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SubjectRe: [PATCH 01/22] x86: add methods for writing of an MSR on several CPUs
Borislav Petkov wrote:
>
> Well, let's do the nonserializing thing and have it done right from the
> beginning. We might not care now but who knows..?
>

If nothing else it might matter for boot time. Serializing *anything*
across a large number of CPUs can be very expensive.

-hpa

--
H. Peter Anvin, Intel Open Source Technology Center
I work for Intel. I don't speak on their behalf.



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