Nick Piggin <[email protected]> wrote:
>
> Roman Zippel wrote:
> > Hi,
> >
> > On Fri, 3 Mar 2006, Andrew Morton wrote:
> >
> >
> >>Yes, we now require cmpxchg of all architectures.
> >
> >
> > Actually I'd prefer if we used atomic_cmpxchg() instead.
> > The cmpxchg() emulation was never added for a good reason - to keep code
> > from assuming it can be used it for userspace synchronisation. Using an
> > atomic_t here would probably get at least some attention.
> >
>
> Yes, I guess that's what Andrew meant. The reason we can require
> atomic_cmpxchg of all architectures is because it is only guaranteed
> to work on atomic_t.
>
> Glad to hear it won't be a problem for you though.
>
Could someone with an m68k compiler please send the patch?
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