Rusty Russell wrote:
> The behaviour change (don't oops when an invalid rdmsr is used) was
> there with CONFIG_PARAVIRT=y, the cleanup just made !CONFIG_PARAVIRT the
> same.  Is it important?
>   

We could always fling a BUG_ON in the non-safe versions, which would
probably be more informative than a GPF or whatever a bad MSR gives you.

    J
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