From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mailman by lists.gnu.org with tmda-scanned (Exim 4.43) id 1MJPB3-0003sk-Gt for qemu-devel@nongnu.org; Wed, 24 Jun 2009 05:54:01 -0400 Received: from exim by lists.gnu.org with spam-scanned (Exim 4.43) id 1MJPAy-0003nO-DI for qemu-devel@nongnu.org; Wed, 24 Jun 2009 05:54:00 -0400 Received: from [199.232.76.173] (port=54786 helo=monty-python.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1MJPAx-0003n3-VK for qemu-devel@nongnu.org; Wed, 24 Jun 2009 05:53:56 -0400 Received: from mx2.redhat.com ([66.187.237.31]:58310) by monty-python.gnu.org with esmtp (Exim 4.60) (envelope-from ) id 1MJPAx-00025v-FZ for qemu-devel@nongnu.org; Wed, 24 Jun 2009 05:53:55 -0400 Message-ID: <4A41F7EC.2000305@redhat.com> Date: Wed, 24 Jun 2009 12:54:52 +0300 From: Avi Kivity MIME-Version: 1.0 References: <1245707277-769-1-git-send-email-andre.przywara@amd.com> In-Reply-To: <1245707277-769-1-git-send-email-andre.przywara@amd.com> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Subject: [Qemu-devel] Re: [PATCH 2/2] introduce -cpu host target List-Id: qemu-devel.nongnu.org List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: Andre Przywara Cc: aliguori@us.ibm.com, qemu-devel@nongnu.org, kvm@vger.kernel.org On 06/23/2009 12:47 AM, Andre Przywara wrote: > Should we ignore unhandled MSRs like QEMU or Xen do? > Ignoring unhandled msrs is dangerous. If a write has some effect the guest depends on, and we're not emulating that effect, the guest will fail. Similarly if you don't know what a register mean, who knows what returning zero for a read will do. -- error compiling committee.c: too many arguments to function