From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mailman by lists.gnu.org with archive (Exim 4.43) id 1JE3Ke-0003ML-Ru for mharc-grub-devel@gnu.org; Sun, 13 Jan 2008 08:57:00 -0500 Received: from mailman by lists.gnu.org with tmda-scanned (Exim 4.43) id 1JE3Kd-0003LO-L2 for grub-devel@gnu.org; Sun, 13 Jan 2008 08:56:59 -0500 Received: from exim by lists.gnu.org with spam-scanned (Exim 4.43) id 1JE3Kb-0003Jk-VX for grub-devel@gnu.org; Sun, 13 Jan 2008 08:56:59 -0500 Received: from [199.232.76.173] (helo=monty-python.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1JE3Kb-0003JT-OP for grub-devel@gnu.org; Sun, 13 Jan 2008 08:56:57 -0500 Received: from aybabtu.com ([69.60.117.155]) by monty-python.gnu.org with esmtps (TLS-1.0:RSA_AES_256_CBC_SHA1:32) (Exim 4.60) (envelope-from ) id 1JE3Kb-0001pH-Cr for grub-devel@gnu.org; Sun, 13 Jan 2008 08:56:57 -0500 Received: from [192.168.10.6] (helo=thorin) by aybabtu.com with esmtps (TLS-1.0:RSA_AES_256_CBC_SHA1:32) (Exim 4.63) (envelope-from ) id 1JE3Im-0003dR-C6 for grub-devel@gnu.org; Sun, 13 Jan 2008 14:55:05 +0100 Received: from rmh by thorin with local (Exim 4.63) (envelope-from ) id 1JE3Gl-0007OU-Eo for grub-devel@gnu.org; Sun, 13 Jan 2008 14:52:59 +0100 Date: Sun, 13 Jan 2008 14:52:59 +0100 From: Robert Millan To: The development of GRUB 2 Message-ID: <20080113135259.GA28120@thorin> References: <1200146498.2903.13.camel@sycorax> <20080112150447.GA412@thorin> <20080112151203.GA751@thorin> <1200173383.2930.14.camel@sycorax> <20080112232628.GA21256@thorin> <1200183163.2930.21.camel@sycorax> <20080113105746.GB22839@thorin> <1200226364.2893.15.camel@sycorax> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: <1200226364.2893.15.camel@sycorax> Organization: free as in freedom X-Message-Flag: Worried about Outlook viruses? Switch to Thunderbird! www.mozilla.com/thunderbird X-Debbugs-No-Ack: true User-Agent: Mutt/1.5.13 (2006-08-11) X-detected-kernel: by monty-python.gnu.org: Genre and OS details not recognized. Subject: Re: (still ?) root on LVM problems X-BeenThere: grub-devel@gnu.org X-Mailman-Version: 2.1.5 Precedence: list Reply-To: The development of GRUB 2 List-Id: The development of GRUB 2 List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sun, 13 Jan 2008 13:56:59 -0000 On Sun, Jan 13, 2008 at 01:12:44PM +0100, Jean-Christophe Haessig wrote: > Le dimanche 13 janvier 2008 à 11:57 +0100, Robert Millan a écrit : > > > LVM doesn't reserve any space at the beginning of its partitions? Most > > filesystems do. > > I created a new empty volume group with an empty disk to do some > testing. The lvm label identifying physical disks can be put in > sector 0, 1, 2 or 3 (default 1). Grub needs the MBR and one sector > for its "boot image", so that's okay. > However, LVM metadata starts at block 5 and apparently spans all > the way down to the first logical volume, so there's no room > for the core image. Would it be possible to create a small LV at > the beginning of the disk and put the image there ? What happens if you comment out the "must_embed = 1" line? -- Robert Millan I know my rights; I want my phone call! What use is a phone call, if you are unable to speak? (as seen on /.)