From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from [140.186.70.92] (port=34791 helo=eggs.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1Oggna-0007jP-TE for qemu-devel@nongnu.org; Wed, 04 Aug 2010 12:26:36 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.69) (envelope-from ) id 1OggnZ-0001zD-W3 for qemu-devel@nongnu.org; Wed, 04 Aug 2010 12:26:34 -0400 Received: from mx1.redhat.com ([209.132.183.28]:3185) by eggs.gnu.org with esmtp (Exim 4.69) (envelope-from ) id 1OggnZ-0001ys-Nj for qemu-devel@nongnu.org; Wed, 04 Aug 2010 12:26:33 -0400 Message-ID: <4C5994B0.7010902@redhat.com> Date: Wed, 04 Aug 2010 19:26:24 +0300 From: Avi Kivity MIME-Version: 1.0 Subject: Re: [Qemu-devel] Anyone seeing huge slowdown launching qemu with Linux 2.6.35? References: <20100803190525.GB16570@redhat.com> <4C586AB9.5040302@codemonkey.ws> <4C586CF9.7030206@redhat.com> <4C588804.5060803@redhat.com> <4C590046.2020705@redhat.com> <4C591D48.9080301@redhat.com> <4C592218.3000901@redhat.com> <4C596549.1070109@codemonkey.ws> <20100804130709.GL10499@redhat.com> <4C5967D8.7080707@codemonkey.ws> <20100804132408.GG28523@amd.home.annexia.org> In-Reply-To: <20100804132408.GG28523@amd.home.annexia.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: "Richard W.M. Jones" Cc: qemu-devel@nongnu.org, kvm@vger.kernel.org, Gleb Natapov , Gerd Hoffmann On 08/04/2010 04:24 PM, Richard W.M. Jones wrote: > > It's boot time, so you can just map it over some existing RAM surely? > Linuxboot.bin can work out where to map it so it won't be in any > memory either being used or the target for the copy. There's no such thing as boot time from the host's point of view. There are interfaces and they should work whatever the guest is doing right now. -- I have a truly marvellous patch that fixes the bug which this signature is too narrow to contain.