From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jeremy Fitzhardinge Subject: Re: Re: Poor performance on HVM (kernbench) Date: Thu, 11 Sep 2008 13:02:51 -0700 Message-ID: <48C9796B.8070103@goop.org> References: <1e16a9ed0809101123m71a12030v7d06501f6467f93@mail.gmail.com> <1e16a9ed0809101422p6a58304dxaa1a92847109a518@mail.gmail.com> <48C8EC48.6080507@eu.citrix.com> <48C9367B.6090003@eu.citrix.com> <1e16a9ed0809110835p73165150t3f78d75b2f2ca8eb@mail.gmail.com> <48C9548C.4060709@eu.citrix.com> <48C962D8.5030102@eu.citrix.com> <1e16a9ed0809111204m69efc406keddf41312b74f07d@mail.gmail.com> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <1e16a9ed0809111204m69efc406keddf41312b74f07d@mail.gmail.com> List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Sender: xen-devel-bounces@lists.xensource.com Errors-To: xen-devel-bounces@lists.xensource.com To: deshantm@gmail.com Cc: Muli Ben-Yehuda , Gianluca Guida , xen-devel mailing list , George Dunlap , Anthony Liguori List-Id: xen-devel@lists.xenproject.org Todd Deshane wrote: > To the best of my knowledge, I am not using PV on HVM drivers since > they are not upstream. > I am using 2.6.27-rc4 xen domU kernel, with the normal xen PV drivers > and KVM virtio built in. > Am I mistaken? > No, there's no pv-hvm driver support upstream yet. When I get around to it I intend adding support for the pagetable shootdown paravirtualization too, so that unshadowing shouldn't be a problem. (Is that in xen-unstable yet?) J