Re: [PATCH] Fix roundup_pow_of_two(1)

[Rolf Eike Beer <eike-kernel@sf-tec.de>]

Adrian Bunk wrote:
> On Thu, May 17, 2007 at 11:56:56PM +0200, Rolf Eike Beer wrote:
> > Fix roundup_pow_of_two(1)
> >
> > 1 is a power of two, therefore roundup_pow_of_two(1) should return 1. It
> > does in case the argument is a variable but in case it's a constant it
> > behaves wrong and returns 0. Probably nobody ever did it so this was
> > never noticed.
>
> I'm not getting the problem.
> 2^0 = 1

Yes. But it returned 0 (not 1 << 0).

Eike

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