[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] Re: [Xen-devel] [PATCH] x86/Intel: don't probe CPUID faulting on family 0xf CPUs
Jan Beulich wrote: > These are known to not support the feature, so we can save ourselves > from emitting the resulting #GP fault recovery related message (which > might worry people looking at the logs). > > Signed-off-by: Jan Beulich <jbeulich@xxxxxxxx> > > --- a/xen/arch/x86/cpu/intel.c > +++ b/xen/arch/x86/cpu/intel.c > @@ -204,7 +204,7 @@ static void __devinit init_intel(struct > detect_ht(c); > } > > - if (smp_processor_id() == 0) { > + if (c == &boot_cpu_data && c->x86 == 6) { > if (probe_intel_cpuid_faulting()) > set_bit(X86_FEATURE_CPUID_FAULTING, c->x86_capability); > } else if (boot_cpu_has(X86_FEATURE_CPUID_FAULTING)) { Acked-by: Liu Jinsong <jinsong.liu@xxxxxxxxx> _______________________________________________ Xen-devel mailing list Xen-devel@xxxxxxxxxxxxx http://lists.xen.org/xen-devel
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