 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/