Re: Uses for memory barriers

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Paul E. McKenney <[email protected]> wrote:

> 2.	All stores to a given single memory location will be perceived
> 	as having occurred in the same order by all CPUs.

Does that take into account a CPU combining or discarding coincident memory
operations?

For instance, a CPU asked to issue two writes to the same location may discard
the first if it hasn't done it yet.

David
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