On Sun, 27 Nov 2016, Kyle Huey wrote:
> +DEFINE_PER_CPU(u64, msr_misc_features_shadow);
> +
> +static void set_cpuid_faulting(bool on)
> +{
> + u64 msrval;
> +
> + DEBUG_LOCKS_WARN_ON(!irqs_disabled());
The arch_prctl code path does not have interrupts disabled and there is no
reason why it should have.
Thanks,
tglx
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