Re: [Xen-devel] [PATCH v2 2/3] x86 Test and expose CPUID faulting capabilities in /proc/cpuinfo

2016-09-15 Thread Kyle Huey
On Thu, Sep 15, 2016 at 12:37 PM, Andy Lutomirski wrote: > On Thu, Sep 15, 2016 at 12:11 PM, Kyle Huey wrote: >> On Thu, Sep 15, 2016 at 3:25 AM, Jan Beulich wrote: >> On 15.09.16 at 12:05, wrote: On

Re: [Xen-devel] [PATCH v2 2/3] x86 Test and expose CPUID faulting capabilities in /proc/cpuinfo

2016-09-15 Thread Kyle Huey
On Thu, Sep 15, 2016 at 12:37 PM, Andy Lutomirski wrote: > On Thu, Sep 15, 2016 at 12:11 PM, Kyle Huey wrote: >> On Thu, Sep 15, 2016 at 3:25 AM, Jan Beulich wrote: >> On 15.09.16 at 12:05, wrote: On 14/09/16 22:01, Kyle Huey wrote: > Xen advertises the underlying support for

Re: [Xen-devel] [PATCH v2 2/3] x86 Test and expose CPUID faulting capabilities in /proc/cpuinfo

2016-09-15 Thread Boris Ostrovsky
On 09/15/2016 03:11 PM, Kyle Huey wrote: > On Thu, Sep 15, 2016 at 3:25 AM, Jan Beulich wrote: > On 15.09.16 at 12:05, wrote: >>> On 14/09/16 22:01, Kyle Huey wrote: Xen advertises the underlying support for CPUID faulting but not does pass

Re: [Xen-devel] [PATCH v2 2/3] x86 Test and expose CPUID faulting capabilities in /proc/cpuinfo

2016-09-15 Thread Boris Ostrovsky
On 09/15/2016 03:11 PM, Kyle Huey wrote: > On Thu, Sep 15, 2016 at 3:25 AM, Jan Beulich wrote: > On 15.09.16 at 12:05, wrote: >>> On 14/09/16 22:01, Kyle Huey wrote: Xen advertises the underlying support for CPUID faulting but not does pass through writes to the relevant MSR, nor

Re: [Xen-devel] [PATCH v2 2/3] x86 Test and expose CPUID faulting capabilities in /proc/cpuinfo

2016-09-15 Thread Andy Lutomirski
On Thu, Sep 15, 2016 at 12:11 PM, Kyle Huey wrote: > On Thu, Sep 15, 2016 at 3:25 AM, Jan Beulich wrote: > On 15.09.16 at 12:05, wrote: >>> On 14/09/16 22:01, Kyle Huey wrote: Xen advertises the underlying support for CPUID

Re: [Xen-devel] [PATCH v2 2/3] x86 Test and expose CPUID faulting capabilities in /proc/cpuinfo

2016-09-15 Thread Andy Lutomirski
On Thu, Sep 15, 2016 at 12:11 PM, Kyle Huey wrote: > On Thu, Sep 15, 2016 at 3:25 AM, Jan Beulich wrote: > On 15.09.16 at 12:05, wrote: >>> On 14/09/16 22:01, Kyle Huey wrote: Xen advertises the underlying support for CPUID faulting but not does pass through writes to the relevant

Re: [Xen-devel] [PATCH v2 2/3] x86 Test and expose CPUID faulting capabilities in /proc/cpuinfo

2016-09-15 Thread Kyle Huey
On Thu, Sep 15, 2016 at 3:25 AM, Jan Beulich wrote: On 15.09.16 at 12:05, wrote: >> On 14/09/16 22:01, Kyle Huey wrote: >>> Xen advertises the underlying support for CPUID faulting but not does pass >>> through writes to the relevant MSR, nor does

Re: [Xen-devel] [PATCH v2 2/3] x86 Test and expose CPUID faulting capabilities in /proc/cpuinfo

2016-09-15 Thread Kyle Huey
On Thu, Sep 15, 2016 at 3:25 AM, Jan Beulich wrote: On 15.09.16 at 12:05, wrote: >> On 14/09/16 22:01, Kyle Huey wrote: >>> Xen advertises the underlying support for CPUID faulting but not does pass >>> through writes to the relevant MSR, nor does it virtualize it, so it does >>> not

Re: [Xen-devel] [PATCH v2 2/3] x86 Test and expose CPUID faulting capabilities in /proc/cpuinfo

2016-09-15 Thread Jan Beulich
>>> On 15.09.16 at 12:05, wrote: > On 14/09/16 22:01, Kyle Huey wrote: >> Xen advertises the underlying support for CPUID faulting but not does pass >> through writes to the relevant MSR, nor does it virtualize it, so it does >> not actually work. For now mask off the

Re: [Xen-devel] [PATCH v2 2/3] x86 Test and expose CPUID faulting capabilities in /proc/cpuinfo

2016-09-15 Thread Jan Beulich
>>> On 15.09.16 at 12:05, wrote: > On 14/09/16 22:01, Kyle Huey wrote: >> Xen advertises the underlying support for CPUID faulting but not does pass >> through writes to the relevant MSR, nor does it virtualize it, so it does >> not actually work. For now mask off the relevant bit on

Re: [Xen-devel] [PATCH v2 2/3] x86 Test and expose CPUID faulting capabilities in /proc/cpuinfo

2016-09-15 Thread David Vrabel
On 14/09/16 22:01, Kyle Huey wrote: > Xen advertises the underlying support for CPUID faulting but not does pass > through writes to the relevant MSR, nor does it virtualize it, so it does > not actually work. For now mask off the relevant bit on MSR_PLATFORM_INFO. Could you clarify in the commit

Re: [Xen-devel] [PATCH v2 2/3] x86 Test and expose CPUID faulting capabilities in /proc/cpuinfo

2016-09-15 Thread David Vrabel
On 14/09/16 22:01, Kyle Huey wrote: > Xen advertises the underlying support for CPUID faulting but not does pass > through writes to the relevant MSR, nor does it virtualize it, so it does > not actually work. For now mask off the relevant bit on MSR_PLATFORM_INFO. Could you clarify in the commit