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

Matthew Wilcox
2006-12-06T20:17:08Z

On Wed, Dec 06, 2006 at 12:11:01PM -0800, Christoph Lameter wrote:
> On Wed, 6 Dec 2006, Matthew Wilcox wrote:
> > Follow the thread back. I'm talking about parisc. Machines exist (are
> > still being sold) with up to 128 cores. I think the largest we've
> > confirmed work are 8 CPUs.
>
> And you only have an atomic get and clear atomic op? Amazing. Is this
> really still in production?

Yes. And yes.