Re: [PATCH 24/38] move round_up/down to kernel.h

[Joe Perches]

On Fri, 2010-01-22 at 08:52 -0600, Christoph Lameter wrote:
> On Fri, 22 Jan 2010, Yinghai Lu wrote:
> > +#define __round_mask(x,y) ((__typeof__(x))((y)-1))
> > +#define round_up(x,y) ((((x)-1) | __round_mask(x,y))+1)
> > +#define round_down(x,y) ((x) & ~__round_mask(x,y))
> s/round/round_power2/

s/round/round_power_of_2/
BUILD_BUG_ON_NOT_POWER_OF_2



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