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

[Christoph Lameter]

On Wed, 6 Dec 2006, Matthew Wilcox wrote:

> On Wed, Dec 06, 2006 at 11:47:40AM -0800, Christoph Lameter wrote:
> > Nope this is a UP implementation. There is no cpu B.
> 
> 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?


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