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SubjectRe: [patch for 2.6.26 0/7] Architecture Independent Markers

* Frank Ch. Eigler <fche@redhat.com> wrote:

>
> >> > NACK-ed-by: Ingo Molnar <mingo@elte.hu>
> >> [...]
> >> I wonder why nobody doesn't fix this serious problem until now. [...]
>
> Frankly, the "problem" has not yet been established. Ingo has failed
> to respond to Mathieu's analysis of the actual instruction streams,
> which cast doubt on Ingo's technique of simply counting bytes. [...]

uhm no. The "difference" is due to Matthieu counting on the platform
that is most favorable to his argument: 32-bit, while i counted on
64-bit where most servers operate (and where instrumentation micro-cost
actually matters).

Ingo


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