From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mailman by lists.gnu.org with tmda-scanned (Exim 4.43) id 1MeWYp-0002gK-2v for qemu-devel@nongnu.org; Fri, 21 Aug 2009 12:01:51 -0400 Received: from exim by lists.gnu.org with spam-scanned (Exim 4.43) id 1MeWYk-0002fZ-Gp for qemu-devel@nongnu.org; Fri, 21 Aug 2009 12:01:50 -0400 Received: from [199.232.76.173] (port=39091 helo=monty-python.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1MeWYj-0002fW-Kg for qemu-devel@nongnu.org; Fri, 21 Aug 2009 12:01:46 -0400 Received: from mail-yx0-f188.google.com ([209.85.210.188]:65457) by monty-python.gnu.org with esmtp (Exim 4.60) (envelope-from ) id 1MeWYj-0007J3-6Y for qemu-devel@nongnu.org; Fri, 21 Aug 2009 12:01:45 -0400 Received: by yxe26 with SMTP id 26so257804yxe.4 for ; Fri, 21 Aug 2009 09:01:44 -0700 (PDT) MIME-Version: 1.0 In-Reply-To: <4A8EC03D.4000202@redhat.com> References: <1250804057-29681-1-git-send-email-andre.przywara@amd.com> <4A8EC03D.4000202@redhat.com> Date: Fri, 21 Aug 2009 13:01:44 -0300 Message-ID: <5d6222a80908210901n127ec497hb858225021921495@mail.gmail.com> From: Glauber Costa Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: quoted-printable Subject: [Qemu-devel] Re: [PATCH] introduce kvm64 CPU List-Id: qemu-devel.nongnu.org List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: Avi Kivity Cc: Andre Przywara , qemu-devel@nongnu.org, kvm@vger.kernel.org On Fri, Aug 21, 2009 at 12:41 PM, Avi Kivity wrote: > On 08/21/2009 12:34 AM, Andre Przywara wrote: >> >> In addition to the TCG based qemu64 type let's introduce a kvm64 CPU typ= e, >> which is the least common denominator of all KVM-capable x86-CPUs >> (based on Intel Pentium 4 Prescott). It can be used as a base type >> for migration. >> > > Typically users will want more specialized greatest common denomiator cpu > types; if a site has standardized on recent hardware they will want the > features of that hardware exposed. > > I think this is best left to management software, which has more informat= ion > about the migration pool. I believe what we want is an automatic tool that will connect to a list of machines, and determine which qemu cpu type we should use. Doesn't sound like black magic... > > -- > I have a truly marvellous patch that fixes the bug which this > signature is too narrow to contain. > > -- > To unsubscribe from this list: send the line "unsubscribe kvm" in > the body of a message to majordomo@vger.kernel.org > More majordomo info at =C2=A0http://vger.kernel.org/majordomo-info.html > --=20 Glauber Costa. "Free as in Freedom" http://glommer.net "The less confident you are, the more serious you have to act."