From mboxrd@z Thu Jan 1 00:00:00 1970 From: "H. Peter Anvin" Subject: Re: XSAVE save/restore shortcomings Date: Fri, 06 Sep 2013 07:44:38 -0700 Message-ID: <5229EA56.6070503@linux.intel.com> References: <5220884102000078000EFA99@nat28.tlf.novell.com> <52208BD602000078000EFACC@nat28.tlf.novell.com> <5228629C.2090103@redhat.com> <52288EC302000078000F0CDD@nat28.tlf.novell.com> <52288E16.2030205@redhat.com> <5228B2A502000078000F0E10@nat28.tlf.novell.com> <5229996F02000078000F0FB1@nat28.tlf.novell.com> <5229A0DE02000078000F0FCA@nat28.tlf.novell.com> <5229C326.8050009@redhat.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: Received: from mail6.bemta14.messagelabs.com ([193.109.254.103]) by lists.xen.org with esmtp (Exim 4.72) (envelope-from ) id 1VHxHX-0001At-Uk for xen-devel@lists.xenproject.org; Fri, 06 Sep 2013 14:45:08 +0000 In-Reply-To: <5229C326.8050009@redhat.com> List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Sender: xen-devel-bounces@lists.xen.org Errors-To: xen-devel-bounces@lists.xen.org To: Paolo Bonzini Cc: KeirFraser , "Nakajima, Jun" , "Dugger, Donald D" , Jan Beulich , "Zhang, Yang Z" , xen-devel List-Id: xen-devel@lists.xenproject.org On 09/06/2013 04:57 AM, Paolo Bonzini wrote: > [adding H. Peter Anvin... the context is whether the layout of the > XSAVE/XRSTOR area is fixed, including the offset of each separate > Ext_SAVE_Area]. It is. > So please Intel, pretty please do not modify the XSAVE offsets, and > clarify this as soon as possible. They will not change. -hpa