Re: [eigen] Help on solving a race condition

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On Fri, Jun 8, 2012 at 4:57 PM, Gael Guennebaud
<gael.guennebaud@xxxxxxxxx> wrote:
> yes that would work, but mutex introduces a too large overhead. This
> function is called for every matrix product!

True. It seems to be worse than the thread local storage solution.

> It seems OpenMP's support for atomics is not very good.

Also true, its pretty tricky. In particular since one has to keep in
mind that e.g. MSVC supports "only" OpenMP 2.0.


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