From mboxrd@z Thu Jan 1 00:00:00 1970 From: Avi Kivity Date: Sun, 22 Aug 2010 16:42:42 +0000 Subject: Re: [PATCH 13/26] KVM: PPC: Add feature bitmap for magic page Message-Id: <4C715382.6050809@redhat.com> List-Id: References: <1282053481-18787-1-git-send-email-agraf@suse.de> <1282053481-18787-14-git-send-email-agraf@suse.de> In-Reply-To: <1282053481-18787-14-git-send-email-agraf@suse.de> MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: Alexander Graf Cc: kvm-ppc@vger.kernel.org, linuxppc-dev , KVM list On 08/17/2010 04:57 PM, Alexander Graf wrote: > We will soon add SR PV support to the shared page, so we need some > infrastructure that allows the guest to query for features KVM exports. > > This patch adds a second return value to the magic mapping that > indicated to the guest which features are available. > You need to make that feature controllable from userspace, to allow new->old save/restore. -- error compiling committee.c: too many arguments to function From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mx1.redhat.com (mx1.redhat.com [209.132.183.28]) by ozlabs.org (Postfix) with ESMTP id 0F1A8B6EDD for ; Mon, 23 Aug 2010 02:42:45 +1000 (EST) Message-ID: <4C715382.6050809@redhat.com> Date: Sun, 22 Aug 2010 19:42:42 +0300 From: Avi Kivity MIME-Version: 1.0 To: Alexander Graf Subject: Re: [PATCH 13/26] KVM: PPC: Add feature bitmap for magic page References: <1282053481-18787-1-git-send-email-agraf@suse.de> <1282053481-18787-14-git-send-email-agraf@suse.de> In-Reply-To: <1282053481-18787-14-git-send-email-agraf@suse.de> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Cc: linuxppc-dev , KVM list , kvm-ppc@vger.kernel.org List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , On 08/17/2010 04:57 PM, Alexander Graf wrote: > We will soon add SR PV support to the shared page, so we need some > infrastructure that allows the guest to query for features KVM exports. > > This patch adds a second return value to the magic mapping that > indicated to the guest which features are available. > You need to make that feature controllable from userspace, to allow new->old save/restore. -- error compiling committee.c: too many arguments to function From mboxrd@z Thu Jan 1 00:00:00 1970 From: Avi Kivity Subject: Re: [PATCH 13/26] KVM: PPC: Add feature bitmap for magic page Date: Sun, 22 Aug 2010 19:42:42 +0300 Message-ID: <4C715382.6050809@redhat.com> References: <1282053481-18787-1-git-send-email-agraf@suse.de> <1282053481-18787-14-git-send-email-agraf@suse.de> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Cc: kvm-ppc@vger.kernel.org, linuxppc-dev , KVM list To: Alexander Graf Return-path: Received: from mx1.redhat.com ([209.132.183.28]:53402 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750882Ab0HVQms (ORCPT ); Sun, 22 Aug 2010 12:42:48 -0400 In-Reply-To: <1282053481-18787-14-git-send-email-agraf@suse.de> Sender: kvm-owner@vger.kernel.org List-ID: On 08/17/2010 04:57 PM, Alexander Graf wrote: > We will soon add SR PV support to the shared page, so we need some > infrastructure that allows the guest to query for features KVM exports. > > This patch adds a second return value to the magic mapping that > indicated to the guest which features are available. > You need to make that feature controllable from userspace, to allow new->old save/restore. -- error compiling committee.c: too many arguments to function