From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mailman by lists.gnu.org with tmda-scanned (Exim 4.43) id 1O9j3v-0005hz-Bu for qemu-devel@nongnu.org; Wed, 05 May 2010 14:11:11 -0400 Received: from [140.186.70.92] (port=46840 helo=eggs.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1O9j3h-0004yx-8U for qemu-devel@nongnu.org; Wed, 05 May 2010 14:11:01 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.69) (envelope-from ) id 1O9j3G-0008P9-Pa for qemu-devel@nongnu.org; Wed, 05 May 2010 14:10:31 -0400 Received: from verein.lst.de ([213.95.11.210]:37153) by eggs.gnu.org with esmtp (Exim 4.69) (envelope-from ) id 1O9j3G-0008M2-G5 for qemu-devel@nongnu.org; Wed, 05 May 2010 14:10:30 -0400 Date: Wed, 5 May 2010 20:10:23 +0200 From: Christoph Hellwig Subject: Re: [Qemu-devel] simple block driver cleanups Message-ID: <20100505181023.GA7839@lst.de> References: <20100504104351.GA6342@lst.de> <4BE0152F.3060109@redhat.com> <20100504132218.GA12186@lst.de> <4BE18078.5040800@redhat.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <4BE18078.5040800@redhat.com> List-Id: qemu-devel.nongnu.org List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: Kevin Wolf Cc: Christoph Hellwig , qemu-devel@nongnu.org On Wed, May 05, 2010 at 04:28:08PM +0200, Kevin Wolf wrote: > For cloop I trust your test, and for bochs I did a very basic test > myself (however, I doubt that anyone uses this driver, considering how > hard it is to create such an image...). For parallels I still need to > find out how to create an image. Btw, I did a bit more testing than my trivial qemu-io testing before, and it seem that cloop is utterly broken in qemu mainline already. Just booting with a small cloop compressed filesystem image attached is enough to give me tons of I/O errors. When using ide I can even crash qemu by trying to mount it.