From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from [140.186.70.92] (port=45396 helo=eggs.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1Oh2At-0001MA-Rt for qemu-devel@nongnu.org; Thu, 05 Aug 2010 11:16:04 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.69) (envelope-from ) id 1Oh2As-000771-Jb for qemu-devel@nongnu.org; Thu, 05 Aug 2010 11:16:03 -0400 Received: from mx1.redhat.com ([209.132.183.28]:9332) by eggs.gnu.org with esmtp (Exim 4.69) (envelope-from ) id 1Oh2As-00076j-Ab for qemu-devel@nongnu.org; Thu, 05 Aug 2010 11:16:02 -0400 Message-ID: <4C5A6EC4.2050007@redhat.com> Date: Thu, 05 Aug 2010 10:56:52 +0300 From: Avi Kivity MIME-Version: 1.0 Subject: Re: [Qemu-devel] Anyone seeing huge slowdown launching qemu with Linux 2.6.35? References: <4C592218.3000901@redhat.com> <4C596549.1070109@codemonkey.ws> <20100804130709.GL10499@redhat.com> <4C5967D8.7080707@codemonkey.ws> <20100804133401.GP10499@redhat.com> <4C5970AC.6060105@codemonkey.ws> <4C5995B4.90505@redhat.com> <4C5996F4.6010205@redhat.com> <4C5998F1.4030001@codemonkey.ws> <4C5A6839.2070700@redhat.com> <20100805073447.GH10499@redhat.com> In-Reply-To: <20100805073447.GH10499@redhat.com> 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: Gleb Natapov Cc: qemu-devel@nongnu.org, kvm@vger.kernel.org, Gerd Hoffmann , "Richard W.M. Jones" On 08/05/2010 10:34 AM, Gleb Natapov wrote: > On Thu, Aug 05, 2010 at 09:28:57AM +0200, Gerd Hoffmann wrote: >> Hi, >> >>> The option rom stuff has a number of short comings. Because we hijack >>> int19, extboot doesn't get to run. That means that if you use -kernel to >>> load a grub (the Ubuntu guys for their own absurd reasons) then grub >>> does not see extboot backed disks. The solution for them is the same, >>> generate a proper disk and boot from that disk. >> Oh, having extboot + linuxboot + multiboot register a BEV (correct >> acronym?) entry instead of hijacking int19 would fix that too. >> Additional bonus will be that they are selectable in the boot menu. >> > Good idea except that we are not good at communicating to seabios where > do we want to boot from by default. We have the firmware configuration interface for that, if we can tolerate its speed. -- error compiling committee.c: too many arguments to function