Messages in this thread | ![/](/images/icornerl.gif) | | Date | Fri, 8 Dec 2006 08:43:09 -0800 (PST) | From | Christoph Lameter <> | Subject | Re: [PATCH] WorkStruct: Implement generic UP cmpxchg() where an arch doesn't support it |
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On Fri, 8 Dec 2006, Russell King wrote:
> You're advocating cmpxchg is adopted by all architectures. It isn't > available on many architectures, and those which it can be requires > unnecessarily complicated coding.
Not having cmpxchg is even worse because it requires the introduction and maintenance of large sets of arch specific operations. Much more complex.
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