From mboxrd@z Thu Jan 1 00:00:00 1970 From: Avi Kivity Subject: Re: [PATCH 6/6] kvm: qemu: Enable EPT support for real mode Date: Tue, 22 Apr 2008 13:16:41 +0300 Message-ID: <480DBB09.5070801@qumranet.com> References: <200804181730.16318.sheng.yang@intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Cc: kvm-devel@lists.sourceforge.net To: "Yang, Sheng" Return-path: In-Reply-To: <200804181730.16318.sheng.yang@intel.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: kvm-devel-bounces@lists.sourceforge.net Errors-To: kvm-devel-bounces@lists.sourceforge.net List-Id: kvm.vger.kernel.org Yang, Sheng wrote: > From 73c33765f3d879001818cd0719038c78a0c65561 Mon Sep 17 00:00:00 2001 > From: Sheng Yang > Date: Fri, 18 Apr 2008 17:15:39 +0800 > Subject: [PATCH] kvm: qemu: Enable EPT support for real mode > > This patch build a identity page table on the last page of VGA bios, and use > it as the guest page table in nonpaging mode for EPT. > > Doing this in qemu means older versions of qemu can't work with an ept-enabled kernel. Also, placing the table in the vga bios might conflict with video card assignment to a guest. Suggest placing this near the realmode tss (see vmx.c:init_rmode_tss()) which serves a similar function. -- error compiling committee.c: too many arguments to function ------------------------------------------------------------------------- This SF.net email is sponsored by the 2008 JavaOne(SM) Conference Don't miss this year's exciting event. There's still time to save $100. Use priority code J8TL2D2. http://ad.doubleclick.net/clk;198757673;13503038;p?http://java.sun.com/javaone