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The Future of C++ ?

 
 
Mirek Fidler
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      11-30-2006

Chris Thomasson wrote:
> "Mirek Fidler" <(E-Mail Removed)> wrote in message
> news:(E-Mail Removed) ups.com...
> >
> >> The main benefit from lock-free in a preemptive multi-threaded user
> >> environment is avoiding the overhead of thread suspend/resume when
> >> a thread blocks. 100's of nsec at least. So if lock contention
> >> is a problem and can't be avoided, lock-free is a possible solution.

> >
> > Win32 has CRITICAL_SECTION variant that spin-locks defined number of
> > times before suspending the thread. Is not that sort of solution in
> > certain cases? Is spin-lock considered "lock-free" ?

>
> No. The spinlock is spinning on lock state, not the state you intended to
> work on in the first place.


Ah, I guess I am getting into terminology

 
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