From mboxrd@z Thu Jan 1 00:00:00 1970 From: Keir Fraser Subject: Re: [PATCH 2/2] x86: remove Pentium Pro check Date: Fri, 30 Aug 2013 06:24:05 +0100 Message-ID: References: <1377828849-18059-2-git-send-email-msw@amazon.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 1VFHBr-00058M-Hm for xen-devel@lists.xenproject.org; Fri, 30 Aug 2013 05:24:11 +0000 Received: by mail-we0-f180.google.com with SMTP id q58so1171107wes.39 for ; Thu, 29 Aug 2013 22:24:10 -0700 (PDT) In-Reply-To: <1377828849-18059-2-git-send-email-msw@amazon.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: Matt Wilson , xen-devel@lists.xenproject.org Cc: Andrew Cooper , Jan Beulich List-Id: xen-devel@lists.xenproject.org On 30/08/2013 03:14, "Matt Wilson" wrote: > ... as it's not a supported processor > > Signed-off-by: Matt Wilson > Cc: Keir Fraser > Cc: Jan Beulich > Cc: Andrew Cooper Acked-by: Keir Fraser > --- > xen/arch/x86/cpu/intel.c | 4 ---- > 1 files changed, 0 insertions(+), 4 deletions(-) > > diff --git a/xen/arch/x86/cpu/intel.c b/xen/arch/x86/cpu/intel.c > index 072ecbc..31b69c9 100644 > --- a/xen/arch/x86/cpu/intel.c > +++ b/xen/arch/x86/cpu/intel.c > @@ -198,10 +198,6 @@ static void __devinit init_intel(struct cpuinfo_x86 *c) > set_bit(X86_FEATURE_ARCH_PERFMON, c->x86_capability); > } > > - /* SEP CPUID bug: Pentium Pro reports SEP but doesn't have it until model 3 > mask 3 */ > - if ((c->x86<<8 | c->x86_model<<4 | c->x86_mask) < 0x633) > - clear_bit(X86_FEATURE_SEP, c->x86_capability); > - > if ( !cpu_has(c, X86_FEATURE_XTOPOLOGY) ) > { > c->x86_max_cores = num_cpu_cores(c);