[fpc-pascal] getting started with threads

Micha Nelissen micha at neli.hopto.org
Sat Sep 19 10:36:41 CEST 2009


Jonas Maebe wrote:
> on x86 too). Atomic operations are not memory barriers by themselves, 
> and the fact that you perform an atomic operation does not mean that 
> afterwards all cpu's will immediately see this new value.

Explain? Isn't the point of an atomic update that it doesn't matter 
whether the other CPU has seen the value yet? Or are we talking about 
different values?

Micha



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