From mboxrd@z Thu Jan 1 00:00:00 1970 From: Keir Fraser Subject: Re: [PATCH] vmx: correct EIP value of task-state segment Date: Fri, 31 Jul 2009 11:17:32 +0100 Message-ID: References: <7keirxmc0e.fsf@pingu.sky.yk.fujitsu.co.jp> Mime-Version: 1.0 Content-Type: text/plain; charset="US-ASCII" Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <7keirxmc0e.fsf@pingu.sky.yk.fujitsu.co.jp> List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Sender: xen-devel-bounces@lists.xensource.com Errors-To: xen-devel-bounces@lists.xensource.com To: Kouya Shimura Cc: "xen-devel@lists.xensource.com" List-Id: xen-devel@lists.xenproject.org On 31/07/2009 10:34, "Kouya Shimura" wrote: >> The reference manuals are sketchy enough you may need to test out some task >> switches on SVM and VMX hardware to make sure you make patches that really >> do the right thing. > > Sorry, I don't have much time to test this. > But the OS works fine with this patch. (of course, the OS is for native) > I confirmed Windows(XP,2008Server) never use a task switch. They do on blue screen I believe. OTOH I suppose they don't come back from it. I'll have to queue this up for testing myself. Is the "int 2" in that popular proprietary OS "BS2000" perchance? ;-) -- Keir > So I think it's worth to get in the tree.