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SubjectRe: [patch 3/2] drivers/char/vt.c: remove unnecessary code
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> > >> + for(npar = NPAR-1; npar < NPAR; npar--)
> >
> > >How many times do you want this for loop to run?
> >
> > NPAR times :-). As I stated, npar is unsigned.
> >
>
> for (npar = NPAR - 1; npar >= 0; npar--)
>
> would be more readable and may be even faster on a dumb compiler than
> your variant. Still, I'd have compiler worry about such
> micro-optimizations.

actually that goes wrong for npar unsigned...



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