From mboxrd@z Thu Jan 1 00:00:00 1970 From: "H. Peter Anvin" Subject: Re: [PATCH 0/4] KVM: enable Intel SMAP for KVM Date: Thu, 27 Mar 2014 10:52:10 -0700 Message-ID: <5334654A.4040005@zytor.com> References: <1395923135-15329-1-git-send-email-feng.wu@intel.com> <5334106D.9050904@redhat.com> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit To: Paolo Bonzini , Feng Wu , gleb@redhat.com, kvm@vger.kernel.org Return-path: Received: from terminus.zytor.com ([198.137.202.10]:57469 "EHLO mail.zytor.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753351AbaC0Rw1 (ORCPT ); Thu, 27 Mar 2014 13:52:27 -0400 In-Reply-To: <5334106D.9050904@redhat.com> Sender: kvm-owner@vger.kernel.org List-ID: On 03/27/2014 04:50 AM, Paolo Bonzini wrote: > > You also need a matching QEMU patch to enable SMAP on Haswell CPUs (do > all Haswells have SMAP?), though only for a 2.1 or newer machine type. > But this can be covered later. > Haswell does not have SMAP (Ivy Bridge and Haswell do have SMEP, however.) -hpa