Ingo Molnar wrote:
>
> On Tue, 31 Oct 2000, Jeff V. Merkey wrote:
>
> > > > > Excuse me, 857,000,000 instructions executed and 460,000,000
> > > > > context switches a second -- on a PII system at 350 Mhz. [...]
> > >
> > > > That's more than one context switch per clock. I do not think so.
> > > > Really go and check those numbers.
> > >
> > > yep, you cannot have 460 million context switches on that system,
> > > unless you have some Clintonesque definition for 'context switch' ;-)
> >
> > The numbers don't lie. [...]
>
> sure ;) I can do infinite context switches! You dont believe? See:
>
> #define schedule() do { } while (0)
Actually, I think the compiler would optimize this statement completely
out of the code.
Jeff
>
> [there is a small restriction, should only be used in single-task
> systems.]
>
> Ingo
>
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