[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] Re: [Xen-devel] [PATCH] x86/AMD: use correct shift count when merging model and stepping
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 _______________________________________________ Xen-devel mailing list Xen-devel@xxxxxxxxxxxxxxxxxxx http://lists.xensource.com/xen-devel
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