Re: [Xen-devel] [PATCH] x86/AMD: use correct shift count when merging model and stepping

[Wei Huang <wei.huang2@xxxxxxx>]

Good catch. Could you please apply it to xen-4.0 and xen-4.1 trees too?

Acked-by: Wei Huang <wei.huang2@xxxxxxx>

-Wei

On 12/15/2011 06:38 AM, Keir Fraser wrote:
> On 15/12/2011 11:21, "Jan Beulich"<JBeulich@xxxxxxxx>  wrote:
>
> > ... for legacy errata matching.
> >
> > Signed-off-by: Jan Beulich<jbeulich@xxxxxxxx>
> Acked-by: Keir Fraser<keir@xxxxxxx>
>
> > --- a/xen/arch/x86/cpu/amd.c
> > +++ b/xen/arch/x86/cpu/amd.c
> > @@ -216,7 +216,7 @@ int cpu_has_amd_erratum(const struct cpu
> > }
> >
> > /* OSVW unavailable or ID unknown, match family-model-stepping range */
> > - ms = (cpu->x86_model<<  8) | cpu->x86_mask;
> > + ms = (cpu->x86_model<<  4) | cpu->x86_mask;
> > while ((range = va_arg(ap, int))) {
> > if ((cpu->x86 == AMD_MODEL_RANGE_FAMILY(range))&&
> >     (ms>= AMD_MODEL_RANGE_START(range))&&
> >
> >
> >
> > _______________________________________________
> > Xen-devel mailing list
> > Xen-devel@xxxxxxxxxxxxxxxxxxx
> > http://lists.xensource.com/xen-devel


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