Coherence between CPU and GPU in Fusion APU

Discussion created by firemars on Oct 21, 2011
Latest reply on Oct 26, 2011 by firemars

If I allocate a memory buffer "D" in system memory. And launch two kernerls for CPU and GPU at the same time.

If GPU use atomic operation on "D", and CPU also use atomic operation on "D".
Can I get a coherent result?