Alan Cox wrote:
> > And on a multiprocessor system one idle processor can zero pages while
> > the other is consuming them.
>
> Nice theory but the CPU->CPU traffic will kill you
I guess it's an open question, whether the CPU->CPU or memory->CPU
traffic on the busy processor takes longer than the local zeroing
followed by eventual CPU->memory flush of the unused portions of the
zero page.
-- Jamie
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