Re: [PATCH] WorkStruct: Implement generic UP cmpxchg() where an arch doesn't support it

Roman Zippel
2006-12-07T01:05:54Z

Hi,

On Wed, 6 Dec 2006, Linus Torvalds wrote:

> > > To be honest, it'd be much easier if we only defined these operations on
> > > atomic_t's. We have all the infrastructure in place for them, and
> > > they're fairly well understood. If you need different sizes, I'm OK
> > > with an atomic_pointer_t, or whatever.
> >
> > FWIW Seconded.
>
> I disagree.
>
> Any _real_ CPU will simply never care about _anything_ else than just the
> size of the datum in question.

..or alignment which a dedicated atomic type would allow to be attached.

bye, Roman