From mboxrd@z Thu Jan 1 00:00:00 1970 From: Joerg Roedel Subject: Re: [RFC/RFT PATCH v2 0/4] KVM: x86: full virtualization of guest MTRR Date: Tue, 7 Jul 2015 16:14:56 +0200 Message-ID: <20150707141456.GL16233@suse.de> References: <1436276739-50326-1-git-send-email-pbonzini@redhat.com> <20150707140603.GK16233@suse.de> <559BDD83.5060008@redhat.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Cc: linux-kernel@vger.kernel.org, kvm@vger.kernel.org, guangrong.xiao@linux.intel.com, alex.williamson@redhat.com, ogerlitz@mellanox.com, amirv@mellanox.com To: Paolo Bonzini Return-path: Received: from cantor2.suse.de ([195.135.220.15]:41711 "EHLO mx2.suse.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756988AbbGGOPA (ORCPT ); Tue, 7 Jul 2015 10:15:00 -0400 Content-Disposition: inline In-Reply-To: <559BDD83.5060008@redhat.com> Sender: kvm-owner@vger.kernel.org List-ID: On Tue, Jul 07, 2015 at 04:09:07PM +0200, Paolo Bonzini wrote: > The guest should not take ages to boot, which is typical of messed-up > MTRR/PAT. And if you add some actual usage of the attached device, it > actually is sufficient. Even a simple ping test, or typing through a > USB keyboard on a passed-through controller, is enough. Okay, I do some testing on this tomorrow and let you know. Joerg