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[Xen-devel] Re: My turn to rant about types... bitops

On Thursday 06 October 2005 17:10, Jimi Xenidis wrote:
> On Oct 6, 2005, at 9:39 AM, Andi Kleen wrote:
> > Jimi Xenidis <jimix@xxxxxxxxxxxxxx> writes:
> >> adding 32bit bitops but I doubt I'd be able to do that in
> >> Linux which does not provide "u32" bitops.
> >
> > Actually it does - when the arch has ARCH_HAS_ATOMIC_UNSIGNED set
> > it's allowed with the normal bitops.
> Its not set for linuxppc64, bitops use longs so the code is optimized
> for them.

Well, that's a specific linuxppc64 limitation.


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