From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from [140.186.70.92] (port=50350 helo=eggs.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1PIP04-0007lT-Nt for qemu-devel@nongnu.org; Tue, 16 Nov 2010 12:07:25 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1PIOzv-0003gD-WF for qemu-devel@nongnu.org; Tue, 16 Nov 2010 12:07:12 -0500 Received: from mail-qw0-f45.google.com ([209.85.216.45]:35299) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1PIOzv-0003g7-Tv for qemu-devel@nongnu.org; Tue, 16 Nov 2010 12:07:11 -0500 Received: by qwi2 with SMTP id 2so141847qwi.4 for ; Tue, 16 Nov 2010 09:07:11 -0800 (PST) Message-ID: <4CE2BA3E.6020702@codemonkey.ws> Date: Tue, 16 Nov 2010 11:07:10 -0600 From: Anthony Liguori MIME-Version: 1.0 Subject: Re: [Qemu-devel] [PATCH] Introduce -accel command option. References: <1289835951-25567-1-git-send-email-anthony.perard@citrix.com> <4CE165E0.5040705@codemonkey.ws> <4CE2B435.4060003@codemonkey.ws> <20101116165506.GE1310@redhat.com> In-Reply-To: <20101116165506.GE1310@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: "Daniel P. Berrange" Cc: Anthony PERARD , QEMU-devel On 11/16/2010 10:55 AM, Daniel P. Berrange wrote: >> Just -machine accel=accels. >> >> Part of my rational is that accelerator is a machine property. If you >> do -M xenpv it ought to imply -machine accel=xen. >> > Surely, only if it is running on a Xen Dom0. If you use -M xenpv on a KVM > host, then -M xenpv should imply -machine accel=kvm (ie it would be using > xenner) > Xenner is very different than Xen so I'd rather there be a separate machine type. Too much magic makes debugging difficult because it's wildly different code paths even given the same invocation depending on whether you're on a dom0, a domU, or a KVM-enabled normal Linux. Regards, Anthony Liguori > Regards, > Daniel >