From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mailman by lists.gnu.org with tmda-scanned (Exim 4.43) id 1MGbLW-0003BJ-9s for qemu-devel@nongnu.org; Tue, 16 Jun 2009 12:17:14 -0400 Received: from exim by lists.gnu.org with spam-scanned (Exim 4.43) id 1MGbLR-000375-Iy for qemu-devel@nongnu.org; Tue, 16 Jun 2009 12:17:13 -0400 Received: from [199.232.76.173] (port=55311 helo=monty-python.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1MGbLR-00036y-Al for qemu-devel@nongnu.org; Tue, 16 Jun 2009 12:17:09 -0400 Received: from mx2.redhat.com ([66.187.237.31]:41678) by monty-python.gnu.org with esmtp (Exim 4.60) (envelope-from ) id 1MGbLQ-0007YD-SH for qemu-devel@nongnu.org; Tue, 16 Jun 2009 12:17:09 -0400 Message-ID: <4A37C58C.3000003@redhat.com> Date: Tue, 16 Jun 2009 19:17:16 +0300 From: Avi Kivity MIME-Version: 1.0 Subject: Re: [Qemu-devel] Regression opening read-only cdroms References: <4A37896C.8050208@redhat.com> <20090616143259.GA29040@shareable.org> <4A37B756.6090008@redhat.com> <20090616155438.GL29040@shareable.org> In-Reply-To: <20090616155438.GL29040@shareable.org> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit List-Id: qemu-devel.nongnu.org List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: Jamie Lokier Cc: Christoph Hellwig , qemu-devel On 06/16/2009 06:54 PM, Jamie Lokier wrote: > read-only disk images don't make much sense. > > > And yet "chmod 444 image; qemu ..." works. > If you're booting from a disk you don't need to write to, obviously. > Generally it'll need to be mounted read-only in the guest. > It will eventually fail. Open the ext3 log, update atime, or something. The guest expects the disk to be writeable. -- error compiling committee.c: too many arguments to function