> + unsigned int *msr_ext_cpuid_mask)
> +{
> + unsigned int msr, msr_ext;
> +
> + msr = msr_ext = 0;
> +
> + switch (c->x86_model) {
You have to check the family too.
> +
> + return msr;
> +}
> +
> +static void __cpuinit intel_mask_cpu_caps(struct cpuinfo_x86 *c)
> +{
> + u32 low, high;
> + unsigned int msr_cpuid_mask, msr_ext_cpuid_mask;
> +
> + msr_cpuid_mask = intel_cpuid_mask_msr(c, &msr_ext_cpuid_mask);
> + if (msr_cpuid_mask) {
> + set_cpu_cap(c, X86_FEATURE_CPUIDMASK);
> +
> + rdmsr(msr_cpuid_mask, low, high);
And please use rdmsrl(), rdmsr() is so 90ies
Other than that patch looks good. I presume it will be useful for
other things than just migration too.
-Andi
--
a...@linux.intel.com -- Speaking for myself only
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