From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1759326AbXJaPH6 (ORCPT ); Wed, 31 Oct 2007 11:07:58 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1756322AbXJaPHv (ORCPT ); Wed, 31 Oct 2007 11:07:51 -0400 Received: from gw.goop.org ([64.81.55.164]:36716 "EHLO mail.goop.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756678AbXJaPHu (ORCPT ); Wed, 31 Oct 2007 11:07:50 -0400 Message-ID: <47289A3F.4040608@goop.org> Date: Wed, 31 Oct 2007 08:07:43 -0700 From: Jeremy Fitzhardinge User-Agent: Thunderbird 2.0.0.5 (X11/20070727) MIME-Version: 1.0 To: tgh CC: Xen-devel , Jeremy Fitzhardinge , Andi Kleen , lkml , Chris Wright Subject: Re: [Xen-devel] [patch 30/44] xen: Add support for preemption References: <20070716231536.937393000@xensource.com>> <20070716232915.672717000@xensource.com>> <4726F51C.4030709@sina.com.cn> <4727690F.4030502@goop.org> <4727D926.6050004@sina.com.cn> <4727DC88.2020803@goop.org> <47281C75.4040106@sina.com.cn> In-Reply-To: <47281C75.4040106@sina.com.cn> X-Enigmail-Version: 0.95.4 Content-Type: text/plain; charset=GB2312 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org tgh wrote: > Thank you for your reply > and what about the kernel thread in the xen hypervisor,are there some > instance of kernel threads running in the hypervisor? > I am not sure ,but somewhere I read that there is no kernel thread in > the xen hypervisor ,is it true or what about it? > No, there are no linux kernel threads in the hypervisor. The only thread-like thing Xen has is a virtual CPU, and they're always guest domain vcpus. J