From mboxrd@z Thu Jan 1 00:00:00 1970 From: Carsten Otte Subject: Re: [patch 01/12] [PATCH] kvm-s390: add parameter for KVM_CREATE_VM Date: Mon, 12 Dec 2011 10:19:57 +0100 Message-ID: <4EE5C73D.1000201@de.ibm.com> References: <20111210123529.379102332@de.ibm.com> <20111210123706.579373373@de.ibm.com> <4EE5C5A8.2080608@redhat.com> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Cc: Marcelo Tossati , borntrae@linux.vnet.ibm.com, heicars2@linux.vnet.ibm.com, mschwid2@linux.vnet.ibm.com, huckc@linux.vnet.ibm.com, KVM , Joachim von Buttlar , Jens Freimann , Constantin Werner , agraf@suse.de, Xiantao Zhang To: Avi Kivity Return-path: Received: from e06smtp18.uk.ibm.com ([195.75.94.114]:41602 "EHLO e06smtp18.uk.ibm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751386Ab1LLJUw (ORCPT ); Mon, 12 Dec 2011 04:20:52 -0500 Received: from /spool/local by e06smtp18.uk.ibm.com with IBM ESMTP SMTP Gateway: Authorized Use Only! Violators will be prosecuted for from ; Mon, 12 Dec 2011 09:20:50 -0000 Received: from d06av12.portsmouth.uk.ibm.com (d06av12.portsmouth.uk.ibm.com [9.149.37.247]) by d06nrmr1806.portsmouth.uk.ibm.com (8.13.8/8.13.8/NCO v10.0) with ESMTP id pBC9KNJL2691310 for ; Mon, 12 Dec 2011 09:20:23 GMT Received: from d06av12.portsmouth.uk.ibm.com (loopback [127.0.0.1]) by d06av12.portsmouth.uk.ibm.com (8.14.4/8.13.1/NCO v10.0 AVout) with ESMTP id pBC9KMsF018585 for ; Mon, 12 Dec 2011 02:20:23 -0700 In-Reply-To: <4EE5C5A8.2080608@redhat.com> Sender: kvm-owner@vger.kernel.org List-ID: On 12.12.2011 10:13, Avi Kivity wrote: > Old kernels don't expose KVM_VM_REGULAR, so if people follow the > recommendations, their userspace won't build. Normal guests must be 0. > > We can pretend we planned this all along by making the argument a flags > mask, and claiming bit 0 for UCONTROL. That's a smart idea, I like that. Will change it towards a bitmask.